Marantz SR-12S1 Service Manual page 45
Av surround receiver
Hide thumbs
Also See for SR-12S1:
- User manual (58 pages) ,
- Service manual (76 pages) ,
- User manual (328 pages)
Table of Contents
Advertisement
39 P17/
I/O
O
_ADCAL
40 PE0
I/O
O
DATAODIR
I/O
O
41 PE1
CLKDIR
42 PE2
I/O
O
_CEDIR
43 PE3
I/O
I
DATAIDIR
I/O
I
44 PE4
XSTATE
45 PE5
I/O
O
_XMODE
46 PE6
I/O
O
KILLSCI
I/O
O
47 PE7
_STANDBY
48 VSS
I
-
GND
49 PD0
I/O
I/O
EMADU0
I
-
50 PVCC1
PVcc
51 PD1
I/O
I/O
EMADU1
52 PD2
I/O
I/O
EMADU2
I/O
I/O
53 PD3
EMADU3
54 PD4
I/O
I/O
EMADU4
55 PD5
I/O
I/O
EMADU5
56 PD6
I/O
I/O
EMADU6
57 PD7
I/O
I/O
EMADU7
I/O
I
58 P30/
PEAK
59 P31/
I/O
O
_RSTFL
60 PVCC2
I
-
PVcc
I/O
Int
61 P32/SDA1/
_PROTECT2
IRQ4/
62
VSS
I
-
GND
63 P33/SCL1/
I/O
O
BTMODE3
I/O
SD
64 P34/SDA0/
IICDATA
65 P35/SCL0/
I/O
SC
IICCLK
IRQ5/
66 P36/RxD4
I/O
O
_RSTDSP1
NC
-
-
67
N.C.
68 NC
-
-
N.C.
69 P37/TxD4
I/O
O
_RSTDSP2
I/O
O
70 PG0/_IRQ6
BTMODE1
71 PG1/_IRQ7
I/O
O
BTMODE2
PG2
72
I/O
O
_FRWE
73 PG3
I/O
O
_FROE
74 PG4
I/O
O
FREXTMEM
75 _WDTOVF
No
O
76 PLLVCC
I
YES
PLLVCC
77 PLLCAP
I
YES
78 PCCVSS
I
YES
GND
79 _RES
I
YES
80 MNI
I
NO
81 _STBY
NO
I
82 FWE
I
YES
FWE
83 XTAL
I
YES
84 VCC
I
YES
Vcc
85 EXTAL
I
YES
86 VSS
I
-
GND
OSC1
I
N
O
87
88 OSC2
I
NO
89 PVCC1
I
YES
PVcc
90 PF7/ φ
I/O
I
CAL
91 VSS
I
YES
GND
92 PF6
I/O
O
CE_ASW
93 PF5
I/O
O
CE_VOL
94 PF4
I/O
O
CE_VOL-M
95 PF3/_IRQ3/
I/O
INT
REQ2
PF2
I/O
O
96
_SPKROFF
97 PF1/BUZZ
I/O
O
_BHIGH
98 PF0/_IRQ2
I/O
INT
REQ1
NC
-
-
99
100 NC
-
-
101 AVCC
I
-
AVcc
102 Vref
I
-
Vref
All manuals and user guides at all-guides.com
L
L
ADC
L
DIR
L
DIR
L
L
DIR
L
DIR
-
DIR
L
L
DIR
H
L
Kill CLKto Analog Input IC
L
L
Standby Power
-
-
GND
-
L
exFROM I/F
-
-
+5V
-
L
exFROM I/F
L
exFROM I/F
L
exFROM I/F
L
exFROM I/F
L
exFROM I/F
L
exFROM I/F
L
exFROM I/F
H
-
Peak Indicator
L
L
Reset FL Driver
-
-
+5V
L
-
Emergency Protection
-
-
GND
-
L
exFROM I/F
-
L
I2C0 for DSP,E2PROM,EXP
-
L
I2C0 for DSP,E2PROM,EXP
L
L
DSP1
-
-
N.C.
-
-
N.C.
L
L
DSP1
-
L
exFROM I/F
-
L
exFROM I/F
L
L
exFROM I/F
L
L
exFROM I/F
-
L
exFROM I/F
L
-
WDT OVF Output
-
-
DC supply for PLL (3.3V)
-
-
For PLL
-
-
GND for PLL
L
-
Reset
-
-
Fix H
L
H
Fix H
H
L
Normal :L, Boot :H
-
-
X'tal (4 or 5M)
-
-
+3.3V
-
-
X'tal (4 or 5M)
-
-
GND
-
-
+3.3V
-
-
N.C.
-
-
+5V
H
-
Calibration status from ADC
-
-
GND
L
L
Analog Switch
L
Volume IC
L
Volume IC
L
-
DSP2
L
L
Speaker relay
L
L
Power Amp
L
-
DSP1
-
-
N.C.
-
-
N.C.
-
-
+5V
-
-
+5V
61
I
AD
103 P40/AN0
KEY0
104 P41/AN1
I
AD
KEY1
105 P42/AN2
I
AD
KEY2
I
AD
106 P43/AN3
KEY3
107 P44/AN4
I
AD
PROTECT1
I
AD
108 P45/AN5
MODE1
109
P46/AN6/DA0
I
A
D
MODE2
110 P47/AN7/DA1
I
I
GYRO-
111 P90/AN8
I
I
GYRO+
112 P91/AN9
I
I
VOL+
113 P92/AN10
I
I
VOL-
114 P93/AN11
I
I
SEL+
115 P94/AN12
I
I
SEL-
116 P95/AN13
I
I
_HPDET
117 P96/AN14/DA2
I
I
AVSSDET
118 P97/AN15/DA3
I
I
MLTRC5I
119 AVSS
I
-
GND
120 P70/
I/O
O
_STBY LED
121 P71/
I/O
O
_RSFL
122 P72/
I/O
O
_CEFLD
123 P73/
I/O
O
_BPOSD
124 P74/
I/O
O
_CEOSD
125 P75/SCK3/
I/O
SC
SIOCLK
I/O
126 P76/RxD3
O
D_A
127 P77/TxD3
I/O
SO
SIODATA
I
YES
128 MD0
MD0
Pin Assignment
-
-
Front Key
-
-
Front Key
-
-
Front Key
-
-
Front Key
-
-
Protect SPKR
-
-
CPU mode
-
-
CPU mode
-
-
Front Gyro
-
-
Front Gyro
-
-
Front Vol. Encoder
-
-
Front Vol. Encoder
-
-
Front Select. Encoder
-
-
Front Select. Encoder
L
-
HP Jack
H
-
power circuit
-
-
Multi RC5 IN
-
-
GND
L
H* Standby LED On
L
L
Front FL driver
L
L
Front FL driver
L
L
Video Circuit
L
H
Video Circuit
-
-
Front FL & Video(OSD)
-
L
DIR or _ADC sel
-
-
Front FL & Video(OSD)
-
-
+5V
62
Advertisement
Table of Contents
