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A
B
8
J4200
AV-5A-66H
YELLOW
NC
J4202
AV-5A-68H
WHITE
7
NC
J4203
AV-5A-67H
RED
6
GREEN
BLUE
RED
J4204
AV3-6B-15H
5
J4205
AV3-6D-14H
YELLOW
WHITE
RED
4
J4206
AV2-6B-08Z
RED
C4251
10V
10
B
2125
C4252
10V
10
B
2125
WHITE
3
2
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.
1
A
B
G-31
C
JACK2 SCHEMATIC DIAGRAM
R4219
AV1_CVBS
100 1/10W 1608
R4220
AV1_L
15K 1/10W 1608
R4221
AV1_R
15K
1/10W 1608
R4228
AV3_Y
100 1/10W 1608
R4229
AV3_PB
100 1/10W 1608
R4230
AV3_PR
100 1/10W 1608
R4232
AV2_CVBS
100 1/10W 1608
R4233
AV2_L
15K 1/10W 1608
R4234
AV2_R
15K 1/10W
1608
R4240
560 1/16W 1005
AUDIO_OUT_R
R4241
560 1/16W 1005
AUDIO_OUT_L
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(MAIN PCB)
0
R4244
BUFFER
4.5
Q4200
1K 1/16W
KTC3875S_Y_RTK
4.5
0
AMP
1005
C4255
Q4206
0
AUDIO_OUT_R
KTC3875S_Y_RTK
1
16V
0
2125
0
BUFFER
R4253
4.5
Q4207
KTC3875S_Y_RTK
1K 1/16W
4.5
AMP
0
Q4208
C4257
0
KTC3875S_Y_RTK
16V
1
B
AUDIO_OUT_L
0
2125
MUTE_SW
Q4210
KRA101SRTK
0
R4266
5.0
1K 1/16W
5.0
MUTE_SW
R4263
Q4209
KTC3875S_Y_RTK
15K 1/16W
4.5
R4260
EXT_MUTE-H
0
4.5
R4265
10K 1/16W
0
0
1005
1K 1/16W
0
CAUTION: DIGITAL TRANSISTOR
D
E
F
G
FROM/TO SCALER VIDEO/AUDIO
R4249
33 1/16W
ROUT
B
FROM/TO MICON
R4267
33 1/16W1005
FROM/TO REGULATOR
LOUT
AT+5V
MUTE SW
Q4212
KTC3875S_Y_RTK
4.5
0
0
P.CON+11V
MUTE SW
Q4211
KTC3875S_Y_RTK
GND
F
G
H
8
LOUT
ROUT
AV1_CVBS
AV1_L
AV1_R
AV2_CVBS
7
AV2_L
AV2_R
AV3_Y
AV3_PB
AV3_PR
EXT_MUTE-H
6
AT+5V
P.CON+11V
5
4
3
2
PCBF40
CML222
1
H
G-32
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