Aiwa XR-M77 Service Manual page 29
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Also See for XR-M77:
- Operating instructions manual (19 pages) ,
- Service manual (12 pages) ,
- Operating instructions manual (19 pages)
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Pin No.
Pin Name
66
P14/AM WIDE
67
P13/FM WIDE
68
P12/LW
69
P11/SW
70
P10/OIRT
71
P9/RDS
72
VDD4
73-78
P3-P8
79
P2/CAM
80
P1/AUTO
81
O-QSURR
82
O-SWSCAN
83
O-MOTOR
84
O-FSTB
85
O-CDOPEN
86
O-CDCLOSE
87
O-POWER
______________
88
O-MDRST
89
VSS2
90
VDD2
91
O-RWC
___________
92
O-CQCK
93
O-MUTE
_____
94
O-PL
95-100
N.C.
I/O
O
FL tube anode output, and INT.DIODE MATRIX input.
O
FL tube anode output, and INT.DIODE MATRIX input.
O
FL tube anode output, and INT.DIODE MATRIX input.
O
FL tube anode output, and INT.DIODE MATRIX input.
O
FL tube anode output, and INT.DIODE MATRIX input.
O
FL tube anode output, and INT.DIODE MATRIX input.
—
Microprocessor power supply. (µ-com 5 V)
O
FL tube anode output. /SHOP
O
Deck mechanism status detection input. (CAM)
O
Deck mechanism status detection input. (AUTO)
O
Q-surround IC control output.
O
Key scan detection timing switch.
O
Deck mechanism motor control output.
O
Connected to front shift resistor IC BU2092 pin-5.
O
CD tray open control output.
O
CD tray close control output.
O
Power supply ON/OFF control.
O
MD unit 7ZG-9A reset signal output.
—
GND.
—
Microprocessor power supply. (µ-com 5 V)
O
Connected to CD DSP LC78622ED pin-54 RWC and CD ASP LA9241ML pin-53 CE.
Connected to CD DSP LC78622ED pin-57 CQCK and CD ASP LA9241ML pin-51
O
CL.
O
Main mute output.
O
Deck mechanism plunger solenoid control output.
—
Not connected.
49
Description
___________
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