Panasonic SC-UA7GS, Service Manual

Page: 5 / 12

5
4 Schematic Diagram
4.1. Main (AUX Tuner) Circuit
A
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
C
D
B
E
G
H
F
A
MAIN (AUX TUNER) CIRCUIT
SCHEMATIC DIAGRAM - 1
SC-UA7GS/GSX MAIN (AUX TUNER) CIRCUIT
2/2 1/2
TO MAIN (AUX TUNER)
CIRCUIT (2/2)
: +B SIGNAL LINE
AUX IN 1
FM ANT
: TUNER/AUX SIGNAL LINE : FM SIGNAL LINE
CO: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 3 ~ 4
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 5
LD: MAIN (LDO): SCHEMATIC DIAGRAM - 6
OP: MAIN (OPTICAL): SCHEMATIC DIAGRAM - 7
MI: MAIN (MICON): SCHEMATIC DIAGRAM - 8 ~ 10
US: MAIN (USB): SCHEMATIC DIAGRAM - 11
C6107
1
R6105
4.7K
R6101
4.7K
C6106
1
J0JBC0000134
LB6100
R6108
1K
R6109
1K
C6413
10K
R6111
QR6101
B1GBCFJJ0040
C6414
0.1 0.1
560P
C6103
R6114
0
C6109
1
C6121
220P
1K
R6113
R6167
0
C6108
1
R6106
4.7K
C6122
1
10K
R6151
R6149
47K 47K
R6148
10K
R6117
J0JYC0000656
LB6119
C6123
1
R6118
10K
LB6120
J0JYC0000656
4.7K
R6107
1
3
4
2
JK6002
R6112
1K
C6120
220P
LB6123
J0JHC0000118
R6166
0
R6165
0
7 5 6 1 2 4 3
10 12 14 15 16 13 11
8
9
IC6100
C0JBAR000367
SELECTOR
10K
R6150
C6110
10
0.1
C6101
L54
G1C1R0MA0204
C6217 1
C61
0.1
R51 2.2K
LB52
J0JYC0000118
R52 560
6P
C63
C62
0.1
R57 1K
R55 0
R56 0
R50 0.1
R76 0
R77 0
R78 0
R73 0
R74 0
R75
0
C66
33P
R59 2.2K
R6116
0
R6115
0
1000P
C60
L51
G1CR18JA0020
LB51
J0JBC0000032
VA51
EZAEG2A50AX
G2
1
G1
JK51
C67
3P
4 12
1
2 14
T1 17 19 18 16
15
20
3 13
THERMAL
PAD
5 11
10 8 9 7 6
IC52
VUEALLPT091
FM RADIO RECEIVER
R60
0
R79 0
TUN_INT
I2C_SCL_1
TUN_SDO
PW_+3R3V
ANAL_SEL2
12V
ANAL_SEL1
DGND
TUN_BCK
TUN_LRCK
I2C_SDA_1
TUN_RST
DGND1
AGND
CO
CO
CO
CO
MI
MI
MI
MI
MI
MI
MI
US
MI DS CO
MI
MI
US MI OP LD CO DS
DS CO
MI LD CO
CO OP LD DS
MPORT_R
MPORT_L
R80
0
C6412
0.1
R6164 0.1
R6104
10K
C6102
560P
R6100
10K
10K
R6110
B1GBCFJJ0040
SWITCH
SWITCH
QR6100
0 R6163
R6168 0
0.1
R6169
0 R6170
R6171 0
GND
COM X
X1
Y3 COM Y Y1 INH
X3 X0
LIN
VCC
Y0
X2
Y2
DFS FMI
RFGND
AMI
DOUT
DCLK
GCGPO2
NC
NC
GCGPO1
RIN
VIO
VDD
SDIO
RST
SCLK SEN RCLK
B
VSS
A
VEE