JVC AV-21D10 User manual

No. 51858
Oct. 2001
AV-21D10/AV-21DM10
AV-2134EE/AV-21DTG2
1COPYRIGHT © 2001 VICTOR COMPANY OF JAPAN, LTD.
AV-21D10/AV-21D10/AU
AV-21DM10/AV-21DM10/-A
AV-2134EE/AV-21DTG2/-A
CONTENTS
!SPECIFICATIONS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 2
!SAFETY PRECAUTIONS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・ 3
!FEATURES・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・・
・・・・・・
・・・ 4
!FUNCTIONS・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・
・・・・
・・ 5
!MAIN DIFFERENCE LIST ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・ 6
!SPECIFIC SERVICE INSTRUCTIONS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・ 7
!SERVICE ADJUSTMENTS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・ 14
!PARTS LIST・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・
・・
・31
★
OPERATING INSTRUCTIONS
★
STANDARD CIRCUIT DIAGRAM ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・
・・・・・・・・・・・・・・・・ 2-1
SERVICE MANUAL
COLOUR TELEVISION
BASIC CHASSIS
CG

No. 51858
A
V-21D10/AV-21DM10
A
V-2134EE/AV-21DTG2
9
REPLACEMENT OF MEMORY ICs
1. MEMORY ICs
This model uses memory ICs. This memory IC data are for proper operation of the video and deflection circuits.
When replacing memory ICs, be sure to use ICs written with the initial values of data.
2. PROCEDURE FOR REPLACING MEMORY ICs
(1) Power off
Switch the power off and disconnect the power plug from the wall outlet.
(2) Replace ICs
Be sure to use memory ICs written with the initial data values.
(3) Power on
Connect the power plug into the wall outlet and switch the power on.
(4) Check and set SYSTEM CONSTANT SET
・
・・
・It must not adjust without adjustment signals.
1) Press the DISPLAY key and the PICTURE MODE key of the REMOTE
CONTROL UNIT simultaneously.
2) The SERVICE MENU screen of Fig. 1 will be displayed.
3) While the SERVICE MENU is displayed, again press the DISPLAY key and
PICTURE MODE key simultaneously, and the SYSTEM CONSTANT SET
screen of Fig. 2 will be displayed.
1) Check the setting values of the SYSTEM CONSTANT SET of Table 1 If the
value is different, select the setting item with the MENU ▼/▲key, and set
the correct value with the MENU - / + key.
5) Press the
DISPLAY key twice, and return to the normal screen.
(5) Receive channel of setting
Refer to the OPERATING INSTRUCTIONS and set the receive channels
(channels preset) as described
(6) User Setting
Check the user setting value of Table 2, and if setting value is different, set
the correct value.
For setting, refer to the OPERATING INSTRUCTIONS.
(7) Setting of SERVICE MENU
Verify the setting items of the SERVICE MENU of Table 3, and reset where
necessary.
For setting, refer to the SERVICE ADJUSTMENTS.
NOTE
Both MENU -/+ Key and MENU / key have the same functions.
SERVICE MENU
1.IF 2.V/C
3.DEF 4.VSM PRESET
5.PRESET
6.TURBO TIMER OFF
1-6 SELECT DISP : EXIT
******
************
***********
**********
***** **
****
**
.
***
******
***
*** ** **
*** ** ***** ** **
*** ** **** ***
** ***** ***
** ***
Fig.1
Fig.2
SYSTEM CONSTANT-Ⅰ
ⅠⅠ
Ⅰ
COLOUR
COLOURCOLOUR
COLOUR :
::
: *****
**********
*****
BILINGUAL
BILINGUALBILINGUAL
BILINGUAL : ***
: ***: ***
: ***
TUNER
TUNERTUNER
TUNER :
::
: **
****
**
ECO SENSOR
ECO SENSORECO SENSOR
ECO SENSOR : YES
: YES: YES
: YES
LANGUAGE
LANGUAGELANGUAGE
LANGUAGE : E/R/A/F
: E/R/A/F: E/R/A/F
: E/R/A/F
: SELECT
: OPERATE DISP : EXIT
SYSTEM CONSTANT SET 1
SYSTEM CONSTANT-Ⅱ
ⅡⅡ
Ⅱ
B/B SOUND : NO
LOCK : 180
COLOUR AUTO : YES
QSS : MINT
ALC : NO
TEXT RATE : 20
SYSTEM CONSTANT SET 2
:SEL DISP:EXIT
:OPE
SYSTEM CONSTANT-Ⅲ
ⅢⅢ
Ⅲ
AMP TUNER
AMP TUNERAMP TUNER
AMP TUNER : YES
: YES: YES
: YES
VNR
VNRVNR
VNR : NO
: NO: NO
: NO
TEXT TABLE
TEXT TABLETEXT TABLE
TEXT TABLE :
::
:
***
******
***
SYSTEM CONSTANT SET 3
DISP:EXIT
:SEL
:OPE
KEY ASSIGNMENT OF REMOTE CONTROL UNIT
MENU
▼/▲key
MENU
-/+key
DISPLAY key
PICTURE
MODE key
NUMBERS
key

No. 51858
A
V-21D10/AV-21DM10
A
V-2134EE/AV-21DTG2
10
SETTING OF SYSTEM CONSTANT SET
Mode
Setting item Setting contents AV-21D10 AV-21D10/AU AV-21DM10 AV-2134EE AV-21DTG2/-A AV-21DM10/-A
COLOUR TRIPLE MULTI TRIPLE MULTI
BILINGUAL NO
TUNER MU
ECO SENSOR YES
LANGUAGE E/R/C E/A/F/R E/A/R/F E/R/U E/A/R/F
B/B SOUND OFF NO NO
LOCK YES 10 20 ~230
250 240 180
COLOUR
AUTO NO YES
QSS MINT
ALC NO
TEXT RATE 10 20 40 80 20
AMP TUNER NO
VNR YES
TEXT TABLE CYL
Table 1
USER SETTING VALUES
Setting item Setting value Setting item Setting value
MAIN POWER SW OFF PICTURE MODE (VSM) BRIGHT
SUB POWER ON LANGUAGE ENGLISH (ENG)
CHANNEL POSITION 1 POSITION CHANNEL PRESET Refer to OPERATING INSTRUCTION
VOLUME About 10 ECO SENSOR OFF
TV/VIDEO TV VNR OFF
ON SCREEN DISPLAY POSITION INDICATION AUTO SHUTOFF OFF
COLOUR SYSTEM AUTO PAL ON TIMER PR1 0:00
SOUND SYSTEM B / G BLUE BACK OFF
OFF TIMER OFF ( shown : 00 ) CHILD LOCK OFF
Table 2
YES NO
YES NO
ON OFF
YES NO
MINT MQSS
YES NO
YES NO
YES NO
A
RA CYL
MU MA
E/A/R/F E/R/C E/R/U E/F
MULTI. PALTRIPLE

No. 51858
A
V-21D10/AV-21DM10
A
V-2134EE/AV-21DTG2
11
INITIAL SETTING VALUE OF SERVICE MENU
1. Adjustment of the SERVICE MENU is made on the basis of the initial setting values ; however, the new setting values which
set the screen in its optimum condition may differ from the initial setting.
2. Do not change the initial Setting Values of the Setting (Adjustment) items not listed In “ADJUSTMENT”.
2. V/C
Initial setting value
Colour system
Setting item Variable
range PAL SECAM NTSC 3.58 NTSC 4.43
RED
GREEN
1. CUT OFF BLUE -128~+127 -50
RED
2. DRIVE BLUE -128~+127 + 0
3. BRIGHT -127~+127 + 0
4. CONT. -63~+63 + 0
5. COLOUR -63~+63 + 0
TV + 0 + 0
6. TINT VIDEO -63~+63 + 8 + 0
7. SECAM BL ADJ. -31~+31 + 0
TV - 8(Fixed)
8. SHARP(Do Not Adj.) VIDEO -32~+31 +15(Fixed)
3. DEFLECTION
Initial setting value
Setting item Variable range fv : 50Hz MODE fv : 60Hz MODE
1. VER. POSITION -04 ~+03 - 1 - 3
2. HOR. POSITION -16 ~+15 + 3 + 3
3. VER. HEIGHT -64 ~+63 +35 + 1
4. VER. LINEARITY -32 ~+31 +15 - 1
5. VER. SCURVE -32 ~+31 +32 + 0
6. HOR. VCO ADJUST -63 ~+62 + 0 + 0
4. VSM PRESET
VSM preset
VSM mode
Setting item BRIGHT STANDARD SOFT
TINT SETTING VALUE +15
COLOUR SETTING VALUE +15
BRIGHT SETTING VALUE +15
CONT. SETTING VALUE +30 +15 +11
SHARP SETTING VALUE +15 +12

No. 51858
A
V-21D10/AV-21DM10
A
V-2134EE/AV-21DTG2
12
5. PRESET
The items in the following table, it is no requirement for adjustment.
If values had changed by the miss operation, set the initial setting values in the following table.
Colour System (Do Not Adjust)
Initial setting value (Fixed value)
Setting item PAL SECAM NTSC 3.58 NTSC 4.43
1. C TRAP FIX 111 1
2. SHARP PEAK 000 0
3. ABL 111 1
4. GAMMA 000 0
TV 022 3
5. Y. DELAY TIME VIDEO 020 2
6. BLACK EXP START +3+3+3+3
TV 110 0
7. C-BPF VIDEO 111 1
8. CW / SCP 000 0
9. VIF DET LEVEL 000 0
11. IF AGC MIN 000 0
12. VIF AGC 000 0
13. VIF PMOD 000 0
19. VNR 15 15 15 15
20. RGB LIM 111 1
21. RGB LIMIT LEVEL 222 2
23. TEXT H. POSITION -3 -3 -3 -3
24. READ DATA
Sound System (Do Not Adjust)
Setting item B/G I D/K M
10. SIF DET LEVEL +0+0+0+0
14. SIF BPF BW ADJUST 0 (-) 0 (-) 0 (-) 0 (-)
15. SIF TRAP FO ADJUST 0 (-) 0 (-) 0 (-) 0 (-)
16. SIF TRAP FO ADJUST 2 0 (-) 0 (-) 0 (-) 0 (-)
17. SIF -TRAP 000 0
18. SIF -BPF 000 1
22. SIF SW 111 0

No. 51858
A
V-21D10/AV-21DM10
A
V-2134EE/AV-21DTG2
13
REPLACEMENT OF IC301 (IF V/C DECODER)
"For the IC301(IF V/C DECODER) of this model, all data are written in the micro-computer. So, write the data in the micro-
computer in accordance with the following procedures before starting adjustment.
PROCEDURES
(1) Turn the POWER OFF.
(2) Replace the IC301 with a new one.
(3) While pressing MENU button and VOL+ button ON the FRONT CABINET simultaneously, turn the POWER ON. When the POWER is
turned ON, the data is written in the micro-computer immediately.
LOCATIONS OF FRONT PANEL BUTTONS AND LAMPS
①MENU buttons
②CHANNEL ∨/∧buttons
(MENU ∨/∧buttons)
③VOLUME -/+buttons
(MENU -/+buttons)
④ECO sensor
⑤REMOTE CONTROL sensor
⑥ON TIMER lamp
⑦POWER lamp
⑧MAIN POWER button
1 2 3 4 5 6 7 8

No. 51858
A
V-21D10/AV-21DM10
A
V-2134EE/AV-21DTG2
14
SERVICE ADJUSTMENTS
BEFORE STARTING SERVICE ADJUSTMENT
1. There are 2 way of adjusting this TV: One is with the
REMOTE CONTROL UNIT and the other is the conventional
method using adjustment parts and components.
2. The adjustment with the REMOTE CONTROL UNIT is made
on the basis of the initial setting values. The setting values
which adjust the screen to its optimum condition may differ
from the initial setting values.
3. Make sure that connection is correctly made to AC power
source.
4. Turn on the power of the set and equipment before use, and
start the adjustment procedures after waiting at least 30 minutes.
5. Unless otherwise specified, prepare the most suitable reception
or input signal for adjustment.
6. Never touch any adjustment setting value, which are not
specified in the list for this adjustment.
7. Preparation for adjustment
Unless otherwise specified in the adjustment instructions, preset
the following functions with the REMOTE CONTROL UNIT.
User mode position
PICTURE MODE (VSM) BRIGHT
VNR OFF
COLOUR / BRIGHT
CONT. / SHARP Refer to VSM PRESET
BLUE BACK OFF
OFF TIMER OFF
ECO SENSOR OFF
AUTO SHUT OFF OFF
MEASURING INSTRUMENT AND FIXTURES
1.DC voltmeter (or digital voltmeter)
2.Oscilloscope
3.Signal generator (Pattern generator) [PAL / SECAM / NTSC]
4.Remote control unit
ADJUSTMENT ITEMS
Adjustment item Adjustment item
B1 POWER SUPPLY DEF. circuit adjustment
FOCUS adjustment VSM PRESET setting
IF circuit adjustment PURITY / CONVERGENCE adjustment
V/C (Video / Chroma) circuit
adjustment

No. 51858
A
V-21D10/AV-21DM10
A
V-2134EE/AV-21DTG2
15
BASIC OPERATION OF SERVICE MENU
"The adjustment using SERVICE MENU
The following adjustment items use the SERVICE MENU in the series of the adjustment. The adjustments are made on the basis of the
initial setting values. The adjustment values which adjust the screen to the optimum condition can be different from the initial setting values.
With the SERVICE MENU, various settings can be made, and they are broadly classified in the following items of settings.
1.IF・・・・・・・・・・・・・・・・・・・・・・・・ Adjustment of the IF circuits.
2.V/C ・・・・・・・・・・・・・・・・・・・・・・ Adjustment of the VIDEO/CHROMA circuit.
3.DEF ・・・・・・・・・・・・・・・・・・・・・ Adjustment of the DEFLECTION circuit.
4.VSM PRESET・・・・・・・・・・・・・ Adjustment of the initial setting values of VSM condition as STANDARD, SOFT and BRIGHT.
(VSM : Video Status Memory)
5.PRESET ・・・・・・・・・・・・・・・・・ Adjustment of the RF circuit [Do not adjust].
6.TURBO TIMER・・・・・・・・・・・・ For quick setting the TIMER count value, adjustable not only by minuets but also by second.
[Should be OFF].
"Key operation of the SERVICE MENU
[Enter to SERVICE MENU]
Press the DISPLAY key and the PICTURE MODE key of the REMOTE CONTROL
UNIT simultaneously. Then enter the SERVICE MENU mode as shown in Fig.1.
[Exit from SERVICE MENU]
When complete the adjustment work, press the DISPLAY key to return to the
SERVICE MENU.
And then press the DISPLAY key again, return to the normal screen.
[Select from SERVICE MENU]
In SERVICE MENU, press the number (1~6) key of the remote control unit, to select
any of the adjustment items.
SERVICE MENU
SERVICE MENU
1.IF 2.V/C
3.DEF 4.VSM PRESET
5.PRESET
6.TURBO TIMER OFF
1-6 SELECT DISP : EXIT
******
************
***********
**********
***** **
****
**
.
***
******
***
*** ** **
*** ** ***** ** **
*** ** **** ***
** ***** ***
** ***
Fig.1
(RM-C364GY)
KEY ASSIGNMENT OF REMOTE CONTROL UNIT
MENU
▼/▲key
MENU
-/+key
DISPLAY key
PICTURE
MODE key
NUMBERS
key

No. 51858
A
V-21D10/AV-21DM10
A
V-2134EE/AV-21DTG2
16
[Method of setting]
1. IF
[1. VCO]
①1 Key・・・・・・・・・・・・・・・・・・・・・・・・・ Select 1.IF.
②1 Key・・・・・・・・・・・・・・・・・・・・・・・・・ Select 1.VCO
③The VCO (CW) screen will be displayed a allow mark when the AFC voltage is at a certain level.
④DISPLAY Key ・・・・・・・・・・・・・・・・・ When this is pressed twice, you will return to the SERVICE MENU.
[2. DELAY POINT]
①1 Key・・・・・・・・・・・・・・・・・・・・・・・・・ Select 1.IF.
②2 Key・・・・・・・・・・・・・・・・・・・・・・・・・ Select 2.DELAY POINT.
③MENU -/+・・・・・・・・・・・・・・・・・・・・・ Set (adjust) the setting values of the setting items.
④DISPLAY Key ・・・・・・・・・・・・・・・・・ When this is pressed twice, you will return to the SERVICE MENU.
2.V/C, 3.DEF
and 4.VSM PRESET
①2~4Key ・・・・・・・・・・・・・・・・・・・・・・・ Select one from 2. V/C, 3. DEF and 4. VSM PRESET.
②MENU ▼/▲Key ・・・・・・・・・・・・・・ Select setting items.
③MENU -/+ ・・・・・・・・・・・・・・・・・・・・・ Adjust the setting values of the setting items.
④DISPLAY Key・・・・・・・・・・・・・・・・・・ When this is pressed, return to the SERVICE MENU.
6.TURBO TIMER
①
By pressing the 6 key, you can change the ON or OFF ( should be OFF).
(Should be OFF)
%If it is ON, the timer in TIMER mode changes from 1 minute into 1 sec temporarily.
(It is easier to checks the Operation of TIMER)
If you turn the TV power off, this setting becomes OFF automatically.

No. 51858
A
V-21D10/AV-21DM10
A
V-2134EE/AV-21DTG2
17
SERVICE MENU FLOW CHART
SERVICE MENU
IF
1. VCO
2. DELAY POINT
1-2 : SELECT DISP : EXIT
SUB MENU 1. IF
VCO
(
CW
)
***.**
MHz
TOO HIGH
ABOVE REFERENCE
JUST REFERENCE
BELOW REFERENCE
TOO LOW
AFT ADJUST
***(**)
***(**)***(**)
***(**)
VCO ADJUST
***(**)
***(**)***(**)
***(**)
FINE
DISP : EXIT
DELAY POINT UHF
AGC TAKE-OVER
**
- / + : OPERATE DISP : EXIT
6.TURBO TIMER
ON/
OFF
(By pressing 6-key)
SERVICE MENU
1.IF 2.V/C
3.DEF 4.VSM PRESET
5.PRESET
6.TURBO TIMER OFF
1-6 SELECT DISP : EXIT
******
************
****** *****
**********
***** **
****
**
.
***
******
***
*** ** **
*** ** ***** ** **
*** ** ** ** ***
** ***** ***
** ***
OFF
V/C PAL
1. CUTOFF
- / + : OPERATE DISP : EXIT
(
R
)
* **
(
G
)
* **
(
B
)
* **
50Hz
SUB MENU 2. V/C
/ :SELECT
DEF
- / + : OPERATE DISP : EXIT
***
SUB MENU 3. DEF
/ :SELECT
50Hz
1. VER. POSITION PAL
PRESET
1. C-TRAP FIX
- / + : OPERATE DISP : EXIT
***
50Hz
SUB MENU 5. PRESET
/ :SELECT B/G
PAL
BRIGHT
TINT
COLOUR
BRIGHT
CONT.
SHARP
- / + : OPERATE DISP : EXIT
**
**
**
**
**
SUB MENU 4. VSM PRESET
/ :SELECT

AV-21D10/AV-21DM10
AV-2134EE/AV-21DTG2
AV-21D10/AV-21DM10
AV-2134EE/AV-21DTG2
No.51858 No.51858
3
BLOCK DIAGRAM
2-3 2-4
Q102
IF AMP SF101
VIDEO
AUDIO
IC701
MICRO COMPUTER
IC201
1 CHIP DECODER
RGB 10.11.12
29
30
38
24
MAIN PWB
IC702
MEMORY
IC651
AUDIO AMP SP
AUDIO
3
8
OSD
RGB
SF102
SCL/SDA
B1
IC421
VERT.OUT
Q522
H.OUT
DY(V)
DY(H)
DEF.YOKE
H.OUT V.OUT
H.OUT
V.OUT
42 46
SCL
SDA
POWER SW
IN
OUT
AC IN
Q103
SW
HEAD
PHONE
CF901
30.31.32
SAW
EXT
RGB
TU001
TUNER
IF
T921
SW
TRANSF.
IC921
POWER
REG.
PC921
VOLTAGE
FEEDBACK
IC941
ERROR
AMP
IC971
9V REG.
REG.
D901
RECT
R / G /B
V01
CRT
CRT SOCKET PWB
RGB
DRV
ECO
REMOCON
KEY
IND.
VIDEO
AUDIO
T522
HVT
FOCUS
SCREEN
EHV
B1
SP
18.19
3.58/
OTH
25
37.38
6.7.8 VIDEO
IN VIDEO
OUT AUDIO
IN
AUDIO
OUT
SCL
SDA
SP
OUT
VIDEO
AUDIO
REAR
FRONT
IN
IC972
5V REG.
REG.

AV-21D10/AV-21DM10
AV-2134EE/AV-21DTG2
AV-21D10/AV-21DM10
AV-2134EE/AV-21DTG2
No.51858 No.51858
4
2-5 2-6
CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAMS
[1/2]
0V4.7V
0V
0.7V
4.2V 0.1V 2.4V 0V 4.9V 2.9V 4.9V 4.9V 4.9V 0V
4.9V 4.9V 4.8V
4.9V 4.9V 4.9V
4.1V
0V
4.9V
1.7V 4.9V
0V
0V
0V0V 4.9V
4.4V4.4V4.7V
4.7V
4.9V
4.9V
4.9V
4.1V
5.4V
5V
4.9V
4.9V
4.9V
0.1V
0V
4.7V
0V
15.1V
4.9V
4.9V
4.9V
14.4V
0.3V
0V
0.6V
15V
-2.2V
0V
10.5V
0.3V
5.5V
12.4V 22.1V
10.9V
10.7V
4.2V
4.9V
4.2V
9V
4.2V
4.3V2.7V
6.2V
0.9V
3.4V
3.7V1.1V
3V
5V
4.9V
4.3V0.6V 4.2V
4.1V
9V
4.6V
4.2V8.5V
4.9V
0V
3.3V
6.2V4.2V
3.4V
3.6V
3.9V3.2V
2.7V
3.8V
9V
4.1V
2.8V
3.1V3.1V
3.2V
9V
4.9V
4.9V
2.2V
9V
3.4V
2.9V3.2V3.6V
1.8V
1.8V
2.7V
1.5V
4.2V
4.3V
4.9V
32.6V
0V
1.8V
3.8
V
2.4V
0.2V
0.1V0.2V
0V
2.4V
0.5V
3.3V
0V
3.3V
4V
0.3V
0.8V
0.1V
0.5V
0V
2.4V0.7V
3.3V
0V2.4V
0.1
V
0V
4V
4V
1.7V
0.1V
0.1V
4.1V
0V
2.2V
4.9V 0.5V
1.5V
0V
3.7V
4.9V
3.3V
4.9V 2.4V
4.9V
4.9V
4.9V
0V
0.3V
4.1V 4.8V
8.1V
3.2V
1.2V
1.2V
1.3V1.3V
1.3V
1.2V
1.2V1.2V 1.2V 0V
0.2V
9V
0V
IC301 36
2
39
22.5 2.2
46
42
IC301
10
33.4 3.4
12
11
IC301 IC301 IC301
MAIN PWB
SCG-1023A-H2
SCG-1025A-H2
(AV-21DTG2-A)
(AV-21DM10)
SCG-1026A-H2
(AV-21D10)
SCG-1027A-H2
(AV-2134EE)
SCG-1281A-H2
(AV-21D10-AU)
-H2
-H2 -H2
-H2
-H2
3W
AT24C08-21DTT2

AV-21D10/AV-21DM10
AV-2134EE/AV-21DTG2
AV-21D10/AV-21DM10
AV-2134EE/AV-21DTG2
No.51858 No.51858
5
47.9
2-7 2-8
MAIN PWB CIRCUIT DIAGRAM [2/2]
137.5V
0.1V
16.9V
1V
16.9V
6V
15.4V
14.3V
5.5V
0V
0V
4.3V
11.8V 9V
11.4V 4.9V
15.4V 15.2V
14.6V
0.1V 3.9V
114.9V
13.8V
3.7V 24.7
V1V 14.6
V
24.9V 3.7V
4.9V
0V
5.5V
7.2V
0.2V
0.2V
0.2V
9.7V -0.2V
4.9V0V
114.8V
114.5V
0V
IC421 5
IC421 3 6
50
25
Q521 B
1
Q521 C
20
Q522 B
2
3
1000
T522
17
5
9
70 240
28 220
Q353 C
120
Q351 C
120
Q352 C
120
MAIN PWB
SCG-1027A-H2
SCG-1281A-H2 (AV-2134EE)
(AV-21D10-AU)
(1/2)
CRT SOCKET PWB
SCG-1025A-H2
SCG-1026A-H2
(AV-21DM10,AV-21DM10-A)
(AV-21D10)
(1/2)
(Within MAIN PWB)
CRT COCKET
SCG-1026A-H2 (AV-21D10)
SCG-1023A-H2
(AV-21DTG2-A)
SCG-1025A-H2 (AV-21DM10,AV-21DM10-A)
SCG-1023A-H2 (AV-21DTG2-A)
SCG-1027A-H2
SCG-1281A-H2
(AV-2134EE)
(AV-21D10-AU)
PICTURE TUBE
-H2 -H2 -H2 -H2 -H2
QMPR340-165-K2
[AV-21D10/AV-21DM10/AV-2134EE]
QMP2980-185-J5
[AV-21D10-AU]
QMPR010-200-E2 or QMPR010-200-K2
[AV-21DM10-A/AV-21DTG2-A]
QQW0077-001
.1 AC275V MPP
p AC250V
p AC250V
AC250V AC250V
AC250V
AC250V
1/2W
3.9 10W 3.9 10W 4.7 7W 4.7 7W 4.7 7W
QQD0061-001
TP-E
TR-91
(B1)
250V MPP
1.5KVH MPP
QFZ0200-972
1/2W
2.2 1/4W
QQH0102-001
A51KQK99X
.047
This manual suits for next models
6
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