Page 1
SCHEMATIC DIAGRAMS
COLOUR TELEVISION
AV-14F702
CD-ROM No.SML200111
V-14F702
COPYRIGHT © 2001 VICTOR COMPANY OF JAPAN, LTD.
No. 51912
Nov. 2001
Page 2
AV-14F702 STANDARD CIRCUIT DIAGRAM
n NOTE ON USING CIRCUIT DIAGRAMS
1.SAFETY
The Components identified by the symbol are critical for safety. For continued safety, replace safety critical components only with
manufacturers recommended parts.
2.INDICATION OF PARTS SYMBOL [EXAMPLE]
In the PC board :R1209 ¨R209
3.NOTE FOR REPAIRING SERVICE
This models power circuit is partly different in the GND.
Please, 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 with a measuring apparatus
( oscilloscope, etc.) the LIVE side GND and ISOLATED(NEUTRAL) side GND at the same time. 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.
CONTENTS
SEMICONDUCTOR BASE CONNECTIONS
¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥
¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥
¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥
¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥
¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥
5
MAIN PCB MICON/TUNER SCHEMATIC DIAGRAM
MAIN PCB CHROMA/IF SCHEMATIC DIAGRAM
MAIN PCB DEFLECTION SCHEMATIC DIAGRAM
MAIN PCB POWER SCHEMATIC DIAGRAM
MAIN PCB SOUND SCHEMATIC DIAGRAM
MAIN PCB AV SCHEMATIC DIAGRAM
COMB FILTER PCB SCHEMATIC DIAGRAM
CRT/SVM PCB SCHEMATIC DIAGRAM
PATTERN DIAGRAMS
¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥
¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥
21
MAIN/ PCB PATTERN
COMB FILTER PCB PATTERN
CRT/SVM PCB PATTERN
WAVEFORMS
¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥
¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥¥
AV-14F702
Nov. 2001 No.51912
Page 3
AV-14F702
A V-14F702 ST ANDARD CIRCUIT DIAGRAM
n NOTE ON USING CIRCUIT DIAGRAMS
1.SAFETY
The Comp onents identified b y t he s ymbol a re critical for safet y . For c ontinued safety , replace safet y c ritical components onl y with
manufacture rs recommended pa rts.
2.INDIC A T ION O F P ARTS SYMBOL [EXAMPLE ]
In the PC boa rd :R12 09 ¨ R2 09
3.NOTE FO R REP AIRI NG SER VICE
This models powe r circuit is partly diffe rent in the GND.
Please, care must be taken for th e follo wing points.
(1)Do not touch the LIVE side GND or the LIVE side GND and the ISOL A TED(NEUT RAL ) side GND simultane ousl y . If the a bove caution is
not respected, an electric shock ma y be caused. Ther efore, make sure that t he po w e r cord is surel y removed f rom the receptacle when, fo r
example, the chassis is pulled out.
(2 )Do not short b e t ween t he LIVE side GND and ISO LA TED(NEU TRAL ) side GND or n ever measu re with a measu ring appa ratus
( oscillos cope, etc.) the LIVE side GN D and IS OLATED (NEU TRAL ) side GN D at the same time. If t he above p recaution is not respect ed , a
fuse or an y parts will be broken.
Since the circuit diagram is a standard one, the circuit and circuit constants ma y be subject to change f or improveme nt without a n y notice.
CON TENT S
SEMICONDU CT OR BA SE CON NE CTIONS
¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥
¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥
¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥
¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥
¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥
5
MAIN PCB MICON/TUNER SCHEMA TIC DIAGRAM
MAIN PCB CHROMA/IF SCHEMA TIC DIAGRAM
MAIN PCB DEFLECTION SCHEMA TIC DIAGRAM
MAIN PCB POWER SCHEMA TIC DIAGRAM
MAIN PCB SOUND SCHEMA TIC DIAGRAM
MAIN PCB A V SCHEMA TIC DIAGRAM
COMB FIL TER PCB SCHEMA TIC DIAGRAM
CR T/SVM PCB SCHEMA TIC DIAGRAM
P A TT ER N DIAGRAMS
¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥
¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥
21
MAIN/ PCB P A T TERN
COMB FIL TER PCB P A TTERN
CR T/SVM PCB P A TTERN
W A VEFORMS
¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥
¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥
SEMICONDUCTOR BASE CONNECTIONS
DIODE
CATHODE
1N4937 11E1-EIC RM11C-EIC 1SS355 TE-17 SLR-342VCT32
1SS133T-77 30DF6-FC RU-4AM
AU02A-EIC RU2YX-V1 SB290S
MTZJ11B T-77
MTZJ12B T-77
MTZJ27B T-77
MTZJ33B T-77
MTZJ5.1B T-77
MTZJ5.6B T-77
MTZJ6.2B T-77
MTZJ9.1B T-77
RS-4FS
IC
OEC7055B M62420SP AN5829S S-24C08ADPA-01 NJM2150AM
TB1253N MM1311AD
1
1
1
1
ANODE
1
1
2
3
PST600C KIA7805API STR-G6623 AN5276 TC90A45F
1
7
AN5522 2SA1015Y(TPE2) 2SC1740SP(R,S) TP 2SC4159(D,E) 2SC2621(D,E)-RAC
1
2
3
KIA7809API
TRANSISTOR
E
B
2SA1624E-AA KTA1273_Y
2SC1815Y(TPE2)
2SD734(E,F)-AA
E
C
2SA1037AKT146R,S LTV-817M-VB 2SD2499(LB0EC1)
2SC2412KT146 R,S
2SC2814(F3,F4)-T
KRA102SRTK
KRA104RTK
KRC102RTK
KRC111RTK
2-2
B
1
1
5
B B
B
C
No.51912
1
1
C
E
E
C
B
Page 4
AV-14F702 AV-14F702
BLOCK DIAGRAM
DEFLCTION SIGNAL
AUDIO SIGNAL
TUNER AUDIO SIGNAL
G. SIGNAL
COLOR SIGNAL
LUMINANCE SIGNAL
TUNER VIDEO SIGNAL
B. SIGNAL
R. SIGNAL
38
Q 102
H-BUFFER
33
V OUT
FBP IN
31
Q 109
SYNC SEP
CHROMA IC
IC201 TB1253N
H OUT
ABCL
34
28
16
B OUT
TU001
IF
11
6
IF IN
G OUT
15
7
SCL
SDA
4
5
25
SCL24SDA
IF IN
R OUT
14 42 47
C IN
YUV IN
43 44
CVBSLNT IN
51
20
21
22
IF DET OUT
55
MICON IC
IC101 OEC7055B
6
1
39
37
52
51
50
14
DIGITAL COMB FILTER IC
IC1501
TC90A45F
SYNC
H SYNC
SCL
SCA
OSD R
OSD G
OSD B
18
SOUND DECORDER IC
30
MEMORY IC
IC199
S-24C08ADPA-01
6
5
19
IC902
AN5829S
21 22
RESET IC
IC103 PST600C
3
IC 503
KIA7805API
3
IC 502
KIA7809API
3
AT+5V
P.CON+9V
9
10 SCL
SPEAKER
SP351
L
12 7
SOUND AMP IC
2 5
14 7
NJM2150AM
20 1
14
SDA
TONE CONTROL IC
19
SPEAKER
SP352
R
HEAD
PHONE JACK
IC353
AN5276
BBE
IC301
7
IC303
M62420SP
2
Q 801, Q 810
RED AMP
Q 802, Q 811
GREEN
AMP
Q 803, Q 812
BLUE
AMP
1
V.OUTPUT IC
IC401
AN5522
5
R
G
B
Q402, Q405
H. OUT
Q 202, Q 203
TV
BUFFER
3
9
DY
4
13
15
18
SCL
17
SDA
30
32
Q1504
7
CRT
V801
8 F 4
BUFFER
HV
S
F
10
FBT
FB401
7
4
6
9
1
+14V
+180V
31
25
22
20
SW. REG. IC
IC501
STR-G6623
4 1
24 23
AV SWITCH IC
MM1311AD
27 29
IC701
Y
9
C
6
Y
3
C
5
L
2
R
4
V
1
7 14 15 13 8 10
V
R
L
T501
5
3
V
R
L
16
13
SOUND+B
+B
YUV IN
S-JACK
LINE1
LINE2
VIDEO3
No.51912
2-3 2-4
No.51912
Page 5
CIRCUIT DIAGRAM
y y
y
MAIN PCB MICON/TUNER SCHEMATIC DIAGRAM
y y
ACCESORY
BT001
R6P(AR)XICI
R143
C141
TM101
EUR524339
27K
S813X
33 6.3V KA
W812 W814
W804
0.36
S813Y
RED LED
ON TIMER/POWER ON
D109
SLR-342VCT32
CH DOWN
0
EMERGENCY
DET.
Q104
KRC111RTK
0
R152
1.2K
4.8
BT002
R6P(AR)XICI
FROM CHROMA/IF
SYNC_OUT
AFT_OUT
FROM DEFLECTION
V.OUT1 TV_MUTE
AFC
X-RAY BBE_SW
FROM POWER
P.CON+9V AT+10V
GND_POWER
P.FAIL
EMERGENCY1
FROM AV
CV_IN
S812X
PIC-28143SY-2
R126
2.7K
SW102
SKHVBED010
D106
1SS355
0
SYNC SEP.
Q107
0
2SC2412K
OS101
B+
Vout
123
5.0
4.9
R111
C132
R101
560
SW104
VOL DOWN
S802X
GND
0
10 16V KA
C123
47
R127
4.8
V-BUFFER
Q101
2SC2412K
C112
0.0022 B
CH
820P
POWER
SKHVBED010
1K
0
0
C138_1
R150
4.7K
SW105
SKHVBED010
EMERGENCY
DET.
KRA102SRTK
C122
1 50V KA
C121
200P CH
C128
0.001 B
Q105
22P CH
0.01 F
CH UP
C136
C118
R129 2.2K
0.3
0
R104
560
SW101
SKHVBED010
0
R102
1K
R106
15K
C124
0.1 B
C137
22P CH
C119
0.68 TF
2200 6.3V YK
R128 33K 1/4W
SYNC SEP.
2SC2412K
0
VOL UP
0
5.0
z z
z
z z
R131
Q109
R103
SW103
H-BUFFER
Q102
2SC2412K
10K 1/4W
R114
2.2K
R116
2.2K
SKHVBED010
1M
R115
47K
R151
4.7K
R132
R136
R130
4.8
0
15K
4.7K
C107_1
X101_1
100CT8R005
1
820
0
MICON IC
1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26
0
3
4
5
6 7 8 9
0
0
0
0
0
NC
0
0
0
0
IC101 OEC7055B
H SYNC
V SYNC
NC
REMOCON
TIM2
SYNC
KEY 1
KEY 2
X RAY
AFT
GND
GND
GND
NC
P FAIL
S.OUT
S.CLK
AVCC
HLF
RVCO
VHOLD
CVIN
CNVSS
X.IN
X.OUT
H TONE OUT
SPOT KILLER
4.8
4.8
R117
10K
4.9
R118
0
10K
0.3
5.0
5.0
2.5
0.01F
4.8
R112
10K
R113
10K
5.0
1.7
1.7
3.5
2.8
2.3
1.9 3.3
W823
AV-14F702 AV-14F702
R001:X-R3X181273J
R154
10K
0
OSD R
0
OSD G
0
OSD B
OSD BLK
X-RAY TEST
NC
EXT MUTE
TV MUTE
BBE H
IIC OFF
NC
POWER
SCL1
SCL2 (PIP)
SDA1
SDA2 (PIP)
DEGAUSS H
AV2
AV1
RESET
OSC2
OSC1
VCC VSS
50 51 52
0
0
0
0
0
0
4.9
0
NC
5.0
0
40 41 42 43 44 45 46 47 48 49
5.0
0
5.0
0
4.8
NC
0
0
0
NC
0
31 32 33 34 35 36 37 38 39
NC
5.0
30
3.2
5.0
27 28 29
R148
1K 1/4W
2
S807Y
0
L101
2.7
2.7uH
0
D102
1SS133
R107
1K 1/4W
R108
2.2K
R109
2.2K 1/4W
LED SW
Q108
2SC2412K
R149
1K 1/4W
C114
39P CH
C113
39P CH
S812Y
R123
4.7K
R122
4.7K
R121
4.7K
W805
R125
47K
R119
47K
R124
47K
R110
C108_1
270P B
C109_1
270P B
C120
10K
W822
TU001 TECC1040PG32D
IF
11
14 15
W801
1B
1.3
W858
C008_1
R139
1K 1/4W
R140
1K
R141
1K 1/4W
D107
1SS133
0
R142
10K 1/4W
4
5.0 5.0 5.0
5678
SDA
VSS
X-0145K00055
NC
10
0
NC
30.0
0.01 F
C004
0.022 M
R001
15.9
X-RAY TEST
0
KRC102RTK
R138
1K
3
0
SCL
E2
000 0
BTL
9
0
D001
27K 1W
Q103
C101
0.022 B
MODE
E1
BPL
8
7
NC
5.0
MTZJ33B
C001_1
D104
VCC
E0
1 2 3 4
V.S
6
NC
R006
C002
470 6.3V YK
0.01 F
1SS133
IC199
MEMORY IC
S-24C08ADPA-01
AGC
SDA
5
5.0
270
NC
SCL
ADRES
2
3
4
5.0
R007
1
12 13
NC
NC
4.6
6.2
1.3
C007_1
270
0.01 F
AGC
TP001
C003
2.2 50V KA
C140
39P CH
12345
GND
TEST POINT
CP101 173979-6
I2C SCL
R133
6
AGC
R.OUT
I2C OFF
I2C SDA
RESET IC
IC103 PST600C
VCC GND V.OUT
123
0 5.0 5.0
D103
10K
C111
C116
0.68 TF
1 50V KA
1SS133
C117
0.68 TF
R134
10K
FROM/TO CHROMA/IF
R.OUT
AGC
SCL
SDA
IF
OSD_R
OSD_G
OSD_B
OSD_BLK
TO DEFLECTION
X-RAY_TEST
FROM/TO AV
SCL
SDA
EXT_MUTE
FROM/TO SOUND
SCL
SDA
FROM/TO POWER
POWER
GND_SIGNAL
P.CON+5V_W/BL
+B
AT+5V
DEGAUSS_H
PCB010
TMA510
THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE:
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
No.51912 No.51912
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
2-5 2-6
ARE SINCE THESE PARTS MARKED BY CAUTION:
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
ETANT LES PIECES REPAREES PAR UN ATTENTION:
R.SIGNAL
CAUTION: DIGITAL TRANSISTOR CAUTION: DIGITAL TRANSISTOR
Page 6
y y
y
MAIN PCB CHROMA/IF SCHEMATIC DIAGRAM
y y
FROM/TO AV
C.OUT
Y.OUT
TUNER_VIDEO
FROM/TO AV
CD701B
CH243001
1
2
3
4
R223
2.4
0
5
C227
150
TV BUFFER
Q203
2SA1037AK
3.1
R213
R214
0.001 CH
L204
12uH
330
390
TV BUFFER
Q202
2SC2412K
R210
150
CF203
EFCT4R5MW5
S803X
3.5
R211
AV-14F702 AV-14F702
z z
z
z z
S802Y
1000 10V YK
C640_1
C607_1
0.1 B
C IN
W842
W840
R601
180K
1 50V KA
C608_1
C633
0.01 F
40 41 42 43 44
CVBS OUT
BLACK DET FILTER
0.1 B
DIG GND
L205
470
R215
0.22 50V KA
C211
LOOP FILTER
47uH
C213
100 10V
YK
C212
0.1 B
C214
V REF
IF VCC(9V)
S803Y
10 16V KA
C215
DE-EMPH
MTZJ12B
D201
C216
33P CH
DC NF FILTER
10 16V KA
C634
EXT AUDIO IN
0.22 B
9.0
3.7
AUDIO
BUFFER
3.1
Q201
2SC2412K
1.2K
R203
9.0
4.1
3.3K
R212
220
2.2K
R204
C210
6
0 9.0
IF GND
0.0022 B
R205
100
4.1 2.4 2.4 3.7 2.8 3.6 2.4 2.5 1.9 2.4 2.5 2.5 2.5 2.7 1.5 6.0 4.9
IF DET OUT
7
C601
0.1 B
CVBS LNT IN
Y CLAMP FILTER
1 50V KA
C604
45 46 47 48 49550 51 52 53 54 55 56
APL DET FILTER
R74775R750
C605
0.1 B
U IN
CVBS EXT IN
75
C606
V IN
S804Y S804X
L601
47uH
91 0
1K
R602
C615
V OUT
C611_1
V RAMP
100 10V
0.47 MMTV
8
09 . 0
R603
YK
2.2 50V KA
C612
7.1 4.0 2.1 0 6.0 3.4 2.0
H VCC(9V)
H AFC FILTER
R604
3.3 K
470
H OUT
10K
R605
W830
C609_1
SYNC OUT
R632
0.0 1 B
X-RAY
2.2K
R607
150K
R608
270 1/4W
FBP IN/GP OUT
C638
30 31 32 33 34 35 36 37 38 39
DIG VDD
100P CH
C616
29
EW OUT
11
47 16V KA
0.01 F
C617_1
FROM/TO MICON/TUNER
SYNC_OUT
SDA
SCL
OSD_B
OSD_G
OSD_R
OSD_BLK
R.OUT
FROM POWER
GND_SIGNAL
P.CON+9V
P.CON+5V
GND_POWER
FROM/TO MICON/TUNER
AFT_OUT
AGC
IF
CF204
MKT47.3MC110P-TF
W844
R201
CF201
1K
R202
EFCT4R5YS5A
C201_1
R217
R218
CHROMA IC
IC201 TB1253N
SIF/H CORR IN
IF VCC(5V)
VCO ADJ FILTER
AUDIO OUT
AFT OUT
IF IN
1 10 111 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28
1K
0.01 F
C202_1
R221
470
R219
6.8K
6.2
1.3
0.6
68
2.2K
R220
3
4
5.0
3.0 0 0 0 0.1 2.7 3.2 2.1 2.0 2.9 1.6 4.8 4.8 4.8 0 2.2 0.1 2.2 2.2 2.2 1.1 6.0
10 16V KA
100 16V YK
C204
C203
L602
0.01 F
100uH
L201
100uH0305
C220_1
220 1/4W
0.1 F
C221_1
L203
2.2uH
0.01 F
PRE AMP
Q204
2SC2814
6789
C206
0.1 B
C218_1
L202_1
0.82uH
ELF0505
R207
2.2K
C207
5P CH
C205
3P CH
OUTOUT G IN IN
CF202
SAFGP45M7VHCZR
0.01 F
C208_1
IF AGC
IF IN
0.01 F
C209
W839
1 2 3 4 5
0.47 50V KA
R209
RF AGC
33K
W849
12
C222_1
S807X
X601
0.01 F
C627
0
X'TAL(3.58MHz)
APC FILTER
W847
100CT3R505
C629
0.0022 B
C630
C637
3P CH
8P CH
R619
W848
R631
1.2K
R637
1.2K
D611
1SS133
4.2
SWITCHING
Q604
KRC111RTK
0
CW OUT
YC VCC(5V)
R OUT
G OUT
B OUT
YC GND
SVM OUT
YS/YM IN
EXT R IN
EXT G IN
EXT B IN
RGB VCC(9V)
SCL
5.0 9.0 9.0
0.22 50V KA
33K
D613
1SS133
C618_1 0.01 F
C602
0.1 B
S806Y
D614
1SS133
C619
L604 47uH
470 6.3V YK
R609
2.7K
2.7K
R610
R612
100
100
R611
R613
MTZJ6.2B
MTZJ6.2B
D603
D604
13 14 15
R614
100
D602
2.7K
MTZJ6.2B
R615
1.8K
C620
C623_1
C621
C622 0.1 B
0.1 B
0.1 B
0.01 F
L603
C624
47uH
100 10V YK
R616
5.0 5.0
C631
100
39P CH
R617
SDA
EHT IN
IK IN
ABCL IN
R625
150K
C636
0.1 B
C632 39P CH
100
R624
1.5M
W816
R618
C625
270K
4.7 50V
D605
C626
KANP
0.012 B
C642
11E1-EIC
3.3 50V KANP
C644
0.01 B
FROM/TO DEFLECTION
V.OUT2
H.OUT
AFC
EW_OUT
ABCL
B.OUT
G.OUT
R.OUT
FROM/TO AV
FSC_OUT
TUNER_AUDIO_L
TUNER_AUDIO_R
THE RESISTOR MARKED F IS FUSE RESISTOR. NOTE:
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE:
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
No.51912
C935
4.7 50V KA
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
470
R904
AUDIO_L
TP901
R905
470
2-7 2-8
C966
0.01B
C967
0.01B
2.3 2.3 2.3 2.3NC0 5.0 5.0 0 3.7 3.6 2.6 3.7
AGC
Matrix
De-Emph
75us
Cancel
Offset
Expand
Cancel
IC902 AN5829S
SOUND DECORDER IC
220K
R906
Wide Band
Offset
2.3
1 10 1 1 1 2
2
0 2.3 2.3 2.2 2.2 0.4
C959
C965
0.01 B
4.7 50V KA
C917
20 21 22 23 24
DAC
OUT SW
Switch
(L-R)/SAP
Filter
SAPout
3456789
C919
0.01 B
4.7 50V KA
C918
R908
R907
100 1/4W
IIC Decoder
ZAP
L-R Demod L-R Filter
L+R Filter L+R Demod
fH.2fH Trap Filter
RMS Det
Wide Band
10 50V KA
2.2 50V KA
C921
C922
C926
100 1/4W
GND
St.PLL
Cancel
Pilot
Filter
Wide Band
Expand
dbx De-Emph
Spectral
Vcc
5.1 2.4 2.4 0.4 2.3 3.4
0.33 50V KA
C925
0.022 B
0.047 B
Filter
Stereo
C927
C928
Pilot
0.022 B
0.1 B
Det
Filter
Noise
Filter
Spectral
RMS Det
Spectral
C929
R916 4.7M
Input
C930
3.3 50V KA
VCA
Filter
SAP
0.1 B
C931
13 14 15 16 17 18 19
Det
SAP
Demod
SAP
Det
Noise
C932
C924
0.1 B
CAUTION: DIGITAL TRANSISTOR
TUNER AUDIO SIGNAL
TUNER VIDEO SIGNAL
LUMINANCE SIGNAL
COLOR SIGNAL
0.1 B
100 10V YK
L901
22uH
DEFLECTION SIGNAL
R.SIGNAL
G.SIGNAL
B.SIGNAL
PCB010
TMA510
No.51912
Page 7
y y
y
MAIN PCB DEF DIAGRAM
y y
z z
z
z z
AV-14F702 AV-14F702
FROM POWER
P.CON+5V
P.CON+9V
GND_POWER
+B
GND_SIGNAL
FBT+B
GND_B401
FROM/TO MICON/TUNER
V.OUT1
AFC
X-RAY_TEST
X-RAY
FROM/TO CHROMA/IF
AFC
V.OUT2
EW_OUT
H.OUT
ABCL
B.OUT
R.OUT
G.OUT
BUFFER
Q401
2SA1015Y
R402
2.3
R403
100K
330
C401
22P 500V SL
0.4
2.9
0.7
W828
17.3
H.DRIVE
2SC2621
0
R401
1K
Q402:X-TC3Q026210
D401:X-D97U02701B
C438 0.001 B
D401
MTZJ27B
C439
0.001 B
D406
MTZJ11B
X-D97U01101B
R418
R418:X-R4X5T6273F
R426:X-R4X5T6183F
R404
220 1/2W
BUFFER
Q403
2.9
2SA1015Y
2.3
0
R405
0.7
0
19
C402
0.0022 500V B
Q402
R406
4.7K 1/2W
X-R4X5T4104F
R422
100K 1/4W
+-1%
10.9 15.9
R426
W851
R435
27K +-1%
R408
4.7K 1/4W
4.7 160V MHE
1K
R409
763WAA0214
T401
5013001
1 2
345
W836
R410
5.6K
6.5
DRIVE
2SC4159
C403
Q404
R410:X-R5W1CE332J
X-RAY TEST
15.9
Q406
KRA104RTK
R436
12K +-1%
18K +-1%
X-R801R7222J
2.2K
R436:X-R4X5T6123F
R441:X-R4X5T6222F
2.2K +-1%
X-E02LT8220M
R407
5.6K 1/4W
R423
12W
X-R3X18A010J
HS401
20
3.3K 7W
+B
TP002
X-D2WTAU02A0
R441
C430
D411
AU02A-EIC
22 100V YK
ELC16B501EN
C412
2.8
0.1
R428
100 1/4W
L401
12
3
NC
6.8 50V UHT
FL OUT
Q405
0
2SD2499
(LBOEC1)
X-TDUU
024990
W838
W845
W827
21
D408
D409
D408:
X-D2BFRS4FS0
D409:
X-D2BFRU4AM0
PROTECTOR TEST
C405
820P CH
X-P4N8FJ682H
C420
RS-4FS
RU-4AM
X-3PN1F5333J
TP003
TP004
V.OUTPUT IC
IC401 AN5522
AMP
+
VCC GND
1234567
25.0 4.0 0 4.0 2.0 12.0 25.0
D402
C411
R417 33K
820
R415
1 50V YK
C406
R413
16
R414
27K +-1%
12K +-1%
PUMP UP
C407
11E1-EIC
22P 500V SL
C408
X-I01TD55220
THERMAL PROTECTION
100 35V YK
1000 25V MHE
X-E5EZF3102M
R416_1
2.2 2W
HS402
763WAA0216
C409
10 50V YK
X-P4N8FJ562H
MPP
1.25KV
0.0068
C424
MPP
C423_3
1.25KV
0.0056
0.033 630V PP
R430
120K 1/2W
C413
2200 35V YK
X-E0ELF4222M
D404
MTZJ9.1B
X-D2WTAU02A0
1.8K
R442
47 16V MHE
R412
R431_1
2.2 1W
R421
R438
8.2K
680 1/2W
6.8 2W
R425
680 1/2W
COL
1
6
2
9
10
8
4
NC
3
8
5
X-D2WTAU02A0
D407
AU02A-EIC
C416
470P 500V B
E180
B+
AFC
HEA
TER
GND
E12
E27
GND
E8
R429
680 1/2W
18
C414_1
GND
ABL
R437
1 1/2W
0.1 100V MKT
C417_1
HV
X-043214032R
F
S
11
7
MKT
0.22 100V
FB401_1
3214032R
C427_1
0.22 MKT
R443
68K 1/2W
C426
10 250V MHE
FROM/TO DY
X-069X460029
L402
ELH5L4112N
R439
1K 1W
C425_1
0.001 2KV R
B2013H02-6P
NC
NC
NC
B2013H02-7P
NC
CP401
B06B-DVS
TO CRT
CP801A
180V
NC
NC
GND
HEATER
NC
CP802A
B.OUT
R.OUT
G.OUT
P.CON+9V
GND
GND
6
5
NC
4
3
NC
2
1
R439:
X-R3X181102J
1
2
3
4
5
6
7
6
5
4
3
2
1
1
2
3
4
5
6
ANORD
FORCUS
SCREEN
2E063701
2E075701
CD801
CD802
TO CRT
V801
A36LTN194X81
X-09811404B8
9
10
R
8
G
6
B
11
CD803
CP82035A
X-06CP82035A
L810
W5T29X7.5X19
1 7 5
TO CRT
2 1
C436_1
17
C422
0.22 400V ECWF
C418
0.22 400V ECWF
C415
220P 500V B
R432
8.2K 1/2W
X-R655812R2J
D405
AU02A-EIC
C419
0.001 500V B
X-R6358A6R8J
THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE:
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
No.51912 No.51912
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
2-9 2-10
PCB010
TMA510
CAUTION: DIGITAL TRANSISTOR
ARE SINCE THESE PARTS MARKED BY CAUTION:
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
ETANT LES PIECES REPAREES PAR UN ATTENTION:
THE RESISTOR MARKED F IS FUSE RESISTOR. NOTE:
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
DEFLECTION SIGNAL
R.SIGNAL
G.SIGNAL
B.SIGNAL
Page 8
y y
y
MAIN PCB POWER CIRCUIT DIAGRAM
y y
6.3A 125V
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE
6.3A 125V(F501)
ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE
N'UTILISER QUE DES FUSIBLE DE MEME TYPE
6.3A 125V(F501)
CAUTION: ICP501 IS MANUFACTURED BY LITTELFUSE INC.,TYPE 251.
z z
z
z z
AV-14F702 AV-14F702
X-028R140023
X-120R614902
U4N 0R614902
WIDE
BLADE
DEGAUSS
COIL
L503
8R140023
120V 60Hz
CD501
WHITE
BLACK
21
2 1
X-056V20115
CP502
A1561WV2-2P
X-069S420110
1
2
PTBD14K2-3R0Q141
X-DF40B3R0Q0
X-069S320419
CP501
A3963WV2-3PD
WHITE
12
BLACK
1SS133
RY501
ALKS321
3
TH501
6.3A 125V
51MS 6.3A L CC
F501
6.3A125V
FH501
EYF-52BC
X-081PC6R304
C554
0.0022 B
390
R514_1
R508
2.2K 1/4W
+B ADJ
R554:
X-R002T2223J
D516
R553
R554
1 2
4
FH502
EYF-52BC
6.3
5.7
22K 1/2W
22K 1/2W
VR502 4.7K
RELAY DRIVE
Q504
10.9
2SC1815Y
0
0
+-10%
R500
2.7M 1/2W
0.1 275V PHE840
C505_1
X-P2472B104M
9.7
X-TC5T018154
FEED BACK
SWITCHING
Q507
2SC1815Y
R532
3.3K
R510
1K
D528
MTZJ5.6B
R515
10K 1/4W
X-C034E0J13M X-C034E0J13M
C513
C519
0.001 125V MX
0.001 125V MX
X-R0G3K2275K
X-029T000097
L501
1R5A123F28Y
34
12
C506_1
0.1 275V PHE840
X-P2472B104M
X-R3X20B473J
1
2
0.36
FEED BACK
Q502
LTV-817M-VB
16.3
34
1.5
EMERGENCY
Q506
KRC111RTK
R509
100K 1/2W
R533
D508
10.7
9.7
9.7
0
1.8K
1SS133
X-0002E00610
CP503
005P-2100
1
CP504
005P-2100
1
1SS133
C509
0.0056 B
D507
IS THE LIVE CONNECTION CAUTION:
R505
R503
D518
C524
C502:X-C0JBB0713K
C503:X-C0JBB0713K
X-D2WTRM11C0
D501
RM11C-EIC
D504
RM11C-EIC
X-D2WTRM11C0
IC501 STR-G6623
FB/
47K 3W
OCP VCC GND
C512_1
470P B
3.3K 1/4W
X-R635U2681J
1SS133
R506
2.2K 1/4W
0.0015 B
X-R33681R15J
X-C034E0J13M
C502
0.001 2KV B
SW REG. IC
DRIVER
CONT
R543
680 1/2W
X-D2WTRM11C0
C503
0.001 2KV B
X-D2WTRM11C0
D S
1 2 3 4 5
0.1 0 17.6 4.0
138.9
D515
B502
W4BRH3.5X6X1.0X2
R542
0.15 1W
0.001 125V MX
C522
X-I2BT066230
C535_1
RU2YX
X-D2WXN49370
D506
1N4937
100 35V MHE
C510
D521
1SS133
X-D1VT001330
X-C034E0J13M
0.001 125V MX
C514
X-R5W2CE1R2J
R501
1.2 7W
D502
RM11C-EIC
C507
D503
RM11C-EIC
HS501
763WAA0181
B505
W4BRH3.5X6X1.0X2
0.0022 2KV YR
R502
27 1/2W
GND1
X-E52SFC331M
330 200V MXR
141.6
7
0
6
40.0
5
125.0
4
NC
138.9
3
132.4
1
NC
C510:
X-E5EZT4101M
T501 81400614
P1
PT
P2
50.0
16
25.0
15
0
14
240.0
13
0
12
20.0
11
26.0
10
9
X-0481400614
X-D28F30DF60
D505
30DF6-FC
W841
C511_1
0
B
220P
X-D2WXB290S0
D517
X-E5EZF2102M
W843
X-E5EZT2471M
D512
SB290S
1SS133
B504
W5RH3.5X5X1.0
C536
0.001 2KV YR
D511
1N4937
D514
SB290S
X-D2WXB290S0
C531_1
+12V SW
Q508
KTA1273_Y
R511
22K
C527
R519
1000 16V MHE
0.1
STAND BY SW.
Q509
KRC102RTK
2200 35V
X-E0ELF4222M
C501_1
X-TA3T01624E
C517_1
0.0022 2KV YR
D510
30DF6-FC
X-D28F30DF60
1 50V KA
C504
+5V SW
Q510
2SD734
8.7 8.9
9.5
470 16V MHE
R520
390 1/4W
11.3 12.1
11.9
1K 1/4W
5.0
0
YK
R524
2.2K
REG.+5V IC
IC503 KIA7805API
IN GND OUT
123
8.7
10 50V MHE
C529_3
REG.+9V IC
IC502 KIA7809API
IN GND OUT
123
11.3
W854
OVER CURENT DET.
Q505
2SA1624E
115.2
100 160V YXF
C523
X-E62NFB101M
R525
D525
MTZJ5.1B
S806X
5.0
0
R522
27 2W
1000 6.3V YK
C532
09 . 0
R521
27 2W
470 10V YK
D519
C530
0.004
115
R512
47K 1/4W
C525_1
2.2 100V MHE
R516
0.56 3W
X-R3X28BR56J
W829
10K
X-T03T007340
8.9 4.9
5.6
AT+5V REG.
680
R504
10 16V KA
C533
D513
B501
W4BRH3.5X6X1
HS502
763WAA0200
W809
W811
1SS133
D520
1SS133
R527
22K 1/4W
R513
R534
220K 1/4W
W850
Q501
2SD734
MTZJ5.6B
L505
100uH
5.6K 1/4W
TO CHROMA/IF
P.CON+9V
P.CON+5V
GND_POWER
GND_SIGNAL
TO SOUND
SOUND+B
P.CON+9V
SOUND_GND
P.CON+5V
GND_POWER
GND_SIGNAL
TO DEFLECTION
P.CON+9V
GND_SIGNAL
+B
P.CON+5V
GND_POWER
FBT+B
GND_B401
TO AV
P.CON+9V
P.CON+5V
GND_SIGNAL
FROM/TO MICON/TUNER
AT+5V
P.FAIL
DEGAUSS_H
EMERGENCY1
+B
P.CON+9V
P.CON+5V
GND_POWER
POWER
P.CON+5V_W/BL
GND_SIGNAL
AT+10V
R521:X-R3X18A270J
R522:X-R3X18A270J
IC502:X-I1KA97809A
IC503:X-I1KA97805A
Q508:X-TAAT01273Y
Q510:X-TD3T007340
PCB010
TMA510
THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE:
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
No.51912
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
2-11 2-12
CAUTION: DIGITAL TRANSISTOR
ARE SINCE THESE PARTS MARKED BY CAUTION:
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
ETANT LES PIECES REPAREES PAR UN ATTENTION:
THE RESISTOR MARKED F IS FUSE RESISTOR. NOTE:
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
No.51912
Page 9
y y
y
MAIN PCB SOUND CIRCUIT DIAGRAM
y y
FROM AV
AUDIO_R
AUDIO_L
z z
z
z z
AV-14F702 AV-14F702
47 16V KA
C326
R322
R321
R319
L302
4.7K
4.7K
22uH
TONE CONTROL IC
IC303 M62420SP
10.0
R320
8.2K
C325
0.01B
22
23
R314
8.2K
C302_1
100 10V YK
8.2K
R324
1.8K
2.2 50V KA
C328
1 10
2203456789
136K
REF
VR1
+
-
REF
+
REF
-
VR2
136K
5.0 5.0 4.8 4.7 5.0 4.9 5.0
2.2 50V KA
C329
R323
8.2K
C351
100 10V YK
C331_1
0.022
1.8K
+
-
SIMAMP1
VOLAMP1
VOLAMP2
SIMAMP2
+
1.8K
C330_1
0.022 F
R325
1.8K
F
0.033 B
C332
0.47
VR3
6.5K
6.5K
VR4
C333
0.47 B
L301
47uH
C334
B
S1
S2
C335
0.033 B
VR5
4.8
S5
S3
S7
6.5K
S8
S6
S4
VR6
4.8
0 5.0 5.0 5.0 5.0 4.8 4.7 4.8 4.7
TONE
AMP1
+
-
6.5K
+
TONE
AMP2
0
C336
I2C BUS
INTERFACE
CONTROL
R327
100K
C337
100P CH
LOGIC
11 12 13 14 15 16 17 18 19
C338
100P CH
R326
100 1/4W
R328
100
C339
0.01 B
C303
47 16V YK
0.001 B
R331
R301
2.2 50V NA
C304
1 10
2203456789
BBE IC
IC301 NJM2150AM
R302
2.2 50V NA
C305
20K
20K
C306
0.0033
B
C307
0.0033 B
R303
20K
R304
20K
C308
0.033
B
R305
4.8 4.8 4.8 4.8 4.8 4.8 4.8 0 8.9
4.8 4.8 4.8 4.8 4.8 4.8
4.8
C309
0.033 B
10K
C310
C311
R330
10 16V KA
10K 1/4W
10K
C312
8.9
10 16V KA
R333
10 16V KA
BBE
C313
10K
0 9.5 4.8
100 16V YK
C314
11 12 13 14 15 16 17 18 19
10 16V KA
R335
220 1/4W
FROM/TO MICON/TUNER
SCL
SDA
BBE_SW
TV_MUTE
FROM POWER
P.CON+5V
GND_POWER
P.CON+9V
SOUND+B
GND_SIGNAL
S814Y
FROM POWER
SOUND_GND
W835
R362
10K
SOND AMP IC
IC353 AN5276
+
RIPPLE
FILTER
CH1
NC
RF
1 10 11 12 23456789
NC
13.9 0 00 00 0 6.7 14.9 12.1 6.7
100 35V YK
C364
C380
0.01 B
10K
R360
763WAA0215
GND
HS351
X-I0FSP52760
+
ATT.CONT.
CH2 CH1
MUTE
NC
OUT
C368_2
1000 25V MHE
10K
CH2
IN IN
+ ATT.
C384
0.01 B
R361
0.7
R363
10K
C366_1
3.6
2.2 50V
C363_1
C365_1
0
MH7
STAND
VCC GND
1B
1B
MUTE
Q351
KRC111RTK
0
+
-
-BY OUT
C369_2
1000 25V MHE
C367
R355
5.6K
R356
5.6K
470 35V YK
C353_1
1B
C352_1
1B
24
25
CP351
TID-X04P-Z1
26
27
R357
150 1/2W
4
3
2
1
CH146801
R358
150 1/2W
4
3
2
1
CD351
SPEAKER
SP351
810-47-171
8 OHM 5W
(L)
SPEAKER
SP352
810-47-171
8 OHM 5W
(R)
HEADPHONE JACK
J351
HSJ2000-01-010
7
6
2
3
4
5
1
X-0602131011
X-070C533008
X-070C533008
AUDIO SIGNAL
PCB010
TMA510
THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE:
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
No.51912 No.51912
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
2-13 2-14
ARE SINCE THESE PARTS MARKED BY CAUTION:
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
ETANT LES PIECES REPAREES PAR UN ATTENTION:
THE RESISTOR MARKED F IS FUSE RESISTOR. NOTE:
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
CAUTION: DIGITAL TRANSISTOR
Page 10
y y
y
MAIN PCB AV CIRCUIT DIAGRAM
y y
FROM POWER
P.CON+9V
GND_SIGNAL
P.CON+5V
FROM/TO CHROMA/IF
TUNER_AUDIO_L
TUNER_AUDIO_R
TUNER_VIDEO
C.OUT
Y.OUT
FSC_OUT
TO SOUND
AUDIO_L
AUDIO_R
FROM/TO MICON/TUNER
EXT_MUTE
CV_IN
SCL
SDA
FROM/TO COMB FILTER
CP15 01B
6035B-06Z002-T
1
P.CON+5V
FSC
2
GND
3
4
C IN
5
Y IN
VIDEO
6
W803
z z
z
z z
C714
10 16V KA
C729
0.47 50V KANP
L701
100uH
W810
BUFFER
Q701
2SC2412K
32
C741
3.3 50V
AV-14F702 AV-14F702
FROM/TO CHROMA/IF
CD701A
CH243001
123
4
28
29
R743
82 1/4W
W857
10 16V KA
220
R751
1K
270
C706
0.01 F
R726
5.2
BUFFER
4.6
8P CH
C793
2SA1037AK
0
C720
C717
33P CH
Q709
33P CH
C739
C740
2.2 50V KA
33P CH
1 50V KA
C711
C743
2.2 50V KA
C744
2.2 50V KA
C737
1 50V KA
C747
2.2 50V KA
C722
1B
C745
2.2 50V KA
100 16V YK
R716
470
C728
1 50V KA
MTZJ6.2B
D711
R718
82 1/4W
R724
C705
47 16V KANP
R721
C785
2.2 50V KA
AV SW IC
IC701 MM1311AD
82P CH
C735
22 16V KA
C723
5.4
5.2
30 31 32
5.4
2.5
Vcc
9.0 9.0
4.0
BIAS
4.8
5.8
4.7
4.7
4.8
GND
0
20 21 22 23 24 25 26 27 28 29
4.7
MUTE
0
SCL
5.0
SDA
17 18 19
5.0
S1
S2
ADRESS
100 16V YK
30
C731_1
0.01 F
R722
1.5K
1K
C784
2.2 50V KA
C733
31
3.3K
R725
3.3K
1 10 11 12 13 14 15 16
4.7
2
5.4
3
4.8
4 5 6 7 8 9
5.4
4.7
0
4.7
5.4
4.8
5.4
4.8
C734_1
0
4.8
5.4
5.4
0
C715
470 16V YK
C738
2.2 50V KA
R755
75
R723
470
R711
3.9K
C750
1B
R728
3.9K
C748
0.1 B
R715
1K
R756
470
R740
3.9K
R757
470
R734
3.9K
BUFFER
Q704
2SC2412K
5.4
R758
R730
8.8
2.8
R7271KR731
470
220K
220K
C724
1 50V KA
8.8
BUFFER
Q705
2SC2412K
R737
2.8
5.4
R7361KR738
R786
100 1/4W
220K
C725
1 50V KA
220K
R778
C726
C703
10K 1/4W
C783
R732
3.9K
C727
R702
0.0056 B
0.0056 B
C708
0.0056 B
0.0056 B
C742
0.0056 B
R739
3.9K
470 10V YK
C713
R752
1K
C730
0.1 50V KA
3.1
2.5
R781
1.2K
33
R719
KA
220
R701
82 1/4W
C746
R708
0.0056 B
YUV_IN(REAR)
J704
JPJ4311-011852
2 3 4
HH H
A/V_OUT(REAR)
JPJ4312-01-432
HH
NC NC
LINE1(REAR)
JPJ4312-01-432
HH
NC NC
LINE2(REAR)
JPJ4312-01-432
HH
NC NC
82 1/4W
R705
R707
82 1/4W
A.V (FRONT)
J710
HTJ-032-03AY
1
23
HNC
J711
HTJ-032-03AW
1
23
HNC
J712
HTJ-032-03AR
1
23
HNC
J705
2 3 4 5
J701
2 3 4 5
J703
2 3 4 5
3 4
E
E
E
82 1/4W
1 2
E
1
E
1
E
1
E
1
5 6
VIDEO3.IN
L3.IN
R3.IN
S-JACK
J702
YKF51-5503
S814X
THE RESISTOR MARKED F IS FUSE RESISTOR. NOTE:
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
No.51912
THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE:
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
2-15 2-16
CAUTION: DIGITAL TRANSISTOR
No.51912
AUDIO SIGNAL
TUNER AUDIO SIGNAL
TUNER VIDEO SIGNAL
COLOR SIGNAL
LUMINANCE SIGNAL
PCB010
TMA510
Page 11
y y
y
CRT/VM PCB CIRCUIT DIAGRAM
y y
z z
z
z z
AV-14F702 AV-14F702
FROM DEFLECTION
CP802
52147-0710
1
GND
2
GND
3
P.CON+9V
4
G.OUT
5
R.OUT
6
B.OUT
7
FROM DEFLECTION
CP801
52147-0610
6
HEATER
5
GND
4
NC
3
NC
2
1
180V
X-R3X18A123J
R804
12K 2W
TP804
RED AMP
R813
220
R810
C813
0.0022 M
R816
220 1/4W
NC
W810 W809
1.8K
R812
1.8K
Q801
2SC2621
D801
1SS133
R801
100 1/4W
X-R3X18A123J
TP805
GREEN AMP
Q802
R814
2SC2621
220
D802
1SS133
R802
100 1/4W
7.8
3.0
C804
7.8
3.0
C805
7.3
2.4
470P CH
R806
680P CH
X-R3X18A123J
R808
TP806
BLUE AMP
Q803
R815
2SC2621
D803
1SS133
R803
100 1/4W
C806
7.8
3.1
R821
560P CH
220
R809
100 1/4W
NC NC
NC
NC
C823
220P B
R811
1.8K
123.5
7.3
RED AMP
Q810
2SC1740STP
270
R817
12K 2W
123.9
7.3
7.3
GREEN AMP
2SC1740STP
2.4
270
R819
12K 2W
W812 W811 W805
119.7
7.3
BLUE AMP
7.3
Q812
2SC1740STP
2.5
270
38
Q811
39
37
2.7K 1/4W
R828
2.7K 1/4W
Q801 - Q803:
X-TC3Q026210
Q810 - Q812:
X-TCYT1740S0
R829
2.7K 1/4W
W804
R830
C809
2.2 250V YK
CRT BLOCK
0
0
567
1
F
HPS3200-010501
X-066X120014
8
9
J801
C808
0.001 2KV B
4
3
THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE:
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
CP803
GND
GND
A2361WV2-2P
FROM DEFLECTION
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
No.51912 No.51912
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
2-17 2-18
1
2
ARE SINCE THESE PARTS MARKED BY CAUTION:
CP804
005P-2100
SCREEN
FOCUS
1
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
ETANT LES PIECES REPAREES PAR UN ATTENTION:
R.SIGNAL
G.SIGNAL
B.SIGNAL
PCB110
TCA365
Page 12
y y
y
COMB PCB CIRCUIT DIAGRAM
y y
z z
z
z z
C1508
AV-14F702 AV-14F702
27K
R1510
5.4
BUFFER
Q1504
C1511
0.47 50V KA
27P CH
2SC2412K
1.9
R1516
2.5
1K
R1517
24K
C1525_1
3.3 50V KA
R1518
560
C1528
22P CH
L1506
22uH
0305
R1511
1K
R1501
L1501
C1504
100
0305
10uH
C1501
0.1 B
56P CH
C1503
R1502
100P CH
R1503
6.8K
1.7
BUFFER
Q1501
2SC2412K
3.3K
5.0
1.1
R1504
W801
C1505
0.1 B
1K
C1507
C1509
0.01 B
1
2345678
SS
VRB
AV
DD
IC1501 TC90A45F
OUT
AV
DIGITAL COMB FILTER IC
C1506
0.01 B
Y
5.4 3.8 1.4 4.2 3.6 2.2 2.5 0
C1510
100
R1505
0305
15uH
L1502
0.01 B
VRT
BIAS2
0.01 B
ADIN
OUT
C
W802
C1512
BIAS1
BIAS3
C1513
0.01 B
0.01 B
TEST
VFIL
R1506
C1514
820
C1515
0.01 B
2.4
KILLER
CKIN
10 11 12 13 14 15 16
C1516
180P CH
R1509
4.4
2.1
0 0 2.4 3.0 2.6 2.6 0 5.5
9
100P CH
180
BUFFER
Q1503
2SC2412K
R1513
1K
R1512
L1504
100uH 0305
DD
DV
SS
DV
5.0
4.4
2.8
1K
W806
R1508
2SA1037AK
C1521
47
BUFFER
Q1502
0.01 B
C1520_1
C1522
100 6.3V KA
C1517_1
0.1 B
YK
470 6.3V
C1519
L1503
820uH
0.01 B
W813
C1532
1 50V KANP
W808
FROM/TO AV
CP1501 A
6035B-06Z002-T
VIDEO
Y IN
C IN
GND
FSC
P.CON+5V
PCB330
TEAA76A
6
5
4
3
2
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
No.51912
THE DC VOLTAGE AT EACH PART WAS MEASURED
NOTE:
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
2-19 2-20
RECORD COLOR SIGNAL
RECORD LUMINANCE SIGNAL
TUNER VIDEO SIGNAL
No.51912
Page 13
PATTERN DIAGRAM
y y
y
MAIN PCB PATTERN (INSERTED PARTS)
y y
z z
z
z z
AV-14F702 AV-14F702
PRINTED CIRCUIT BOARDS
MAIN (INSERTED PARTS)
SOLDER SIDE
TP901
W138
W111
W858
TP001
C204
L204
W810
C640_1
W129
C921
C929
W116
W125
W124
W122
W136
R357
W112
L602
C211
CF203
W130
L901
R358
J351
C213
W840
C924
C003
C925
W137
W119
W142
S803Y
CF204
C203
W145
C918
C919
TU001
W801
D001
W120
D201
C935
CP351
C004
W835
C364
W844
CF202
L202_1
CF201
S803X
CP802A
W127
R908
J712
W110
C214
L205
C002
L203
W126
C917
R705
C368_2
W133
R907
R707
R718
W118
HS351
C216
C738
L201
J702
IC353
R221
C604
C739
C740
C366_1
X601
C611_1
W134
C305
C304
J711
D711
S804X
R330
C314
W113
W123
W839
C209
CD701B
W128
C744
C784
C367
C630
R326
W109
C608_1
D614
C311
IC303
R702
C728
C310
L604
C785
W117
C615
C312
C303
C328
J710
J701
W121
C619
R335
C747
C743
C313
IC201
L601
R708
W114
C612
W075
W147
C730
C369_2
W115
L603
R608
W132
W078
C329
L302
C302_1
R778
C624
W131
L301
R743
W036
W069
C616
C729
W104
J703
C737
S814X
W857
W035
C625
W061
D611
D613
R141
C745
C733
W054
W040
B501
D604
S806Y
W093
W144
C351
L701
L505
S814Y
W042
W041
W803
W071
W842
R139
C724
C725
CD701A
CP1501B
D603
W101
W085
R128
W051
D602
R131
C326
W146
W049
W045
W100
W084
W805
J704
IC701
C735
W070
W068
C644
C642
W099
S807X
W089
W034
W098
D107
W055
W053
W039
W038
D104
W056
W072
W094
W087
W077
D102
C711
W058
W103
R142
W854
W074
W083
R786
J705
W047
W060
W090
W082
IC101
C715
W048
W037
W062
W102
W107
C783
W073
W059
W830
W095
R109
W108
W106
C714
W092
C705
W046
W816
D605
W079
R107
C741
W105
C713
W088
C111
S802Y
W091
W081
C122
IC199
S804Y
W804
S807Y
D103
R
416_
R430
W811
W809
S812X
1
S813X
W080
CP101
W033
D404
D406
W065
C436_1
R143
R407
W015
W013
W017
W067
C532
R425
C439
Q403
IC103
W026
R421
R429
R413
R408
IC503
X101_1
C116
C412
D401
R404
R432
C407
R422
C141
W823
L101
SW103
C406
C530
C427_1
D402
R414
R410
R418
W018
W822
R148
C415
Q401
S813Y
C119
W030
R437
W016
HS502
R522
W022
TP002
C408
W025
S802X
C117
C504
CP401
C118
C417_1
Q402
W028
W027
C414_1
W014
C403
W020
R149
R423
C401
W024
C529_3
R519
W829
D525
C409
W012
S812Y
R527
L401
IC502
W021
R001
D517
S806X
W828
IC401
W023
C525_1
T401
R
W019
C430
R426
5
2
C411
1
W029
C402
R428
Q510
R513
R406
Q508
W011
Q404
HS401
Q505
Q501
W827
C501_1
C523
R516
D411
C422
C425_1
HS402
R520
R512
L402
W838
C527
C531_1
C426
R436
C418
D519
R441
Q405
D
5
0
5
D513
SW102 SW101 SW104
W850
R439
D408
W836
17
_1
C424
C5
W010
D512
W843
D511
W008
B504
C533
C413
D514
W841
W007
CP801A
W143
Q507
D510
W140
R514
R508
C423_3
VR502
W009
R554
R553
C416
C536
D409
D528
W814
R431_1
C420
R509
C519
R534
W812
W006
D508
C419
TH501
RY501
Q504
R515
D109
Q502
D407
D405
D520
D507
D516
OS101
R503
CP502
C506_1
C513
C123
D504
C503
IC501
B505
T501
R502
CP504
FB401_1
HS501
C535_1
W004
B502
D506
D521
R505
CP503
C502
D501
L501
6.3A125VOR250V
SW105
D503
D515
R543
R506
C510
514
C
D518
W003
R542
W002
D502
C505_1
FH502 F501
R501
FH501
R438
R443
W845
TP003
TP004
W001
C522
C507
R500
CP501
V_A_
No.51912 No.51912
2-21 2-22
Page 14
AV-14F702 AV-14F702
y y
y MAIN PCB PATTERN (CHIP MOUNTED PARTS)
y y
C524
z z
z
z z
C512_1
C509
R533
Q506
R532
C554
R510
C511_1
PRINTED CIRCUIT BOARDS
MAIN (CHIP MOUNTED PARTS)
SOLDER SIDE
R525
R524
R403
R152
D106
Q108
R104
Q107
R405
R111
R134
R417
R415
R133
C137
R409
R402
W851
C132
C438
Q105
R605
R442
R401
C113
R150
Q109
C136
R138
R504
Q406
R126
R101
Q104
Q509
R511
R412
C405
R435
C114
R103
C128
C124
Q103
R106
C120
R102 C121
C101
R113
R752
R110
R108
C109_1
R112
C107_1
R751
C108_1
R114
R116
R725
R124
C138_1
R115
R701
R719
Q709
R736
R125
R119
Q101
R127
R136
C706
R730
C734_1
R724
R755
R130
R151
C731_1
R726
R154
Q102
R631
R118
R604
R781
Q704
R117
R637
R721
R322
R132
C112
R607
R737
C717
C722
C703
Q705
R121
R129
C140
R722
C620
C723
R727
R738
R140
C621
Q701
R757
R731
R123
C622
R618
R321
R314
R122
C638
R734
C325
C617_1
C626
R624
R362
R756
R625
C748
R319
R603
R617
C708
R324
R632
C636
C632
R740
C330_1
R320
R333
C609_1
C631
R616
C720
C726
C334
C333
R323
R750
R602
C623_1
W849
C793
R711
R615
R728
C742
C332
C331_1
C335
R327
C339
R305
R331
R747
C606
C607_1
C633 R601
R613 R614
C637
W847
R619
C627
W848
C602
R355
C353_1
C352_1
Q351
R723
R758
C727
R328
C336
R325
R611
R612
C750
C338
IC301
Q604
R609
R610
R361
R363
R716
R732
C337
C308
R356
R715
C967
C966
R303
C306
R301
C605
C601
C629
C618_1
R217
C365_1
C384
R302
C307
C205
R207
C746
R905
R904
C309
R304
C634
C215
R209
C222_1
C208_1
R219
C220_1
R218
C363_1
C380
C212
C201_1
C206
C207
Q204
R916
C928
R205
C218_1
R360
R739
C926
C959
C210
C202_1
IC902
C965
R906
Q201
Q202
R212
R210
R202
R211
R201
C221_1
R220
R006
C931
C922
R203
R204
R223
R214
Q203
C008_1
C001_1
R007
R213
R215
C932
C930
C927
C227
C007_1
No.51912
2-23 2-24
No.51912
Page 15
AV-14F702 AV-14F702
y y
y COMB FILTER PCB PATTERN
y y
COMB (INSERTED PARTS)
COMB (CHIP MOUNTED PARTS)
z z
z
z z
SOLDER SIDE
C1532
W802
L1502
W801
L1506
C1525
SOLDER SIDE
Q1504
R1510
R1517
R1516
C1521
R1506
C1516
C1513
C1515
C1514
C1522
C1519
C1506
C1508
IC1501
R1503
C1505
CP1501
L1501
R1518
C1512
R1501
C1504
C1503
C1501
R1504
C1528
C1509
C1507
Q1501
C1510
R1505
R1502
C1511
R1509
Q1502
R1508
R1513
W808
W813
L1503
W806
C1517
Q1503
C1520
R1511
L1504
R1512
y y
y CRT/VM PCB PATTERN
y y
Q801
D801
R813
R804
W805
TP804
R828
Q810
R810
C804
R817
W002
R809
W810
z z
z
z z
W809
CP804
C813
R816
R801
CRT
SOLDER SIDE
808
C
W003
CD802
CP802
J801
R829
CP801
CD801
Q802
R819
C805
W001
D802
C809
R830
W811
Q811
R812
C823
W804
R815
R821
C806
R803
R802
W812
TP806
R814
R808
Q812
Q803
D803
TP805
CP803
R811
R806
No.51912 No.51912
2-25 2-26
Page 16
1 1V 0.1µ s/div
21V 1µs/div
3 1V 50µs/div
4 1V 0.1ms/div
5 1V 50µ s/div
9 1V 50µ s/div
8 0.5V 10ms/div
7 1V 20µ s/div
6 1V 20µs/div
MICON/TUNER
The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram.
NOTE:
CHROMA/IF
11 0.5V 20µs/div
10 2V 20µs/div
13 1V 20µs/div
12 1V 2µs/div
14 2V 20µs/div
15 2V 20µs/div
WAVEFORMS
AV-14F702
No.51912
2-27
Page 17
AV-14F702
The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram.
NOTE:
31 1V 50 µ s/div
32 2V 5ms/div
33 2V 5ms/div
38 50V 20 µ s/div
37 50V 20 µ s/div
39 50V 20 µ s/div
CRT
DEFLECTION
16 2V 5ms/div
17 20V 5ms/div
18 10V 10ms/div
21 200V 50µs/div
SOUND
22 2V 5ms/div
23 2V 5ms/div
26 5V 2ms/div
27 5V 2ms/div
AV
28 200mV 20µs/div
19 20V 20µs/div
20 2V 20µs/div
24 2V 5ms/div
25 2V 5ms/div
The following waveforms were measured at the point of the corresponding
NOTE:
balloon number in the schematic diagram.
No.51912
29 200mV 20µs/div
30 2V 20µs/div
Page 18
AV-14F702
The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram.
NOTE:
31 1V 50µs/div
32 2V 5ms/div
33 2V 5ms/div
38 50V 20µs/div
37 50V 20µs/div
39 50V 20µs/div
CRT
No.519122-28 2-29
Page 19
AV-14F702
1 1V 0.1 µ s/div
21 V 1 µ s/div
3 1V 50 µ s/div
4 1V 0.1ms/div
5 1V 50 µ s/div
9 1V 50 µ s/div
8 0.5V 10ms/div
7 1V 20 µ s/div
6 1V 20 µ s/div
MICON/TUNER
The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram.
NOTE:
CHROMA/IF
11 0.5V 20 µ s/div
10 2V 20 µ s/div
13 1V 20 µ s/div
12 1V 2 µ s/div
14 2V 20 µ s/div
15 2V 20 µ s/div
2-30
No.51912
VP0111
H.K
Page 20
JVC SERVICE & ENGINEERING COMPANY OF AMERICA
DIVISION OF JVC AMERICAS CORP.
Head office : 1700 Valley Road, Wayne, New Jersey 07470 (973)317-5000
East Coast : 10 New Maple Avenue, Pine Brook, New Jersey 07058 (973)396-1000
Midwest : 705 Enterprise St. Aurora, Illinois 60504 (630)851-7855
West Coast: 5665 Corporate Avenue, Cypress, California 90630 (714)229-8011
Southwest : 10700 Hammerly, Suite 105, Ho uston,Texas 77043 (713)935-9331
Hawaii : 2969 Mapunapuna Place, Honolulu, Hawaii 96819 (808)833-5828
Southeast : 1500 Lakes Parkway, Lawrenceville, Georgia 30243 (770)339-2582
JVC CANADA INC.
Head office: 21 Finchdene Square Scarborough, Ontario M1X 1A7 (416)293-1311
Vancouver : 13040 Worster Court Richmond B.C. V6V 2B3 (604)270-1311
rinted in Japan
P 0111
.K