Marantz SA12 - Front Display and Power SW, RC-6, Mute (N Only); Schematic Diagram and Parts Loocation

12 3 4 56 78 9 10
12 3 4 56 78 9 10
2
B
A
B
C
D
E
F
G
A
B
C
D
E
F
G
FIL1FIL2
To MONO BOARD
SDA
SCL
STBY control
GND
on|offB
on|offA
-40V
+5Vstb
+12V
GND
RY27 10
RY25 10 RY26 10
RY28
4.7k
RY67
10k
RY61
4.7k
RY62
4.7k
RY63
4.7k
RY64
4.7k
RY65
4.7k
CY11
0.1
CY12
0.1
CY25
NC
CY26
NC
CY27
NC
CY28
NC
GND
GND
GND
GNDGND
GND
VKK
+5Vstb
+5Vstb
+5Vstb
SY01 SY02 SY03 SY04
SY05 SY06 SY07 SY08 SY09 SY10
+5Vstb
GND
+12V
VKK
+5Vstby
1
2
3
ZY01
GND
+5Vstby
GND
CY51
0.1
3
21
QY71
2SC4116
+5Vstb
NC
LLM
NEXT PREV. O/C
PLAY PAUSE STOP S-M ODE REPEAT
CY50
100/10
RY50
330
PY16
GND
F11
1
F12
2
15G
31
14G
32
13G
33
12G
34
11G
35
10G
36
9G
37
8G
38
7G
39
6G
40
5G
41
F22
48
F21
49
4G
42
3G
43
2G
44
1G
45
P1
5
P2
6
P3
7
P4
8
P5
9
P6
10
P7
11
P8
12
P9
13
P10
14
P11
15
P12
16
P13
17
P14
18
P15
19
P16
20
VY01
G1 G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12 G13 G14 G15 P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16
1 2
Dolby D
3
Dolby PL
4
DISPLED
5
VIDLED
6
VSS
7
XOUT
8
XIN
9
RESETIN
10
OUT_P50
11 12
TEST1
13
STBLED
14
INT0
15
INT1
16 17 18
TC4
19
IN_P50
20
STBY_CTRL
21
IR
22
SCL
23
SDA
24 41
P13
64
P14
63
P15
62
P16
61 60 59 58 57
SI1
80
SCK1
79
VKK
78
77
P1
76
P2
75
P3
74
P4
73
P5
72
P6
71
P7
70
P8
69
P9
68
P10
67
P11
66
P12
65
25
AIN0
26
AIN1
27
AIN2
28
AIN3
29
AIN4
30
AIN5
31
AIN6
32
AIN7
33
AIN10
34
AIN11
35
AIN12
36
AIN13
37
VASS
38
VAREF
39
VDD
40
G1
42
G2
43
G3
44
G4
45
G5
46
G6
47
G7
48
G8
49
G9
50
G10
51
G11
52
G12
53
G13
54
G14
55
G15
56
QY10
TMP87CH74F
G1 G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13 P14 P15 P16
V13
V14
V15
VID_OFF
DISP_OFF
RY60
4.7k
RY71
82k
VKK
V14
3
21
QY72
2SC4116
+5Vstb
RY72
82k
VKK
V15
3
21
QY70
2SC4116
+5Vstb
RY70
82k
VKK
V13
RC-6 IN
RC-6 OUT
LF01
FB
CF52
470p
CF51
0.1
RF51
22
GNDGND
RF54
10k
+5Vstb
GND
+5Vstb
GND
GND
3
12
QF01
2SA1586
RF03
100
RF02
47K
RF01
4.7K
RF52
10k
RF53
2.2k
CF03
10/16
3
21
QF51
2SC4116
1
2
3
4
5
6
SF51
INT
EXT
INT/EXT SW
1
2
3
4
JF51
GND
+5Vstb
+5Vstb
GND
RC_OUT
RC_IN
LRC
CF02
NC
CF01
100/10
PF16
041L
1 2 3
4 5 6
SY40GND
+5Vstb
3
12
QY40
2SA1586
RY41
10k
RY42
330
RY43
120
+5Vstb
1
2
3
4
5
JY02
1
2
3
4
5
6
JY01
RY45
10k
+5Vstb
From PSU BOARD
+5Vstb
RY23
1k
3
21
QY20
2SC4116
RY21
10k
GND
CY22
0.033
CY23
1000p
CY21
1000p
CY20
10/16
1 3
2
DY20
DAN202U
GNDGND GND GND GND
RY20
100k
+5Vstb
GND
3
12
QY51
2SA1586
RY52
100k
RY51
47k
RY53
4.7k
3
21
QY52
2SC4116
RY54
10k
RY55
10k
GND
+5Vstb
1
2
3
4
JY04
GND
+5Vstb
RY40
10
RED:STANDBY
on/offA
on/offB
LLM PY26
+12V
RY38
470
RY31
10k
RY39
470
RY30
4.7k
GND
3
21
QY30
2SC4116
GNDGND
CY32
22p
GND
CY33
22/50
CY34
22/50
CY30
47/16
12
DY11
GND
RY15
270
+5Vstb
RY14
10k
VID_OFF
H:video active
L: vi deo off
RY13
330
CY31
0.033
GNDGND
CY02
0.1
CY04
0.1
CY03
47/50
3
1
2
IN OUT
COM
QY01
NJM 79L24
RY01
10k
GND GND GNDGND
CY05
22p
CY06
22p
GNDGND
RY03
10k
GND
+5Vstb
+5Vstb
LY01
FB
CY01
47/16
GND
12
DY10
GND
RY12
270 RY11
10k
DISPL AY_OFF
RY10
330
G13
G14
G15
CY72
100p
CY71
100p
CY70
100p
G5 G10 G11
VKK
1 3
2
DF01
DAN202U
POWER ONPOWER OFF
1
2
3
4
JY03
1
2
3
4
WY03
12
DY40
RY44
120
FIL1
FIL2
RY35
1k
RY36 1k RY37 1k
RY34 1k
RY33 1k
RY32
1k
H:display on
L: display off
1
2
3
4
JF52
GND
12
DY81
GND
RY85
270
+5Vstb
RY84
10k
Dolby PL
RY83
330
+5Vstb
12
DY80
GND
RY82
270 RY81
10k
Dolby D
RY80
330
H: Dolby PL inactive
L: Dolby PL active
H: Dolby D inactive
L: Dolby D active
12
3
XY01
8MHz
+5Vstb
+5Vstb
+5Vstb
+5Vstb
3
12
QY80
2SA1586
3
12
QY81
2SA1586
3
12
QY11
2SA1586
3
12
QY12
2SA1586
21
DY01
10V
DY02
8.2V
RY66
4.7k
RY56
330
RY57
330
3
21
QY31
2SD999
3
12
QY32
2SB798
LED_A
LED_B
GND
GND
3
12
QN91
2SA1586
RN93
10k
RN91
(1k)
RN92
1.5k
CN91
(1000/10)
LMU PN16
21
DN92
4.7V
1 3
2
DN93
DAN202U
1 2 3 4
JN91
GND
1
2
3
WN92
+12V
+5V
kill
(to AV BOARD)
(for N)
From 1410 pin 4-7
(AV BOARD)
(7 4)
1 3
2
DN91
(1SS302)
WY04
NC
NC
NC
Mute PCB
RC-6 PCB
Power SW PCB
Front Display PCB
7. Schematic diagram and Parts loocation
Front Display and Power SW, RC-6, Mute (N only)
51 52
CF01 D8
CF02 D8
CF03 C9
CF51 D10
CF52 D9
CY01 F3
CY02 G2
CY03 G3
CY04 G3
CY05 F2
CY06 F2
CY11 C5
CY12 C3
CY20 E2
CY21 E3
CY22 E3
CY23 E3
CY25 D3
CY26 D3
CY27 E2
CY28 E2
CY30 F4
CY31 F4
CY32 F5
CY33 F4
CY34 F4
CY50 D6
CY51 D6
CY70 B6
CY71 B6
CY72 B6
DF01 C9
DN91 B9
DN92 A9
DN93 A9
DY01 D1
DY01 G3
DY02 F3
DY10 D2
DY20 E2
DY40 F8
DY80 C2
DY81 C1
JF51 D8
JF52 D10
JN91 B9
JY01 F1
JY02 E1
JY03 F7
JY04 D7
LF01 D9
LY0 1 F 2
QF01 C9
QF51 D9
QN91 A9
QY01 F3
QY10 C4
QY11 D2
QY12 D1
QY20 E3
QY30 F5
QY31 F5
QY32 F5
QY40 F7
QY51 D6
QY52 E7
QY70 A2
QY71 B2
QY72 B2
QY80 C2
QY81 C1
RF01 C9
RF02 C9
RF03 C9
RF51 D9
RF52 D9
RF53 D9
RF54 D9
RN91 A8
RN92 A8
RN93 A9
RY01 F3
RY03 F3
RY11 D2
RY12 D2
RY13 D2
RY14 D2
RY15 D1
RY20 E3
RY21 E3
RY23 E3
RY25 D4
RY26 D4
RY27 D4
RY28 E3
RY30 F5
RY31 F5
RY32 F5
RY33 F5
RY34 F5
RY35 F5
RY36 F5
RY37 F5
RY38 F4
RY39 F4
RY40 D4
RY41 F6
RY42 F6
RY43 F7
RY44 F8
RY45 D5
RY50 D6
RY51 D6
RY52 D6
RY53 E6
RY54 E6
RY55 D7
RY56 D6
RY57 D6
RY60 B5
RY61 B6
RY62 B6
RY63 B6
RY64 B7
RY65 B7
RY66 B7
RY67 C6
RY70 A2
RY71 B2
RY72 B2
RY80 C2
RY81 C2
RY82 C2
RY83 C2
RY84 C2
RY85 C1
SF51 D10
SY01 B5
SY02 B6
SY03 B6
SY04 B7
SY05 C5
SY06 C6
SY07 C6
SY08 C6
SY09 C7
SY10 C7
SY40 F8
VY01 A3
WN92 A8
WY03 F8
XY01 D3
ZY01 D6