Sharp LC-20SD5E Service Manual page 43

A B
8
FROM/TO OPERATION/REMOCON
7
CP4201 (CP2200)
00_6232_011_006_800+
11 KEY A
10 KEY B
9 KEY C
8 AV3_CVBS_IN
7 GND
6 AV3_Y_IN
5 S_SW
4 AV3_C_IN
3 AV3_AUDIO_L
2 GND
6
1 AV3_AUDIO_R
CD306
2H0B0803
FROM/TO OPERATION/REMOCON
(CD2200)
CP301
A2001WV2-7P
1 HEADPHONE_L
2 HEADPHONE_R
3 SOUND_L
4 SOUND_R
5 5 SOUND_GND
6 SPEAKER_L
7 SPEAKER_R
FROM/TO SOUND AMP
CP302 (CD302)
4
A2502WV2-4P
1 SP OUT R
B300
2 GND
W4BRH3.5X6X1.0
3 GND
B302
4 SP OUT L
W4BRH3.5X6X1.0
W845 R
L EBMS160808A102_RDC45
3
AUDIO OUT JACK
J4200
AV2-13P2-07H
2
1
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.
A B
H-5
C
AV JACK / SWITCH SCHEMATIC DIAGRAM
B4310
FCM1608CF-600T06
B4323
FCM1608CF-600T06
B4218
FCM1608CF-600T06
FCM1608CF-600T06
B4201
R4205
FCM1608CF-600T06
100
L4227
22uHNLV25
L4208 R4212
22uHNLV25
1K
R313 1K
R324
1K
R302 1K
R304
B304
1K W4BRH3.5X6X1.0X2
B303
R322 1K
R325
W4BRH3.5X6X1.0X2
R323 1K
1K
R326
1K
11
10
B301
W4BRH3.5X6X1.0
B306
W4BRH3.5X6X1.0
B4205 R4236
220
B4206 R4235
EBMS160808A102_RDC45 220
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(MAIN PCB)
B4208
B4202
FCM1608CF-600T06
R4207
1K
B305
W4BRH3.5X6X1.0
B307
W4BRH3.5X6X1.0
R4243
390
R4244
390
0 0
0.8
0.8
MUTE
MUTE
Q4207
Q4209
0 0
KTC3875S_Y_RTK
KTC3875S_Y_RTK
MUTE SW
R4232
Q4216
KRA103SRTK
R4229 10K
5.2
5.4
10K
0
0
MUTE SW
3.0
Q4219
KRC102SRTK
0
CAUTION: DIGITAL TRANSISTOR
D E
F G
FROM/TO SCALER
KEY-A
KEY-B
KEY-C
AV3_CVBS_IN
5
6
AV3_Y_IN
7
AV3_C_IN
AV3_AUDIO_L
AV3_AUDIO_R
8
SC2_A_OUT_L
9
SC2_A_OUT_R
AUDIO_MUTE
FROM/TO SOUND AMP
SOUND_L
SOUND_R
SOUND_GND
FROM/TO SUB MICON/RS-232C
S_SW
FROM/TO REGULATOR
AT+5V
R4287
100
GND
PCBF40
CMG114
CAUTION: DIGITAL TRANSISTOR
F G
H
8
7
6
5
4
3
2
1
H
H-6