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A
B
8
7
FROM TUNER
TU_VIDEO_OUT
6
R4239
75
B4204
BLM18BD601SN1
5
4
3
GND
GND
VIDEO IN
VIDEO IN
MONITOR OUT
TUNER OUT
GND
GND
GND
GND
21-Y IN
NC
21-R IN
21-C IN
GND
GND
GND
GND
NC
NC
21-G IN
NC
NC
NC
2
GND
GND
FOR VCR
FOR VCR
21-B IN
NC
L IN
L IN
GND
GND
GND
GND
L OUT
L OUT
R IN
R IN
R OUT
R OUT
DECORDER/PERITEL
J8001
MRC-021V-27_PC
1
A
B
G-3
C
6dB AMP
Q4221
KTA1504S_Y_RTK
7.3
7.3
6dB AMP
C4407
W824
W842
Q4218
KTC3875S_Y_RTK
2.3
25V
33
NA
1.7
R4287
560
L4219_1
10uH 0405
R4246
C4282
8.8
68
10V
470
YK
R4258
C4294
4.5
47
16V
10
KANP
BUFFER
0
Q4213
KTA1504S_Y_RTK
W825
L4221
L4222
1.5uH
1.5uH
L4223
1.5uH
L4216
R4264
22uH
1K
L4211
R4249
L4215
R4265
22uH
22
22uH
1K
L4212
R4250
22uH
22
0
0
KTC3875S_Y_RTK
R4240
75
B4205
R4244
C4283
BLM18BD601SN1
68
10V
470
YK
8.8
BUFFER
Q4211
4.5
KTA1504S_Y_RTK
0
D4205
R4279
UDZS4.7B
R4268
8.2K
18K
L4218
R4266
22uH
1K
L4213
R4251
L4217
R4267
22uH
22
22uH
1K
L4214
R4252
KTC3875S_Y_RTK
22uH
22
0
5.1
MUTE SW
0
Q4216
KTC3875S_Y_RTK
C
D
E
21PIN SCHEMATIC DIAGRAM
(MAIN PCB)
31
32
L4225_1
L4224_1
10uH 0405
47uH 0405
3
2
1
7.8
3.8
4
5
6
C4416
25V
10
KA
SCART1_V_IN
P.CON+9V
SCART1_Y_IN
SCART1_R_IN
SCART1_G_IN
SCART1_B_IN
SCART1_SW
28
29
30
SC1_A_IN_L
24
25
R4319
330
SC1_A_OUT_L
SC1_A_IN_R
SC1_A_OUT_R
0
MUTE SW
R4288
R4329
330
5.1
Q4217
1K 1/4W
KTC3875S_Y_RTK
0
R4280
5.1
MUTE SW
1K
1/4W
Q4215
SCART2_V_IN
L4220_1
AT+5V
10uH 0405
W904
SW
5.0
LEVELSHIFT
C4293
R4256
Q4223
2.9
Q4224
2.9
KRC102SRTK
KRA103SRTK
47
16V
10
KANP
5.1
2.0
0
SCART2_C_IN
SCART2_SW
EXT_MUTE
SC2_A_IN_L
26
R4330
SC2_A_OUT_L
680
SC2_A_IN_R
R4331
SC2_A_OUT_R
0
MUTE SW
R4289
680
5.1
27
Q4219
1K
1/4W
0
R4281
1K 1/4W
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
F
G
FROM POWER
AT+5V
SW
Q4214
KRA103SRTK
5.1
5.0
2.9
TUNER_VIDEO
2.9
W866
LEVEL SHIFT
EXT_MUTE-H_SW
Q4229
2.0
KRC102SRTK
0
C4433
SWITCH_CVBS
KANP
16V
10
FROM/TO MICON
SC2_CVBS_OUT-H
SCART1_SW
SCART2_SW
SCART1_Y_IN
FROM/TO SCALER
SCART1_Y_IN
EXT_MUTE-H_SW
TO AV JACK/SWITCH
SCART1_G_IN
SCART1_B_IN
SCART1_R_IN
EXT_MUTE
FROM/TO AV SWITCH
SWITCH_CVBS
SCART2_V_IN
TUNER_VIDEO
SCART2_C_IN
SC1_A_IN_L
SC1_A_IN_R
SC2_A_IN_L
SC2_A_IN_R
SCART1_V_IN
FROM STEREO
SC1_A_OUT_L
SC1_A_OUT_R
SC2_A_OUT_L
SC2_A_OUT_R
CAUTION: DIGITAL TRANSISTOR
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.
F
G
H
8
AT+5V
P.CON+9V
GND
7
6
5
4
3
2
PCBF40
CMF093
CAUTION: DIGITAL TRANSISTOR
1
H
G-4
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