Panasonic SA-XR700EG Service Manual page 91

SCHEMATIC DIAGRAM - 15
MAIN (DIG3) CIRCUIT
B1
TO MAIN (DIG3)
SECTION (1/2)
DIG1 SW_MUTE
SW_VP
DIG1 SW_VP
SW_VM
DIG1 SW_VM
SW_OUT
DIG1 SW_OUT
SW_VP
SW_VM
DIG1: MAIN (DIG1): SCHEMATIC DIAGRAM 4-9
DIG2: MAIN (DIG2): SCHEMATIC DIAGRAM 10-13
DIG3: MAIN (DIG3): SCHEMATIC DIAGRAM 14-15
14 15 16
: + B SIGNAL LINE : - B SIGNAL LINE : MAIN SIGNAL LINE
R6089 C6080 C6075
3.3 50V2.2
0.1
R6087
100
R6783
C6087
1K B1ABDB000035
0.1
C6081
R6081
5.6K 22P
17 18 19
C6094
16V10
4
C6098
0.1
IC6082
C0ABBB000216
DUAL OP-AMP
R6045 R6046
3.3K 3.3K
5
R6047 R6048
3.3K 3.3K
R6049 R6050
R6055 R6083 R6085 C6085
3.3K 3.3K
3.3K 22K 22K 1
R6057 C6083 C6088 R6088
1K 680P 56P 100K
R6056 R6084 R6086 C6086
3.3K 22K 22K 1
Q6091 Q6092
R6058 C6084
R6784
1K 680P
B1ABDB000035
1K
AMPLIFIER AMPLIFIER
C6082
R6082
5.6K 22P
R6781 R6782
47 47
20 21 22
91
R6094 R6093 C6095 R6096
22K 10K 16V10 1K
C6096 C6093
1000P 1000P
R6095
47K
R6098
1K
3 2 1
1 2 3
IC6082
Q6081
6 5 4
6 7 8
R6099
1K
C6089 C6090 Q6081
56P 56P
C6099 B1HBDCA00001
0.1
MUTING SWITCH
R6090 C6091 R6092 R6097
100K 16V10 10K 1K
R6091 R6000
C6092 C6097
10K 33K
3900P 0.01
2 SA-XR700EG MAIN (DIG3) CIRCUIT
/
2
23 24
SA-XR700EG
H
G
F
E
D
SW_OUT
C
B
A
25 26