Aiwa HV-FX7700 User manual

SERVICE MANUAL
DATA
BASIC VIDEO MECHANISM
: D33K-4HF/PAL(6721R-0250A)<7700/75>
: D33K-4HD/NP-VCR(6721R-0205A)<935>
STEREO VIDEO CASSETTE RECORDER
<7700/75>
VIDEO CASSETTE RECORDER<935>
HV-FX7700
HV-BA75
HV-GX935
S/M Code No. 09-007-347-2R3
Z
Z
Z
REVISION
This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No. 09-007-347-2T3).
HV-FX7700, BA75 HV-GX935

2
TABLE OF CONTENTS
SPECIFICATIONS ............................................................ 3
ACCESSORIES LIST ....................................................... 3
DISASSEMBLY INSTRUCTIONS ..................................... 4
SERVICE POSITION ........................................................ 5
VCR TEST TAPE INTERCHANGEABILITY TABLE ........ 6
ELECTRICAL MAIN PARTS LIST .............................. 7 ~ 9
TRANSISTOR ILLUSTRATION ........................................ 9
WIRE HARNESS DIAGRAM .......................................... 10
BLOCK DIAGRAM ................................................. 11 ~ 22
SCHEMATIC DIAGRAM
1. POWER/TUNER/NICAM <7700/BA75> ............ 23 ~ 24
2. POWER/TUNER <935> ..................................... 25 ~ 26
3. AUDIO/VIDEO SECTION ................................... 29 ~ 30
4. Hi-Fi AUDIO/SCART <7700/BA75> ................... 31 ~ 32
5. SCART<935> ..................................................... 33 ~ 34
6. SYSTEM CONTROL/SERVO <7700/BA75> ..... 35 ~ 36
7. SYSTEM CONTROL/SERVO <935> ................. 39 ~ 40
8. KEY1 <7700/BA75> ................................................... 47
9. KEY2 <7700/BA75> ................................................... 47
10. KEY1 <935> ............................................................. 49
11. KEY2 <935> ............................................................. 49
WAVEFORM
AUDIO/VIDEO SECTION ............................................... 28
SYSTEM CONTROL/SERVO SECTION ....................... 38
VOLTAGE CHART
1. POWER SECTION..................................................... 25
2. AUDIO/VIDEO SECTION ........................................... 27
3. Hi-Fi AUDIO/SCART SECTION ................................. 33
4. SYSTEM CONTROL/SERVO SECTION ................... 37
FL DISPLAY ............................................................ 41 ~ 42
WIRING
1. MAIN C.B <7700/BA75> .................................... 43 ~ 44
2. MAIN C.B <935> ................................................ 45 ~ 46
3. KEY1 C.B <7700/BA75> ............................................ 48
4. KEY2 C.B <7700/BA75> ............................................ 48
5. KEY1 C.B <935> ........................................................ 50
6. KEY2 C.B <935> ........................................................ 50
7. NICAM C.B................................................................. 51
ADJUSTMENT ........................................................ 52 ~ 53
IC DESCRIPTION ................................................... 54 ~ 57
MECHANICAL EXPLODED VIEW 1/1 ........................... 58
MECHANICAL MAIN PARTS LIST 1/1 ......................... 59
MECHANISM EXPLODED VIEW 1/3~3/3 .............. 60 ~ 64
MECHANISM MAIN PARTS LIST 1/3~3/3 ............. 61 ~ 65
DECK MECHANISM PARTS LOCATIONS
Top View .......................................................................... 66
Bottom View .................................................................... 66
DECK MECHANISM DISASSEMBLY
1. Drum Assembly ......................................................... 67
2. Plate Assembly Top ................................................... 69
3. Holder Assembly CST ............................................... 69
4. Guide CST ................................................................ 69
5. Bracket Side (L)/Bracket Assembly Door .................. 69
6. Arm Assembly F/L ..................................................... 69
7. Lever Assembly S/W ................................................. 69
8. Arm Assembly Cleaner .............................................. 70
9. Head F/E ................................................................... 70
10. Base Assembly A/C Head ........................................ 70
11. Brake Assembly S .................................................... 71
12. Brake Assembly T .................................................... 71
13. Arm Assembly Tension ............................................. 71
14. Reel S & Reel T ....................................................... 71
15. Support CST ............................................................ 72
16. Base Assembly P4 ................................................... 72
17. Opener Lid ............................................................... 72
18. Arm Assembly T/up .................................................. 72
19. Arm Assembly Pinch ................................................ 72
20. Belt Capstan/Motor Capstan .................................... 73
21.Clutch Assembly D33-K ............................................ 73
22. Lever F/R ................................................................. 73
23. Gear Assembly H-Up/D-K or
Gear Assembly Up/D-K ............................................ 73
24. Bracket Assembly Jog .............................................. 74
25. Guide Rack F/L, Gear Rack F/L ............................... 74
26. Brake Assembly Capstan ......................................... 74
27. Gear Drive/Gear Cam/Gear Connector ................... 75
28. Bracket Assembly L/D motor .................................... 75
29. Gear Sector .............................................................. 76
30. Base Tension/Plate Slider/Lever Tension ................. 76
31. Gear Assembly P3/Gear Assembly P2 .................... 77
32. Base Assembly P3/Base Assembly P2 .................... 77
33. Arm Assembly Idler or Arm assembly Idler Jog ........ 77
DECK MECHANISM ADJUSTMENT
Tools and Fixtures for service ......................................... 78
1. Mechanism Alignment Position Check ....................... 79
2. Preparation for Adjustment ........................................ 80
3. Checking Torque ........................................................ 80
4. Guide Roller Height Adjustment ................................. 81
4-1. Preliminary Adjustment .......................................... 81
4-2. Precise Adjustment ................................................ 81
5. Audio/Control (A/C) Head Adjustment ........................ 82
5-1. Preliminary Adjustment .......................................... 82
5-2. Confirm that the Tape Path smoothly between
the Take-up Guide and Pinch Roller ..................... 83
5-3. Precise Adjustment (Azimuth Adjustment) ............. 83
6. X-Value Adjustment .................................................... 83
7. Adjustment after Replacing Drum Assembly
(Video Heads) ............................................................. 84
8. Check the Tape Travel after Reassembling
Deck Assembly............................................................ 84
8-1. Checking Audio and RF Locking Time
during Playback and after CUE or REV ................ 84
8-2. Check for Tape Curling or Jamming ....................... 84
MAINTENANCE/INSPECTION PROCEDURE
1. Check before starting Repairs ................................... 85
2. Required Maintenance ............................................... 86
3. Scheduled Maintenance ............................................ 86
4. Supplies Required for Inspection and Maintenance .. 86
5. Maintenance Procedure ............................................. 86
5-1. Cleaning ................................................................. 86
5-2. Greasing ................................................................ 87
MECHANISM TROUBLESHOOTING GUIDE
1. Deck Mechanism ............................................... 88 ~ 90
2. Front Loading Mechanism ................................. 91 ~ 92

3
REF. NO PART NO. KANRI DESCRIPTION
NO.
ACCESSORIES LIST
SPECIFICATIONS
• Design and specifications are subject to change without notice.
<HV-FX7700, BA75>
Video recording system Rotary 2 head helical scanning system
Video head Double azimuth 4 heads
Tuner system Frequency synthesized tuner
TV system B/G
Video signal system PAL color signal, 625 lines, 50 fields
Usable cssettes VHS video cassettes
Recording/playback time PAL/MESECAM
SP: 5 hours max. with E-300 tape.
LP: 10 hours max. with E-300 tape
NTSC (Playback only)
SP: 3 hours 30 minutes max.
with T-210 tape
LP: 7 hours max.
with T-210 tape
EP: 10 hours 30 minutes max.
with T-210 tape
Tape speed PAL/MESECAM
SP: 23.39 mm/s
LP: 11.69 mm/s]
NTSC (Playback only)
SP: 33.35 mm/s
LP: 16.67 mm/s
EP: 11.12 mm/s
Rewind time: Approx. 3 min. with E-180 tspe
Channel coverage VHF: C02 to C12
UHF: C21 to C71
CATV: S01 to S41
Video input 0.5 - 2.0 Vp-p, 75 ohm, unbalanced
Video output 1.0 Vp-p, 75 ohm, unbalanced
Horizontal resolution 240 lines (SP)
Video S/N 43 dB (SP)
Audio track 3 tracks (Hi-Fi sound 2 tracks, Normal
sound 1 track)
Audio input SCART: -6 dBm, more than 10 k ohm
Audio output SCART: -6 dBm, less than 1 k ohm
Hi-Fi frequency response 20 Hz - 20 kHz
Hi-Fi dynamic range More than 87 dB (SP)
Hi-Fi wow & flutter Less than 0.01% (nominal)
Operating temperature: 5 °C to 35 °C
Power requirements 200 - 240 V AC, 50 Hz
Power consumption 19 watts
TYPE 2.1 watts (power save mode.)
Dimensions 360 (W) x 270 (D) x 94.5 (H) mm
(141/4x 103/4x 33/4in.)
Weight Approx. 3.5 kg (7.7 lbs.)
<HV-GX935>
Video recording system Rotary 2 head helical scanning system
Video head 2 heads
Tuner system Frequency synthesized tuner
TV system B/G
Video signal system PAL color signal, 625 lines, 50 fields
Usable cssettes VHS video cassettes
Recording/playback time PAL/MESECAM
5 hours max. with E-300 tape.
NTSC (Playback only)
3 hours 30 minutes max.
with T-210 tape
Tape speed PAL/MESECAM
23.39 mm/s
NTSC (Playback only)
33.35 mm/s
Rewind time: Approx. 3 min. with E-180 tspe
Channel coverage VHF: C02 to C12
UHF: C21 to C71
CATV: S01 to S41
Video input 0.5 - 2.0 Vp-p, 75 ohm, unbalanced
Video output 1.0 Vp-p, 75 ohm, unbalanced
Horizontal resolution 240 lines
Video S/N 43 dB
Audio track 1 track (Normal sound)
Audio input SCART: -6 dBm, more than 10 k ohm
Audio output SCART: -6 dBm, less than 1 k ohm
Operating temperature: 5 °C to 35 °C
Power requirements 200 - 240 V AC, 50 Hz
Power consumption 16 watts
TYPE 2.1 watts (power save mode.)
Dimensions 360 (W) x 270 (D) x 94.5 (H) mm
(141/4x 103/4x 33/4in.)
Weight Approx. 3.5 kg (7.7 lbs.)
1 S8-35R-P00-55J INSTRUCTION ASSY ABFA918P 3GA1<75>
1 S8-35R-P00-54J INSTRUCTION ASSY CBFA918P NGA2<77>
1 S8-35R-P00-54L INSTRUCTION ASSY CBFA203P NSA4<93>
2 S7-11R-1P0-24C REMOTE CONTROLLER ASSY<75,77>
2 S7-11R-1P0-24D REMOTE CONTROLLER ASSY(BFA203P<93>
3 S8-610-33B-000 CABLE SET ASSY<75,77>
3 S8-615-05B-000 CABLE SET ASSY<93>
4 S8-615-05R-000 CABLE ASSY<75,77>
5 S5-640-18B-000 PLUG ASSY PHONO CORD<75,77>
TYPE MODEL NAME SUFFIX
<77> HV-FX7700 Z
<75> HV-BA75 Z
<93> HV-GX935 Z

4
DISASSEMBLY INSTRUCTIONS
1. Top Case Removal
1) Remove 4 screws holding the top case.
2. Panel Front Removal (see Fig. 1)
1) Release 7 tabs, and then remove the panel front.
Fig. 1
3. Key1 C.B. and Key2 C.B. Removal (see Fig. 2)
1) Release 2 tabs, and then remove Key2 C.B. from the con-
nector (PKM02) in the direction of arrow 1 .
2) Release the tab, and then remove Key1 C.B. from the
connector (PKM01) in the direction of arrow 2 .
Fig. 2
4. Mechanism Removal (see Fig. 3)
1) Disconnect the drum FF cable from the connector
(PMD01) on the Main C.B.
2) Disconnect the ACE head FF cable from the connector
(P3D02) on the Main C.B.
3) Remove 6 screws A .
Fig. 3
5. Main C.B. Removal (see Fig. 4)
1) Remove 2 screws B holding the panel assy, distri-butor.
2) Release 5 tabs, and then simultaneously lift the panel as-
sembly, distributor and Main C.B. to remove them.
Fig. 4
PANEL
FRONT TAB
TAB
TAB
TAB
KEY1 C.B
KEY2 C.B
MAIN C.B
PKM02
PKM01
1
2
FF CABLE
P3D02
FF CABLE
PMD01 A
AA
PANEL ASSY,
DISTRIBUTOR
MAIN C.B
TAB
TAB
TAB
TAB
TAB
B

5
SERVICE POSITION
To set the mechanism to the service position in active status:
Insert a spacer as shown below: The service position can be set in the stable status without any defective contact.
Location
Install spacers at locations (A) and (B).
MAIN C.B
D33 MECHANISM
SPARSER
60mm
MAIN C.B
D33
MECHA
SPARSER
REAR PANEL
A
B
Top View
CYLINDER
HEAD CLEANER

6
VCR TEST TAPE INTERCHANGEABILITY TABLE
There are two types of the new allgnment tape CH-1B (for NTSC) and CH-2 (for PAL). On each tape four signals (1)-(4)
are recorded for the times and in the order shown below.
(1) : 8min. →(2) : 2min. →(3) : 5min. →(4) : 5min.
The TTV-MP1 (for M-PAL), TTV-MS1 (for MESECAM) and TTV-S1 (for SECAM) allgnment tapes have the same
contents as the previous tapes.
Method
Now in use TYPE
Model Contents *1
New TYPE
Model Contents *1
Application
NTSC
PAL
TTV-N1 NTSC, Color bar,
1 kHz, SP
TTV-NS1 NTSC, Color bar,
1 kHz, SP
TTV-N1E NTSC, Color bar,
1 kHz, EP
TTV-NS6E
NTSC, Color bar,
No sound, EP
TTV-N2 NTSC, Stairsteps,
7 kHz, SP
TTV-N12
(SCV-1998)
NTSC, Color bar,
1 kHz, SP
NTSC, Mono scope,
7 kHz, SP
TTV-N7A NTSC, Stairsteps,
1 kHz, SP, HiFi 400 Hz
TTV-N6
(TTV-N06T)
TTV-P1 PAL, Color bar,
1 kHz, SP
TTV-P1L PAL, Color bar,
1 kHz, LP
TTV-P2 PAL, Stairsteps,
6 kHz, SP
PAL, Monoscope,
6 kHz, SP
TTV-P6
(TTV-N06T)
TTV-P7
PAL, Stairsteps,
1 kHz, SP,
HiFi 1 kHz
TTV-P16
PAL, Color bar,
400 Hz,
SP, HiFi 1 kHz
CH-1B(2) NTSC, Stairsteps,
1 kHz, SP
No Changed.
NTSC, Color bar,
1 kHz, EP
CH-1B(4)
*2
No Changed.
CH-1B(1) NTSC, Stairsteps,
7 kHz, SP
CH-1B(4) NTSC, Color bar,
1 kHz, EP
No Changed.
CH-1B(3)
NTSC, Color bar,
No sound SP,
HiFi 400 Hz
PAL, Stairsteps,
1 kHz, SP
CH-2 (2)
* 3
CH-2 (4) PAL, Color bar,
1 kHz, LP
CH-2 (1) PAL, Stairsteps,
6 kHz, SP
No Changed.
CH-2 (3)
PAL, Color bar,
No sound
SP, HiFi400 Hz
No Changed.
PB-Y Level/General electrical ADJ.
Head ACE Height/Tilt ADJ.
For S-VHS (SQPB) check
Switching position ADJ.
For S-VHS (SQPB) check
Head ACE Azimuth ADJ.
FM Envelope ADJ.
X-Value ADJ.
For total picture quality check (resolution, etc)
HiFi Audio PB Level ADJ.
Switching position ADJ.
PB-Y Level/General electrical ADJ.
Head ACE Height/Tilt ADJ.
Switching position. (LP Model)
FM Envelope ADJ. (LP Model)
X-Value ADJ. (LP Model)
HEAD ACE Azimuth ADJ.
FM Envelope ADJ. (SP Model)
X-Value ADJ. (SP Model)
For total picture quality check (resolution, etc)
FM Filter ADJ.
HiFi Audio PB Level ADJ.
* 1. Described in the order of color format. video signal. linear audio. tape speed and Hi-Fi audio.
* 2. Use CH-1B (1)-(3) with models used exclusively in the SP mode.
* 3. Use CH-2 (3) and (4) when it is necessary to observe the chroma signal.

7
REF. NO PART NO. KANRI DESCRIPTION
NO.
REF. NO PART NO. KANRI DESCRIPTION
NO.
ELECTRICAL MAIN PARTS LIST
IC
!S2-309-024-040 SENSORLTV-817B PHOTO COU
SI-SS4-310-00A IC,KA431AZ
!SA-400-811-220 KA7552
SI-SA7-159-80A IC,LA71598M
SI-HI6-432-19A IC,HD6432197XA04F
SI-SS3-082-00A IC,KA3082
SI-AL2-416-00B IC,AT24C16-10PC
SI-KE7-031-00A IC,KIA7031P
87-001-196-010 IC,KIA7042P
SI-NE1-631-10A IC,UPD16311GC-AB6
SI-IT3-407-00B IC,MSP3407D-QG<75,77>
SI-SA7-479-30A IC,LC74793<75,77>
SI-PH9-605-00A IC,TDA9605H<75,77>
SI-MT1-443-00A IC,MM1443XJ<75,77>
TRANSISTOR
ST-R12-730-9AA TR,KTA1273-TP-Y
ST-R32-050-9AB TR,KTC3205-TP-Y
ST-R12-680-9BA TR,KTA1268-BL
S7-A30-293-010 TR,KTC2804-Y
S3-1KR-A10-3M0 TR,KRA103M-TP
ST-R10-030-9AA TR,KSR1003
ST-R31-990-9AF TR,KTC3199-BL
SK-RC1-01M-000 TR,KRC101M
ST-R12-670-9AC TR,KTA1267-GR
ST-R53-430-9BA TR,2SC5343-L
ST-R19-800-9CA TR,2SA1980G
ST-R53-440-9AA TR,2SC5344Y
ST-R10-300-9AE TR,KRC103M
ST-R12-010-9AC TR,SRC1201 4.7K,
!ST-F38-002-0AA TR,SSSS3N80A
DIODE
SD-D01-000-9CA DIODE,EG01CW
SD-R18-020-9AA DIODE,ERA18-02KFRB
SD-R10-400-9BA DIODE,RL104F
SD-R81-004-0BA DIODE,ERC81-004L22
SD-R20-200-0AB DIODE,HER202 BK
SD-D20-700-0AA DIODE,2A07
87-A40-246-080 DIODE,1N4148
SD-R10-400-9AB DIODE,RL104
87-070-173-010 DIODE,S1WBA60
MAIN C.B
BD141 S6-360-04C-000 COIL,BFS3550R2FD8
!C101 S6-240-88K-000 CAP,0.1UF-275VAC
!C102 S6-240-88K-000 CAP,0.1UF-275VAC
!C103 SC-E47-6CU-611 CAP,E 47UF-400V
!C105 87-016-375-010 CAP,0.01UF-630V
!C106 S6-240-87B-000 CAP,100P-1KV
!C112 87-012-379-010 CAP,3300PF-400V
!C113 SA-1B3-0KH-2M0 CAP,220PF-400V
C115 87-010-408-040 CAP,E 47UF-50V
C116 87-010-237-910 CAP,E 1000UF-16V
C117 87-010-375-080 CAP,E 330-10V
C118 SC-E22-73D-638 CAP,E 220-10V
C119 87-010-408-040 CAP,E 47UF-50V
C120 87-010-387-010 CAP,E 470UF-25V KME
C121 87-010-387-080 CAP,E 470UF-25V
C124 87-015-681-080 CAP,E 10-16V
C144 87-010-408-040 CAP,E 47UF-50V
C151 87-015-681-080 CAP,E 10-16V
C153 87-015-681-080 CAP,E 10-16V
C303 87-015-695-080 CAP,E 1.0-50V
C304 87-015-684-080 CAP,E 47-16V
C310 87-015-698-080 CAP,E 4.7-50V
C315 87-015-681-080 CAP,E 10-16V
C316 87-015-681-080 CAP,E 10-16V
C318 87-015-695-080 CAP,E 1.0-50V
C320 87-015-695-080 CAP,E 1.0-50V
C322 87-015-684-080 CAP,E 47-16V
C325 87-015-695-080 CAP,E 1.0-50V
C326 87-015-681-080 CAP,E 10-16V
C327 87-015-681-080 CAP,E 10-16V
C333 87-015-681-080 CAP,E 10-16V
C337 87-015-698-080 CAP,E 4.7-50V
C339 87-015-698-080 CAP,E 4.7-50V
C346 87-015-684-080 CAP,E 47-16V
C348 87-015-695-080 CAP,E 1.0-50V
C354 87-015-684-080 CAP,E 47-16V
C358 87-015-695-080 CAP,E 1.0-50V
C374 87-015-684-080 CAP,E 47-16V
C376 87-015-681-080 CAP,E 10-16V
C377 87-015-681-080 CAP,E 10-16V
C379 87-010-403-040 CAP,E 3.3-50V
C386 87-010-552-040 CAP,E 22-16V
C389 87-015-698-080 CAP,E 4.7-50V
C390 87-010-552-040 CAP,E 22-16V
C392 87-010-408-040 CAP,E 47UF-50V
C500 87-016-040-080 CAP,0.047F-5.5V<93>
C500 87-016-455-080 CAP,E 470UF-6.3V<75,77>
C502 87-015-684-080 CAP,E 47-16V
C503 87-016-088-040 CAP,E 220-6.3V
C504 87-016-088-040 CAP,E 220-6.3V
C505 87-015-684-080 CAP,E 47-16V
C510 87-015-684-080 CAP,E 47-16V
C523 87-010-552-040 CAP,E 22-16V
C524 87-015-684-080 CAP,E 47-16V
C526 87-010-408-040 CAP,E 47UF-50V
C53O 87-015-681-080 CAP,E 10-16V
C534 87-015-698-080 CAP,E 4.7-50V
C535 87-015-698-080 CAP,E 4.7-50V
C546 87-010-408-040 CAP,E 47UF-50V
C561 87-016-088-040 CAP,E 220-6.3V
C591 87-016-455-080 CAP,E 470UF-6.3V
C5A5 87-015-695-080 CAP,E 1.0-50V
C5F2 87-010-408-040 CAP,E 47UF-50V
C5F3 SC-E22-73D-638 CAP,E 220-10V
C5P9 87-015-698-080 CAP,E 4.7-50V
C701 87-015-698-080 CAP,E 4.7-50V
C703 87-015-698-080 CAP,E 4.7-50V
C704 87-015-684-080 CAP,E 47-16V
C706 87-016-455-080 CAP,E 470UF-6.3V
C713 87-015-684-080 CAP,E 47-16V
C7M2 87-015-681-080 CAP,E 10-16V
C7V1 87-015-684-080 CAP,E 47-16V<75,77>
C7V6 87-015-698-080 CAP,E 4.7-50V<75,77>
C7V7 SC-N10-50K-948 CAP,1UF-50V<75,77>
C7V8 87-015-695-080 CAP,E 1.0-50V<75,77>
C806 87-015-698-080 CAP,E 4.7-50V<75,77>
C807 87-015-698-080 CAP,E 4.7-50V<75,77>
C810 87-015-681-080 CAP,E 10-16V<75,77>
C811 87-015-681-080 CAP,E 10-16V<75,77>
C813 87-015-681-080 CAP,E 10-16V<75,77>
C814 87-015-681-080 CAP,E 10-16V<75,77>
C815 87-015-681-080 CAP,E 10-16V<75,77>
C816 87-015-681-080 CAP,E 10-16V<75,77>
C817 87-015-681-080 CAP,E 10-16V<75,77>
C818 87-015-698-080 CAP,E 4.7-50V<75,77>
C819 87-015-681-080 CAP,E 10-16V<75,77>
C821 87-015-684-080 CAP,E 47-16V<75,77>
C822 87-015-681-080 CAP,E 10-16V<75,77>
C823 87-015-681-080 CAP,E 10-16V<75,77>
C824 87-015-681-080 CAP,E 10-16V<75,77>
C825 87-015-684-080 CAP,E 47-16V<75,77>
C827 87-015-681-080 CAP,E 10-16V<75,77>

8
REF. NO PART NO. KANRI DESCRIPTION
NO.
REF. NO PART NO. KANRI DESCRIPTION
NO.
C828 87-015-684-080 CAP,E 47-16V<75,77>
C832 87-015-684-080 CAP,E 47-16V
C835 87-010-400-080 CAP,E 0.47-50V<75,77>
C902 87-016-455-080 CAP,E 470UF-6.3V
C912 87-016-455-080 CAP,E 470UF-6.3V<75,77>
C956 87-015-695-080 CAP,E 1.0-50V
C960 87-015-695-080 CAP,E 1.0-50V
C961 87-015-695-080 CAP,E 1.0-50V<75,77>
C962 87-015-695-080 CAP,E 1.0-50V<75,77>
C963 87-010-552-040 CAP,E 22-16V<75,77>
C964 87-015-695-080 CAP,E 1.0-50V<75,77>
CS501 S6-00R-DB0-04C SW,MPU10252MLB4 MIC
DIG501 S3-02R-1N0-03B LEVEL METER 7MT229GK<93>
DIG501 S3-02R-1N0-03A DH 9MT168GK<75,77>
ES501 S9-31R-001-6A0 SENSOR END
ES502 S9-31R-001-6A0 SENSOR END
!F101 S5-850-11T-000 FUSE,1600MA 250V
!F102 87-001-196-010 ICP-N10 T104
!FH01 S5-860-08B-000 HOLDER,FUSE CLIP
!FH02 S5-860-08B-000 HOLDER,FUSE CLIP
FL301 S6-330-32K-000 COIL,OSC BIAS 1CHIP 5V
JK801 S6-12R-C00-2C0 JACK,RCA RCA-208C-06<75,77>
JK901 S6-20R-M00-02B SOCKET 1F-21P<93>
JK901 S6-20R-M00-02A SOCKET 2F-21P<75,77>
!L102 S6-161-45H-000 FILTER SHT LFS2020V4-04350
L103 S6-330-88G-000 COIL,CHOCK TP 5MM
L104 S6-330-88G-000 COIL,CHOCK TP 5MM
L105 87-003-152-080 INDUCTOR,100M 2.3-3.4-5
L301 87-005-196-080 COIL,10UH
L302 87-003-286-080 COIL,56 2.3-3.4-5
L303 87-003-286-080 COIL,56 2.3-3.4-5<93>
L303 87-003-152-080 INDUCTOR,100M 2.3-3.4-5<75,77>
L305 87-005-196-080 COIL,10UH
L307 87-005-196-080 COIL,10UH
L308 87-005-440-080 COIL,47M 6-6-5
L310 87-005-196-080 COIL,10UH
L503 87-005-196-080 COIL,10UH
L504 87-005-196-080 COIL,10UH
L505 87-005-196-080 COIL,10UH
L506 87-005-686-080 COIL,15UH
L5F1 87-005-196-080 COIL,10UH
L5S1 87-003-148-080 INDUCTOR,33
L702 87-005-196-080 COIL,10UH
L703 87-005-196-080 COIL,10UH
L704 87-003-145-080 INDUCTOR,8.2
L705 87-005-696-080 COIL,100UH
L7V1 87-005-196-080 COIL,10UH<75,77>
L801 87-005-196-080 COIL,10UH
L8R1 87-003-152-080 INDUCTOR,100M 2.3-3.4-5<75,77>
L8R2 87-003-152-080 INDUCTOR,100M 2.3-3.4-5<75,77>
L901 87-003-152-080 INDUCTOR,100M 2.3-3.4-5
L902 87-003-152-080 INDUCTOR,100M 2.3-3.4-5
L904 87-003-152-080 INDUCTOR,100M 2.3-3.4-5
L905 S6-360-04C-000 COIL,BFS3550R2FD8
L906 87-003-152-080 INDUCTOR,100M 2.3-3.4-5
L907 S6-360-04C-000 COIL,BFS3550R2FD8
L911 87-003-152-080 INDUCTOR,100M 2.3-3.4-5<75,77>
L912 87-003-152-080 INDUCTOR,100M 2.3-3.4-5<75,77>
L914 87-003-152-080 INDUCTOR,100M 2.3-3.4-5<75,77>
L916 87-003-152-080 INDUCTOR,100M 2.3-3.4-5<75,77>
LD501 S9-31R-001-7A0 LED
MS501 S6-00R-PY0-01B SW,MMS00420ZMBO MIC
P3D01 S5-612-34Z-000 CONN,3P<93>
P3D01 S5-612-34W-000 GF120-10S-TS-A LGC 10P MP<75,77>
P3D02 S6-30R-5S0-08E CONN,6P
P3D03 S5-612-51B-000 GB201-2P-TS-B(LGC) P
P7M01 S5-618-48F-000 CABLE 2P<75,77>
P7M02 S5-618-48F-000 CABLE 2P<75,77>
PMC01 S6-30R-BE0-1H0 CONN,8P
PMD01 S5-612-34V-000 GF120-07S-TS LGC 7P SP
PMK01 S5-618-43D-000 CONN,TUC-P05P 5P
PMK02 S6-724-34B-000 CONN ASSY 5P-150
PML01 S6-30R-2S0-11A CONN,2P
PW101 S5-612-92B-000 GP390 LGC 3P STRAIG P
R/C5F1 S7-12R-293-8GA REMOCON RECEIVER
!R101 S6-140-07R-000 RES,2.7-2W
R149 87-022-603-080 RES,FIX O 0.47-2W
RS501 S5-00R-AB0-02A SENSOR GP1S566
RS502 S5-00R-AB0-02A SENSOR GP1S566
!T101 S6-420-23U-000 TRANSFORMER,SMPS SJE-023U
TU701 S7-00R-PL0-1B0 TUNER TADC-G102D<93>
TU701 S7-00R-PG0-1E0 TUNER TCMK0601PD11C<75,77>
W101 87-005-440-080 COIL,47M 6-6-5<75,77>
X301 S2-02R-244-3AE CRYSTAL,STANDARD H49U
X501 S2-02R-310-01F X’TAL,10.0000
X502 S5-290-01K-000 X’TAL,32.768KHZ
X503 S2-02R-317-71E X’TAL,17.734476MHZ
ZD104 SD-Z56-260-9AA ZENER,GDZJ5.6B 26MM TP
ZD141 SD-Z22-000-9ED ZENER,MTZ22B
ZD142 87-A40-458-080 ZENER,MTZ18B
ZD151 SD-Z13-260-9AB ZENER,GDZJ13A 26MM
ZD501 SD-Z68-260-9AB ZENER,GDZJ6.8C
ZD503 SD-Z68-260-9AB ZENER,GDZJ6.8C
ZD701 SD-Z33-260-9AA ZENER,GDZJ33B 26MM TP
ZD801 SD-Z51-000-9AJ ZENER,GDZJ5.1B TP
ZD802 SD-Z56-260-9AA ZENER,GDZJ5.6B 26MM TP
ZD803 SD-Z13-260-9AB ZENER,GDZJ13A 26MM<75,77>
ZD804 SD-Z13-260-9AB ZENER,GDZJ13A 26MM<75,77>
ZD805 SD-Z51-000-9AJ ZENER,GDZJ5.1B TP
ZD806 SD-Z51-000-9AJ ZENER,GDZJ5.1B TP
KEY 1 C.B
PKM01 S5-618-44D-000 CONN,5P
SW905 S5-562-19B-000 SW,SKHV10910B<93>
SW905 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
SW906 S5-562-19B-000 SW,SKHV10910B<93>
SW906 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
SW907 S5-562-19B-000 SW,SKHV10910B<93>
SW907 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
SW908 S5-562-19B-000 SW,SKHV10910B<93>
SW908 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
SW909 S5-562-19B-000 SW,SKHV10910B<93>
SW909 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
SW910 S5-562-19B-000 SW,SKHV10910B<93>
SW910 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
SW911 S5-562-19B-000 SW,SKHV10910B<93>
SW911 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
SW912 S5-562-19B-000 SW,SKHV10910B<93>
KEY 2 C.B
LD901 SD-L53-110-0AA LED,SG5311(GRN)<93>
LED902 SD-L53-110-0AA LED,SG5311(GRN)<75,77>
PKM02 S5-610-36D-000 MA V 8283-0512 WH ELCO
SW901 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
SW902 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
SW903 S5-562-19B-000 SW,SKHV10910B<93>
SW903 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
SW904 S5-562-19B-000 SW,SKHV10910B<93>
SW904 S5-562-82C-000 SW,SKQNQED ALPS 5MM<75,77>
NICAM C.B<75,77>
C751 87-015-684-080 CAP,E 47-16V<75,77>
C757 87-015-684-080 CAP,E 47-16V<75,77>
C758 87-015-681-080 CAP,E 10-16V<75,77>
C759 87-015-681-080 CAP,E 10-16V<75,77>
C762 SC-Q39-21N-409 CAP,0.0039U 100V<75,77>
C763 SC-Q39-21N-409 CAP,0.0039U 100V<75,77>

9
C766 87-010-403-040 CAP,E 3.3-50V<75,77>
C769 87-015-681-080 CAP,E 10-16V<75,77>
C770 87-015-684-080 CAP,E 47-16V<75,77>
L751 87-005-196-080 COIL,10UH<75,77>
L752 87-005-196-080 COIL,10UH<75,77>
L753 87-005-196-080 COIL,10UH<75,77>
L754 87-003-129-080 INDUCTOR,6800<75,77>
L755 87-003-129-080 INDUCTOR,6800<75,77>
X751 S5-290-219-000 X’TAL 18.432MHZ<75,77>
TRANSISTOR ILLUSTRATION
REF. NO PART NO. KANRI DESCRIPTION
NO.
TYPE MODEL NAME SUFFIX
<77> HV-FX7700 Z
<75> HV-BA75 Z
<93> HV-GX935 Z
KRA103M
KRC103M
KTA1267
KTC101M
KTC3199
E C B E C B E C B
2SA1980
2SC5343
2SC5344
KSR1003
KTA1268
SRC1201
KTA1273
KTC3205
G D S E C B
SSS3N80A KTC2804

10
WIRE HARNESS DIAGRAM
1
2
3
4
5
5.2VA
OTPB LED "H"
KEY RTN 1
GND
POWER KEY
1
2
3
4
5
1
2
3
4
5
6
7
D.CTL
M.GND
DFG
12V
PG
GND
5.1V
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
GND
MOTOR GND
I-LIMIT
CAP CTL
12.3VA
CFG
CAP REV "L"
5.1V
1
2
3
4
5
6
7
8
1
2
3
4
5
6
CTL(+)
CTL(-)
A/E(-)
A/E(+)
A.REC
A.PB
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
10
1
2
3
1
2
3
4
5
6
7
8
9
10
SP A PB
SP REC
SP B PB
LP A PB
LP REC
LP B PB
Hi-Fi A PB
Hi-Fi REC
Hi-Fi B PB
1
2
3
4
5
GND
MODE S1
MODE S2
MODE S3
MODE S4
1
2
3
4
5
1
2
GND
FULLERASE
1
2
LOWER
DRUM
CAPSTAN
MOTOR
MS501
MODE SW
FULL ERASE
HEAD
CYL.
HEADS
MAIN C.B
KEY2 C.B
<935>
ACE
HEADS
PMD01 PDM01
PMC01 PCM01
P3D02
MS501
P3D03
1
2
LD(+)
LD(-)
1
2
LOADING
MOTOR
PML01
P3D01
PKM01 PMK01
1
2
3
4
5
5.2VA
OTPB LED "H"
KEY RTN 1
GND
POWER KEY
1
2
3
4
5
KEY 2 C.B
NICAM C.B
PKM02 PMK02
P7M02 PM702
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
GND
DATA
CLK
GND
SIF
5V
NC
TU.MONO.AUD
GND
P7M01 PM701
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
A.MUTE "H"
TU.A.L
TU.A.R
BBE A.OUT.R
NC
NC
12VT
BBE A.LOUT
NC
<7700,75>
<7700>
1
2
3
4
5
GND
KEY RTN 1
NC
NC
NC
1
2
3
4
5
KEY1 C.B
PKM01 PMK01
1
2
3
4
5
NC
NC
KEY RTN1
5.2VA
GND
1
2
3
4
5
KEY 1 C.B
PKM02 PMK02
<7700,75>
<935>
6
5
4
3
2
1
FLD DATA MS
FLD DATA SW
MDO
RES
5.4VA
GND
PMJ01

11
BLOCK DIAGRAM-1 (POWER SECTION)
TO SYS
-16VG, -21VG,
-27VG
5.4VA
TO SYS/HIFI
HOT CIRCUIT
BD101 R101
R141,142,143
D141
C103
C113 C112
HOT GND
F101
WH
(BL)
BK
(BR)
PW101
69
10
11
7
8
12
2
1
4
3
13
14
15
1
2
IC102
IC103
4
T101
TRANSFORMER
4
2
3
1
RECTIFIER
& SMOOTHING
+
TO SYS
TO TU/IF
24/15/12V
TO SYS
13VA
33V
TO HIFI/SYS
12VA
12V(DRUM)
TO SYS, DRUM
5.2VT
TO AV, TU/IF,
SYSCON
5.2V
TO AV,Hi-Fi, SYS
TIMER "H"
D151 D152 D153 D154 D155
D158
SNUBBER
BLOCK
Drive Block FET141
R144,R145,D142,ZD142
(D102,R104,
C105,C106)
(D109, C120,
L104,C121)
FLD Drive
(F102, D107, C118,
ZD104, C155, D108,
FR01, C119)
NOTES : Symbol denotes AC ground.
Symbol denotes DC chassis ground.
!
!
!
!
!
!
FROM -COM
5.2VG
TO System
FROM -COM
P.CTL"H"
LINE FILTER
BLOCK
(C101,L102,
C102)
RECTIFIER
& SMOOTHING
(D105, C115)
36V S/W
BLOCK
(Q154, R157,
R158,R155)
5VT SW
BLOCK
(Q152, R153,
R154, D156)
5V S/W
BLOCK
PWR CTL
BLOCK
Q163
(Q151, R151,
R152)
(Q162, C124,
R161)
FEED-BACK
BLOCK
(R116,R117,R118
R119,R120,R121
C114)
12VA REG.
BLOCK
(Q155,R105, R159,
C153,ZD151,C151)
F. -com
STANDBY "H"
Switching
Q153, Q156
RECTIFIER
& SMOOTHING
(D106, C116,
L103,C117)
5VG S/W
BLOCK
(Q166, R172,
R173)
S/W BLOCK &
OVER CURRENT LIMIT
BLOCK
(IC141,C142,C141,R146,C143,
ZD141,R149,R147,R148)
AC INPUT
!
!
!
!
!
!
D159
D160
Q157 Q164,
Q165

12
BLOCK DIAGRAM-2 (AUDIO SIGNAL SECTION) <HV-GX935>
PB VIDEO SIGNAL
REC VIDEO SIGNAL
PB AUDIO SIGNAL
REC AUDIO SIGNAL
JK901
VIDEO OUT 2
AUDIO OUT 2
MONO A.IN
MOD.A.OUT
To
AUDIO/
VIDEO
SECTION
BUF.V.IN
TU.V.IN
TU.A.L
To
POWER/
TUNER
SECTION
AUDIO OUT 1
VIDEO OUT 1
1
3
5
7
9
11
13
15
17
19
21
2
4
6
8
10
12
14
16
18
20
EURO AV1
AUDIO/VIDEO

1413
BLOCK DIAGRAM-3 (AUDIO SIGNAL-Hi-Fi AUDIO SECTION) <HV-FX7700/BA75>
PB VIDEO SIGNAL
REC VIDEO SIGNAL
PB AUDIO SIGNAL
REC AUDIO SIGNAL
OUT(R)
OUT(L)
AUDIO
SORTIE G
SORTIE D
JK901(2/2)
JK901(1/2)
1
3
5
29
30
31
V.OUT3
V.OUT2
V.OUT1
28
E1.V
E2.V
EXT.V
TU.V
IC901
MM1443XJ
INPUT SELECT SW
IC801
TDA9605H
Hi-Fi AUDIO PROCESS
TU.A.R
TU.A.L
HiFi REC
HiFi PB B
HiFi PB A
IIC CLK
IIC DATA
A.ENV
LP REC MUTE "H"
A.H/SW
To
CYL.HEADS
To
POWER/
TUNER
SECTION
To
SYSTEM
CONTROL/
SERVO/OSD
SECTION
BUF.V.IN
TU.V.IN
To
POWER/
TUNER
SECTION
VIDEO OUT
MOD A.OUT
MONO A.IN
AUDIO OUT 1
To
POWER/
TUNER
SECTION
To
AUDIO/
VIDEO
SECTION
To
AUDIO/
VIDEO
SECTION
1
3
5
7
9
11
13
15
17
19
21
2
4
6
8
10
12
14
16
18
20
EURO AV1
AUDIO/VIDEO
23
25
27
29
31
33
35
37
39
41
EURO AV2
DECODER
22
24
26
28
30
32
34
36
38
40
42

1615
BLOCK DIAGRAM-4 (VIDEO SECTION)
ACC C. COMB LPF Y
DELAY
MAIN
CONV
C LPF
PB EQ
LPF
YNR NL
DE EMP
Y/C
MIX
6dB AMP
CLAMP SERIAL
DECODER
IIC BUS
INTERFACE
DATA
ACQUISITION
SYNC
SEP
DATA
LATCH
DOUBLE
LIMIT
PB
PEAKING
MAIN
DE-EMPH
V.H S/WA.AMP
SW
A.MUTE
"H" CLOCK DATA C SYNC V.OUT
(TO MICOM)
PB FM
AGC
ENV
DET
FM
DEM
SUB
LPF
SP ’B’ PB
SP ’A’ PB
V. ENV
COLOR
ROTARY
88
5774 59 52 54 51 61 72 71
46
45
43
41
91
93
10 18 17 21 20 23 24 28 29
11
LP ’A’ PB
LP ’B’ PB
82
85
IC301
LA71598M
AUDIO/VIDEO
PROCESSOR
IC301
LA71598M
AUDIO/VIDEO
PROCESSOR
IC7V1
LC74793
VPS/PDC DECODER
Q301 Q302
Q303
Q304
Q304
6
7
16
FROM
CYL.HEADS
To
CYL.HEADS
To
SYSTEM CONTROL/
SERVO/OSD
SECTION
To
SYSTEM CONTROL/
SERVO/OSD
SECTION
SP REC
C. SYNC REC ’H’
V.OUT
(TO MICOM)
90
LP REC 84
71 72 61 51 52 54 57 59
46
45
43
41
38
36
32
31
3029281918
+
REC FM
EQ
FM
MOD
W/D
CLIP
MAIN
EMPH
AGC
FBC
NL EMPH
DETAIL
ENH
Y-LPF
YNR
BPF1
C. COMB
BPF Y
DELAY
COMB
AMP
CCD
LPF
S/W
V. IN 1
V. IN 2
V.H S/WA.AMP
SW
A.MUTE
"H"
COLOR
ROTARY
10 11
SERIAL
DECODER
CLOCK DATA
23 24
Q303
To
Hi-Fi AUDIO/
SCART
SECTION
To
SCART
SECTION
:PB VIDEO SIGNAL
:PB YSIGNAL
:REC VIDEO SIGNAL
:PB CHROMA SIGNAL
:REC Y SIGNAL
:REC CHROMA SIGNAL
R308,R309,
C309
<935>

17
BLOCK DIAGRAM-5 (NORMAL AUDIO SECTION)
AUDIO
REC/PB
HEAD
AUDIO
REC/PB
HEAD
FL301,Q311
IC301
LA71598M
AUDIO/VIDEO
PROCESS
IC301
LA71598M
AUDIO/VIDEO
PROCESS
78
AUDIO IN 1
AUDIO IN 2
To
Hi-Fi AUDIO/
SCART
SECTION
To
SCART
SECTION
To
SCART
SECTION
76
80
ALC LINE
AMP MUTE
96 98 7 6
REC
AMP
AUTO
BIAS
CONTROL
Q307
99
BIAS
OSC
4
1
100
6
5
96
99
DATA CLK
MONO A.OUT
SERIAL
DECODER
LINE
AMP
Q308,
Q309,
Q310
MUTE
24 23
To
SYSTEM CONTROL/
SERVO/OSD
SECTION
:REC AUDIO SIGNAL
Vref
EQ AMP
AUDIO
BIAS
:PB AUDIO SIGNAL
REC "H"
<935>
<935>
<7700,75>
To
Hi-Fi AUDIO/
SCART
SECTION
To
SCART
SECTION
<935>
<7700,75>

18
BLOCK DIAGRAM-6 (TUNER, NICAM/A2 SECTION)
144
27
60
59
94
143
141
X751
<935>
<7700,BA75>
5.4VA
5.2VT
ENTREE
ANTENNE
AERIAL
SORTIE
ANTENNE
RF.OUT
To
SYSTEM CONTROL/
SERVO/OSD
SECTION
To
SYSTEM CONTROL/
SERVO/OSD
SECTION
To
POWER
SECTION
To
Hi-Fi AUDIO/
SCART
SECTION
To
POWER
SECTION
To
Hi-Fi AUDIO/
SCART
SECTION
To
Hi-Fi AUDIO/
SCART
SECTION
:REC VIDEO SIGNAL
:PB VIDEO SIGNAL
:REC AUDIO SIGNAL
:PB AUDIO SIGNAL
144
875
19
Q701
18,432MHz
Audio PLL
SCART Switching Facilities
Demodulator
D/A
D/A D/A
SCART1 R
LOUD-
SPEAKER L
LOUD-
SPEAKER R
SCARTL
SCARTR
IDENT
FM1/AM
FM2
NICAM A
NICAM B
SCART1 L
D/A
A/D
A/D
DSP
IC751
MSP3417D-QG
NICAM/A2 BLOCK

2019
BLOCK DIAGRAM-7 (SYSTEM CONTROL/SERVO SECTION) <HV-FX7700/BA75>
To
Hi-Fi AUDIO/
SCART
SECTION
To
LOADING
MOTOR
To
LOWER DRUM
PDM01
To
CAPSTAN
MOTOR
PCM01
To
POWER/
TUNER
SECTION
To
POWER/
TUNER
SECTION
To
AUDIO/
VIDEO
SECTION
UPD16311GC
9MT168GK
SYSCON/SERVO/OSD
PROCESS
MAIN (SYSTEM CONTORL/SERVO/OSD SECTION)C.B <7700,75>
TSOP1238SP1
DISPLAY DRIVER
IC501
HD6432197XA04F
ATC24C16-10PC
MS501
4359,60
78,80
18
10
36
56
39 A37
A37
17,19
3-888
21,22
75,76
11,12
37
29 38949 28
77
49,9268-71
83,107
72,73
104
103
84,108
9
50
85
51
95
949

2221
BLOCK DIAGRAM-8 (SYSTEM CONTROL/SERVO SECTION) <HV-GX935>
To
SCART
SECTION
To
POWER/
TUNER
SECTION
To
POWER/
TUNER
SECTION
To
AUDIO/
VIDEO
SECTION
To
LOADING
MOTOR
To
LOWER DRUM
PDM01
To
CAPSTAN
MOTOR
PCM01
UPD16311GC
7MT229GK
MAIN (SYSTEM CONTORL/SERVO/OSD SECTION)C.B <935>
TSOP1238SP1
SYSCON/SERVO/OSD
PROCESS
IC501
HD6432197XA04F
DISPLAY DRIVER
A.ENV
A.LEVEL(R)
A.LEVEL(L)
MS501
4359,60
78,80
18
10
36
56
39 A37
17,19
3-888
21,22
75,76
11,12
37A37
29 38
949 28
77
49,9268-71
83,107
72,73
104
103
84,108
9
50
85
51
95
949

2423
SCHEMATIC DIAGRAM-1 (POWER/TUNER/NICAM SECTION) <HV-FX7700/BA75>
NOTES) Symbol denotes AC ground.
NOTES) Symbol denotes DC chassis ground.
NOTE) Warning
NOTE) Parts that are shaded are critical
NOTE) With respect to risk of fire or
NOTE) electricial shock.
To
SYSTEM
CONTORL/
SERVO/OSD
SECTION
To
SYSTEM
CONTORL/
SERVO/OSD
SECTION
To
SYSTEM CONTORL/
SERVO/OSD
SECTION
To
Hi-Fi AUDIO/
SCART
SECTION
To
Hi-Fi AUDIO/SCART
SECTION
To
Hi-Fi AUDIO/SCART
SECTION
To
AUDIO/
VIDEO
SECTION
MAIN(POWER/TUNER SECTION)C.B <7700,75>
NICAM C.B <7700,75>
LFS2020V4-
04350
ERA18-02KFRB
6
48
9
10
2
11
12
13
14
151
7
ERC81-004L22
1
2
3
KRA103M
KTA1273
KTA1273
KTC3199-BL
KRC101M
KTA1267-GR
KTA1267-GR
10u/16V
KRA103M
KRA103M
KSR1003
KTC3205
10u/16V
10u/16V
KRA18-02KFRB
22uH
22uH
:REC VIDEO SIGNAL
:PB VIDEO SIGNAL
:REC AUDIO SIGNAL
:PB AUDIO SIGNAL
18.432MHz
C710
43P
ENTREE
ANTENNE
AERIAL
SORTIE
ANTENNE
RF.OUT
(DRUM)
AC INPUT
GS
D
SCART Switching Facilities
Demodulator
Audio PLL
D/A
D/A D/A
SCART1 R
LOUD-
SPEAKER L
LOUD-
SPEAKER R
SCARTL
SCARTR
IDENT
FM1/AM
FM2
NICAM A
NICAM B
SCART1 L
D/A
A/D
A/D
DSP

NOTES) Symbol denotes AC ground.
NOTES) Symbol denotes DC chassis ground.
NOTE) Warning
NOTE) Parts that are shaded are critical
NOTE) With respect to risk of fire or
NOTE) electricial shock.
To
SYSTEM
CONTORL/
SERVO/OSD
SECTION
To
SYSTEM
CONTORL/
SERVO/OSD
SECTION
To
SYSTEM CONTORL/
SERVO/OSD
SECTION
To
SCART
SECTION
To
SCART
SECTION
To
SCART
SECTION
To
AUDIO/
VIDEO
SECTION
MAIN(POWER/TUNER SECTION)C.B <935>
LFS202014-
04350
ERA18-02KFRB
6
48
9
10
2
11
12
13
14
151
7
ERC81-004L22
1
2
3
KTA1273
KTA1273
KTC3199-BL
KRC101M
KTA1267-GR
KTA1267-GR
10u/16V
KRA103M
KRA103M
KSR1003
KTC3205
10u/16V
10u/16V
KRA18-02KFRB
22uH
22uH
:REC VIDEO SIGNAL
:PB VIDEO SIGNAL
:REC AUDIO SIGNAL
:PB AUDIO SIGNAL
C710
43P
ENTREE
ANTENNE
AERIAL
SORTIE
ANTENNE
RF.OUT
(DRUM)
AC INPUT
G
D
S
2625
SCHEMATIC DIAGRAM-2 (POWER/TUNER SECTION) <HV-GX935>
IC102
1
4
PB
REC
4.0
4.0
0.0
0.0
PB
REC
4.9
4.9
3.9
4.0
PB REC PB REC PB REC
IC103 2.5 2.5 0.0 0.0 3.9 3.9
Gate Anode Cathode
IC141
1
5
PB
REC
1.1
1.1
1.3
1.3
0.0
0.0
0.0
0.0
PB
REC
3.5
3.5
2.0
2.0
17.2
17.5
3.7
3.9
PB REC PB REC PB REC
Q151 11.9 11.8 14.8 15.0 12.5 12.4
Q152 9.4 9.3 11.8 11.6 10.0 9.9
Q153 11.8 11.7 14.8 15.0 12.4 12.3
Q154 -27.3 -27.9 -27.3 -27.8 -26.6 -27.0
Q155 5.3 5.3 5.2 5.3 0.0 0.0
Q156 -16.1 -16.5 -16.0 -16.4 -15.4 -15.7
Q157 5.3 5.3 5.2 5.2 0.0 0.0
Q158 35.6 36.0 35.3 35.7 35.0 35.4
Q159 5.3 5.3 5.2 5.2 4.5 4.5
Q160 0.0 0.0 0.0 0.0 5.0 5.0
Q161 0.0 0.0 0.1 0.0 5.0 5.0
Q162 5.3 5.3 5.2 5.2 4.5 4.5
Q164 5.3 5.3 5.3 5.3 4.6 4.6
Q165 0.0 0.0 10.0 10.0 0.0 0.0
Emitter Collector Base
VOLTAGE CHART-1 (POWER SECTION) IC BLOCK DIAGRAM-1
IC102 IC141
IC103 TRANSISTOR
NOTE:
Voltage are DC-measured with a digital voltmeter during TUNER mode.
IC, KA7552
This manual suits for next models
2
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