McIntosh MA7000 Service Manual page 18

6 BALANCED
750682 SCH
+15V
J1:8
3
+15V
-15V
J1:6
3
-15V
GND
J1:4
3
R1
C15
.1uF
4
J2
R
31
C5
10uF
C6
10uF
+15V -15V
C3 C4
C7
10uF
C8
10uF
R2 R3 R4
C1 C2
C16
.1uF
J3B J3A
4
J4
R L
L
CD1 / DVD
C13
100pF
R5 R13
20K 10k
+15V
R6
1k
6
-
7
C9 U1B
R7
20K
5
+
-15V
RIGHT
R11 C10
BAL TO UNBAL AMP
C14
100pF
R8 R14
20K 10k
+15V
R9
1k
2
-
1
C11 U1A
R10
20K
3
+
-15V
LEFT
R12 C12
BAL TO UNBAL AMP
BAL R
J1:12
3
BAL L
J1:2
3
GND
J1:10
3
J1:3 GND
3
GND
J1:1
3
J1:11 GND
3
32