Marantz SR-12N1G, Service Manual

Page: 10 / 76

10 9
CD IN
TAPE IN
TAPE OUT
CDR IN
CDR OUT
2
3
4
5
7
8
10
11
21
19
22
18
26
25
27
24
11 18
24
2
7
10
22
27
5
8
19
25 4
21
26 3
3
8
22
24
7
5
21
2
7
19
27 2 27
4
5
21
25
24
22
25 4
11
26
18
19
3
10
18 11
10
8
26
DSS IN
LD IN
DVD IN
TV IN
VCR1 IN
VCR1 OUT
VCR2 IN
VCR2 OUT
FRONT L/R
SURR L/R
SURR BACK L/R
CENTER
SUB WOOFER
VCR1 IN
LD IN
DVD IN
TV IN
DSS IN
VCR1 OUT
VCR2 IN
VCR2 OUT
+6dB DRV
+6dB DRV
+6dB DRV
CONT
NJM2296
NJM2534
CONT
+6dB
+6dB
DRV
+6dB
NJM2534
NJM2296
DRV
DRV
TV IN
DRV
DRV
CONT
+6dB DRV
DVD IN
+6dB
+6dB
NJM2234
DRV
DRV
LD IN
VCR1 OUT
VCR2 OUT
DRV
NJM2595
+6dB
NJM2595
VCR1 IN
DSS IN
VCR2 IN
+6dB
CONT
+6dB
NJM2234
Y
C
Y
Y
Y
Y
Y
Y
Y
C
C
C
C
C
C
C
+6dB
NJM2235
OSD
LC74781
NJM2234
NJM2234
NJM2235
NJM2249
DRV
DRV
DRV
BA7622
DRV
BA7622
DRV
DRV
MONITOR 1
MONITOR 2
MULTI MONI
Y
C
Y
C
MONITOR 1 OUT
MONITOR 2 OUT
DIG IN 2
DIG IN 3
DIG IN 4
DIG IN 5
DIG IN 6
DIG IN 7
DIG IN 8
DIG IN 9
DIG IN 1
OPT OUT
9p D-SUB
COAX OUT
RS232C
EX IR OUT
DC OUT 1
DC OUT 2
RC-5 IN
RC-5 OUT
MULTI RC IN
MULTI RC OUT
RST IC
H8S-2633
16bit µ-com
F-ROM
4M Flash
LC89055
DIR
CS49329
DSP DSP
CS49330
Level shift
Level shift
Level shift
Level shift
Parallel port
SPI signal
Memory Bus
Ds
Ds
Audio
Output Audio
Input Audio
Output Audio
Input Audio
Output
CKOUT
XMCK
MCLK
CLKIN
MCLK
CLKIN
E2P ROM
AK5383
2CH A/D
2CH D/A
CS4396
(FL/FR)
2CH D/A
(sL/sR)
CS4396
CS4396
(C/SW)
2CH D/A
2CH D/A
(SB L/R)
CS4396
E-VR
TC9459N
E-VR
TC9459N
E-VR
TC9459N
TC9459N
E-VR
E-VR
TC9459N
Front
C/SW
Surr
S-Back
Multi
FRONT L/R
CENTER/SW
SURR L/R
S-BACK L/R
P-AMP
P-AMP
P-AMP
P-AMP
P-AMP
P-AMP
P-AMP
FRONT L
FRONT R
CENTER
SURR L
SURR R
SB L
or
MULTI L
SB R
MULTI R
or
Temp.
Sensor
Sensor
Temp.
TA7317P
Temp
I/F 1
Temp
I/F 2
Fan
Driver
Cooling Fan
FRONT
SURROUND
CENTER
SURR BACK
M-SPKR
ROTARY ENCODER
ROTARY ENCODER
GYRO CONTROL
(MASTER VR)
(SURR MODE)
FL DISPLAY
FL DRIVER
NJU3430
KEY MATRIX IR SENSOR I RED
DVD
DSS
VCR 1
VCR 2
MONITOR OUT
Y
CB
CR
D-AUX
M F(L/R)
To Function SEL
M_F(L/R)
AUX(L/R)
From M-Ch in
From Front AUX
From Front AUX
AUX CVBS
From Front AUX
AUX Y/C
D-AUX
To DSP
To VIDEO(Y/C)
AUX Y/C
AUX CVBS
To VIDEO(CVBS)
To Function
AUX L/R
To Function SEL
TUNER L/R
TUNER
MODULE
TUNER L/R
From Tuner-M
+12V
SUB TRANSF
-B
-5V
+24V
+5VL
Regulator
+5VL Reg
+15V
Delay
Regulator
-15V
MAIN TRANSF
P-Down
+B
+5V
Power Down
Standby
AVSS Cont
AVSS LEV
AMP MONI
ALL MUTE
M-SPK
SPKR OFF
PH DET
SPKOFF
74HC4094
S-Register
P-EXP Cont
P-EXP Cont
S-Register
74HC4094 x2
OSD/FL Cont
M-RC OUT
M-RC IN
RC-5 OUT
RC-5 IN
RS232C
DC 1
DC 2
RC-5 IN
OSD/FL Cont
RC-6 Status
RC-6 Status
(RC-6 Status)
VR ENC
MOD ENC
GYRO
KEY
OSD/FL Cont
MOD ENC
KEY
VR ENC
GYRO
Standby
Power Dow
n
ALL MUTE
PH DET
AMP MONI
AVSS LEV
P-EXP Cont
Level Sens
DC/Current
Sens
Y Signal
C Signal
_W/N SW
W/_N SW
Ver.Up
SW
S-Register
74HC4094
Cascade
Cascade
M-SPK
S-Register
DC 2 DC 1
DIG/ANA
DIG/ANA
Lt/Rt
DSP FR
RC-6 Status
STANDBY LED
STANDBY
Ver.UP Busy
VR Cont
STANDBY
for U & S
1
2
1
2
1
2
1
2
1
2
1
1 2
1 2
1 2
1 2
1
2
CD(R)
CDR(R)
TUNER(R)
AUX(R)
M_F(R)
TAPE(R) TAPE(R)
CDR(R)
TUNER(R)
AUX(R)
M_F(R)
CD(R) CD(L)
TAPE(L)
TUNER(L)
AUX(L)
M_F(L)
CD(L)
TAPE(L)
TUNER(L)
AUX(L)
M_F(L)
CDR(L) CDR(L)
TAPE_OUT(R)
CDR_OUT(R)
TAPE_OUT(L)
CDR_OUT(L)
DSS(L)
LD(L)
DVD(L)
TV(L)
VCR1(L)
VCR2(L)
DSS(R)
LD(R)
DVD(R)
TV(R)
VCR1(R)
VCR2(R)
DSS(R)
LD(R)
DVD(R)
TV(R)
VCR1(R)
VCR2(R)
DSS(L)
LD(L)
DVD(L)
TV(L)
VCR1(L)
VCR2(L)
VCR1_OUT(L)
VCR2_OUT(L)
VCR1_OUT(R)
VCR2_OUT(R)
M-CENTE
R
M-SB(L)
M-SURR(L)
M-SURR(R) M-SB(R) M-SUB_W
M-SUB_W
M-CENTER
M-SB(L/R)
M-SURR(L/R)
VCR1_OUT
VCR2_OUT
VCR2_OUT(Y)
VCR1_OUT(Y)
VCR1_OUT(C)
VCR2_OUT(C)
TAPE_OUT
CDR_OUT
VCR1_OUT
VCR2_OUT
DSS_IN
LD_IN
DVD_IN
TV_IN
VCR1_IN
VCR2_IN
AUX_IN
DSS_IN
LD_IN
DVD_IN
TV_IN
VCR1_IN
VCR2_IN
AUX_IN
TV_IN
DSS_IN
LD_IN
DVD_IN
TV_IN
VCR1_IN
VCR2_IN
AUX_IN
DSS_IN
LD_IN
DVD_IN
TV_IN
VCR1_IN
VCR2_IN
AUC_IN
A-MULTI(R)
V-MULTI(L
)
Lt/Rt
D-SURR(L)
D-SB(L)
D-CENTE
R
D-S
W
D-SB(R
)
D-SURR(R)
Surr-L/R
C/SW
SB-L/R
SW
SB-R
sR
sL SB-L Center
Center/SW
sL/sR
SBL/SBR
Y
CB
CR
Y
CB
CR
Y
CB
CR
Y
CB
CR
D1
D2
D3
D4
D5
D6
D7
D8
D1
D2
D3
D4
D5
D6
D7
D8
D9
D-AUX
D1
D2
D3
D4
D5
D6
D7
D8
D9
D-AUX
D-AUX
A-MULTI(L
)
Function(R)
V-MULTI(R)
Function(L)
DVD-
Y
DSS-Y
V2-Y V1-Y
V2-CR V1-CR
DSS-CB DVD-CB
V2-CB V1-CB
DVD-CR DSS-CR
Lt/Rt
4. BLOCK DIAGRAM