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A
B
8
7
OS101
RPM7138-H5
6
R140
47 1/4W
5
R112
2.2K
R113
2.2K 1/4W
FROM/TO DEFLECTION/CRT
R115
47K
X-RAY
X-RAY_TEST
POWER
4
H_SYNC
TO AV
AV2
EXT_MUTE
AV1
R114
10K 1/4W
TO COMB/FILTER
AV1
3
W828
ON_TIMER
2
CAUTION: DIGITAL TRANSISTOR
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-1
C
D
MICON/TUNER SCHEMATIC DIAGRAM
R101
R126
560
2.7K
R128
560
R107
47K 1/4W
MICON IC
IC101
OEC7072A
AUDIO MUTE
H_CTL
5.0
0
EXT_MUTE
PROTECT
5.0
5.0
R109
STANDBY_H
I2C_OFF
0
47K
0
NC
VOLUME
SYNC
R139
100
0
0
AFT
H.SYNC
2.3
1.2
3
KEY1
V.SYNC
4.9
5.0
4
KEY2
BLUE B
0
5.0
X-RAY
GREEN G
0
5.0
R131
REMOCON
RED R
100 1/4W
0
4.9
ON_TIMER
BLANK
4.9
5.0
X-RAY_TEST
CLOCK CONT
4.9
5.0
AV2
SDA1
0
5.0
AV1
SCL1
R106
0
5.0
DEGAUSS_H
3.3K 1/4W
POWER
0
4.6
P.FAIL
FSC IN
3.2
5.0
C113
RESET
OSC2
15P CH
0
4.9
C114
CVIN
OSC1
15P CH
0
2.9
1
C120
CNVSS
V.HOLD
0
0.001 CH
0.8
Xin
HLF
R130
2.1
0
1K
NC
Xout
FILT
C104
0.01 F
4.9
1.6
VSS
VCC
5.1
0
C118
6.3V
470
YK
NOTE: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.
C
D
E
(MAIN PCB)
(DBTV2702)
TU001
ENV56DB6G3
C003
50V
4.7
KA
TP001
R110
1K
D102
1SS133
C140
0.001 Y
C137
R123
4.7K
50V
0.1
KA
C129
R122
4.7K
50V
0.1
KA
C125
R121
4.7K
50V
0.1
KA
R120
4.7K
R125
100
R133
100
R105
3.3K 1/4W
2
R134
C124_1
10
1
F
C121
220P B
C122
C108_1 56P SL
C103
50V
1
KA
470P B
R108
1K
C107_1
56P SL
0
5.0
5.0
4.9
5
6
7
8
4
3
2
1
0
0
0
0
CAUTION:
SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
E
F
G
ACCESSORY
TM101
RC-DW040
S102X S102Y
0
5.0
0
PROTECT SW
Q101
5.0
5.0
BUFFER
KRC101MAT
Q102
KTA1266
5.0
BUFFER
Q103
KTC3198
1.20
1.2
R146
10K
0
R119
1K
R.SIGNAL
G.SIGNAL
ATTENTION:
LES PIECES REPAREES PAR UN
ETANT
B.SIGNAL
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DEFLECTION SIGNAL
DANS LA NOMENCLATURE DES PIECES
F
G
H
8
7
FROM/TO POWER
+30V
PROTECT_A
GND
6
DEGAUSS_H
FROM/TO CHROMA
AGC
IF
TUNER+5V
5
PROTECT
AFT
SYNC
VD
I2C_OFF
OSD_B
OSD_G
OSD_R
4
OSD_BLK
SDA
SCL
CLOCK_CONT
POWER
FSC
RESET
3
AT+5V
Y_VIDEO
FORM/TO SOUND
SDA
SCL
AUDIO_MUTE
2
PCB010
TMB544
1
TUNER VIDEO SIGNAL
H
G-2
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