Yamaha DSP-AX757SE Panduan Servis - Halaman 34

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Yamaha DSP-AX757SE Panduan Servis
RX-V757/DSP-AX757/DSP-AX757SE
RX-V657/HTR-5860
IC451 : M30622MWP-xxxFP (SUBTRANS P.C.B.)
16 bit µ-COM (CPU)
No.
Port
Name
35
SDA0
DTCV
36
SCL0
CKCV
37
P61
/HP
38
P60
/MTHP
39
P57
/MTCT
40
P56
/MTSW
41
P55
/EMP
42
P54
/MTZ2
43
P53
/MTFS
44
P52
CEEV
45
P51
ICEV
46
P50
/CE
47
P47
CESEL
48
P46
CKSEL
49
P45
DTSEL
50
P44
CKBD/MOD3
51
P43
DTBD
52
P42
CPNTD
53
P41
CPNTT
54
P40
SVIDD
55
P37
CEB/MOD2
56
P36
CES/MOD1
57
P35
SDTN
58
P34
SDRN
59
P33
SCKN
60
P32
RDSE/ICXM
61
P31
CEP
62
Vcc
Vcc
63
P30
SDTP
64
Vss
Vss
65
P27
SCKP
66
P26
SDRP
67
P25
TUNED
68
P24
/ST
69
P23
/TMUTE
70
P22
PRY
71
P21
SBRY
72
P20
ERY
73
INT5
PDET
74
INT4
/PSW
75
INT3
REM
76
P14
MBRY
77
P13
MARY
78
P12
Z2RY
79
P11
4ohm
80
P10
PRI
81
P07
PSV
82
P06
/PURD
83
P05
/BLK
84
P04
ISA
85
P03
ISB
86
P02
TONEA
87
P01
TONEB
88
P00
VRA
89
P107
VRB
90
AN6
PRV
91
AN5
PRD
92
AN4
PLDET
93
AN3
THM
94
AN2
ADKEY0
95
AN1
ADKEY1
96
Avss
Avss
97
AN0
DEST
98
Vref
Vref
99
Avcc
Avcc
100
P97
CEFD/MOD0
60
I/O
Function
SO
VIDEO Conversion DATA
SO
VIDEO Conversion Clock
I
HEAD PHONE Detect
O
HEAD PHONE Mute Output
O
MUTE Center
O
MUTE SW
I
For Flash Writing (LO)
O
Zone 2 MUTE
O
MUTE Front/Surround , Pre OUT
O
Electronic Volum IC Enable
O
Electronic Volume Reset
I
For Flash Writing (HI)
O
Selector IC Enable
SO
Selector IC Clock
O
Selector IC DATA
O/I
INPUT Selector (BD3841) Clock / Model Discriminate 3
O
BD3841 DATA
I
Component Signal Detector (DVD)
I
Component Signal Detector (D-TV)
I
S-Video Signal Detector
O/I
S/P Conversion Enable / Model Distinction 2
O/I
OSD Enable / Model Distinction 1
O
RDS, OSD, S/P Conversion IC TxD
I
RDS RxD
O
RDS, OSD, S/P Conversion IC Clock
O
RDS Enable / DABIC IC Reset
O
PLL IC Enable
Vcc
u-COM power supply, +5V
O
PLL IC TxD
Vss
u-COM Ground
O
PLL IC Clock
I+
PLL IC RxD
I+
TUNED
I+
TUNER /ST
O
TUNER MUTE
O
Power Relay Output
O
Surround Back SP Relay Output
O
Surround SP Relay Output
IRQ
Power Down DETECT INT
IRQ
Standby SW INPUT
IRQ
Remote Control Input
O
Front B SP Relay Output
O
Front A SP Relay Output
O
Zone 2 Relay Output
O
IMPEDANCE Control
I
Protection Excess-current Detect
O
Power Save
O
Pure Direct LED/VIDEO Power OFF
O
FL Driver Light Off
I
INPUT SEL. Rotaly A
I
INPUT SEL. Rotaly B
O
Tone Con. Rotaly A
I
Tone Con. Rotaly B
I
Volume Rotaly A
I
Volume Rotaly B
AD
Protection Power Supply Voltage Detect
AD
Protection DC Detect
AD
POWER LIMITTER DETECT
AD
Temperature Detect
AD
Key AD Input 0
AD
Key AD Input 1
Vss
AD Ground
AD
Destination Distinction
(+5v)
AD Reference
Vcc(BU)
AD Power Supply
O
FL Driver CE / Model Distinction 0