McIntosh C49 - Resetting the C49

C49
33 34
AUDIO 752349 SCH 5 of 6
4
7
2
148
6
1
K17
+5 V
470µF
C175
470µF
C174
10
R172
10
R171
.1µF
C16 1
.1µF
C1 60
1000µF
C1 59
1000µF
C1 58
+1 5V
-15V
+1 5H P
-1 5H P
R OUT
LEFT H EADPHONE AMP
3
1
2
Q45
3
1
2
Q44
3
1
2
Q43
3
1
2
Q42
470pF
C169
470pF
C170
.022µF
C1 73
.022µF
C1 76
2
3
1
8 4
B+
B-
U19:1
6
5
7
U19:2
-1 5H P
-1 5H P
+1 5H P
+1 5H P
+1 5H P
-1 5H P
.1µF
C1 72
.1µF
C17 1
4.75k
R1 88
10
R1 90
+1 5H P
-1 5H P
-1 5H P
+1 5H P
R IGHT HEADPHONE AMP
4.75k
R1 89
4.75k
R1 86
4.75k
R1 87
3
1
2
Q38
3
1
2
Q39
3
1
2
Q40
3
1
2
Q41
HDPH
D29
L OU
T
.22µF
C1 62
.22µF
C164
.22µF
C163
.22µF
C165
7
2
14 8
6
1
K16
+5 V
D28
H X D
C R OSSF EED
22µF
C1 66
1M
R174
1M
R175
10
R19 1
10
R1 92
10
R1 93
2k
R1 82
2k
R1 83
2k
R184
2k
R185
10k
R1 96
10k
R1 94
49.9
R1 97
95.3
R198
95.3
R200
49.9
R195
2k
R1 77
2k
R178
2k
R18 1
499
R173
49.9K
R179
499
R176
49.9K
R180
95.3
R199
95.3
R201
J18:3
J18:4
J18:5 J1 8:6
J18:7 J1 8:8
J18:9
J18:10
8
8
8
H E AD P H ON E
22µF
C1 67
22µF
C1 68