McIntosh MC462

MC462
29 30
RIGHT INPUT 752162 SCH
6
7
7
GN D
R (-)
2
2
M A IN
J6:1
4
2
3
1
-
+
G
J1
1
TOP
3 5
J3:1
R PG
PC IN
+14V
-14V
J6:2
J6:3
J6:4
J6:5
J6:6
+15V
-15V
PC IN
M OD E
GN D
M L R EM
GN D
J6:7
2
2
2
2
2
H E A T S IN KR
7
7
GN D
H E A T S IN KR
R PG
7
7
PG AT T
U N BAL
BAL
IN PU T M ODE
2
3
1
8
4
B+
B-
U1:1
+14V
-14V
R IN PU T SR O UT PU T S
J5:2
2
5
1
J4
R M OD E
R M L R EM
PC IN
R PGN D
R +15V
R -15V
R - IN P
R + IN P
J5:3
J5:5
J5:7
J5:9
J5:12
J5:6
J5:8
7
FB C OM
7
IN P
R
FB C OM
R
R (+)
IN P
R
PG AT T
R
23
14
K1
J5:1
6
5
7
U1:2
2
BOTT
4 6
J3:2
2 3 1 4
K2
D2
D1
D5
D4
22.1k
R1
1k
R3
1k
R5
100 pF
C3
100 pF
C4
10µF
C1
D3
22.1k
R2
1k
R4
1k
R6
100 pF
C5
100 pF
C6
47pF
C7
10µF
C2
475
R7
10
R13
10
R14
100
R17
12
3
G
D
S
Q1
2.21M
R9
1.96k
R8
1.96k
R10
2.37k
R15
2.37k
R16
22.1
R11
22.1
R12
.033µF
C12
4
2
3
1
-
+
G
J2
1
2
3
4
5
6
7
S1
V +
V -
Vocm
ENA
1
7
2
8
3
5
6
4
9
HS
U2
+14V
-14V
220µF
C9
220µF
C11
.1µF
C8
.1µF
C10