Yamaha RX-V3000RDS Service Manual page 32

RX-V3000/RX-V3000RDS
IC526 : M30802SGP (FUNCTION P.C.B.)
16 bit µ-COM (CPU)
No. PORT Name
56 P133 /BEC
57 VSS VSS
58 P132 /Z2MT
59 VCC VCC
60 P131 /HPMT
61 P130 /FMTF
62 BCLK BCLK
63 /RD /RD
64 /BHE BHE
65 /WR /WR
66 P127 /FMTS
67 P126 /FMTC
68 P125 /FMTM
69 /CS0 CS0
70 /CS1 CS1
71 /CS2 CS2
72 /CS3 CS3
73 A19 A19
74 VCC VCC
75 A18 A18
76 VSS VSS
77 A17 A17
78 A16 A16
79 A15 A15
80 A14 A14
81 A13 A13
82 A12 A12
83 A11 A11
84 A10 A10
85 A9 A9
86 P124 SCKA
87 P123 SDTA
88 P122 CEL
89 P121 LD
90 P120
91 VCC VCC
92 A8 A8
93 VSS VSS
94 A7 A7
95 A6 A6
96 A5 A5
97 A4 A4
98 A3 A3
99 A2 A2
100 A1 A1
101 A0 A0
102 D15 D15
103 D14 D14
104 D13 D13
105 D12 D12
106 D11 D11
107 D10 D10
108 D9 D9
109 D8 D8
110 D7 D7
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Function
Bass Extension Control
Ground
ZONE2 Mute
+ 5V
Head Phone Mute
Full Mute (FL/FR)
Unconnected
OE for Flash Memory
Unconnected
WE for Flash Memory
Full Mute (SWL/SWR/SW MONO)
Full Mute (CENTER)
Full Mute (L/R/RL/RC/RR)
CE for Flash Memory
Unconnected
Unconnected
Unconnected
Unconnected
+ 5V
Address bus
Ground
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
SCK for Audio IC
SDT for Audio IC
CE for Audio IC (Sanyo)
Power limiter A
Unconnected
+ 5V
Address bus
Ground
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Unconnected
Data bus
Data bus
Data bus
Data bus
Data bus
Data bus
Data bus
Data bus
Data bus
Power On Power Off Backup
O OL OL
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O OL OL
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O OL OL
O OL OL
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O OL OL
O OL OL
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