Grundig TVR3701SV User manual
Entwicklungscode AA
Evolution Code AA
TVR 3705
TVR 3720
TVR 3720 GB
Entwicklungscode AB
Evolution Code AB
TVR 3701 SV
TVR 3710
TVR 3710 GB
TVR 5100
TVR 5100 GB
TVR 5500
Zusätzlich erforderliche
Unterlagen für den Komplettservice
Additionally required
Service Manuals for the Complete Service
Ergänzung
Supplement
Service
Manual
Ergänzung
Supplement
Btx * 32700 #
Sachnummer
Part Number 72010-524.98
Änderungen vorbehalten
Subject to alteration
Printed in Germany
VK24/221 0497
Service Manual TV
TIMER
8
P
RECORD
3
Sach-Nr./Part No.
72010-524.98
TVR 3710…
TVR 5100…
TVR 5500…
Sach-Nr./Part No.
72010-524.95
1
Sach-Nr./Part No.
72010-524.96
Service
Manual
Sicherheit
Safety
Sach-Nr./Part No.
72010-800.00
1 - 2 GRUNDIG Service
Allgemeiner Teil / General Section TVR 37…, TVR 51…, TVR 55…
Es gelten die Vorschriften und Sicherheitshinweise
gemäßdemServiceManual"Sicherheit",Sach-Num-
mer 72010-800.00, sowie zusätzlich die eventuell
abweichenden, landesspezifischen Vorschriften!
Theregulationsandsafetyinstructionsshallbevalid
as provided by the "Safety" Service Manual, part
number 72010-800.00, as well as the respective
national deviations.
GB
Table of Contents Page
General Section.................................. 1-1…1-16
TVR Overview .............................................................................. 1-3
Code Label, Evolution Code ........................................................ 1-4
Alteration Adjustment Procedures ............................................... 1-4
Test Equipment / Jigs ............................. Service Manual TVR 1-4
Specifications.......................................... Service Manual TVR 1-4
Operating Hints ....................................... Service Manual TVR 1-7
Service Instructions................................. Service Manual TVR 1-9
Code Label, Evolution Code ........................................................ 1-4
Service Test Programme ........................ Service Manual TVR 1-12
Description ......................................... 2-9…2-16
Power Chassis (PLSP) ........................... Service Manual TVR 2-9
• Power Supply....................................... Service Manual TVR 2-9
• High Voltage Section ........................... Service Manual TVR 2-10
Tube PCB ............................................... Service Manual TVR 2-10
Signal Chassis (PSSP2) ......................... Service Manual TVR 2-11
• Deck Control / Deck Electronic (DE).... Service Manual TVR 2-11
• Keyboard Control Unit (CO)................. Service Manual TVR 2-12
• TV Signal Electronics (TV)................... Service Manual TVR 2-12
• Frontend 2 (TU2) ................................. Service Manual TVR 2-13
• IN/OUT (IO).......................................... Service Manual TVR 2-14
• Video/Chroma (VS).............................. Service Manual TVR 2-14
• Standard Sound (AL) ........................... Service Manual TVR 2-15
• Teletext "DOS" (TXT)........................... Service Manual TVR 2-16
Adjustment Procedures....................... 3-1…3-6
Location of Adjustment Controls ............. Service Manual TVR 3-1
Power Chassis (PLSP) ........................... Service Manual TVR 3-5
Alteration Adjustment Procedures ............................................... 1-4
Tube PCB ............................................... Service Manual TVR 3-5
Alteration Adjustment Procedures ............................................... 1-4
Signal Chassis (PSSP2) ......................... Service Manual TVR 3-5
• TV Signal Electronics (TV)................... Service Manual TVR 3-5
• Keyboard Control Unit (CO)................. Service Manual TVR 3-5
• Deck Control / Deck Electronic (DE).... Service Manual TVR 3-6
• Frontend 2 (TU2) ................................. Service Manual TVR 3-6
• Video/Chroma (VS).............................. Service Manual TVR 3-6
• Standard Sound (AL) ........................... Service Manual TVR 3-6
Layout of the PCBs
and Circuit Diagrams ......................... 4-1…4-72
Wiring Diagrams .......................................................................... 4-1
Block Circuit Diagrams................................................................. 4-7
Power Chassis (GSPD) ............................................................. 4-16
Power Switch Board................................ Service Manual TVR 4-18
Tube PCB .................................................................................. 4-27
Tape Deck Sensor Panel ........................ Service Manual TVR 4-46
Signal Chassis (KSMD/KSPD)................................................... 4-31
• Keyboard Control Unit (CO).................................................... 4-43
• TV Signal Electronics (TV)...................................................... 4-49
• Frontend 2 (TU2) .................................................................... 4-52
• Teletext "DOS" (TXT)........................... Service Manual TVR 4-58
• IN/OUT (IO)............................................................................. 4-55
• Video/Chroma (VS)................................................................. 4-59
• Standard Sound (AL) .............................................................. 4-62
• Deck Control / Deck Electronic (DE)....................................... 4-63
Socket Board (BUPI)............................... Service Manual TVR 4-68
Head Amplifier Board (OHA)................... Service Manual TVR 4-69
• Headwheel Motor Control .................... Service Manual TVR 4-70
• Head Amplifier ..................................... Service Manual TVR 4-71
Drive Mechanism................................ 5-1…5-12
Test Equipment / Jigs ............................. Service Manual TVR 5-1
Service Instructions................................. Service Manual TVR 5-2
Replacement of Tape Deck Components Service Manual TVR 5-3
Adjustments ............................................ Service Manual TVR 5-10
Spare Parts Lists............................... E-1…E-16
D
Inhaltsverzeichnis Seite
Allgemeiner Teil ................................. 1-1…1-16
Geräteübersicht ........................................................................... 1-3
Codeaufkleber, Entwicklungscode............................................... 1-4
Änderungen Abgleich................................................................... 1-4
Meßgeräte / Meßmittel ............................ Service Manual TVR 1-4
Technische Daten ................................... Service Manual TVR 1-4
Bedienhinweise ....................................... Service Manual TVR 1-5
Servicehinweise ...................................... Service Manual TVR 1-9
Codeaufkleber, Entwicklungscode............................................... 1-4
Servicetestprogramm .............................. Service Manual TVR 1-12
Beschreibung ....................................... 2-1…2-8
Leistungs-Chassis (PLSP) ......................... Service Manual TVR 2-1
• Netzteil ....................................................Service Manual TVR 2-1
• Hochspannungsteil ................................. Service Manual TVR 2-2
Bildrohrplatte.............................................. Service Manual TVR 2-2
Signal-Chassis (PSSP2) ............................ Service Manual TVR 2-3
• Laufwerksteuerung/Deck-Elektronik(DE) . Service Manual TVR 2-3
• Bedieneinheit (CO) ................................. Service Manual TVR 2-4
• TV-Signalelektronik (TV)......................... Service Manual TVR 2-4
• Empfangseinheit 2 (TU2) ........................ Service Manual TVR 2-5
• IN/OUT (IO)............................................. Service Manual TVR 2-6
• Video/Chroma (VS)................................. Service Manual TVR 2-6
• Standardton (AL)..................................... Service Manual TVR 2-7
• Teletext "DOS" (TXT).............................. Service Manual TVR 2-8
Abgleich ................................................ 3-1…3-4
Abgleichlageplan..................................... Service Manual TVR 3-1
Leistungs-Chassis (PLSP) ...................... Service Manual TVR 3-3
Änderungen Abgleich................................................................... 1-4
Bildrohrplatte ........................................... Service Manual TVR 3-3
Änderungen Abgleich................................................................... 1-4
Signal-Chassis (PSSP2) ......................... Service Manual TVR 3-3
• TV-Signalelektronik (TV)...................... Service Manual TVR 3-3
• Bedieneinheit (CO) .............................. Service Manual TVR 3-3
• Laufwerksteuerung/Deck-Elektronik(DE) Service Manual TVR 3-4
• Empfangseinheit 2 (TU2) ..................... Service Manual TVR 3-4
• Video/Chroma (VS).............................. Service Manual TVR 3-4
• Standardton (AL).................................. Service Manual TVR 3-4
Platinenabbildungen
und Schaltpläne ................................. 4-1…4-72
Verdrahtungspläne....................................................................... 4-1
Blockschaltpläne .......................................................................... 4-7
Leistungs-Chassis (GSPD) ........................................................ 4-16
Netzschalterplatte ................................... Service Manual TVR 4-18
Bildrohrplatte .............................................................................. 4-27
Laufwerkplatte – Sensoreneinheit........... Service Manual TVR 4-46
Signal-Chassis (KSMD/KSPD) .................................................. 4-31
• Bedieneinheit (CO) ................................................................. 4-43
• TV-Signalelektronik (TV)......................................................... 4-49
• Empfangseinheit 2 (TU2) ........................................................ 4-52
• Teletext "DOS" (TXT)........................... Service Manual TVR 4-58
• IN/OUT (IO)............................................................................. 4-55
• Video/Chroma (VS)................................................................. 4-59
• Standardton (AL)..................................................................... 4-62
• Laufwerksteuerung / Deck-Elektronik (DE)............................. 4-63
Buchsenplatte (BUPI) ............................. Service Manual TVR 4-68
Kopfverstärkerplatte (OHA)..................... Service Manual TVR 4-69
• Kopfscheibenmotoransteuerung .......... Service Manual TVR 4-70
• Kopfverstärker...................................... Service Manual TVR 4-71
Laufwerk ............................................. 5-1…5-12
Meßgeräte / Meßmittel ............................ Service Manual TVR 5-1
Servicehinweise ...................................... Service Manual TVR 5-2
Auswechseln von Laufwerksteilen .......... Service Manual TVR 5-3
Einstellungen .......................................... Service Manual TVR 5-10
Ersatzteillisten................................... E-1…E-16
Ergänzung /
Supplement
Service Manual
Sach-Nr./Part No.
72010-524.95
TVR 3701 SV
TVR 3705
TVR 3710
TVR 3710 GB
TVR 3720
TVR 3720 GB
TVR 5100
TVR 5100 GB
TVR 5500
S./P 4-18 Netzschalterplatte / Power Switch Board •••
S./P 4-16 Leistungs-Chassis / Power PCB (GSPD) •••••••••
S./P 4-27 Bildrohrplatte / Tube PCB •••••••••
S./P 4-46 Laufwerkplatte-Sensoreneinheit / Tape Deck Sensor Panel •••••••••
S./P 4-37
S./P 4-46
S./P 4-49
S./P 4-52
S./P 4-57
S./P 4-59
S./P 4-62
S./P 4-63
S./P 4-58
Signal-Chassis (KSPD)
• Bedieneinheit / Keyboard Control Unit (CO)
• TV-Signalelektronik / TV Signal Electronics (TV)
• Empfangseinheit 2 / Frontend 2 (TU2)
• Teletext(TXT)
• IN/OUT (IO)
• Video/Chroma (VS)
• Standardton / Standard Sound (AL)• Laufwerksteuerung /
Deck Control/Deck Electronic (DE)
••••••••
S./P 4-31
S./P 4-43
S./P 4-49
S./P 4-52
S./P 4-55
S./P 4-59
S./P 4-62
S./P 4-63
S./P 4-58
Signal-Chassis (KSMD)
• Bedieneinheit / Keyboard Control Unit (CO)
• TV-Signalelektronik / TV Signal Electronics (TV)
• Empfangseinheit 2 / Frontend 2 (TU2)
• Teletext(TXT)
• IN/OUT (IO)
• Video/Chroma (VS)
• Standardton / Standard Sound (AL)
• Laufwerksteuerung / Deck Control/Deck Electronic (DE)
•
S./P 4-68 Buchsenplatte / Socket Board (BUPI) •••••••••
S./P 4-69 Kopfverstärker / Head Amplifier (OHA) •••••••••
CCIR, B/G/H - PAL ••••••
CCIR, I - PAL •••
CCIR, B/G/L/L' - SECAM
NTSC-Wiedergabe / NTSC Playback •••••••••
2 Empfangseinheiten / Frontend (Tuner) •• ••
Bildschirmdiagonale 37cm (sichtbares Bild: 34cm) / Screen diagonale 37cm (visible picture: 34cm)
••••••
Bildschirmdiagonale 51cm (sichtbares Bild: 48cm) / Screen diagonale 51cm (visible picture: 48cm)
••
Bildschirmdiagonale 55cm (sichtbares Bild: 51cm) / Screen diagonale 55cm (visible picture: 51cm)
•
Ablenkwinkel 900/ Deflection angle 900•••••••••
High Speed Drive (HSD) • •
2-Kopf/Head •••••••••
Normalplay •••••••••
Longplay •••
VISS •••••••••
ATS euro plus •••••••••
"On Screen Display" (OSD) •••••••••
VPS • ••••• •
PDC • • •1) •
Teletext "DOS" •••••••
SHOW VIEW • • • • • •
VIDEO Plus •••
6 Timer •••••••••
69 Programme + 1 AV •••••••••
Kopfhörerbuchse / Headphone Jack •••••••••
EURO-AV-Buchse / Socket •••••••••
LINE/CV-Buchsen / Sockets •••• •
Allgemeiner Teil / General Section
Geräteübersicht / TVR Overview
TVR 37…, TVR 51…, TVR 55… Allgemeiner Teil / General Section
GRUNDIG Service 1 - 3
Feature-Übersicht
Table of Features Bausteinübersicht
Table of Modules
1) nur für Version / only for version G.CD 4352
Allgemeiner Teil / General Section TVR 37…, TVR 51…, TVR 55…
1 - 4 GRUNDIG Service
Entwicklungscode / Produktionscode
Technische Weiterentwicklungen oder Änderungen sind wie folgt auf
dem Typenschild ersichtlich:
• Produktionscode – geringfügige Änderungen
• Entwicklungscode – gravierende Änderungen
Evolution Code / Production Code
Technical advance developments or changes are to be seen from the
type plate as follows:
• Production code – minor changes
• Evolution code – important changes
Entwicklungscode / Evolution code
Gerätetyp / Type of product
Fernbedienung / Remote Control
Seriennummer / Serial number
Geräte-Optionscode / Option Code
Bestellnummer / Order number
Produktionsdatum / Production date
Produktionscode / Production code
Änderungen Abgleich
zu Punkt 1. Leistungs-Chassis (GSPD)
Abgleichvorgang
Spannung mit R3358 (Ubat) entsprechend dem Gerät ein-
stellen. TVR37… 101,5V
TVR51… 120,3V
TVR55… 84,0V
zu Punkt 2. Bildrohrplatte
Vorbereitung
FolgendeEinstellungenimbetriebswarmenGerätezustand
(ca. 15 Minuten nach dem Einschalten) durchführen:
– Kontrast "84% = OSD-Skala-Maximum minus 4 Teilstriche"
– Helligkeit "50%"
– Schirmgitterregler (SCREEN) "Linksanschlag"
– R3919 und R3921 "Mittelstellung"
– Schwarztestbild an der AV-Buchse einspeisen
– Entsprechenddem Gerätjeweilsfolgende Wertemitden
Cutoff-Reglern R3920, R3918 und R3917 an den R-, G-
und B-Eingängen der Bildröhre einstellen:
TVR 37…: 115V
TVR 51… / TVR 55…: 140V
Alteration Adjustment Procedures
to point 1. Power Chassis (GSPD)
Alignment Procedure
WithR3358(Ubat) setthefollowingvoltageaccordingtothe
different models. TVR37… 101,5V
TVR51… 120,3V
TVR55… 84,0V
to point 2. Tube PCB
Preparation
Allow the set to warm up (for approx. 15 minutes after
switching on) and carry out the following adjustments:
– Contrast "84% = maximum minus 4 divisions on OSD scale"
– Brightness "50%"
– Screen grid adjustment control (SCREEN) "left stop"
– R3919, R3921 "center position"
–
Feed a black test pattern into the AV socket
– WiththecutoffcontrolsR3920,R3918andR3917,setthe
following levels at the R, G, and B inputs of the picture
tube dependent on the TVR model:
TVR 37…: 115V
TVR 51… / TVR 55…: 140V
TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
Verdrahtungsplan / Wiring Diagram TVR 37…
# 2515.
7
5
8
9
#2555.
FRONT-CINCH-JACK
1935 1937
PH3
PH2
PH1
GND
VCI
GND
ACIM
SPEAKER
1933
VIDEO-AUDIO-JACK
1931
EARPHONE-JACK
1
2
3
4
3
2
1
2
3
4
1
6
10
11
14/9M1
14M1
14M2
14M2
GNDM
GND5A
5A
GND5D
5D
GNDM
33A
12
13
STBY
5STBY
GND
VCI
GND
ACIM
CTL2
AEH1
AEH2
APH
GND
ARH
CTL1
1909
# 2517.
VDEFL
10
1
8
6
7
9
5
4
3
L8
L6L1
L2
L4
L3
# 2596.
# 2487.
# 2488.
# 2549.
# 2443.
RFK 5
# 2485.
# 2489.
RFK 1
# 2493.
# 2552.
# 2567.
# 2559.
*#2629. (# 2556.)
# 2561.
SCART
Tuner 1
TURBO/ECO-WD
PICTURETUBE
Picturetube-PCB
Component side
SCREEN
AQUADAC
AQUADAC
HEATER
GNDA
VRGB
GNDA
FMPV
5VAS
CSYNC
ENVC
TRIV
HSC
HP1
FMRV
GNDA
1902
GND
APH
AEH2
AEH1
CTL2
CTL1
ARH
RFK 5
1900
REEL
5D
GNDM2
GNDD
14M2
PG/FG
TMO2
N.C.
TMO1
1-1
RECP
WTL
5STBY
TAE
GNDD
14/9
CREV
CAP
FG
GNDM1
TAS
INIT
LED
WTR
FTA
1905
1904 1903
1901
14
13
12
11
15
9
8
7
6
10
4
3
2
1
5
6
4
3
2
1
5
9
8
7
6
10
4
3
2
1
5
B
GNDTV
R
8V
G
4
3
2
1
5
1913
AQUADAC
HEATER
GNDA
VRGB
1
2
3
4
1969
1967
4
3
2
1
4
3
2
1
5
Signal-Chassis PAL
Component side
HDEF2
UBAT
VDEFH
3
4
5
6
2
1
HDEF1
110LOT
1925
FOCUS
1923
4
3
2
1
5
DEGC2
DEGC1
2
1
1924
MEH2
MEH1
1
2
1
2
3
7
6
4
3
2
1
5
1-1
BTB
RFK 5
RFK 5 RFK 5
GNDA
FMPV
5VAS
CSYNC
ENVC
9
8
7
6
10
TRIV
HSC
HP1
FMRV
GNDA
4
3
2
1
5
2
4
5
6
7
3
1
RECP
WTL
5STBY
TAE
GNDD
9
8
7
6
10
14/9
CREV
CAP
FG
GNDM1
4
3
2
1
5
TAS
INIT
LED
WTR
FTA
14
13
12
11
15
REEL
6
5D
GNDM2
GNDD
14M2
PG/FG
4
3
2
1
5
TMO2
N.C.
TMO1
1
2
3
PROT
BCI
VCOMP
GND9A
4
3
2
1
5
6
9A
-7V
VDR
VFB
GNDTV
HDR
4
3
2
1
5
HFB
1911
RFK 5
RFK 5
LS2
N.C.
LS1
3
2
1
N.C.
MEH1
MEH2
3
2
1
B
GNDTV
R
8V
G
RFK 1
RFK 1
BTB
PROT
BCI
VCOMP
GND9A
9A
-7V
1915
VDR
VFB
GNDTV
HDR
HFB
1916
EARPHONE-JACK
E.H.T
E.H.T
FOCUS
Vg2
Vg1
RED
GREEN
BLUE
HEATER
GNDA
AQUADAC
1961
Tuner 2
SCANNER
AUDIO-CONTROL-HEAD
THREADING MOTOR
HEAD AMPLIFIER
3103 107 20292
1
2
3
4
56
TOP
VDEFL (Green)
HDEF2 (Blue) HDEF1 (Red)
VDEFH (Yellow)
DEFLECTION COIL
Rear View
GNDTV
4
3
2
1
# 2581.
MAINS SWITCH
1912
RFK 5
2
3
4
5
1
6
10
9
8
7
11
14/9M1
14M1
14M2
14M2
GNDM
GND5A
5A
GND5D
5D
GNDM
33A
12
13
STBY
5STBY
1921
(PLSP14)
POWER - PCB
Component side
1926
LINE POWER CORD
1918
1914
LINE OUTPUT TRANSFORMER
ERASE-HEAD
CRT CONNECTION SOCKET
GROUND LEAD ( OPTION )
Front Cinch Board
Component side
Cinch
1922
# 2554.
only for 2 TUNER CONCEPT
3
2
1
1971
PH1
PH2
PH3
1001
1
2
MACC
MACH
1963
1964
1962
8VSW7
4
3
2
1
5
6
7
8VSW
RFK 5
FASTON CONNECTOR
plugged on PCB
1919
1929
# 2557.
Antenna Input
BUPI ( OPTION )
4
123
HDEF2 VDEFHVDEFL HDEF1
(Blue) (Yellow)
(Green) (Red)
TOP
OPTION ( OTHER CONNECTION TERMINAL )
SCREEN
*GSPD14
*GSPD14
(PLSP14)
(PLSP14)
*GSPD14 *KSPD2 / KSMD
(PSSP2)
GRUNDIG Service 4 - 1 GRUNDIG Service 4 - 2
Reference
AL ..............P 4-62
CO .............P 4-43
DE..............P 4-63
IO...............P 4-55
GSPD ........P 4-16
KSMD ........P 4-31
KSPD.........P 4-37
TU2............P 4-52
T
ube PCB
...P 4-27
TV..............P 4-49
VS..............P 4-59
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55…
Verdrahtungsplan / Wiring Diagram TVR 51…
(PSSP2)
*KSPD2 / KSMD
*GSPD20
(PLSP20)
(PLSP20)
*GSPD20
*GSPD20
(PLSP20)
*GSPD20
CRT CONNECTION TERMINAL
1929
1
2
3
RFK 5
PH1
PH2
PH3
3
2
1
1971
8VSW
6
plugged on PCB
FASTON CONNECTOR
8VSW
7
1964
1962
1963
only for 2 TUNER CONCEPT
1922
Component side
BUPI ( OPTION )
GROUND LEAD ( OPTION )
CRT CONNECTION SOCKET
ERASE-HEAD
LINE OUTPUT TRANSFORMER
1914
LINE POWER CORD
1926
Component side
POWER - PCB
1921
5STBY
STBY
13
12
33A
GNDM
5D
GND5D
5A
GND5A
GNDM
14M2
14M2
14M1
14/9M1
11
7
8
9
10
6
1
5
4
3
2
1912
Mainsswitch-PCB
Component side
(PLSP20)
# 2586.
GNDTV
Rear View
DEFLECTION COIL
VDEFH (Yellow)
HDEF1 (Red)HDEF2 (Blue)
VDEFL (Green)
TOP
43
21
3103 107 20292
HEAD AMPLIFIER
THREADING MOTOR
AUDIO-CONTROL-HEAD
SCANNER
Tuner 2
1966 (1965)
SCREEN
AQUADAC
GNDA
HEATER
BLUE
GREEN
RED
Vg1
Vg2
FOCUS
E.H.T
E.H.T
EARPHONE-JACK
1916
HFB
HDR
GNDTV
VFB
VDR
1915
-7V
9A
GND9A
VCOMP
BCI
PROT
BTB RFK 1
RFK 1
G
8V
R
GNDTV
B
1
2
3
MEH2
MEH1
N.C.
1
2
3
LS1
N.C.
LS2
RFK 5
RFK 5
1911
HFB
5
1
2
3
4
HDR
GNDTV
VFB
VDR
-7V
9A
7
5
1
2
3
4
GND9A
VCOMP
BCI
PROT
3
2
1
TMO1
N.C.
TMO2
5
1
2
3
4
PG/FG
14M2
GNDD
GNDM2
5D
6
REEL
15
11
12
13
14
FTA
WTR
LED
INIT
TAS
5
1
2
3
4
GNDM1
FG
CAP
CREV
14/9
10
6
7
8
9
GNDD
TAE
5STBY
WTL
RECP
1
3
7
6
5
4
2
5
1
2
3
4
GNDVS
FMRV
HP1
HSC
TRIV
10
6
7
8
9
ENVC
CSYNC
5VAS
FMPV
GNDVS
RFK 5
RFK 5
RFK 5
BTB
1-1
5
1
2
3
4
6
7
3
2
1
2
1
MEH1
MEH2
1924
1
2
DEGC1
DEGC2
5
1
2
3
4
6
5
1
2
3
4
1923
FOCUS
1925
110LOT
HDEF1
1
2
6
5
4
3
VDEFH
UBAT
HDEF2
Component side
Signal-Chassis PAL
5
1
2
3
4
1
2
3
4
1967
1969
4
3
2
1
VRGB
GNDA
HEATER
AQUADAC
1913
5
1
2
3
4
G
8V
R
GNDTV
B
5
1
2
3
4
10
6
7
8
9
5
1
2
3
4
6
5
1
2
3
4
10
6
7
8
9
15
11
12
13
14
1901
19031904
1905
FTA
WTR
LED
INIT
TAS
GNDM1
FG
CAP
CREV
14/9
GNDD
TAE
5STBY
WTL
RECP
1-1
TMO1
N.C.
TMO2
PG/FG
14M2
GNDD
GNDM2
5D
REEL
1900
RFK 5
ARH
CTL1
CTL2
AEH1
AEH2
APH
GND
1902
GNDA
FMRV
HP1
HSC
TRIV
ENVC
CSYNC
5VAS
FMPV
GNDA
VRGB
GNDA
HEATER
AQUADAC
AQUADAC
SCREEN
Component side
Picturetube-PCB
Antenna Input
PICTURETUBE
TURBO/ECO-WD
Tuner 1
SCART
# 2561.
*# 2629. (# 2556.)
# 2559.
# 2567.
# 2557.
# 2563.
RFK 1
# 2489.
# 2485.
RFK 5
# 2443.
# 2549.
# 2488.
# 2487.
# 2564.
L3
L4
L2
L1 L6
L8
11
10
9
6
8
5
7
1
12
MAINS SWITCH
VDEFL
# 2589.
1909
CTL1
ARH
GND
APH
AEH2
CTL2
AEH1
5STBY
STBY
13
12
33A
GNDM
5D
GND5D
5A
GND5A
GNDM
14M2
14M2
14M1
14/9M1
11
10
6
1
4
3
2
EARPHONE-JACK
1931
SPEAKER
1935
PH1
PH2
PH3
9
8
5
7
# 2515.
1015
1002
1
2
MACC
MACH
RFK 1
# 2552.
# 2554.
# 2568.
1013
Front Jack Board
4 - 3 GRUNDIG Service 4 - 4 GRUNDIG Service
Reference
AL ..............P 4-62
CO .............P 4-43
DE..............P 4-63
IO...............P 4-55
GSPD ........P 4-16
KSMD ........P 4-31
KSPD.........P 4-37
TU2............P 4-52
T
ube PCB
...P 4-27
TV..............P 4-49
VS..............P 4-59
TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Verdrahtungsplan / Wiring Diagram TVR 55…
GRUNDIG Service 4 - 5 GRUNDIG Service 4 - 6
(PLSP21)
(PLSP21)
(PLSP21)
(PSSP2)
*GSPD21
*GSPD21
*GSPD21
(PLSP21)
BUPI ( OPTION )
# 2567.
VDEFL HDEF2 HDEF1 VDEFH
1013
# 2568.
# 2554.
# 2552.
# 2553.
# 2555.
RFK 1
MACH
MACC
2
1
1002
1015
SPEAKER 2
# 2515.
7
5
8
9
1919
FRONT-CINCH-JACK
Cinch
PH3
PH2
PH1
1935 1937
GND
GND
VCI
ACIM
SPEAKER 1
1933
VIDEO-AUDIO-JACK
1931
EARPHONE-JACK
2
3
4
1
6
10
11
14/9M1
14M1
14M2
14M2
GNDM
GND5A
5A
GND5D
5D
GNDM
33A
12
13
STBY
5STBY
GND
ACIM
GND
VCI
AEH1
CTL2
AEH2
APH
GND
ARH
CTL1
1909
# 2589.
VDEFL
MAINS SWITCH
12
1
7
5
8
6
9
10
11
L8
L6L1
L2
L4
L3
# 2564.
# 2487.
# 2488.
# 2549.
# 2443.
RFK 5
# 2485.
# 2489.
RFK 1
# 2563.
# 2557.
# 2559.
*#2629. (# 2556.)
# 2561.
SCART
Tuner 1
TURBO/ECO-WD
PICTURETUBE
Antenna Input
Picturetube-PCB
Component side
SCREEN
AQUADAC
AQUADAC
HEATER
GNDA
VRGB
GNDA
FMPV
5VAS
CSYNC
ENVC
TRIV
HSC
HP1
FMRV
GNDA
1902
GND
APH
AEH2
AEH1
CTL2
CTL1
ARH
RFK 5
1900
REEL
5D
GNDM2
GNDD
14M2
PG/FG
TMO2
N.C.
TMO1
1-1
RECP
WTL
5STBY
TAE
GNDD
14/9
CREV
CAP
FG
GNDM1
TAS
INIT
LED
WTR
FTA
1905
1904 1903
1901
14
13
12
11
15
9
8
7
6
10
4
3
2
1
5
6
4
3
2
1
5
9
8
7
6
10
4
3
2
1
5
B
GNDTV
R
8V
G
4
3
2
1
5
1913
AQUADAC
HEATER
GNDA
VRGB
1
2
3
4
1969
1967
4
3
2
1
4
3
2
1
5
Component side
HDEF2
UBAT
VDEFH
3
4
5
6
2
1
HDEF1
110LOT
1925
FOCUS
1923
4
3
2
1
5
6
4
3
2
1
5
DEGC2
DEGC1
2
1
1924
MEH2
MEH1
1
2
1
2
3
7
6
4
3
2
1
5
1-1
BTB
RFK 5
RFK 5 RFK 5
GNDVS
FMPV
5VAS
CSYNC
ENVC
9
8
7
6
10
TRIV
HSC
HP1
FMRV
GNDVS
4
3
2
1
5
2
4
5
6
7
3
1
RECP
WTL
5STBY
TAE
GNDD
9
8
7
6
10
14/9
CREV
CAP
FG
GNDM1
4
3
2
1
5
TAS
INIT
LED
WTR
FTA
14
13
12
11
15
REEL
6
5D
GNDM2
GNDD
14M2
PG/FG
4
3
2
1
5
TMO2
N.C.
TMO1
1
2
3
PROT
BCI
VCOMP
GND9A
4
3
2
1
5
7
9A
-7V
VDR
VFB
GNDTV
HDR
4
3
2
1
5
HFB
1911
RFK 5
RFK 5
LS2
N.C.
LS1
3
2
1
N.C.
MEH1
MEH2
3
2
1
B
GNDTV
R
8V
G
RFK 1
RFK 1BTB
PROT
BCI
VCOMP
GND9A
9A
-7V
1915
VDR
VFB
GNDTV
HDR
HFB
1916
EARPHONE-JACK
E.H.T
E.H.T
FOCUS
Vg2
Vg1
RED
GREEN
BLUE
HEATER
GNDA
AQUADAC
SCREEN
1965
Tuner 2
SCANNER
AUDIO-CONTROL-HEAD
THREADING MOTOR
HEAD AMPLIFIER
3103 107 20292
123456
TOP
(Green) (Blue) (Red) (Yellow)
DEFLECTION COIL
Rear View
GNDTV
1
2
3
4
# 2586.
*GSPD21
Component side
Mainsswitch-PCB
1912
RFK 5
2
3
4
5
1
6
10
9
8
7
11
14/9M1
14M1
14M2
14M2
GNDM
GND5A
5A
GND5D
5D
GNDM
33A
12
13
STBY
5STBY
1921
POWER - PCB
Component side
1926
LINE POWER CORD
1918
1914
LINE OUTPUT TRANSFORMER
ERASE-HEAD
CRT CONNECTION SOCKET
GROUND LEAD ( OPTION )
Front Cinch Board
Component side
1922
only for 2 TUNER CONCEPT
1963
1962
1964
7
8VSW
FASTON CONNECTOR
plugged on PCB
6
8VSW
RFK 5
LS2
N.C.
LS1
3
2
1
1970
1971
1
2
3
PH3
PH2
PH1
RFK 5
1
2
3
4
3
2
1
1929
CRT CONNECTION TERMINAL
*KSPD2 / KSMD
Signal-Chassis PAL
Reference
AL ..............P 4-62
CO .............P 4-43
DE..............P 4-63
IO...............P 4-55
GSPD ........P 4-16
KSMD ........P 4-31
KSPD.........P 4-37
TU2............P 4-52
T
ube PCB
...P 4-27
TV..............P 4-49
VS..............P 4-59
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55…
Blockschaltplan / Block Circuit Diagram (TV)
4 - 7 GRUNDIG Service 4 - 8 GRUNDIG Service
GRUNDIG Service 4 - 9
TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
/
()
Reference
AL ..............P 4-62
CO .............P 4-43
DE..............P 4-63
IO...............P 4-55
GSPD ........P 4-16
KSMD ........P 4-31
KSPD.........P 4-37
TU2............P 4-52
T
ube PCB
...P 4-27
TV..............P 4-49
VS..............P 4-59
4 - 10 GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55…
Blockschaltplan / Block Circuit Diagram (Video-Analog)
- Signal-Chassis
Signal-Chassis
TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
GRUNDIG Service 4 - 11 GRUNDIG Service 4 - 12
7601
61
60 71
63
Signal-Chassis
Signal-Chassis
Signal-Chassis
Reference
AL ..............P 4-62
CO .............P 4-43
DE..............P 4-63
IO...............P 4-55
GSPD ........P 4-16
KSMD ........P 4-31
KSPD.........P 4-37
TU2............P 4-52
T
ube PCB
...P 4-27
TV..............P 4-49
VS..............P 4-59
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55…
4 - 13 GRUNDIG Service 4 - 14 GRUNDIG Service
Blockschaltplan / Block Circuit Diagram (Digital)
Signal-Chassis Signal-Chassis
GRUNDIG Service 4 - 15
TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
LB 1897
Reference
AL ..............P 4-62
CO .............P 4-43
DE..............P 4-63
IO...............P 4-55
GSPD ........P 4-16
KSMD ........P 4-31
KSPD.........P 4-37
TU2............P 4-52
T
ube PCB
...P 4-27
TV..............P 4-49
VS..............P 4-59
4 - 16 GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55…
1301
0,1V
50
51
2,4V
1,3V
2,5V
2,5V
0,5V
2,6V
2,6V
0,3V
2,5V 14,5V
13,5V
3V
2,7V
315V
290V
IN
BECAUSE A HOT GROUND IS PRESENT IN THE POWER SUPPLY CIRCUIT, AN ISOLATION
TRANSFORMER MUST BE USED. ALSO, IN ORDER TO HAVE THE ABILITY TO INCREASE
THE INPUT VOLTAGE SLOWLY, WHEN TROUBLESHOOTING THIS TYPE OF POWER SUPPLY
CIRCUIT, A VARIABLE ISOLATION TRANSFORMER IS REQUIRED.
HOT GND
COLD GND
Degaussing Coil
OUT
HOT PART
Ubat
0,1V
3333 G
7
3331 F 9
3330 G
4
3328 I 2
3327 I 2
3324 K 2
3322 K 3
3313 C12
3312 C11
3310 B 8
3304 C 6
3300 C 3
2594 F21
2593 C26
2592 I33
2589 C27
2586 F25
2583 H22
2582 M32
2581 H21
2575 F26
2574 D25
2555 M28
2553 L30
2552 F22
2551 K30
2520 M26
2519 O25
2517 M20
2516 L24
2515 M19
2514 L20
2513 L22
2512 J27
2392 I14
2381 G13
2379 J14
2378 K14
2377 H13
2375 L14
2374 H14
2373 G15
2371 F13
2363 E14
2353 J18
2352 L15
2351 J14
2341 K 4
2338 L 9
2337 L 9
2336 J10
2335 K10
2332 F10
2331 E10
2330 H 8
2329 H 2
2328 H10
2327 H 2
2325 I 2
2324 J 2
2323 K 2
2320 K 5
2317 E 9
2316 D 7
2314 C10
2312 C12
2309 H 7
2308 G 7
2305 D11
1926 J33
1925 B19
1924 B 9
1923 L33
1922 O20
1921 B15
1371 G13
1311 D 5
1300 C 7
1001 D 2
1000 C 3
4516789101123
N
M
L
K
J
I
H
G
F
E
D
C
B
A
P
O
4516789101123
220n
2316
2309
4n7
2308
1n
220p
2336
4n7
2330
470p
2332
2331
10n
1n
2324
2329
330p
470p
2327
2341
2n2
1n
2314
1n
2305
680p
2328
4n7
2338
100n
2337
2323
4n7
1n
2312
2325
560p
24k
3345
5k9
3363
20k
3362
3300
4M7
3
3
3
270k
3331
330E
3359
180k
3348
10k
3342
33k
3328
1k
3339
6k8
3327
10k
3330
100k
3324
18k
3322
3304
270E
11k
3356
20k
3357
0E47
3334
3337
2E
68E
3333
3312
3M9
100E
3347
BAT85
6348
BYD33J
6332
BAV21
6334
BAV21
6335
1N4006GP
6315
1N4006GP
6313
1N4006GP
6314
1N4006GP
6316
BYD33D
6336
9309
9303
9308
1311
T4AH
2317
47u
2u2
2320
100u
2335
5313
CU15D
3310
1
23
1924
1
2
39E
3338
5E6
3341
5350
80E 5354
80E
5331
1
3
4
5
6
7
2
8
STP4NA60FI
7330
1300
1000
1
23
4
1001
2
1
4k7
3358
7310
MC44603P
10
11
12
13
14
15
16 1
2
3
4
5
6
7
8
9
(REDUCED FREQUENCY)
AMP
ERROR
FOLDBACK
MANAGEMENT
OSCILLATOR
Iref
DEMAGNETICATION
Vdem out
STANDBY
2.5V
P
F
T
FOLDBACK INPUT
E/A OUT
R standby
Sync
R standby
VOLTAGE
C
FEEDBACK
Vdem in
CURRENT SENSE INPUT
Vosc
REFERENCE
Vref
BLOCK
Iref
enable
Vref
CURRENT
SENSE
Vosc prot
Iref
Dmax & SOFT-START
INITIALIZATION BLOCK
Set
Latch
Reset
SHUTDOWN
THERMAL
CONTROL
SUPPLY &
Q
Rref
Soft Start & Dmax
Iref
Vovp out
Vref
BUFFER
OVERVOLTAGE
MANAGEMENT
UVLO1
Vref
OVERVOLTAGE
PROTECTION
UVLO1
Vcc
Vcc
OUTPUT
GND
18V
Vc
CAUTION : LETHAL POTENTIALS AT PRIMARY
DO NOT OPERATE WITHOUT CASE
ISOLATION TRANSFORMER WHEN SERVICING
HOT CIRCUIT , BE CAREFUL AND USE AN
52
Leistungs-Chassis / Power Chassis TVR 37… (GSPD)
TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
GRUNDIG Service 4 - 17 GRUNDIG Service 4 - 18
5V-SWITCH
15V
23,6V
14,7V
24,3V
(12V Audio)
5V
0V
28,3V
1,1V
1,1V
5,2V
86V
49
82,7V
8V
4,9V
1,5V
0,95V 18V
0,47V
47
46
48
28V8V30mV28V0V 15V2,3V0V
2,3V
45
81mV
15V
5,4V
5,4V
4,1V
8,5V
2,5V
32V
TO CRTANODE
to TUBE PCB 1969to Signal-Chassis (TV) 1912
GNDM
GNDM
32
1
v-shift
-7V
AQUADAG
GND9A
GNDTV
GND5A
GND5D
14M2
VRGB
VDEFL
VDEFH
HDEF1
9A
VCOMP
BCI
PROT
HFB/SC
HDR
VFB
v-amp
VDR
FOCUS
SCREEN
TO TUBE PCB/1991
TO TUBE PCB/1993
14M2
5D
5A
33A
HDEF2
GNDA
HEATER
HORIZONTAL VERTICAL DEFLECTION
Ubatlot
Ubat
14/9M1
14M1
to Signal-Chassis (TV) 1911
to Signal-Chassis (TV) 1909
5Stby
STBY
8
PROTECTION
HFB-DRIVER
LINE OUTPUT
TRANSISTOR
H-DRIVE AMP
VER. STAGE
5V-STBY
5V-REG
33V-REG
3531 J28
3530 L20
3529 M27 3592 I31
3525 P25
3524 L28
3523 P26
3522 O26
3521 O27
3519 N27
3518 M26
3517 M24
3513 L22
3395 E16 3591 B28
3394 D16
3393 D14
3391 D14
3375 L14
3364 I15
3363 M 8
3362 N 8
3360 I14
3359 K 4
3358 M 8 3590 C28
3357 M 8
3356 L 8
3354 J18
3353 K18
3352 K17
3351 K16
3350 L18
3348 K 3
3347 K 9
3345 E 9
3588 H21
3343 M16
3342 G 2
3341 J10
3339 H 9
3338 H 7
3337 C 8
3334 I 9
3333 G 7
3331 F 9
3330 G 4
3586 G23
3328 I 2
3327 I 2
3585 G22
3584 L32
3596 E22
3582 K32
3581 L31
3580 G19
3579 M25
3578 K26
3577 F20
3559 P24
3558 N30
3556 O27
3555 L30
3595 H26
3554 M29
3553 N29
3551 J29
3538 I28
3537 G31
3536 L19
3532 G31 9532 K32
9527 G25
9523 F23
9522 F24
9517 M20
9515 K27
9514 M24
9510 D22
9309 G 6
9308 L 5
9304 G15
9303 F 9
9302 G13
7587 G21
7585 H25
7584 G21
7583 F23
7578 L26
7550 M30
7510 I22
7352 J17
7351 K18
7350 J16
7331 D15
7330 G 9
7310 G 5
6592 I32
6584 K32
6583 G20
6581 L32
6571 F26
6568 L32
6556 L28
6554 L28
6553 K28
6552 K31
6551 K31
6550 L31
6513 L22
6511 I27
6393 I15
6392 H14
6374 K14
6372 G13
6371 F13
6361 E14
6352 I17
6351 J14
6348 I 7
6343 M16
6336 I10
6335 L 9
6334 J10
6332 F10
6316 D11
6315 D11
6314 D10
6313 D10
5590 C27
5580 F22
5556 M32
5550 B29
5374 J16
5373 G15
5372 F16
5371 F16
5370 F14
5365 E12
5364 I16
5363 E13
5361 D14
5354 G11
5353 G17
5352 G17
5351 C17
5350 G10
5331 D11
5313 D 8
3599 H24
3598 E22
3597 F25
32 33 3412 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
N
M
L
K
J
I
H
G
F
E
D
C
B
A
P
O
32 33 3412 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
8n2
2575
33n
2551
100n
2353
1n
2375
330p
2514
2n2
2517
100n
2594
100n
2552
470p
2351
1n5
2377
100n
2555
470p
2381
470p
2371
2n2
2515
330p
2581
470p
2583
1n
2378
1n2
2586
10n
2589
100n
2516
1n
2312
220n
2582
560n
2574
3597
330k
39k
3551
2E7
3538
1k2
3579
270E
3578
220k
3354
3353
1k
3375
180E
3k3
3530
4k7
3536
10k
3596
4k7
3580
680E
3577
150E
3588
3313
3M9
390E
3556
39E
3590
3350
27k
390E
3360
22k
3558
4k7
3555
15k
3595
10k
3521
5k1
3519
1k2
3513
4k7
3393
3k9
3585
3351
2k7
3352
820E
56k
3582
3M3
3581
470E
3517
1k2
3518
2k2
3554
68k
3553
5k6
3391
22E
3522
3586
39E
2E7
3559
4E7
3525
22k
3584
10k
3598
4E7
3591
3394
100k
3395
8k2
1k
3599
390E
3364
10k
3529
3
312
3
M9
3343
10k
BAV21
6568
BYT54
6571
BAV21
6550
BAV21
6583
BAV21
6551
BYW98-200
6351
BAV21
6553
BYV27-100
6372
BAV21
6513
BYW36
6361
BYV27-100
6371
BYD33D
6374
BYD33J
6592
BYD33D
6511
BYD33D
6392
BAV21
6581
BAV21
6556
BC547B
7587
BC547B
7351
BC547B
7585
BUT12AF
7583
MPSA43
7584
BC547B
7550
9532
9522
9510
9302
9517
9514
9523
9527
9304
9515
T2,5A
1371
47u
2363
1000u
2519
220u
2374
470u
2379
100u
2513
220u
2373
220u
2352
4u7
2592
470u
2512
100u
2520
10u
2553
47u
2593
10u
2392
5580
CU10
5E6
3532
4E7
3592
5E6
3537
2E7
3531
5365
80E
5364
80E
5556
80E
5374
22u
22u
5372
5353
22u
5352
22u
5371
22u
5363
80E
5361
33u
5373
22u
5370
80E
5351
80E
6352
BZX79-C15
BZX79-C18
6552
6554
BZX79-C24
6393
BZX85-C6V8
BZX79-C10
6584
6343
BZX79-C9V1
GNDAU
GNDAU
Ubat
14H
33A
8
14H
VDEFL
5D1
5D1
14H
9A
9A
-7V
-7V
5D1
VDEFH
VDEFL
VDEFH
STBY
STBY
8
7578
BC557B
3
31
10
11
12
13
14
15
16
9
15
15
MTP3055E
7352
TL431CLP
7331
R
A
K
1926
1
2
3
4
5550
10
1
2
3
4
5
6
7
8
9
11
screen
focus
G
47u
5590
1925
1
2
3
4
5
6
1923
1
2
3
4
5
6
7
TDA3653C/N2 7510
12345 6789
Driver
Thermal
Protection
GND
Protection
Output
Stage
Output Stage
Circuit
Guard
Current Source
Generator
Voltage Stab.
Flyback
&
3523
100E
3524
4k7
1921
1
2
3
4
5
6
7
8
9
10
11
12
13
1922
1
2
3
4
5
7350
LM317T
53
33
49
43 34
Reference
AL ..............P 4-62
CO .............P 4-43
DE..............P 4-63
IO...............P 4-55
GSPD ........P 4-16
KSMD ........P 4-31
KSPD.........P 4-37
TU2............P 4-52
T
ube PCB
...P 4-27
TV..............P 4-49
VS..............P 4-59
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55…
4 - 19 GRUNDIG Service 4 - 20 GRUNDIG Service
Leistungs-Chassis / Power Chassis TVR 51… (GSPD)
0,1V
33V-REG
5V-REG
5V-STBY
VER. STAGE
H-DRIVE AMP TR
A
LIN
E
Ubat
HOT PART
STBY
5Stby
Degaussing Coil
COLD GND
HOT GND
CIRCUIT, A VARIABLE ISOLATION TRANSFORMER IS REQUIRED.
THE INPUT VOLTAGE SLOWLY, WHEN TROUBLESHOOTING THIS TYPE OF POWER SUPPLY
TRANSFORMER MUST BE USED. ALSO, IN ORDER TO HAVE THE ABILITY TO INCREASE
to Signal-Chassis (TV) 1909
to Signal-Chassis (TV) 1911
14M1
14/9M1
Ubat
Ubatlot
DEFLECTIONVERTICALHORIZONTAL
HDEF2
33A
5A
5D
14M2
VDR
VFB
HDR
HFB/SC
HDEF1
VDEFH
VDEFL
14M2
GND5D
GND5A
GNDTV
1
23
GNDM
GNDM
BECAUSE A HOT GROUND IS PRESENT IN THE POWER SUPPLY CIRCUIT, AN ISOLATION
290V
315V
2,7V
3V
13,5V
14,5V
2,5V
0,3V
2,6V
2,6V
0,5V
2,5V
2,5V
1,3V 2,4V
51
50
32V
2,5V
8,5V
4,1V
5,4V
5,4V
15V
81mV
45
2,3V 0V 2,3V 15V0V 28V 30mV 8V 28V
48
34
47
0,47V
18V
0,95V
1,5V
4,9V
8V
82,7V
49
8
15V
0,1V
5V-SWITCH
3537 H31
3536 M19
3532 H31
3531 J28
3530 M20
3529 N27
3527 D22
3525 P25
3524 M28
3523 P26
3522 P26
3521 O27
3519 N27
3518 M26
3517 N24
3514 N24
3513 M22
3512 M22
3395 E16
3394 E16
3393 E14
3391 E14
3375 M14
3364 I15
3363 N 8
3362 O 8
3360 I14
3359 L 4
3358 N 8
3357 N 8
3356 M 8
3354 J18
3353 K18
3352 K17
3351 L16
3350 L18
3348 L 3
3347 K 9
3343 N16
3342 H 2
3341 K11
3339 I 9
3338 H 8
3337 D 9
3336 F11
3335 I 9 3595 I26
3334 I 9
3333 H 7
3331 G 9
3330 H 4
3328 I 2
3327 J 2
3324 K 2
3322 L 3
3313 D12
3312 D11
3592 I31
3310 B 9
3304 C 6
2594 G21
2593 D27
2592 J33
2587 E24
2586 F25
2583 H22
2582 M32
2581 H21
3591 C28
2575 F26
2573 E24
2555 N28
2553 M30
2552 G22
2551 K30
2520 N26
2519 O25
2517 N20
2516 M24
3588 H21
2515 N19
2514 L20
2513 M22
2512 K27
2392 J14
2381 H14
2379 K14
2378 L14
2377 I13
2375 M14 3587 E23
2374 H15
2373 G15
2371 G14
2362 F14
2353 K18
2352 L15
2351 K14
2341 L 4
2338 M 9
2337 L 9 3585 H22
2336 J10
2335 L10
2332 G11
2331 F10
2330 I 8
2329 H 2
2328 I10
2327 I 2
2325 J 2
2324 K 2
3584 M33
2323 K 2
2320 L 6
2316 E 7
2315 F 8
2314 D10
2312 C12
2309 I 8
2308 H 7
2305 E11
1926 K33
3582 L32
1925 C19
1924 C10
1923 M33
1922 P20
1921 C15
1371 H13
1311 E 5
1300 C 7
1013 E 2
1013 D 2
3580 H19
3579 M26
3578 L26
3577 G21
3559 P24
3558 N30
3556 P27
3555 M30
3554 M29
3553 N29
3551 K30
3538 I28
537
3
537
2
537
537
0
536
4
5363 E13
5362 E13
5361 D14
5354 H11
5353 H17
5352 H17
5351 D17
4561 7 8 9 10 11 12 13 14 15 16 17 182 19 20 21 22 233
O
N
M
L
K
J
I
H
G
F
E
D
C
Q
B
P
4561 7 8 9 10 11 12 13 14 15 16 17 182 19 20 21 22 233
2325
560p
1n
2312
2323
4n7
100n
2337
4n7
2338
470p
2328
1n
2305
1n
2314
2341
2n2
470p
2327
2329
330p
1n
2324
1n
2378
1n
2583
330p
2581
2n2
2515
470p
2371
470p
2381
2331
10n
470p
2332
4n7
2330
220p
2336
1n5
2377
470p
2351
100n
2552
100n
2594
10n
2517
1n
2514
2308
1n
2309
4n7
1n
2375
100n
2353
220n
2316
3343
10k
100E
3347
3312
3M9
68E
3333
390E
3364
3395
8k2
3394
100k
12k
3598
3337
2E
0E82
3334
20k
3357
10k
3356
3304
270E
18k
3322
100k
3324
10k
3330
5k1
3327
1k
3339
0E82
3335
33k
3328
10k
3342
180k
3348
330E
3359
6k8
3391
3352
820E
3351
2k7
2k2
3585
6k8
3393
680E
3513
3336
24k
270k
3331
390E
3360
3350
27k
33k
3587
3313
3M9
150E
3588 680E
3577
4k7
3580
12k
3596
5k6
3536
1k8
3530
3375
180E
20k
3362
5k9
3363
3353
1k
220k
3354
680E
3512
BYD33D
6336
BAV21
6582
1N4006GP
6316
1N4006GP
6314
1N4006GP
6313
1N4006GP
6315
BAV21
6335
BAV21
6334
BYD33D
6392
BYD33D
6374
BYV27-100
6371
BYW36
6361
BAV21
6513
BYV27-100
6372
BYD33J
6332
BAT85
6348
BYW98-200
6351
BAV21
6583
MPSA43
7584
BU1508DX
7583
BC547B
7351
BC547B
7587
9304
9308
9523
9517
9302
9303
9309
1311
T4AH
T2,5A
1371
10u
2392
100u
2335
68u
2315
2u2
2320
220u
2352
220u
2373
100u
2362
100u
2513
470u
2379
1u
2587
220u
2374
5312
UF2327
5581
CU15
3310
1
23
1924
1
2
5E6
3341
39E
3338
1k
3527
5351
80E
5370
80E
5373
22u
5354
80E
5350
80E
5361
33u
5363
80E
5371
22u
5352
22u
5353
22u
22u
5372
5374
22u
5364
80E
5362
80E
6343
BZX79-C9V1
6393
BZX85-C6V8
6352
BZX79-C15
STBY
STBY
VDEFH
VDEFH
-7V
9A
14H
5D1
VDEFL
14H
8
33A
14H
Ubat
GNDAU
5330
10
11
12
13
14
15
16
1
3
4
5
6
7
9
2
8
15
15
STP4NA60FI
7330
MTP3055E
7352
TL431CLP
7331
R
A
K
1300
5510
1925
1
2
3
4
5
6
TDA3653C/N2 7510
12345 6789
Driver
Thermal
Protection
GND
Protection
Output
Stage
Output Stage
Circuit
Guard
Current Source
Generator
Voltage Stab.
Flyback
&
4k7
3358
1921
1
2
3
4
5
6
7
8
9
10
11
12
13
7310
MC44603P
10
11
12
13
14
15
16 1
2
3
4
5
6
7
8
9
(REDUCED FREQUENCY)
AMP
ERROR
FOLDBACK
MANAGEMENT
OSCILLATOR
Iref
DEMAGNETICATION
Vdem out
STANDBY
2.5V
P
F
T
FOLDBACK INPUT
E/A OUT
R standby
Sync
R standby
VOLTAGE
C
FEEDBACK
Vdem in
CURRENT SENSE INPUT
Vosc
REFERENCE
Vref
BLOCK
Iref
enable
Vref
CURRENT
SENSE
Vosc prot
Iref
Dmax & SOFT-START
INITIALIZATION BLOCK
Set
Latch
Reset
SHUTDOWN
THERMAL
CONTROL
SUPPLY &
Q
Rref
Soft Start & Dmax
Iref
Vovp out
Vref
BUFFER
OVERVOLTAGE
MANAGEMENT
UVLO1
Vref
OVERVOLTAGE
PROTECTION
UVLO1
Vcc
Vcc
OUTPUT
GND
18V
Vc
CAUTION : LETHAL POTENTIALS AT PRIMARY
DO NOT OPERATE WITHOUT CASE
ISOLATION TRANSFORMER WHEN SERVICING
HOT CIRCUIT , BE CAREFUL AND USE AN
1922
1
2
3
4
5
7350
LM317T
5350 H10
3599 I24
3598 F22
3597 G25
3596 F22 5330 E11
5312 D 8
SWITCH PCB
1301
IN OUT
1013
1013
1003
1
23
4
2
1
3302
4M7
9310
9311
1013
1013
52
43
33
46
GRUNDIG Service 4 - 21
TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
TRANSISTOR
LINE OUTPUT
HFB-DRIVER
PROTECTION
8
HEATER
GNDA
TO TUBE PCB/1993
TO TUBE PCB/1991
SCREEN
FOCUS
v-amp
PROT
BCI
VCOMP
9A
VRGB
GND9A
AQUADAG
-7V
v-shift
to Signal-Chassis (TV) 1912 to TUBE PCB 1969
ANODE TO CRT
86V
5,2V
1,1V 1,1V
28,3V
0V
5V
(12V Audio)
24,3V
14,7V
23,6V
9535 L29
9532 L32
9527 G25
9523 G23
9522 F24
9518 C28
9517 N20
9515 L28
9311 E 5
9310 D 5
9309 H 6
9308 L 5
9304 H15
9303 G 9
9302 H13
7587 G21
7585 H25
7584 H21
7583 F23
7578 M26
7550 M30
7510 I22
7352 J17
7351 L18
7350 K16
7331 E15
7330 H 9
7310 H 5
6592 I32
6584 L32
6583 H21
6582 E24
6581 L32
6568 M32
6554 M28
6553 L28
6552 L31
6551 L31
6550 M31
6513 L22
6511 J27
6393 J15
6392 I14
6374 L14
6372 H14
6371 G14
6361 F14
6352 J17
6351 J14
6348 J 7
6343 M16
6336 I10
6335 L 9
6334 K10
6332 G10
6316 E11
6315 D11
6314 D10
6313 E10
5581 G22
5556 N32
5550 C29
5510 D22
5374 K16
5373 G15
5372 F16
5371 F16
5370 G14
5364 I16
3
3
4
7
32 33 3424 25 26 27 28 29 30 31
O
N
M
L
K
J
I
H
G
F
E
D
C
Q
B
P
32 33 3424 25 26 27 28 29 30 31
220n
2582
330n
2516
1n
2586
100n
2555
33n
2551
430n
2573
8n2
2575
10k
3529
1k
3599
4E7
3591
120E
3514
4k7
3584
2E2
3525
2E7
3559
22E
3522
68k
3553
22k
3554
750E
3518
180
3517
56k
3582
2k7
3519
10k
3521
15k
3595
4k7
3555
22k
3558
220E
3556
220E
3578
3k3
3579
2E7
3538
30k
3551
3597
330k
BAV21
6581
BAV21
6582
BYD33D
6511
BYD33J
6592
BAV21
6553
BAV21
6551
BAV21
6550
BAV21
6568
BC547B
7550
U
1508DX
7583
BC547B
7585
9515
9527
9518
9522
9532
9535
47u
2593
10u
2553
100u
2520
470u
2512
4u7
2592
1u
2587
2200u
2519
2E7
3531
1E2
3537
2E7
3592
1E2
3532
5556
80E
BZX79-C4V7
6584
6554
BZX79-C24
BZX79-C15
6552
8
VDEFH
VDEFL
5D1
-7V
9A
5D1
GNDAU
7578
BC557B
1926
1
2
3
4
5550
10
1
2
3
4
5
6
7
8
9
11
screen
focus
G
1923
1
2
3
4
5
6
7
3524
4k7
3523
100E
53
Reference
AL ..............P 4-62
CO .............P 4-43
DE..............P 4-63
IO...............P 4-55
GSPD ........P 4-16
KSMD ........P 4-31
KSPD.........P 4-37
TU2............P 4-52
T
ube PCB
...P 4-27
TV..............P 4-49
VS..............P 4-59
4 - 22 GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55…
Leistungs-Chassis / Power Chassis TVR 55… (GSPD)
0,1V
50
51
2,4V
1,3V
2,5V
2,5V
0,5V
2,6V
2,6V
0,3V
2,5V 14,5V
13,5V
3V
2,7V
315V
290V
BECAUSE A HOT GROUND IS PRESENT IN THE POWER SUPPLY CIRCUIT, AN ISOLATION
TRANSFORMER MUST BE USED. ALSO, IN ORDER TO HAVE THE ABILITY TO INCREASE
THE INPUT VOLTAGE SLOWLY, WHEN TROUBLESHOOTING THIS TYPE OF POWER SUPPLY
CIRCUIT, A VARIABLE ISOLATION TRANSFORMER IS REQUIRED.
HOT GND
COLD GND
Degaussing Coil
HOT PART
Ubat
0,1V
3331 G
3330 H
4
3328 I
2
3327 J
2
3324 K
2
3322 L 3
3313 D12
3312 D11
3310 B 9
3304 C 6
2594 F21
2593 D26
2592 I33
2589 C27
2587 E24
2586 F25
2583 H22
2582 M32
2581 H21
2575 F26
2574 E25
2555 N28
2553 M30
2552 G22
2551 K30
2520 N26
2519 O25
2517 N20
2516 M24
2515 N19
2514 L20
2513 M22
2512 K27
2392 I14
2381 H14
2379 J14
2378 L14
2377 I13
2375 M14
2374 H14
2373 G15
2371 G14
2362 F14
2353 J18
2352 L15
2351 K14
2341 L 4
2338 M 9
2337 L 9
2336 J10
2335 L10
2332 G10
2331 F10
2330 I 8
2329 H 2
2328 H10
2327 I 2
2325 J 2
2324 K 2
2323 K 2
2320 L 5
2316 D 7
2315 F 8
2314 D10
2312 C12
2309 H 8
2308 H 7
2305 E11
1926 J33
1925 C19
1924 C10
1923 M33
1922 P20
1921 C15
1572 J31
1371 H13
1311 E 5
1300 C 7
1013 E 2
1013 D 2
4561 7 8 9 10 1123
O
N
M
L
K
J
I
H
G
F
E
D
C
Q
B
P
4561 7 8 9 10 1123
220n
2316
2309
4n7
2308
1n
220p
2336
4n7
2330
470p
2332
2331
10n
1n
2324
2329
330p
470p
2327
2341
2n2
1n
2314
1n
2305
470p
2328
4n7
2338
100n
2337
2323
4n7
1n
2312
2325
560p
24k
3345
5k6
3363
20k
3362
3
3
3
M
270k
3331
330E
3359
180k
3348
10k
3342
33k
3328
0E82
3335
1k
3339
5k1
3327
10k
3330
100k
3324
18k
3322
3304
270E
9k1
3356
20k
3357
0E82
3334
3337
2E
68E
3333
3312
3M9
75E
3347
BAT85
6348
BYD33J
6332
BAV21
6334
BAV21
6335
1N4006GP
6315
1N4006GP
6313
1N4006GP
6314
1N4006GP
6316
BYD33D
6336
9309
9303
9310
9311
9308
1311
T4AH
2u2
2320
68u
2315
100u
2335
5312
UF2327
3310
1
23
1924
1
2
39E
3338
5E6
3341
5350
80E 5354
80E
5330
1
3
4
5
6
7
2
8
STP4NA60FI
7330
1300
1013
1013
4k7
3358
7310
MC44603P
10
11
12
13
14
15
16 1
2
3
4
5
6
7
8
9
(REDUCED FREQUENCY)
AMP
ERROR
FOLDBACK
MANAGEMENT
OSCILLATOR
Iref
DEMAGNETICATION
Vdem out
STANDBY
2.5V
P
F
T
FOLDBACK INPUT
E/A OUT
R standby
Sync
R standby
VOLTAGE
C
FEEDBACK
Vdem in
CURRENT SENSE INPUT
Vosc
REFERENCE
Vref
BLOCK
Iref
enable
Vref
CURRENT
SENSE
Vosc prot
Iref
Dmax & SOFT-START
INITIALIZATION BLOCK
Set
Latch
Reset
SHUTDOWN
THERMAL
CONTROL
SUPPLY &
Q
Rref
Soft Start & Dmax
Iref
Vovp out
Vref
BUFFER
OVERVOLTAGE
MANAGEMENT
UVLO1
Vref
OVERVOLTAGE
PROTECTION
UVLO1
Vcc
Vcc
OUTPUT
GND
18V
Vc
CAUTION : LETHAL POTENTIALS AT PRIMARY
DO NOT OPERATE WITHOUT CASE
ISOLATION TRANSFORMER WHEN SERVICING
HOT CIRCUIT , BE CAREFUL AND USE AN
SWITCH PCB
1301
IN OUT
1013
1013
1003
1
23
4
2
1
3302
4M7
52
TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
GRUNDIG Service 4 - 23 GRUNDIG Service 4 - 24
5V-SWITCH
15V
23,6V
14,7V
24,3V
(12V Audio)
5V
0V
28,3V
1,1V
1,1V
5,2V
86V
49
82,7V
8V
4,9V
1,5V
0,95V 18V
0,47V
47
46
48
28V8V30mV28V0V 15V2,3V0V
2,3V
45
81mV
15V
5,4V
5,4V
4,1V
8,5V
2,5V
32V
TO CRTANODE
to TUBE PCB 1969to Signal-Chassis (TV) 1912
GNDM
GNDM
32
1
v-shift
-7V
AQUADAG
GND9A
GNDTV
GND5A
GND5D
14M2
VRGB
VDEFL
VDEFH
HDEF1
9A
VCOMP
BCI
PROT
HFB/SC
HDR
VFB
v-amp
VDR
FOCUS
SCREEN
TO TUBE PCB/1991
TO TUBE PCB/1993
14M2
5D
5A
33A
HDEF2
GNDA
HEATER
HORIZONTAL VERTICAL DEFLECTION
Ubatlot
Ubat
14/9M1
14M1
to Signal-Chassis (TV) 1911
to Signal-Chassis (TV) 1909
5Stby
STBY
8
PROTECTION
HFB-DRIVER
LINE OUTPUT
TRANSISTOR
H-DRIVE AMP
VER. STAGE
5V-STBY
5V-REG
33V-REG
5351 C17
3536 M19
3532 H31
3531 J28
3530 M20
3529 N27
3527 D22
5312 D 8
3525 P25
3524 M28
3523 P26
3522 P26
3521 O27
3519 N27
3518 M26
3517 N24
3513 M22
3512 M22
3599 I24
3395 E16
3394 E16
3393 D14
3391 D14
3375 M14
3364 I15
3363 N 8
3362 O 8
3360 I14
3359 L 4
3598 F22
3358 N 8
3357 N 8
3356 M 8
3354 J18
3353 K18
3352 K17
3351 L16
3350 L18
3348 L 3
3347 K 9 3597 G25
3345 F 9
3343 N16
3342 H 2
3341 J10
3339 I 9
3338 H 8
3337 D 8
3335 I 9
3334 I 9
3333 G 7 3596 F22
3331 G 9
3330 H 4
3328 I 2
3327 J 2
3324 K 2
3595 I26
3588 H21
3587 D23
3585 H22
3584 M33 5350 H10
3582 L32
3580 G19
3579 M25
3578 L26
3577 F21
3559 P24
3558 N30
3556 O27
3555 M30
3554 M29 5330 D11
3553 N29
3551 K30
3538 I28
3537 H31 9532 L32
9527 G25
9523 G23
9522 F24
9521 C28
9520 D28
9517 N20
9515 L27
9514 N24
9311 F 3
9310 C 3
9309 G 6
9308 L 5
9304 H15
9303 G 9
9302 G13
7587 G21
7585 H25
7584 H21
7583 F23
7578 L26
7550 M30
7510 I22
7352 J17
7351 L18
7350 J16
7331 E15
7330 H 9
7310 H 5
6592 I32
6584 L32
6583 H20
6582 E24
6581 L32
6568 M32
6556 L28
6554 M28
6553 K28
6552 L31
6551 L31
6550 M31
6513 L22
6511 J27
6393 J15
6392 I14
6374 K14
6372 G13
6371 G13
6361 F14
6352 J17
6351 J14
6348 I 7
6343 M16
6336 I10
6335 L 9
6334 J10
6332 G10
6316 E11
6315 D11
6314 D10
6313 E10
5590 C27
5581 G22
5556 N32
5551 C29
5510 D22
5374 K16
5373 G15
5372 F16
5371 F16
5370 G14
5365 E13
5364 I16
5363 E13
5361 D14
5354 H11
5353 H17
5352 H17
32 33 3412 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
O
N
M
L
K
J
I
H
G
F
E
D
C
Q
B
P
32 33 3412 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
12n
2575
33n
2551
100n
2353
1n
2375
1n
2514
1n
2517
100n
2594
100n
2552
470p
2351
1n5
2377
100n
2555
470p
2381
470p
2371
2n2
2515
330p
2581
1n
2583
1n
2378
1n5
2586
10n
2589
100n
2516
1n
2312
220n
2582
680n
2574
3597
330k
27k
3551
2E7
3538
1k
3579
220E
3578
1k
3512
220k
3354
3353
1k
3375
180E
3k9
3530
3k9
3536
4k7
3596
4k7
3580
470E
3577
150E
3588
3313
3M9
270E
3556
33k
3587
3350
27k
390E
3360
22k
3558
4k7
3555
15k
3595
10k
3521
2k7
3519
1k5
3513
3k9
3393
2k2
3585
3351
2k7
3352
820E
56k
3582
330E
3517
1k
3518
47k
3554
68k
3553
3k9
3391
22E
3522
1E8
3559
1E5
3525
4k7
3584
4k7
3598
3394
100k
3395
8k2
1k
3599
390E
3364
10k
3529
1
2
M
9
3343
10k
BAV21
6568
BAV21
6550
BAV21
6583
BAV21
6551
BYW98-200
6351
BAV21
6553
BYV27-100
6372
BYD33D
6513
BYW36
6361
BYV27-100
6371
BYD33D
6374
BYD33J
6592
BYD33D
6511
BYD33D
6392
BAV21
6582
BAV21
6581
BAV21
6556
BC547B
7587
BC547B
7351
BC547B
7585
BU1508DX
7583
MPSA43
7584
BC547B
7550
9532
9522
9302
9517
9521
9514
9523
9527
9304
9520
9515
T2,5A
1371
1572
T250mA
2200u
2519
220u
2374
10u
2587
470u
2379
100u
2513
100u
2362
220u
2373
220u
2352
4u7
2592
470u
2512
100u
2520
10u
2553
47u
2593
10u
2392
5581
CU15
1k
3527
4E7
3532
4E7
3537
2E7
3531
5365
80E
5364
80E
5556
80E
5374
22u
22u
5372
5353
22u
5352
22u
5371
22u
5363
80E
5361
33u
5373
22u
5370
80E
5351
80E
6352
BZX79-C15
BZX79-C10
6552
6554
BZX79-C24
6393
BZX85-C6V8
BZX79-C4V7
6584
6343
BZX79-C9V1
GNDAU
GNDAU
Ubat
14H
33A
8
14H
VDEFL
5D1
5D1
14H
9A
9A
-7V
-7V
5D1
VDEFH
VDEFL
VDEFH
STBY
STBY
8
7578
BC557B
3
0
10
11
12
13
14
15
16
9
15
15
MTP3055E
7352
TL431CLP
7331
R
A
K
1926
1
2
3
4
33u
5590
5590
5510
1925
1
2
3
4
5
6
1923
1
2
3
4
5
6
7
5551
10
1
2
3
4
5
6
7
8
9
11
400M
screen
focus
G
TDA3654/N3 7510
12345 6789
Driver
Thermal
Protection
GND
Protection
Output
Stage
Output Stage
Circuit
Guard
Current Source
Generator
Voltage Stab.
Flyback
&
3523
100E
3524
4k7
1921
1
2
3
4
5
6
7
8
9
10
11
12
13
1922
1
2
3
4
5
7350
LM317T
34
43
33
53
Reference
AL ..............P 4-62
CO .............P 4-43
DE..............P 4-63
IO...............P 4-55
GSPD ........P 4-16
KSMD ........P 4-31
KSPD.........P 4-37
TU2............P 4-52
T
ube PCB
...P 4-27
TV..............P 4-49
VS..............P 4-59
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55… Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams TVR 37…, TVR 51…, TVR 55 …
4 - 25 GRUNDIG Service 4 - 26 GRUNDIG Service
Leistungs-Chassis / Power Chassis (GSPD)
Ansicht von der Bestückungsseite / View of Component Side
GSPD
103_4058. 2_3_4_5
96-11-29
12345678910111213
12345678910111213
J
I
H
G
F
E
D
C
B
A
J
I
H
G
F
E
D
C
B
A
0009 H 1
0015 A 1
0016 B 7
0050 B 8
0051 B 7
1000 I 1
1001 H 2
1013 H 2
1300 H 3
1311 H 1
1371 C 5
1570 D 13
1571 A 10
1572 B 13
1921 A 7
1922 A 8
1923 B 9
1924 E 1
1925 E 12
1926 A 10
1929 A 6
2301 E 2
2305 G 3
2308 B 3
2309 B 3
2310 C 2
2311 H 2
2312 E 4
2313 H 2
2314 G 5
2315 E 4
2316 H 2
2317 E 4
2320 D 2
2323 D 2
2324 D 2
2325 D 2
2327 C 1
2328 A 3
2329 D 1
2330 B 2
2331 A 4
2332 B 3
2334 B 3
2335 B 3
2336 C 3
2337 C 1
2338 C 3
2341 C 2
2342 B 1
2351 A 6
2352 F 6
2353 D 6
2360 D 5
2361 E 5
2362 F 6
2363 F 6
2364 F 6
2371 C 5
2373 D 7
2374 E 7
2375 E 5
2377 C 6
2378 E 6
2379 B 6
2381 E 6
2391 F 8
2392 B 6
2510 G 12
2512 D 13
2513 H 12
2514 H 11
2515 H 11
2516 H 12
2517 H 11
2518 H 13
2519 H 13
2520 H 12
2551 A 12
2552 C 9
2553 G 9
2555 H 10
2573 F 10
2574 G 10
2575 E 10
2576 B 9
2581 A 9
2582 C 9
2583 B 10
2584 F 10
2585 E 10
2586 D 10
2587 F 9
2588 E 11
2589 F 12
2590 E 9
2592 A 13
2593 E 11
2594 A 8
3300 I 3
3304 I 4
3309 H 1
3310 E 2
3311 E 2
3312 F 4
3313 F 5
3314 B 4
3322 B 2
3324 D 2
3327 D 2
3328 D 2
3329 A 2
3330 D 2
3331 D 3
3332 C 3
3333 B 2
3334 B 2
3335 B 2
3336 B 4
3337 G 4
3338 B 2
3339 A 2
3340 G 4
3341 C 3
3342 D 2
3343 G 8
3344 H 5
3345 B 4
3346 B 3
3347 E 2
3348 B 2
3350 A 8
3351 B 7
3352 B 7
3353 D 7
3354 D 7
3356 D 1
3357 D 1
3358 D 1
3359 B 1
3360 C 6
3361 E 6
3362 D 1
3363 D 1
3364 C 6
3365 C 6
3366 C 6
3367 B 2
3368 E 3
3369 D 3
3371 D 6
3372 E 7
3375 F 5
3391 F 7
3393 F 7
3394 G 7
3395 G 7
3512 H 12
3513 H 12
3514 F 11
3515 H 10
3517 F 12
3518 I 12
3519 G 12
3521 G 13
3522 I 12
3523 H 13
3524 I 13
3525 I 13
3526 I 12
3527 F 11
3528 I 13
3529 I 13
3530 H 11
3531 D 13
3532 A 10
3533 F 11
3536 H 11
3537 A 10
3538 B 13
3550 A 9
3551 A 13
3553 G 11
3554 I 11
3555 G 9
3556 I 12
3558 I 11
3559 I 13
3568 B 10
3577 B 8
3578 I 11
3579 I 11
3580 A 8
3581 B 9
3582 C 9
3584 C 9
3585 B 10
3586 D 10
3587 E 10
3588 A 9
3589 E 13
3590 E 13
3591 E 13
3592 B 13
3594 E 9
3595 F 9
3596 D 9
3597 E 9
3598 C 9
3599 F 9
5311 G 2
5312 G 2
5313 G 2
5330 C 4
5331 C 4
5350 A 3
5351 B 6
5352 B 7
5353 A 7
5354 B 3
5361 F 8
5362 D 5
5363 E 5
5364 C 7
5365 D 5
5366 G 7
5369 A 7
5370 E 6
5371 A 6
5372 A 7
5373 D 7
5374 F 7
5375 F 7
5510 F 11
5550 C 12
5551 C 12
5556 E 8
5580 B 9
5581 B 10
5586 C 10
5587 D 10
5590 E 12
6313 G 4
6314 G 4
6315 G 4
6316 G 3
6332 A 3
6333 A 2
6334 C 3
6335 D 1
6336 A 1
6343 G 8
6348 C 2
6351 B 5
6352 D 6
6353 B 5
6361 F 5
6371 D 6
6372 E 6
6373 E 7
6374 E 6
6392 C 6
6393 C 6
6511 D 13
6513 G 12
6524 H 12
6550 C 8
6551 D 9
6552 C 8
6553 I 12
6554 I 11
6555 C 9
6556 I 11
6568 A 9
6571 E 10
6581 C 9
6582 E 10
6583 A 9
6584 C 9
6592 A 13
7310 C 2
7330 A 2
7331 G 8
7334 A 2
7350 B 7
7351 A 8
7352 D 6
7510 G 11
7550 I 10
7578 I 11
7583 D 9
7584 A 9
7585 E 9
7586 F 9
7587 B 9
9301 C 5
9302 C 6
9303 C 3
9304 E 7
9305 F 5
9307 H 4
9308 B 2
9309 B 3
9310 I 2
9311 I 2
9320 G 3
9322 F 2
9323 D 3
9326 C 3
9328 E 5
9330 A 6
9510 F 11
9513 B 13
9514 F 11
9515 I 13
9516 I 13
9517 H 10
9518 E 12
9520 E 13
9521 E 12
9522 D 10
9523 C 10
9525 G 8
9526 I 12
9527 E 9
9530 G 8
9531 I 12
9532 B 10
9533 C 7
9534 C 7
9535 I 11
9540 G 9
9541 G 10
9542 C 7
9543 F 13
9544 A 11
9545 G 10
9547 F 8
9548 A 7
9549 A 12
9550 E 8
9551 F 9
9552 D 8
9553 A 8
9554 B 13
9555 B 7
9556 A 12
9557 G 8
9558 D 8
9559 E 10
9560 G 9
9561 G 8
9562 G 12
9563 A 10
9564 C 7
9566 G 13
9567 E 8
9569 I 13
9570 I 12
9571 H 11
9572 C 9
9573 C 8
9574 D 8
9575 H 13
0009
1000
1311
3309 1924
3357
3358
6335
0015
2320
2327
2329
2337
3356
3362
3363
2342
3359
6336
1001
1013
3300
9310
9311
5312
5313
9320
2305
2311
2313 2316
5311
3369
9322
2301
2315
2317
3310 3311
3331
3342 3347
3368
9303
9309
9323
3346
6334
6348
7310
2341
3324
3327
3328
3330
3332
3333
3341
2308
2310
2323
2324
2325
2336
2338
9308
3367
5350
5354
6332
6333
7330 7334
3329
3334
3335
3338
3339
3348
2309
2328
2330
2334
2335
3322
1300
3304
6314
6316
9307
2314
3312
3337
3340
3344
6313
6315
9305
9328
2312
2360
2361
2375
3313
3361
3375
5330
5331
9326
2331
2332
3314
3336
3345
0016
2362 2363
2391
5366
5374
6374
3391
3393
5362
5363
5370
6361
6372
2352
2364
2374
2378
2381
9564
6352
6371
6392
6393
7352
9301
9302
9533
3360
3364
3365
3366
5364
5365 1371
2353
2371
2373
2377
2392
3353
3354
3371
9555
5352 5353
5369
5371
5372
6351
6353
9330
1921
1929
2351
2379
3351
5351
9530
9540
9551
9557
9560
9561
2553
2587
3343
3394
3395
3555
6343
7331
9525
5556
6373
7585
7586
9304
9547
9550
9567
3372
3596
3598
3599
5361
5375
6584
7350
9534
9542
9552
9558
9572
9573
9574
0051
3582
3584
5373
6550
6551
6552
6581
7351 7587
9548 9553
3352
3550
3577
3580
3581
3588
6568
6583
0050
1922
1923
2576
2581
2594
3350
2555 3536
3554
3558
6554
7550
9535
9517
9541
9545
2517
2573
2574
2584
3515
3530 3553
5510
9559
3594
3595 3597
6571
6582
9510
9527
2575
2585
2590
2593
3533
3587
5581
5586
5587
6555
7583
9522
9523
2552
2582
2583
2586
3586
5550
5551
95449563
3568
3585
5580
7584
9532
1571
1926
3532
3537
9570
9571
3578
3579
6524
6553
6556
7578
9516
9526
9531
2514
2518
2520
3518
3522
3526
3529
3556
3559
9562
9575
3513
3517
3519
3521
6513
7510
2510
2513
2515
2516
3512
3591
5590
9514
9518
9521
1925
2512
2588
2589
3514
3527
1572
2551
2592
6592
9549
9554
9556
2519
3523
3524
3525
3528
9515
9569
9543
9566
3589
3590
9520
1570
3531
3538
6511
9513
3551
3592
1921, 1922, 1923 —> Signal-Chassis (1909, 1911, 1912)
1926 —> Bildrohrplatte / Tube PCB (1969)
1924, 1925 —> Bildröhre / CRT
Reference
AL ..............P 4-62
CO .............P 4-43
DE..............P 4-63
IO...............P 4-55
GSPD ........P 4-16
KSMD ........P 4-31
KSPD.........P 4-37
TU2............P 4-52
T
ube PCB
...P 4-27
TV..............P 4-49
VS..............P 4-59
This manual suits for next models
12
Table of contents
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