Schematic Diagram -Main Section (1/2); Schematic Diagram -Main Section (2/2) - Sony XM-1600GSD Service Manual

Monaural power amplifier
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XM-1600GSD
3-3. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) —
EC1
R1
JK1-1
EC54
C1
R156
EC56
JK1-2
R155
R162
C24
JK1-3
EC55
R157
C2
EC2
R2
C23
JK1-4
CNT1
C30
R6
R10
C29
R163
C28
R164
R11
C27
R7
R8
R9
SW1
C9
VR3-1
VR3-2
VR3-3
VR3-4
C25
C3
EC3
R3
R158
R160
R111
IC1
R159
EC4
R161
R4
C26
C4
VR1-1
R29
R169
R27
R28
MC25
IC3
R31
R109
D1
R34
R35
R33
C12
R36
R32
C13
R37
R14
MC1
R13
MC2
R16
VR2
R12
R15
MC3
VR1-2
R174
R20
IC2
MC4
R21
R22
R23
MC5
R24
R25
MC7
MC6
R38
R39
IC4
IC5
EC53
R41
R40
R43
EC51
RX1
R112
EC61
D2
R19
Q20
Q33
ZD5
R119
Q19
R113
Q32
R110
Q31
Q22
Q21
R118
EC57
Q18
R116
R114
R115
R117
Q28
MC11
Q23
Q24
Q27
D8
D9
Q30
Q26
C8
Q25
Q29
R123
R134
FET7
FET8
FET10
FET11
Q1
R17
EC5
ZD1
EC6
ZD2
R18
Q2
R51
R52
Q3
D11
MC10
MC9
R62
EC9
C14
EC7
ZD3
D15
ZD4
EC8
C15
EC10
D16
R61
R50
R53
Q4
R57
C39
EC52
EC29
EC28
R60
R59
R56
12
12
R135
EC59
R126
R120
R128
C38
PTC1
IC8
Q36
R107
R131
R129
R130
Q17
C41
R127
Q35
Q34
C7
C11
R173
R132
R106
R125
C40
R124
R172
R133
EC18
BD1
FET9
EC17
BD2
MC22
EC16
LF2
MC21
BD3
BD4
BD5
R136
FET12
C17
BD6
(Page 13)
SPK1
R105
Q10
SPK2
EC58
EC19
EC20
MC24
EC21
MC23

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