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McIntosh MP1100 Service Manual page 20

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4
TUBE
751913 SCH 2 of 2
C3
R6
.47µF
221K
J1:12
3
J1:11
3
TOUT L +
J1:10
3
TOUT L -
J1:9
J1:6
3
J1:7
J1:8
J1:5
3
T IN L +
3
J1:4
T IN L -
3
J1:3
J1:2
3
J1:1
T U BE R ED
J2:1
5
6.81k
R23
T U BE GRN
J2:2
5
47.5k
R24
T U BE BLU
J2:3
5
10k
R25
J2:4
5
-17VL
V1:3
J2:5
5
-17VL
+17VH L
J2:6
+17VH L
5
-6. 8VH L
J2:7
-6. 8VH L
5
180VL
J2:8
180VL
5
35
180VL
R1
221K
C1
.01µF
97V
0V
7
V1:2
12AX7 A
0.7V
C7
R8
100µF
2k
0V
C10
R10
1
-12.9V
100µF
Q1
2k
-12.3V
C11
R12
R13
10µF
R14
6.81k
4.75k
4.75k
0.7V
R16
100µF
C14
681
R17
15k
0V
2
V1:1
12AX7 A
-17VL
97V
C15
.01µF
R22
221K
180VL
DS1:1
DS1:2
DS1:3
12AX7 A
180VL
R2
221K
C2
.22µF
R3
475k
97V
-8.2V
7
V2:2
12AX7 A
R5
-8V
1M
-9VL
C5
47pF
C6
R7
OPEN
1k
-8.4V
-12.9V
1
Q2
R11
1k
-12.3V
R15
4.75k
C12
47pF
-9VL
-9VL
R19
-8V
1M
-8.2V
2
V2:1
12AX7 A
97V
C16
.22µF
R21
R20
475k
221K
180VL
DS2:1
+17VHL
DS2:2
DS2:3
V2:3
12AX7 A
+17VHL
+17VHL
D1
-17VL
3
B-
1
U1:1
TOUT L +
B+
D2
2
+17VHL
-17VL
R4
2k
C4
1000pF
+17VHL
-17VL
-6.8VHL
C8
C9
C17
R9
.1µF
.1µF
.1µF
1k
C13
1000pF
R18
2k
+17VHL
6
D3
7
U1:2
TOUT L -
5
D4
-17VL
36

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