Sharp LC-60E77UN Service Manual page 76

LC-60E77UN/LC-65E77UM/LC-C6077UN/LC-C6577UM
MAIN Unit-3
J
TO MAIN15(POWER2)
UR13V
5V
TO MAIN14(POWER1)
D3.3V
I
TO MAIN9(CPU)
CPU_SPDIF_OUT
H
G
F
0: SP_MUTE
1: Reserved
2: L_MUTE
3: Reserved
4: AMP_MUTE
E 5: OPT_MUTE
6: AMP_PROTECT
7: AMP_STANDBY
R1301
47
TO MAIN13(CONN)
D
SCL0
SDA0
C
TO MAIN8(UCOM)
MUTE_A_ALL
Q1304
KRC404E
TO MAIN15(POWER2)
B
AC_DET
2.9
0.0
TO MAIN9(CPU)
PGA1OUT_L
PGA1OUT_R
SPOUT_LP
A
SPOUT_RP
2 3 4
1
MAIN3 (AMP IF)
R1305
0
R1337
5.6K
D1311
C1314
10u EX0264TA
25V 9.1V
KZA098WJ
R1338
4.7K
R1328
1 2
Q1305
KRC404E
3 4
5.0 0.0
5 6
7 8
4.7K
0.0
NC NC NC
1 2 3 4 5 6 7 8
VCC DA0 DA1 NC IO7 IO6 IO5 IO4
IC1301
C1301 EXP I/O
0.1u
LA79200V
25V
SDA SCL ADDR IO0 IO1 IO2 IO3 GND
16 15 14 13 12 11 10 9
R1302
1 2
3 4
5
6
7 8
2K
R1323
10K
0.0
5 6 7 8
R1333
Q1312
KRC404E
0.0
0.0
R1335
5.6K
0.0
0.7
0.0
Q1309
KTC3875SG
D1301
KDS4148
VHD
D1305
1
3
2
1SS361
D1302
1
3
2
1SS361
9 10 11 12
10 – 4
[3/16]
L1301
10uH
CEM
3.3 0.0
R1311
C1311
22
5 4
10u
VCC 10V
Y
KZA616WJQZ
C1310
0.1u
SPDIF BUFFER
25V
& SPDIF MUTE
IC1304
GND
B A
AHC1G08W
1 2 3
22K
0.0 0.0 0.0
5.0
MAIN UNIT 3/16
DUNTKF282WE06 /07/11
(PWBXF282WJ)
C1306
1u
R1310
16V 1K
R1334
C1307
1K
1u
16V
R1340 R1342
560K
560K
R1339
2.2K
6 5 4
C1309
R1345 10u
15K 10V
KZA616WJQZ 10K 2.2K 2.2K
1 2 3 Q1311
NC RT3Y97M
R1317
3.9K
R1318
3.9K
R1329
R1330
15K
15K
R1308
2.2K
6 5 4
C1303
10u
10V
KZA616WJQZ
10K 2.2K 2.2K
1 2 3 Q1306
NC RT3Y97M
GND_B
13 14 15 16
C1312
0.1u
Z
D1306
25V
GPFSV51M
OPTICAL OUTPUT
TO MAIN4(AMP)
N_STANDBY
N_PROTECT
AMP_MUTE
TO MAIN2(A_TERM)
LINE_OUT_L
LINE_OUT_R
TO MAIN4(AMP)
SP_LP
SP_RP
17 18 19