Marantz SR-12N1G, Service Manual

Page: 13 / 76

15 16
N
L
IN OUT
GND
C
B
E
IN OUT
GND
C
B
E
C
B
E
PST600D
0.1
4700/16V
47/25V
0.1
22K
470 1/4w
AC INLET
78M05
10K
10K
AC CORD
1 1/4w
10K
2.2 7W
4.7K
TV-5
0.1
0.1
470 1/6w
22K
100/10V(U,F) 0.1/50v(N,S)
0.1
100/16V
2.2 7W
TV-8
Backup Trans.
470/25V
100p
0.1
1A
1A
5.1V
1A
2SA1048
1A
1A
1A
EARTH
1A
2SA1048
EARTH
1A
Q812
D812
D802
C802
J805
D817
C813
C812
D813
C803
R805
Q802
D816
R808
J810
Q811
R803
J806
J808
R804
D804
J804
Z011
D801
R807
R813
J811
D815
R897
Q803
R801
D803
D811
R806
L802
C815
Q801
C816
W801
R811
R812
C805
C814
J807
C817
R802
L801
J809
L811
D814
L811
C811
J812
C804
J803
J802
C801
S801
L001
5V
(RBU)X811
5.1V
250V 6.3A
5V
To u-COM
0V
(RPS)X801
P844
8.7V
AC13V
P814
F801
AC13V
10.4V
5V
150mSec Dela y
-12.6V
(RSW)
P824
W802
to J851(PY04 )
to J831(J834)
Main Transformer
to J840(P834)
1
2 3
VA
1
2
1
2
3
1 2 3 4
2
3 1
GND
1
VA
1
2
EH
1
P-DOWN
2
STANDBY
3
+5V
L
4
+5VL-D
G
1
2
DTC114
1
2
3
1
2
1 4
2 3
1
2
3
1
2
1
1
2
3 2
1 5
VA-S
1
2
12
3
13 2
1
11
14
1
2
GND
VA
1
2
1
2
VA
1
2
1
2
21
1
2
3
4
5
1
2
3
4
5
6
1
2
LF53
RF66
JF56
CF53
RF72
QF54
QF53
DF54
DF51
CF55
LF55
CF57
RF58
JF52
QF51
DF52
LF54
RF51 LF51
RF71
CF59
RF77
RF55
LF57
RF74
CF62
JF51
DF53
RF56
LF56
RF60
RF54
JF53
CF54
CF56
RF63
CF61
CF58
RF53
QF52
RF76
CF60
CF63
RF57
RF52
JF54
RF75
RF59
RF70
LF52
RF73
LF59
0
Dummy
0
Dummy
Dummy
10K
10K
0
Dummy
75
10K
10K
10/50V
1 1/6W
0
10K
Dummy
Dummy
0
0.01
Dummy
1 1/6W
1 1/6W
Dummy
470/6.3V
10K
10K
10K
1 1/6W
0
0
56
3
4
8
7
1
2
2
3
1
2
3
1
56
3
4
8
7
1
2
9
5
7
10
12
2
11
4
1
3
6
8
13
2
3
1
56
3
4
8
7
1
2
56
3
4
8
7
1
2
56
3
4
8
7
1
2
5
3
4
1
2
6
56
3
4
8
7
1
2
9
5
7
10
12
2
11
4
1
3
6
8
13
2
3
1
1 2 3 4 5 6 7 8
56
3
4
8
7
1
2
56
3
4
8
7
1
2
C
B
E
C
B
E
C
B
E
C
B
E
8MQ-ST-L
+24V
GND
MR82-24
GND
2SC2458
GND
2SC2458
+24V
+24V
GND
GND
MR82-24
GND
2SC2458
MR82-24
MR82-24
+24V
GND
GND
GND
MR82-24
GND
MR82-24
GND
GND
GND
2SC2458
GND
+24V
GND
GND
GND GND
GND
MR82-24
GND
GND
MR82-24
RF64 Dumm
y
RF68 Dummy
JF55
DUMMY
1 2 3 4 5 6 7 8 9
RF65
Dumm
y
RF61
Dumm
y
GND
RF62 Dumm
y
RF67
Dummy
GND
LF58
DUMMY
C
B
-DSS
C C
R
-DVD -DVD -DSS
Y-DVD C
R R B B
Y-DSS C Y C
DVD
COMPONENT CONTROL
VCR2
H
DSS
VD
H
L H
L L
H L
VCR1
VC
C
B
COMPONENT
+24V
C
R
C
VCR1
CO_MUTE
R
Y
DVD
CO_MUTE
C
Y
B
DSS
SEL_VC
B
B
SEL_VD
C
OSD
Y
C
VCR2
OSD_MEN
U
R
C
C
Y
C
MONITOR_OUT
RVP PF14
B
R
R
C
Y
GN
D