McIntosh C2500 Service Manual page 38

10 AUDIO EXPANSION
L_TO
J15:1 4
J1:12
J15:2 4
J1:11
J15:3
4
J1:10
R_TO
J15:4
4
J1:9
J15:5 4
J1:8
J15:6 4
J1:7
TO
AUDIO
PCB J15:7 4
J1:6
J15:8 4
J1:5
L_FROM
J15:9
4
J1:4
J15:10 4
J1:3
J15:11
4
J1:2
R_FROM
J15:12 4
J1:1
751251 SCH
C1
R5
J2:1
47uF
221
1
L
D2
R1
22.1K
TO
C2
R6
J2:2
47uF
221
2
R
D3
R2
22.1K
PROCESSOR
C3
J3:1
10uF
1
L
D4
R3
100K
FROM
C4
J3:2
10uF
2
R
D5
R4
100K
71
L_MAIN +
J4:1
J21:12
4
L_MAIN -
J4:2
J21:11 4
J4:10
J21:3
4
R_MAIN +
J4:11
J21:2 4
R_MAIN -
J4:12
J21:1 4
J4:7
J21:6
4
TO
AUDIO
J4:5
J21:8 4
PCB
LISTEN
MUTE
J4:8
J21:5 4
5V
J4:6
J21:7
4
J4:3
J21:10 4
L_MAIN
J4:4
J21:9 4
R_MAIN
J4:9
J21:4
4
C5
R13
K1 47uF
221
1 4
2 3
5v
R7
22.1K
C6
R14
K2
47uF
221
1 4
2 3
5v
R8
22.1K
D1
C7
R15
K3
47uF
221
1 4
2 3
5v
R9
22.1K
5v
C8
R16
K4
47uF
221
1 4
2 3
5v
R10
22.1K
C11 C9
R17
K5
22uF 47uF
221
1 4
2 3
5v
R19
R11
33.2K
22.1K
C10
C12 R18
22uF K6 47uF
221
1 4
2 3
5v
R12
R20
22.1K
33.2K
72
J6
2
+
D6
3
L
-
1
G
D7
J7
2
+
D8
3 R
-
1
G
D9
J5:1
1
L
D10
J5:2
2
R
D11