Service manual
ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
DEFLECTION SIGNAL
B.SIGNAL
G.SIGNAL
R.SIGNAL
THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE:
C004
0.022 M
C119
0.68 TF
C127
220P B
C126
220P B
C128
0.01 Y
C129
0.68 TF
C007
100P B
C113
10P CH
C114 10P CH
C125
0.01 Y
C120
0.001 Y
C121
200P CH
C130
0.01 Y
C117
270P B
C116
270P B
C655 220P B
C002
4706.3V YK
C115
0.150V
KA
C003
4.750V KA
C123
1016V KA
C124
0.150V
KA
C122
150V KA
R117
47K
R111
10K
R116
47K
R112
2.2K
R123 4.7K
R122 4.7K
R121 4.7K
R120 4.7K
R102
2.2K
R103
2.2K
R104
2.2K
R113
2.2K
R129
1M
R115
47K
R131
47
R126
2.7K
R101
560
R128
560
R110
1K 1/4W
R124
4.7K
R107
10K
R119
1K
R001
68K 1/2W
R002
68K 1/2W
R006
270 1/4W
R007
270 1/4W
R130 1K
R105
4.7K
R106
4.7K
R114
10K
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
ETANTLES PIECES REPAREES PAR UNATTENTION:
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARESINCE THESE PARTS MARKED BYCAUTION:
D103 MTZJ6.8B
D101 MTZJ6.8B
D001
HZ30-3L
D104
MTZJ6.8B
W809
L101
3.3uH
CAUTION: DIGITAL TRANSISTOR
SW104
SKHVBED010
VOL DOWN
SW105
SKHVBED010
POWER
SW103
SKHVBED010
VOL UP
SW102
SKHVBED010
CH DOWN
SW101
SKHVBED010
CH UP
TU001 ENV56D67G3
1
10
11
12 13
14 15
2
3
4
5
6
7
8
9
C118
47025V YK
IC199
S-24C02BDP-11
MEMORY IC
1234
5678
GND
B+
Vout
OS101
PIC-28143SY-2
1
2
3
IC101 OEC7044A
MICON IC
110111213141516171819 22021
22 23 24 25 26 27 28 29
3
30
31 32 33 34 35 36 37 38 39
4
40 41 42
56789
X101_1
8MHz
1
2
3
TM101
R25-1127
ATC001
NXC0032-010010
Q101
DTC114TS
X-RAY
CC002
TP-1S-05
TP001
TUNER VIDEO SIGNAL
+B
AUDIO_MUTE
AGC
IF
I2C_OFF
VD
HD
OSD_R
OSD_G
OSD_B
OSD_BLK
GND
POWER
POWER
GND
SCL
SDA
X-RAY_TEST
X-RAY
AFT
RESET
AT+5V
Y_VIDEO
SYNC
PCB010
TM9454
MICON/TUNER SCHEMATIC DIAGRAM
(MAIN PCB)
ACCESSORY
G-2G-1
FROM/TO POWER
FROM/TO CHROMA
TO POWER
IF
BTL
BPL
V.S
SDA
SCL
ADRES
AGC
30.0
5.0
5.0
5.0
4.6
6.2
1.3
NC
NC
NC
NC
NC
SDA
SCL
MODE
VCC
VSS
E2
E1
E0
P02/AUDIO MUTE
P50/H.SYNC
P00/EXT MUTE
P01/I2C_OFF
INT2/P.FAIL
P24
HLF
V.HOLD
CVIN
VCC
OSC2
OSC1
AD6/KEY2
AD5/KEY1
AD1/X_RAY_TEST
SDA2
SDA1
SCL2
SCL1
P10/DEGAUSS_H
P22/POWER
P21/AV1
P20/AV2
OUT1/BLANK BL
BLUE B
GREEN G
RED R
AD4/AFT
X-RAY
RESET
0
0
0
0000
3
4
0
0
0
0
0
0
0
0
0
0
4.9
4.8
0.6
0
0
4.9
1.9
1.9
2.3
4.8
0
4.8
3.2
4.8
3.2
0
0
4.9
2.6
4.9
4.8
2.5
2.5
4.90
1.8
2.1
0
0
1
2
14.8
0
0
NC
NC
NC
NC
NC
NC
NC
FROM/TO CHROMA
FROM/TO DEFLECTION/CRT
FROM CHROMA
05.05.05.0
P51/V.SYNC
P03/(Surround)
P04
P05/(Center_SP)
P23/SYNC
INT1/REMOCON
P25/ON_TIMER
AVCC
CNVSS
Xin
Xout
VSS
3.9
4.7
4.8