JVC AV-25KX3B, AV-25KX3B/S Schematics

Page 1
SCHEMATIC DIAGRAMS
COLOUR TELEVISION
AV-25KX3B AV-25KX3B
/S
BASIC CHASSIS
CH3
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.
No.52190
2003/11
Page 2
Page 3
AV-25KX3B, AV-25KX3B/S

STANDARD CIRCUIT DIAGRAM

! !
!
! !
NOTE ON USING CIRCUIT DIAGRAMS
1. SAFETY
The components identified by the for safety. For continued safety replace safety critical components only with manufactures recommended parts.
!!
! symbol and shading are critical
!!
2. SPECIFIED VOLTAGE AND WAVEFORM VALUES
The voltage and waveform values have been measured under the following conditions.
(1) Input signal : Colour bar signal (2)
Setting positions of each knob/button and variable resistor
(3) Internal resistance of tester : DC 20kΩ/V (4) Oscilloscope sweeping time : H ⇒ 20µs/div
(5) Voltage values : All DC voltage values
: Original setting position when
shipped
:V 5ms/div : Others Sweeping time is
specified
Since the voltage values of signal circuit vary to some extent
according to adjustments, use them as reference values.
3. INDICATION OF PARTS SYMBOL [EXAMPLE]
In the PW board : R1209 → R209
Type
No indication : Ceramic capacitor MY : Mylar capacitor MM : Metalized mylar capacitor PP : Polypropylene capacitor MPP : Metalized polypropylene capacitor MF : Metalized film capacitor TF : Thin film capacitor BP : Bipolar electrolytic capacitor TAN : Tantalum capacitor
(3) Coils
No unit : [µH] Others : As specified
(4) Power Supply
:B1
: B2(12V)
:9V
:5V
Respective voltage values are indicated
(5) Test point
: Test point
: Only test point display
4. INDICATIONS ON THE CIRCUIT DIAGRAM
(1) Resistors
Resistance value
No unit : [Ω] k:[kΩ] M:[MΩ] Rated allowable power
No indication : 1/16 [W] Others : As specified Type
No indication : Carbon resistor OMR : Oxide metal film resistor MFR : Metal film resistor MPR : Metal plate resistor UNFR : Uninflammable resistor FR : Fusible resistor
Composition resistor 1/2 [W] is specified as 1/2S or Comp.
(2) Capacitors
Capacitance value
1 or higher : [pF] less than 1 : [µF] Withstand voltage
No indication : DC50[V] AC indicated : AC withstand voltage [V] Others : DC withstand voltage [V]
Electrolytic Capacitors
47/50[Example] : Capacitance value [µF]/withstand voltage[V]
(6) Connecting method
: Connector
: Wrapping or soldering
: Receptacle
(7) Ground symbol
: LIVE side ground
: ISOLATED(NEUTRAL) side ground
: EARTH ground
: DIGITAL ground
5. NOTE FOR REPAIRING SERVICE
This model’s power circuit is partly different in the GND. The difference of the GND is shown by the LIVE : ( ) side GND and the ISOLATED(NEUTRAL) : ( ) side GND. Therefore, care must be taken for the following points.
(1) Do not touch the LIVE side GND or the LIVE side GND and the
ISOLATED(NEUTRAL) side GND simultaneously. If the above caution is not respected, an electric shock may be caused. Therefore, make sure that the power cord is surely removed from the receptacle when, for example, the chassis is pulled out.
(2)Do not short between the LIVE side GND and
ISOLATED(NEUTRAL) side GND or never measure the LIVE side GND and ISOLATED(NEUTRAL) side GND at the same time with a measuring apparatus ( oscilloscope, etc.). If the above precaution is not respected, a fuse or any parts will be broken.
Since the circuit diagram is a standard one, the circuit and circuit constants may be subject to change for improvement without any notice.
NOTE
Due improvement in performance, some part numbers show in the circuit diagram may not agree with those indicated in the part list. When ordering parts, please use the numbers that appear in the Parts List.
(No. 52190) 2-1
Page 4

CONTENTS

SEMICONDUCTOR SHAPES................................................................................................................................. 2-2
BLOCK DIAGRAM ......................................................................................................................................................... 2-3
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM (1/3) ............................................................................................................................. 2-5
MAIN PWB CIRCUIT DIAGRAM (2/3) ............................................................................................................................. 2-7
MAIN PWB (CRT SOCKET) CIRCUIT DIAGRAM (3/3) ............................................................................................... 2-8
FRONT CONTROL PWB CIRCUIT DIAGRAM .............................................................................................................. 2-9
PATTERN DIAGRAMS
MAIN PWB PATTERN ...................................................................................................................................................... 2-11
FRONT CONTROL PWB PATTERN .............................................................................................................................. 2-13
VOLTAGE CHART ........................................................................................................................................................ 2-14
WAVEFORMS .................................................................................................................................................................. 2-15
SEMICONDUCTOR SHAPES
TRANSISTOR
TOP VIEWBOTTOM VIEW FRONT VIEW
CHIP TR
E
C
B
ECB
EC
B
(G)(D)(S)
ECB
ECB
C
B
E
IC
CHIP IC
TOP VIEWBOTTOM VIEW FRONT VIEW
OUT
E
IN
IN E OUT
N
N
N
1
N
1N
TOP VIEW
1
N
1N
1N
2-2 (No. 52190)
Page 5
CONTROL
J801
VIDEO-1
INPUT
T551
FBT
B1
FOCUS1
IC702
MEMORY
TU001
TUNER
VIDEO
Y
in
1
V1-V
V1-L
V1-R
V2-Y
V2-C
V2-V
V2-L
V2-R
V3-V
V3-L
V3-R
Vout2
Lout2
Rout2
AUDIO L/MONO
AUDIO R
IF
IC351
RGB OUT
SCL SDA
MAIN PWB (CRT SOCKET)
IC401
VERT OUT
J802,J803
COMPONENT
(VIDEO-2)
INPUT
C
B
C
R
AUDIO R
J801-J803 FRONT IN (VIDEO-3)
VIDEO
AUDIO L/MONO
AUDIO R
J804
OUTPUT
AUDIO L
AUDIO R
VOL+
REMOCON RECEIVER
VOL- CH+ CH- MENU
Q522
H. OUT
SCREEN
EHV
V
H
DY01
DEF YOKE
SPEAKER
L
SPEAKER
R
V/Y
AUDIO L/MONO
VIDEO OUT
SF101
SAW FILTER
SF102
SAW FILTER
CF106
TRAP
Q111
BUFFER
C
B
C
R
Q109
BUFFER
IC650
AUDIO OUT
AC IN
F901
POWER SW
D901 RECT
T901
SW
TRANSF.
IC974
REG
L951
STB
5V
5V
8V
9V
32V
IC951
ERROR
AMP
PC901
VOLTAGE
FEEDBACK
IC901
POWER
REG
MAIN PWB
FRONT CONTROL PWB
28, 29
5,6
R
G
B
7
12
5
2
KEY_IN
REMOTE, LED
S901
IC972
3.3V REG
STB3.3V
J770
HEADPHONE
V01
SCL SDA
1
30
1, 7
8
23
5
29,30
15
14
13
23
26
24
25
19
27
10
8
7
SCL,SDA
Yout1
Cout1
MTV-V
MTV-L
MTV-R
Vout1
Lout1
Rout1
3
5
1
4
2
37
36
35
43
44
42
47
48
46
42
43
62,63
7
10,64
2,3
23, 24
51
52
53
21,22
33
38
35
IC801
VIDEO/AUDIO SW
IC701 MAIN MICROCOMPUTER, TELETEXT DECODER, VIDEO/SYNC/DEF PROCESSOR
VOL1
VOL1
TONE VOL2
TONE VOL2
SURROUND
PROCESS
I2C
IC602 AUDIO CONTROL
CF142
6.5 FILTER
CF140
5.5 FILTER
CF141
6.0 FILTER
Q137
BUFFER
Q136
BUFFER
IC130
SOUND
DETECT
CF130
4.5 FILTER
Q132
BUFFER
Q130
BUFFER
POWER
LED
SUB POWER
LED
L,R 11 10
SIF IN
IF IN
U
V
Y
CVBS /YIN
KEY IN
SCL, SDA
SCL1, SDA1
REMOTE, LED OUT
VIDEO
IDENT.
VIDEO
FILTER
PAL/
SECAM/
NTSC
DECODER
TELETEXT
ACQUI.
CHARA.
GEN.
RGB
MATRIX
OSD
INSERT
SYNC
SEP.
VIDEO
DETECT
QSS
SOUND
I2C I/O
PORT
CPU
ROM
RAM
QSS OUT
IF VOUT
ROUT
GOUT
BOUT
HOUT
VDRA,
VDRB
V.DRIVE
H.DRIVE
U
V
Y
CIN
40
R G B
GBR
YUV
SELECT

BLOCK DIAGRAM

No. 52190
2-3 2-4
No. 52190
Page 6
NOTES) 1. Please refer to page 2-14 for voltages of this circuit diagram.
2. Please refer to page 2-15 for waveforms of this circuit diagram.
: NON MOUNT (OPEN)
: KTC3199/YG/-T
: MA3120/M/-X
: MA111-X
: 2SA1530A/QR/-X
: 2SC3928A/QR/-X
: NRSA63J-0R0X
3
7
: UN2212-X
8
4
1
2
0
X
: BUS WIRE
BW
NOTE
D656
Q804
IC601
X601
C824
C825
C606
R837
C750
R838
C820
C823
C821
Q684
C813
R840
R839
C826
R832
R833
C611
C610
C108
C822
R836
C831
C830
C829
D655
C650
C652
IC602
C642
C651
Y606
Y101
Y005
R826
ABL
R803
R841
CN00T
R842
K601
C105
IC130
D101
D733
R745
R708
C811
R707
Q150
R151
R153
R150
R152
CN002
R806
R154
C625
C626
R695
C151
C641
C150
R689
R688
C745
CN00C
J801
J803
C639
R627
C685
J802
C686
R655
Y601
R820
R823
C805
R651
C682
R819
R817
C630
R815
Q683
R691
R304
Y301
R624
Q686
R315
Q687
Q685
R305
R744
C827
C644
R690
C638
R155
R845
C612
C615
C613
C616
R149
R625
Q306
C139
Q138
CN001
C311
R626
W-Q
R313
Q305
R844
C631
C807
IC650
C681
J804
R693
C308
C801
R696
C684
R802
C683
J804
R303
J804
R301
C834
C808
R316
C802
R302
J802
C814
C806
R312
C617
C620
C619
C621
C622
R801
R602
C602
C604
C640
C833
L601
C603
R603
R604
L602
C809
Q301
Y001
Y002
R804
Y003
H_DRIVE
C660
C730
C629
R725
R719
C109
C812
Q103
IC701
R843
Q861
R006
R712
IC801
C662
Q862
C810
R664
R306
R834
R650
Y102
R692
D682
R835
C628
C817
C815
Q661
R849
R805
R807
Q660
C645
R658
C661
C637
C142
C141
C140
C143
R147
R148
C144
R662
R661
R660
C137
C138
C136
C135
C755
R848
R146
C134
R143
R144
R145
C132
Q137
R142
C133
Q136
Q132
R141
R139
R140
C131
R135
R134
R132
C130
CF140
CF141
CF142
R821
C663
C819
R824
R659
Y603
R883
R138
R137
Q134
Q130
Y130
CF131
CF130
R131
Q131
Q803
R130
Q135
Q108
R829
HFB
Q688
Q801
Q109
Q802
Y602
R694
R818
R813
R119
Q110
R809
R811
R808
R810
CF106
R120
R121
R117
R113
D804
D803C803
R115
R111
C804
R112
R116
R812
R114
C313
Q106
Q111
CF104
CF105
CF103
Q107
Q104
L103
L102
D805
L104
Q105
TU001
C101
C107
C104
C106
C103
C102
R102
R103
R104
R105
R106
R107
R108
Q307
Q101
L101
SF102
SF101
Q302
Q102
R110
R701
C005
C006
R004
R003
C001
C002
L001
D816
D815
R101
R136
Q133
R710
IC702
R709
R713
R882
C636
C635
C632
C633
C634
R314
C312
R622R621
C310
R663
R733
L730
K701
C707
C732
C736
C740
C733
C731
X701
Q702
R716
R717
Q701
R715
R714
L701
D702
D801
D802
R747
L731
D730
D731
C743
C742
R880
C748
R881
R846
CN00ACN01A
CN02A
D704
R847
R729
D703
R686
R687
CN00F
Y604
Y730
C713
C710
C715
C726
L732
CN01D
R007
Y104
K101
K103
K104
R746
C601
K105
K106
K108
C605
C614
R005
Y103
Q703
CN00D
W-B2 W-B1
R743
R726
R727
R728
C720R720
Q720
R698
Y004
R699
Q860
R749
C607
R748
C608
C609
R742
C655
C656
D732
R741C706
R740
R739 R738
C711
EW
C747
C746
C751
D652
D653
C752
C753
C659
C725
VDRB_
VDRA+
C705
R718
R756
R755
R758
R757
3.3V_STB
R711
R654
R724
R723
R722
R721
C756
R133
R830
R831
A.GND
5V_STB
A.VCC
P_ON/OFF
R730
R109
PROTECT
R702
R703
R706
R704
C007
R002
R001
C003
C004
L002
5V
32V
R734
9V
R705
C741
8V
C702
R731
R732
L702
C704
C703
C734
C735
C738
C737
C739
C749
R737
R735
R736
C744
Y701
C701
R750
C709
C714
QRK126J-121X
NCF31AZ-105X
NCF31AZ-105X
QRE121J-221Y
QRE121J-221Y
NJW1138M-W
QJL001-065631
M52342SP
1SS268-X
QGF1220C2-19
NCB31EK-104X
QGA2501C5-06Z
QNN0349-001
QNN0348-001
NCF21CZ-105X
DTC323TK-X
MUTING
MUTING
DTC323TK-X
MUTING
NCB31EK-104X
QGA2501C5-04Z
NCB31EK-104X
80%
AN5276
QNN0349-001
CH
80%
QNN0349-002
MY
NCB31EK-104X
80%
TDA9386N22S0868
MM1492AF
80%
80%
80%
QAX0695-001Z
QAX0696-001Z
QAX0697-001Z
QRE121J-2R2Y
QAX0642-001Z
DTC323TK-XDTC323TK-X
DTC323TK-X
QAX0639-001Z
QQL244K-180Z
QAU0185-005
NDC21HJ-180X
2SC5083/L-P/-T
QQLZ014-R82
QAX0731-001
QAX0325-001
TF
CE42050-001Z
AT24C08-21WS3
QAX0737-001
QQL244K-100Z
MA3024-X
QQL244J-5R6Z
QGA2501C5-04Z
MA3033-X
MA3051/M/-X
QQR1113-001Z
QQR1113-001Z
FMC2A-X
2SB709A/QR/-X
QEHQ1VM-108
QEHQ1VM-108
MA3330/L/-X
MA3330/L/-X
CE42050-001Z
QQL244K-100Z
CH
CH
NFV41CJ-104X
12MHZ
X
7
X
X
100/16
.01
X
100
X
120
1/10
100/16
1/10
2
.01
220
220
.1
1.2K
1k
X
X
X
470/16
75
.01
.01
.01
3
10/50
10/50
.0047
47/35
X
BW
0
100
33k
0
0
X
.0047
3
1M
4.7K
.1
4.7K
X
X
X
X
X
75
X
4.7/50
4.7/50
X
X
X
X
27k
.047/25
1K
0
0
15K
0
100
100
.1
15K
220/16
X
X
4.7/50
100
2
X
2.2K
0
100
X
X
2.2K
560
.01
4.7/50
100k
470
1K
X
X
X
X
470
100
X
.01
8
X
1K
X
X
2.2k
1/10
220/16
X
.01
10/50
X
10/50
X
33/16
5.6K
2.2K
180P
1/10
X
10/50
2.2K
.1
X
X
X
X
X
X
X
X
X
X
X
4.7/50
22/50
X
X
X
X
X
X
2
0
0
75
X
.22
.22
10K
220
10/50
1/10
X
820
2
27K
100
220/35
2
1/10
2.2k
5.6K
5.6k
10K
BW
X
3
5.6k
.0047
1/10
1/10
1
220
75
75
1
4.7/50
2.2
.22
4.7/50
.01
.01
.01
10/50
100
3.3K
.022
33k
68k
10k
.01
.01
.01
470/10
X
470
10K
.01
470
22
820
.01
1
560
100/16
1
1
1.8K
2.2K
1.5K
.01
560
1.8K
2.2K
.01
2.2k
.22
.1
2.2k
2.2
X
180
470
10K
8
2
0
X
470
8
2
4.7K
8
1
75
X
2
X
X
2.2k
2.2k
1K
8
390
390
82k
82k
470
X
1K
X
X
X
10/50
X
1K
10/50
10K
X
100K
X
X
8
1
X
X
X
X
2
X
X
X
8
.0047
.01
.0047
18p
.0047
.0047
6.8K
2.7K
180
22
100
4.7k
2.2k
X
2
8
X
100
.0022
33/16
220
3.9K
.01
10/50
X
X
10
4.7K
2
4.7K
4.7K
100
470
4.7/50
100/50
4.7/50
4.7/50
4.7/50
X
X
0
0
0
10k
27K
X
BW
100/16
100/16
1/50
2.2/50
.1/16
.22
2
10K
10K
2
10K
100
10
4
4
10K
3
3
100/16
.1/16
2K
47/16
10k
2.2k
XX
10k
47
1K
10K
X
0
BW
.1
.22
X
X
5.6
75
X
X
X
33K
X
BW
BW
X
X
X
BW
680
4.7K
100K
10K
47/16
1K
100K
X
100K
1
4.7MX4.7M
X
X
0
1000/35
1000/35
3
100.22
100
100 0
.1
.047/25
.047/25
.1.1.1
.22
6800p
1000p
220
100
100
2.2K
2.2K
100
10K
220
220
220
220
X
1.5K
2.2k
2.2k
22K
2.2k
100
100
1K
1K
.01
220
220
.1
470/16
390
1K
.1/16
10/50
100
39K
10
33p
33p
.0022
.0022
.1/16
1/50
10/50 2.7k
100K
33K
1000p
X
220/16
0
100/16
47/16
SW1
R2
L2
VIDEO
L1
Y1
SCL
SDA
A_OUT_R
VOUT2
SW1
ROUT1
LOUT1
AUDIO_L
AUDIO_R
A.GND
A_OUT_L
LOUT2
L2
ROUT2
R1
R1
Y2
CR
C1
YOUT1
Y2
Y1
A_OUT_R
CR
V1
L1
R2
9V
COUT1
YOUT1
A_OUT_L
5V_STB
SCL
VOUT2
SDA
CB
CB
A.GND
ROUT2
V
LOUT2
C1
V1
SDAEWSCL
REMOTE
ECO
LED
ROUT1
LOUT1
R
KEYIN
V
SCL
ECO
A.GND
YOUT1
MSPRESET
VIDEO
L
SDA
AUDIO_L
AUDIO_R
5V_STB
9V
3.3V_STB
R
MSPRESET
MSPRESET
SCL
SDA
VDRB_
COUT1
P_ON/OFF
PROTECT
A_OUT_R
A_OUT_L
P_ON/OFF
SCL
PROTECT
EW
VDRA+
REMOTE
KEYIN
VDRB_
LED
VDRA+
L
SDA
FRONT CONTROL PWB
CN002
VIDEO-1
INPUT
COMPONENT
(VIDEO-2)
INPUT
OUTPUT
MAIN PWB (3/3)
CN10T
MAIN PWB ASS'Y (1/3) SCH-1189A-H2 (AV-25KX3B) SCH-1190A-H2 (AV-25KX3B/S)
MAIN PWB CIRCUIT DIAGRAM (1/3)

CIRCUIT DIAGRAMS

No. 52190
2-5 2-6
No. 52190
Page 7
NOTES) 1. Please refer to page 2-14 for voltages of this circuit diagram.
2. Please refer to page 2-15 for waveforms of this circuit diagram.
: NRSA63J-0R0X
: RGP10J-5025-T3
: 2SA1530A/QR/-X
: MA111-X
: 2SC3928A/QR/-X
: NON MOUNT
6
9
1
2
X
0
: IM-BW
BW
NOTE
C532
Y908
D966
Y909
K955
D965
C955
R953
Y907
C959
C957
R533
R965
R963
R964
Q953
K903
Y911
IC974
Y912
R531
R972
T901
Y906
D901
R590
C550
D909
R406
PC901
R908
D952
C952
R545
IC480
C978
C953
D553
LF902
K951
C404
C979
R386
Q952
R991
R912
L480
R409C409
IC901
Y501
Y502
D911
C911
R414
R913
D401
C401
R425
R904
R401
CP952
K953
D956
R960
R907
C960
C483
R494
R530
R487
K902
R909
Q480
CNDEG
C915
R905
C917
Y910
R911
C521
R902
Y917
D904
R484
Y918
C905
R485
D964
C910
D592
R906
R971
C484
R483
C485
R493
CP951
R407
R596
D907
R480
C593
L524
R486
D550
C993
Y916
C591
Q592
R490
D902
R489
Y915
D903
C901
C907
C527
R491
R492
R481 R482
C480
CN0E5
D594
C537
R917
D912
Q591
C965
C481
D914
R952
C914
C902
R970
R915
D908
R385
C968
R542
C969
Y511
R593
D910
T551
R910
R969
C916
C973
Y510
R966
L954
C977
F901
R405
Y901
C422
Y902
Y903
C540
C535
C403
C408
C539
R411
R534
D593
VA901
C980
L951
R535
Y904
C908
R597
D906
C962
IC972
TH901
D402
D408
C964
C974
R957
L540
D971
D968
Q954
RY901
C972
R527
D480
CN00W
LF901
C906
R413
D969
R543
C407
C412
R962
C992
C991
Q521
T521
R595
Q522
Y951
R540
R521 R522
C522
C523
R526
R524
R402
C402
R403
R404
R408
IC951
C413
K954
C975 C976
L953
C536
C954
D953
R532
C956
D524
CN00S
D595
R539
R538
Q523
Q524
R537
R592
R536 C538
D596
D551
R546
R541
D365
R591
C529
C533
IC401
R528
C530
R529
R594
C541
C592
C525
C531
C534
C524
D554
D523
D521
D522
C526
C411
R961
C528
D954
CP953
C958
R410
C406
D405
R412
L523
CN0E6
K401
D366
D367
CN00U
CN10U
Y505
Y731
Y504
Y503
CN0HV
C542
C961
Y507
R967
Y508
K901
Y509
D350 R356
D360
Q352
Q374
Q375
Q376
D374
R377
R378 D373
R359
R358
C354
D352
R369
R379
D357
R384
D358
C352
R366
SC
R362
Q360
R365
R363
Q361
C361
R367
C360
D372
R370
R371
Q370
R373
R350
D361
R372
Q371
L353
C371
R352
R374
Q350
R376
R355
C370
SK351
SK351
C373
R353
Q351
R383
C374
TP-E
R360
R361
CN10T
D371
L350
C351
R357
C350
D351
R351
D353
D370
R368
C353
VDRB_
8V
ABL
P_ON/OFF
C903
PROTECT
C904
Y955
Y956
3.3V_STB
5V_STB
9V
H_DRIVE
D541
32V
A.GND
A.VCC
HFB
5V
VDRA+
EW
Y551
Y552
C375
TP-47R/G
L351
R364
L352
TP-47G/R
R381
R382
R354
R380
D354
D355
D356
R375
MA3068/M/-X
QQR1214-001Y
1SS133-T2
QCB32HK-471Z
QCZ0122-561
QCB32HK-471Z
FR
1/2W
QQR1114-001Z
AN80T36
QQS0182-001
!
GSIB460
PC123F2
!
3WOMR
QRL039J-333
ERC30-02L38
QCB32HK-471Z
1/2W
NCB31HK-104X
RGP10J-5025-T3
QQR1035-001
!
QQR1113-001Z
QRZ9046-825Z
!
STR-F6707A/F7
RGP10J-TS-T3
1/2W
1/2W
RGP10J-5025-T3
1/2W
ICP-N50-Y
!
CP
QQR1113-001Z
RU3AM-LFC4
QQR1114-001Z
1/2W
QGZ5003C1-02
MY
3WMFR
QRM034J-R22
1/2W
15W,UNFR
QRF154K-2R2
EG01C-T2
QCZ9015-102Z
MA3330/L/-X
NDC31HJ-471X
MA3075/H/-X
2WMFR
ICP-N75-Y
!
CP
MA3150/M/-X
QQLZ034-430
400VAC
QCZ9079-152
!
UN2212-X
MTZJ12C-T2
QFZ9072-224
!
QFZ0199-474
1SS133-T2
2SA1208/ST/Z1-T
ERC30-02L38
QFZ9072-104
!
QRZ0111-474
!
MTZJ27B-T2
1/2W
QQH0148-001
!
FBT
1/2W
QQL244J-5R6Z
QMF51E2-4R0J4
!
TF
QCB32HK-101Z
QEHR1VM-227Z
TF
1% MF
QAF0052-621
!
QQLZ034-460
1% MF
QFZ0209-222
EG01C-T2
R1141Q331B-X
QAD0134-4R5
MTZJ75-T2
1/2W
QQL244J-5R6Z
QSK0092-001
!
QRL039J-103
PW
QGA7901C-02
QQR0673-004
!
QFZ9072-224
!
QRX01GJ-2R7
1/2W
NCF21HZ-334X
QCZ9079-102
!
QCZ9079-102
!
2SC2655/Y/-T
QQR1229-001
H.OUT
2SD2634-YD
1W
!
MY
MY
3W OMF
QRL039J-181
SE115N-LF12
MY
QQR1113-001Z
QQL244J-5R6Z
MY
RGP10J-5025-T3
QRZ9017-4R7
!
QGA2501C5-05Z
RGP10J-5025-T3
1/2W
1/2W
1/2W
QEHR1EM-108Z
AN5522
QCB32HK-561Z
1/2W
QEHR1EM-108Z
QFZ0200-113
RGP10J-5025-T3
RGP10J-5025-T3
NCF21HZ-334X
QRL029J-183
RGP30B-F1
ICP-N75-Y
!
CP
QFLC2AJ-683Z
1N4003-T2
1/2W
QQR1006-002
U
CHGC05-260
U CHGC05-260
HV
QGZ5003C1-04
1SS244-T2
1/2W
1SS244-T2
1/2W
1/2W
RGP10J-5025-T3
QRZ9017-150
1/2W
STC344-T
2SA1767/PQ/-T
MA3075/M/-X
STC344-T
2SA1767/PQ/-T
STC344-T
QNZ0537-001
!
2SA1767/PQ/-T
1/2W
1.25KV
QCZ0364-222
B
T
QJL001-065631
QQL244K-820Z
1SS244-T2
QCZ9015-102Z
QCZ9015-102Z
RGP10J-5025-T3
QCS32HJ-180Z
QCB31HK-682Z
QQL244K-820Z
QQL244K-820Z
X
X
6.8
X
100
X
560p
X
0
10K
47K
1
X
BW
2.2K
390
X
X
.1
2
12K
33K
22
X
0.1
1000/35
X
X
39K
1
8.2M
1.2K
X
XX
BW
X
220/25
33
12
1/50
68k
680
220k
390
56K
100
X
X
X
X
470K
X
.0022
X
X
5.6K
47/35
X
X
BW
.0022
X
470p
X
18K
X
X
X
X
X
X
X
47/25
X
2
BW
100/10
X
X
X
X
220
X
X
XX
X
X
X
X
X
2.2/50
X
3.3K
220/25
15K
27K
.1
180K
X
X
470
0
1.5K
BW
X
100/16
X
6.8K
470/10
4A
6.8K
X
1000/35
X
X
.1
100p/500
220/35
0.18
X
220
X
X
100/16
46
X
X
X
10/50
2
47/16
.1
6.8
2
2
1
47/35
10k
X
2
470
560
2.2k
X
47
100 1K
.0033
.022
270
180
X
6800p
0
X
6.8K
.056/100
220/16 100/16
.01
.001
4.7
220/35
X
X
X
X
X
X
X
3.9
XX
X
8.2K
180K
9
2.2K
2.2/100
1000/25
.47
560p/500
.47
15K
22/250
100
X
1000/25
X
X
X
X
18K
X
2200/25
12K
.068/100
1
X
BW
9
9
X
X
BW
BW
22/250
2.2/50
X
47K
X
BW
BW
1K
6
1
1
1
2
33
22k
2
560
2.7K
1/50
10K
2
10K
2
4.7/250
1K
12K
100
1.8K
680p
1.5K
470p
150
12K
330
X
X
1.8K
BW
820p
12K
100
1.5K
100
470p
X
1.8K
390K
220n
X
150
X
680p
1.5K
470p
X
150
2
3.3K
100/50
.0022
.0022
BW
X
BW
BW
470/16
330
X
X
330
X
∗2∗2∗
2
1K
8V
A.VCC
8V
5V_STB
3.3V_STB
5V_STB
3.3V_STB
9V
5V
STB
A.VCC
9V
5V
8V
9V
9V
32V
H_DRIVE
H_DRIVE
PROTECT
P_ON/OFF
32V
STB
ADJ. CONNECTOR
DEF YOKE
FRONT CONTROL PWB CN00W
DEG COIL
MAIN PWB (1/3)
CN00T
MAIN PWB ASS'Y (3/3) (CRT SOCKET PWB) SCH-1189A-H2
(AV-25KX3B) SCH-1190A-H2
(AV-25KX3B/S)
MAIN PWB ASS'Y (2/3) SCH-1189A-H2 (AV-25KX3B) SCH-1190A-H2 (AV-25KX3B/S)
MAIN PWB CIRCUIT DIAGRAMS (2/3, 3/3)
No. 52190 2-7 2-8
No. 52190
Page 8
NOTE) Please refer to page 2-14 for voltages of this circuit diagram.
C803
R805 R807
Q801
S805S804
R812
R806
R804
D801
R802
IC801
D803
R803
R814
C802
S803S802
D804
C801
R816
S801
R813
R817 R815
CN002
J802 J801J803
R810
R808 R809
D805 D806
CN0PW
S901
CN00W
D802
R801
Y003
Y002
Y001
R811
2SB709A/QR/-X
QSW0619-003ZQSW0619-003ZSLR-342VR-T16
GP1UM281QK
P1241-04
QSW0619-003ZQSW0619-003ZQSW0619-003Z
QGF1220C2-19
QNN0282-002 QNN0282-003QNN0282-001
MA3100/M/-X
MA3100/M/-X
!
PW
QGA7901C1-02
QSW0846-001
!
W
CHGH0001-AB-G
SLR-342MC-T16
10/50
220 470
0
330
180
470
1.2K
6.8K
100/16
MA111-X
.1
3.3K
3.9K
0 2.7K
0
0
0
2K
BW
BW
BW
6.8k
AUDIO_L
VIDEO
AUDIO_R
LED
ECO
REMOTE
3.3V_STB
5V_STB
KEYIN
9V
MAIN PWB CN00W
MAIN PWB CN002
IN (VIDEO-3)
FRONT CONTROL PWB ASS'Y SCH-8005A-H2
LIVE ISOLATED
FRONT CONTROL PWB CIRCUIT DIAGRAM
No. 52190
2-9 2-10
No. 52190
Page 9
Y509
Y301
R686
C001
C002
C003
C004
C005
C006
C007
C101
C102
C103
C104
C105
C106
C107
C108
C109
C130
C131
C132
C133
C134
C135
C136
C137
C138
C140
C141 C142
C143
C144
C150
C151
K106
R315
R313
R314
R316
R312
C308
C401
C402
C403
C404
W001
C406
C407
C408
C409
W002
C411 C412
C413
D408
W
Y906
C422
C480
C481
Y910
C483
C484
C485
C521
C522
C523
C524
C525
C526
C527
C528
C529
C530
C531
C532
C533
C534
C535
C536
C537
C538
C539
C540
C541
CN002
C591
C592
C593
C602
C603
C604
C605
C606 C607
C608 C609
C610
C611
C612
C6
13
15 C6
C616
C617
C619
C620
C621
C622
IC602
C644
C625
C626
R622
W259
C645
R621
R624
R625
R626
R627
W432
W434
W246
W374
C628
C629
C631
C630
C632
C633
C634
C635
C550
W025
C640
C641
W261
W262
W263
C636
W265
W419
C702
C703 C704
C705
C706
C707
C711
30
C7
C7
31
C732
C7 33
C7
34
C735
C736
C737
C738
C739
C740
C741
C742
C743
C744
C745
C746
C747
C749
C755
C756
C801
C802
C803
C804
05
C8
C806
C807
C808
C809
C810
C811
C812
C813
C815
C817
C819
C820
C821
C822
C823
C824
C825
C826
C827 C829
C830
C831
W268
W269
W020
CF103
CF1
04
CF105
CF 106
CF130
CF131
CF140
CF141
CF142
C
HV
W270
T
W010
C
R970
W271
D101
R594
D401
D402
Y917
W287
D405
D480
D521
D522
D523
D524
D541
D551
D553
D554
W256
D592
D593
D594
D595
D596
D703
CL002
D702
D730
D731
D7
32
D801
D802
D803
D8 04
D805
W015
D964
IC130
K103
C834
IC480
IC601
C637
IC701
IC702
IC801
J801 J802 J803
J804
K401
Y601
L001
L002
L101
L102
L103
L1 04
K105
L480
D
L523
L601
L602
L701
L702
W426
L730
L731
W295
Q101
Q102
Q103
Q104
Q105
Q1 06
Q107
Q108
Q109
Q110
Q111
Q130
Q131
Q1 32
Q133
Q134
Q135
Q136
Q137
Q301
Q302
L732
C642
Q480
Q521
Q522
Q523
Q524
Q591
Q592
W019
R971
Q701
Q702
Q801
Q802
Q803
Q804
R001
R002
R003
R004
R006
R101
R102
R103
R104
R105
R106
R107
R108
R109
R110
R111
R112
R113
R114 R115
R116
R117
R119
R120
R121
R130
R131
R1
32
33
R1
R1 34
R135
R136 R137
38
R1
R139
R140
R141
R142
R143
R144 R145
R146
R147
R148
R150
R151
R154
R301
R302
R303
R304
R305
R306
S
C638
C639
R750
C715
R401
R402
R403
R404
R405
R406
R407
R408
R409
R410
R411
R412
R413
R414
W276
R425
W021
W023
Y105
R1 55
R480
R481
R482
R483
R484
R485
R486
R487
R489
R490
R491
R492
R493
R494
R521 R522
W385
R524
R526
R527
R528
R529
R530
R531
R532
W027
R534
R535
R536
R5
37
R538 R539
R540
R541
R542
R543
R591
R592
R593
B
R595
R602
R603 R604
C1 39
W081
W341
W
P2
P1
Y005
D550
R957
D904
W282
W283
W284
D911
D914
W034
R701
R702
R703
R704
R705
R706
R707
R708
R709
R710
R711
R712
R713
R714
R715
R716
R717
R718
R719
R720
R721
R722
R723
R724
R730
R731
R732
R733
34
R7
R735
R736
R737
R738
R739
R740
R741
R755
R756
R757
R758
R801
R802
R803
R804
R805
R806
R807
R808
R809
R810
R811
R812
R813
R726
R815
R817
R818
R819
R820
R821
W003
R823
R824
W418
W036
W2
86
W038
R832
R833
R834
R835
R836
R8
37
R838
R839
R840
R841
R842
W239
R961
SF101
SF102
T521
T551
W308
TU001
X601
X701
Y001
Y002
Y003
Y130
Q305
Q307
W289
D655
A
D656
W290
W257
W291
R545
S
W049
HS401
HS480
HS522
W292
R742
R744
C750
W293
W294
W053
W054
W057
W058
CL001
W061
W062
R843
W297
R844
R845
Q860
W298
R746
R747
R846
R847
R848
R849
R880
R881
R882
R883
Q861
Q862
W068
W071
W072
R952
W074
W078
W079
Y604
W084
D902
W302
W087
W304
W091
W092
W093
Y
W095
W305
IC401
W100
W101
D908
Y731
W307
W105
IC974
W107
W309
W109
W310
W113
W114
W311
W312
W313
W314
W315
W316
Y101
CL004
W319
W131
N
Q138
W135
W322
W140
W143
W3
25
W326
W327
W328
W329
W330
W331
W150
W332
W333
W335
W336
W338
W162
W163
D903
K601
W173
W343
Y918
W345
W181
W346
C833
R728
W191
W192
W350
W196
W430
W004
Y102
W431
W359
W005
D912
K902
W320
W219
W362
W363
W365
W232
W039
R915
R905
A
D953
R904
D954
D956
R910
R911
W028
F
R967
C968
R991
Y501
C910
C969
Y912
CP953
VA901
C965
C915
CN001
R902
W035
C911
C914
C907
K901
C961
C962
R963
V
C917
R533
C902
HS901
C978
Q
R590
C972
C975
C979
IC901
W096
C956
C958
C960
D907
C814
C685
W2
88
W285
Y507
W279
W274
R972
R960
D704
C748
C964
C977
C976
D909
D910
C955
C957
C974
C991
C992
R907
L524
L951
L953
L954
Y902
Y903
Y904
Y951
Y955
Y901
Y907
Y908
Y909
K701
Y956
DEG
W264
W266
D815
D816
F901
IC951
IC972
HS974
R912
C916
K955
K953
R906
D901
R908
C901
C906
RY901
C904
LF901
TH901
N
W299
Q952
Q953
Q150
Q954
C905
D966
W372
W373
D965
D968
D969
R909
W391
E5
C
K903
W013
R596
R597
D971
J
J
R826
K
Y004
R829
R830
R831
I
C650
Y602
R698
R699
R695
R694
Y603
R953
R962
R964
R965
R152
R153
SK351
R358
R966
W008
H
C659
C660
C661
R658
E1
LF902
R969
C903
PC901
C980
K
C601
C614
C959
L540
W376
C908
W378
R007
W379
W380
C371
Y551
W387
W388
Y552
R374
R373
W317
D372
R371
D370
C370
D371
Q370
R375
R381
R382
D906
Q720
W366
C686
L353
L352
R727
C720
R376
R383
Q371
K2
Y510
W012
E2
W016
R725
W422
C725
D373
W424
W417
W425
Y508
R659
D374
C662
Q703
R377
W3
75
W370
Q660
Q661
W275
R660
R661
R662
R663 R664
W361
P
W371
D952
R654
C651
C681
C682
C652
Q688
C655
C656
C953
R1 49
C683
C684
C952
C973
IC650
Y502
K954
K951
HS650
P3
Q683
Q684
Q685
Q686
Q687
W437
D652
D653
D682
C663
W368
R651
C713
R655
W106
W108
R688
R689
R690
R691
R692
R693
R696
R650
B
R378
C954
V
D733
Q374
R687
W324
R729
R745
Q375
C753
C751
C752
T901
Q360
C714
W051
R546
Q361
C542
R366
D361
W009
R749
R748
C709
C710
Q306
C310
C311
C360
Y503
R362
F
F
K101
R743
C312
Y911
E6
C726
C313
Y701
Y103
K104
L
L
D360
R
R
C701
S
Y104
T
K108
Y730
R380
Y915
Y916
Y504
T
Z
Z
Y
R005
R917
Y505
L351
R367
R355
R353
R354
R3 50
R351
C351
Q350
Q351
R356
D351
C350
R352
D350
L350
R357
C373
C374
R370
R361
W438
R360
Y511
R363
W433
TP-47G/R
W439
64
R3
R365
C361
R372
SCREEN
T
E7
TP-47R/G
TP-E
W272
C354
W273
Q376
R359
C352
D352
D353
D354
D355
D356
R368
Q352
C353
D357
C375
W277
W278
W280
R379
R369
W052
R384
D358
I
R385
R386
CL005
W
Y606
D
FRONT
()
()
()
TOP
B1
MAIN PWB PATTERN

PATTERN DIAGRAMS

No. 52190 2-11 2-12
No. 52190
Page 10
D805
J801
IC801
R801
J802
J803
S801
R802
S802 S803 S804 S805
D803
D801 D802
R803
R804
R805 R806 R807
R808
PW
R809
R810
R811
R812 R813
R814
R815
R816
R817
S901
D804
CN002
C801
C802
C803
W001
W002 W003
W004
Q801
D806
Y001
Y002
Y003
W014
W015
W017
FRONT
()
PIN NO.
VOLTAGE(V)
PIN NO.
VOLTAGE(V)
PIN NO.
VOLTAGE(V)
PIN NO.
VOLTAGE(V)T T T T
PIN NO.
VOLTAGE(V)
PIN NO.
VOLTAGE(V)T T
PIN NO.
VOLTAGE(V)T
PIN NO.
VOL AGE(V)
PIN NO.
VOL AGE(V)
PIN NO.
VOL AGE(V)
PIN NO.
VOL AGE(V)
PIN NO.
VOL AGE(V)
PIN NO.
VOL AGE(V)
PIN NO.
VOL AGE(V)
IC1130
1 0.3 2 0.3 3 0.3 4 1.5 5 1.5 6 0 7 2.4 8 4.2 9 2.0 10 1.6 11 2.2 12 0 13 2.4 14 5.1 15 4.4 16 3.7 17 5.1 18 3.3 19 3.6 20 2.2
IC1401
1 0.5 2 13.0 3 -11.4 4 -12.8 5 0.1 6 13.4 7 0.5
IC1602
1 4.5 2 0 3 0 4 4.6 5 4.6 6 4.6 7 4.6 8 4.6 9 1.3 10 4.6 11 3.4 12 3.4 13 2.7 14 2.6 15 0 16 9.1 17 0 18 4.8 19 3.9 20 3.9 21 4.5 22 4.6 23 4.6 24 4.6 25 4.6 26 4.6 27 4.6 28 0 29 0 30 4.5
IC1650
1 0 2 0 3 25.2 4 0 5 0 6 0 7 12.5 8 0.7 9 0 10 26.5 11 16.8 12 12.7
IC1701
1 3.3 2 2.6 3 2.5 4 3.3 5 3.2 6 0 7 3.3 8 2.8 9 0 10 0 11 0 12 0 13 2.3 14 8.2 15 5.0 16 2.8 17 3.8 18 0 19 4.0 20 0 21 0.8
22 0.8 23 1.8 24 1.8 25 3.8 26 3.8 27 4.4 28 1.9 29 1.8 30 0 31 2.0 32 0 33 1.5 34 0.4 35 2.5 36 2.0 37 2.7 38 4.4 39 8.2 40 3.3 41 0 42 3.8 43 1.5 44 3.3 45 1.9 46 2.5 47 2.6 48 2.5 49 2.8 50 4.9 51 3.1 52 3.0 53 3.2 54 3.3 55 0 56 3.3 57 0 58 1.5 59 1.6 60 0.3 61 3.3 62 4.9 63 4.9 64 5.1
IC1702
1 0 2 0 3 0 4 0 5 5.0 6 4.9 7 0 8 4.9
IC1801
1 4.9 2 4.4 3 4.9 4 4.4 5 4.9 6 0 7 5.3 8 4.4 9 4.9 10 4.4 11 4.9 12 7.0 13 5.9 14 4.4 15 4.4 16 4.9 17 4.4 18 4.4 19 5.7 20 0 21 4.9 22 0 23 5.1 24 4.2 25 3.4 26 4.2 27 4.1 28 0 29 2.7 30 2.6 31 0 32 4.9 33 0 34 5.0 35 4.2 36 4.2 37 5.0 38 4.4 39 3.4 40 9.0 41 3.5 42 4.4
43 4.9 44 4.4
IC1901
1 1.8 2 0.7 3 302.3 4 19.5 5 0
IC1951
1 115.3 2 10.1 3 0
IC1972
1 3.3 2 0 3 5.1 4 5.1
IC1974
1 4.6 2 4.7 3 9.2 4 0 5 5.1 6 11.7 7 5.2
TU1001
1
(AGC)
4.4 2(BT) 4.6 3(AS) 0 4
(SCL)
2.7
5
(SDA)
2.7 6(BM) 5.1 7(5V) 5.0 8
(LOCK)
0 9(32V) 33.2 10
(NC)
0 11(IF) 0
Q1101
E 1.6 C 9.1 B 2.3
Q1102
E 0 C 0 B 3.1
Q1104
E 4.9 C 0 B 4.3
Q1105
E 0 C 0 B 2.8
Q1106
E 0 C 4.9 B 0
Q1108
E 4.2 C 9.1 B 4.9
Q1109
E 0 C 0 B 4.3
Q1110
E 0 C 0 B 2.8
Q1111
E 4.2 C 9.1 B 0
Q1130
E 4.6 C 0 B 4.3
Q1131
E 0 C 0 B 2.8
Q1132
E 1.9 C 9.1 B 0
Q1133
E 3.2 C 0 B 2.6
Q1134
E 0 C 0 B 2.8
Q1135
E 0 C 3.7 B 0
Q1136
E 3.1 C 9.1 B 3.7
Q1137
E 1.8 C 8.1 B 2.4
Q1138
E 0 C 0 B 4.6
Q1301
E 2.7 C 0 B 2.1
Q1302
E 2.4 C 0 B 1.7
Q1521
E 0 C 15.7 B 0
Q1522
E 0 C 115 B -0.1
Q1591
E 115.3 C 0 B 115.2
Q1592
E 0 C 5.1 B 0
Q1660
E 0 C 0 B 0.7
Q1661
E 0 C 18.5 B 0
Q1683
E 9.1 C 0 B 9.1
Q1684
E 0 C -0.1 B 0
Q1685
E 0 C 0 B -0.1
Q1686
E 0 C 0 B -0.1
Q1701
E 3.3 C 3.2 B 2.7
Q1702
E 3.3 C 0 B 3.2
Q1703
1 0 2 5.1 3 5.1 4 3.3 5 0
Q1720
E 5.1 C 0 B 5.1
Q1801
E 0 C 0 B -0.1
Q1802
E 0 C 0 B -0.1
Q1803
E 0 C -0.1 B 0
Q1804
E 4.4 C 9.1 B 5.0
Q1860
E 2.4 C 9.1 B 3.0
Q1861
E 7.4 C 1.7 B 6.8
Q1862
E 7.5 C 1.7 B 6.9
Q1952
E 0 C 0 B 0.6
Q1953
E 0 C 5.6 B 0
Q1954
E 0 C 9.1 B 0
Q1350
E 2.7 C 147.8 B 3.2
Q1351
E 144.5 C 6.6 B 147.8
Q1352
E 10.4 C 0.3 B 10.9
Q1360
E 2.5 C 156.6 B 3.0
Q1361
E 153.5 C 6.6 B 156.6
Q1370
E 2.7 C 144.0 B 3.2
Q1371
E 141.2 C 6.5 B 144.0
IC8801
1 4.9 2 5.0 3 0
Q8801
E 5.7 C 0 B 8.2
<MAIN PWB>
<MAIN PWB (CRT SOCKET)>
<FRONT CONROL PWB>

VOLTAGE CHART

FRONT CONTROL PWB PATTERN
No. 52190
2-13 2-14
No. 52190
Page 11

WAVEFORMS

-MAIN PWB-
IC401-1
IC401-3
[V]
IC401-5
[V]
IC401-6
[V]
IC401-7
[V]
[V]
IC701-21
IC701-47
IC801-7
0.8Vp-p
1.1Vp-p
1.7Vp-p
1.2Vp-p
[H]
[H]
IC701-22
IC701-51
IC801-13
28Vp-p
1.3Vp-p
3.0Vp-p
0.8Vp-p
[V][V]
[H]
[H]
IC701-33
IC701-52
IC801-23
52Vp-p
3.0Vp-p
3.0Vp-p
2.1Vp-p
[H]
[H]
[H]
IC701-34
IC701-53
IC801-27
28Vp-p
5.3Vp-p
3.0Vp-p
2.0Vp-p
[H]
[H]
[H]
IC701-38
IC701-58
IC801-37
0.8Vp-p
IC701-42
[H]
1.8Vp-p
[0.2us/div] [0.2us/div]
2.3Vp-p
[H]
2.2Vp-p
1.1Vp-p
IC701-59
3.3Vp-p
[H]
IC701-43
(S-Video input)
[H]
0.7Vp-p
T551-2
230Vp-p
Q521-B
1.4Vp-p
T551-4
28Vp-p
Q521-C
31Vp-p
-MAIN PWB (CRT SOCKET)-
Q351-E
104Vp-p
Q361-E
[H]
110Vp-p
[H][H]
[H]
[H]
T551-6
Q522-B
Q371-E
140Vp-p
2.4Vp-p
110Vp-p
[H]
[H][H]
[H]
T551-7
Q522-C
130Vp-p
1000Vp-p
[H]
[H]
T551-8
70Vp-p
[H]
T551-9
[H]
1.8Vp-p
No. 52190 2-15
Page 12
Page 13
Page 14
VICTOR COMPANY OF JAPAN, LIMITED
AV & MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan
(No. 52190)
Printed in Japan
WPC
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