Yamaha RX-V3200 Service Manual page 44

RX-V3200/DSP-AX3200
No. Port No. Function name
76 VSS VSS
77 P41 A17
78 P40 A16
79 P37 A15
80 P36 A14
81 P35 A13
82 P34 A12
83 P33 A11
84 P32 A10
85 P31 A9
86 P124 SCKA
87 P123 SDTA
88 P122 CEL
89 P121 RIMA
90 P120 RIMB
91 VCC VCC
92 P30 A8
93 VSS VSS
94 P27 A7
95 P26 A6
96 P25 A5
97 P24 A4
98 P23 A3
99 P22 A2
100 P21 A1
101 P20 A0
102 P17 D15
103 P16 D14
104 P15 D13
105 P14 D12
106 P13 D11
107 P12 D10
108 P11 D9
109 P10 D8
110 P07 D7
111 P06 D6
112 P05 D5
113 P04 D4
114 P114 /MLV
115 P113 PRY
116 P112 SPE
117 P111 SPB
118 P110 SPA
119 P03 D3
120 P02 D2
121 P01 D1
122 P00 D0
123 P157 DCTRG
124 P156 CSINT
125 P155 BSW
126 P154 PSW
127 P153 /HP
128 P152 TMT
129 P151 /TUNED
130 VSS VSS
131 P150 /ST
132 VCC VCC
133 P107 RMV
134 P106 REC
135 P105 PREMT
136 P104 ADKEY1
137 P103 ADKEY0
138 P102 THM
139 P101 PRD
140 AVSS AVSS
141 P100 PRV
142 VREF VREF
143 AVCC AVCC
144 P97 RXDR
43
I/O Detail of function
VSS GND
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
SCK AUDIO IC CLOCK
SO AUDIO IC TX DATA
O SANYO IC CE
O POWER LIMITER A
O POWER LIMITER B
VCC +5V
EXT. ROM ADDRESS BUS
VSS GND
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM ADDRESS BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
O MAIN LEVEL
O POWER RELAY
O SP RELAY EFFECT
O SP RELAY B
O SP RELAY A
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
EXT. ROM DATA BUS
O DC TRIGGER CONTROL
I(IPU)/O CS-DSP INT / ABOOT
I(IPU) BASS EXT SW
I(IPU) PR. DIRECT SW
I(IPU) HEADPHONE DETECT
O TUNER MUTE
I(IPU) TUNING METER
VSS GND
I(IPU) TUNER STEREO
VCC +5V
AD Un-use (DETECT PL TYPE)
AD REC OUT SELECTOR
AD POWER LIMITER DETECT
AD KEY SW LINE 1
AD KEY SW LINE 0
AD TEMPERATURE DETECTION
AD DC PROTECTION
VSS AD GND
AD PS PROTECTION
VCC AD REFERENCE
VCC AD V
SI 232C / YDC RX DATA
Power ON Power OFF Backup
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
O OL OL
O OL OL
O OL OL
O OL OL
O OL OL
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
KEEP
O OL OL
O OL OL
O OL OL
O OL OL
O OL OL
KEEP
KEEP
KEEP
KEEP
O OL OL
I/O OL OL
I I OL
I I OL
I I OL
O OL OL
I I OL
I I OL
I I I
I I I
I I I
I I I
I I I
I I I
I I I
VSS VSS VSS
I I I
VCC VCC VCC
VCC VCC VCC
I I OL