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A
B
8
FROM/TO POWER
AT+3.3V
AT+5V
P.CON+9V
INVERTER_DET
GND
P.CON+5V
YUV1/YUV2_Y
DTUNER_PR
FROM/TO TUNER
DTUNER_Y
DTUNER_PB
7
DTUNER_PR
C4401
YUV1/YUV2_PR
16V
10
V-S
C4404
DTUNER_PB
16V
10
V-S
L4401
FROM/TO AV JACK
220uH 0305
DTUNER_H
YUV1/YUV2_Y
C4402
YUV1/YUV2_PB
YUV1/YUV2_PB
YUV1/YUV2_PR
6
YUV1_A_IN_L
16V
10
V-S
YUV1_A_IN_R
YUV2_A_IN_L
YUV2_A_IN_R
C4403
S_SW_1
DTUNER_Y
S_SW_2
S1_Y_IN
16V
10
V-S
S1_C_IN
S2_Y_IN
SCL
S2_C_IN
SDA
AV1_IN
AV2_IN
S2_C_IN
AV1_A_IN_L
AV1_A_IN_R
S2_Y_IN
S_SW_2
5
TUNER_VIDEO
FROM/TO SWITCH/AMP
REMOCON_IN
STANDBY_LED
DTUNER_H
DVD_Y
DVD_C
C4232
SIDE_S_SW
25V
10
KA
S_SW_1
C4214_1
4
SIDE/DVD_C
47P CH
C4228
C4216
470P CH
YUV1_A_IN_R
C4229_1
1 B
C4215
SIDE/DVD_Y
47P CH
1 B
C4220
C4205
YUV1_A_IN_L
1 B
C4227
AV2_IN
470P CH
1 B
C4217
47P CH
3
C4208
S1_C_IN
47P CH
R4401
C4225
220 1/4W
1 B
C4218
AV1_A_IN_R
C4207
1 B
C4221
470P CH
S1_Y_IN
C4456
1 B
C4224
AV1_A_IN_L
47P CH
C4206
1 B
C4222
AV1_IN
470P CH
1 B
C4223
FROM/TO OPE/SIDE JACK/POWER SW
2
STANDBY_LED
47P CH
(CP2201)
REMOCON_IN
CP4202
TR3001
A2001WV2-5P
W5T29X7.5X19
5
P.ON LED
4
STANDBY LED
3
AT+5V
2
GND
1
REMOCON IN
1
A
B
H-23
C
AV SWITCH SCHEMATIC DIAGRAM
COMPONENT1/2 YUV SW
IC4401
NJM2584AM(TE1)
W906
IN1B
IN1A
GND1
NC
IN2B
OUT1
W905
V+
GND2
CTL
OUT2
Q4401
W904
KTA1504S_Y_RTK
BUFFER
IN2A
OUT3
GND3
NC
NC
IN3B
IN3A
C4242
25V
100
YK
YUV2_A_IN_L
4.7
4.5
SIDE_V_IN
C4209
C4259
4.5
Vref
4.7
0.01 B
SIDE_A_IN_R
S2_Y_IN
0.01 B
C4219
YUV2_A_IN_R
4.7
4.6
0.01 B
TUNER_V
C4262
4.5
4.7
SIDE_A_IN_L
S2_C_IN
0.01 B
C4263
0
0
0.01 B
S_SW_1
S_SW_2
5.4
3.5
C4233
SIDE_C_IN
SDA
1 B
7.5
3.5
YUV1_A_IN_R
SCL
4.7
0
SIDE_Y_IN
GND
7.5
4.7
C4243
YUV1_A_IN_L
0.01 B
5.4
7.5
AV2_IN
SW_A_R
0
5.7
C4203
0.01 B
0
4.5
D4202
SW_A_L
UDZS8.2B
5.4
5.7
S1_C_IN
SW_CVBS
6dB
7.5
4.5
C4246
D4203
AV1_A_IN_R
BIAS
UDZS8.2B
16V
22
KA
5.4
4.5
S1_Y_IN
SW_Y
6dB
7.5
9.0
+
C4247
AV1_A_IN_L
Vcc
0.01 B
5.4
5.3
C4240
AV1_IN
SW_C
6dB
1
B
0
5.0
D_L1_Vin
D_SW_1
NC
IC4201
AN15853B-E1 AV SW IC
Q4231
KRA103SRTK
R4402
330
1/4W
Q4233
KRC102SRTK
GND
C
D
E
(AV PCB)
SIDE/DVD_Y
Q4410
KTA1504S_Y_RTK
SIDE/DVD_C
BUFFER
Q4409
KTA1504S_Y_RTK
BUFFER
C4267
1 B
C4415
47P CH
C4416
47P CH
C4250
1 B
D4208
UDZS8.2B
C4251
1 B
D4210
UDZS8.2B
R4219
SDA
100
R4220
SCL
100
L4207
0305
47uH
L4206
0305
47uH
R4212
3.9K 1/4W
R4222
R4209
1K
3.9K 1/4W
W803
Q4205
KTC3875S_Y_RTK
BUFFER
8.9
2.1
W802
R4223
1.5
1K
8.9
2.4
Q4203
1.8
KTC3875S_Y_RTK
BUFFER
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
F
G
W866
W863
LEVEL SHIFT
Q4210
KTK5132E
LEVEL SHIFT
21
5.0
3.3
Q4208
KTK5132E
22
5.0
3.3
3.3
3.3
8.9
2.1
Q4206
KTC3875S_Y_RTK
1.5
BUFFER
23
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
TR702
W5T29X7.5X19
8
DVD_Y
DVD_C
7
FROM/TO SWITCH/AMP
SW_YUV_PR
SW_YUV_PB
6
SW_YUV_Y
FROM/TO TUNER
DTUNER_RESET
DTUNER_TX
AUDIO_MUTE_L
DTUNER_POWER
DTUNER_SD_H
DTUNER_RX
TUNER_VIDEO
DTUNER_CVBS
SW_CVBS
FROM/TO STEREO
5
SCL
SDA
SW_AUDIO_R[JACK]
SW_AUDIO_L[JACK]
STEREO_RESET
SW_AUDIO_L[PC]
SW_AUDIO_R[PC]
FROM/TO SCALER(2/3)
DVD/AV3_SW
DVD/AV3_SW
29
4
DTUNER_H
DTUNER_H
28
AUDIO_MUTE_L
DTV_MUTE_L
27
INVERTER_DET
GND/INV_DET
26
DTUNER_RX
DTUNER_RX
25
GND
24
DTUNER_TX
DTUNER_TX
23
GND
22
DTUNER_RESET
DTUNER_RESET_L
21
GND
20
SW_AUDIO_R[PC]
SW_AUDIO_R(PC)
19
GND
18
SW_AUDIO_L[PC]
SW_AUDIO_L(PC)
17
3
SC2_AUDIO_OUT-H
16
STEREO_RESET
STEREO_RESET
15
SCART3_SW
14
SCART_AUDIO_SW
13
12
SDA1
SCL1
11
GND
10
DTUNER_POWER
DTUNER_POWER
9
GND
8
DTUNER_SD_H
DTUNER_SD_H
7
GND
6
SWITCH_CVBS
5
GND
4
2
SWITCH_VIDEO_Y
3
GND
2
SWITCH_VIDEO_C
1
00_6232_029_006_800+
CP4203
(CP803)
CD4203
2H0T1401
1
PCBD20
CMF080
H
H-24
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