Aiwa XR-HG2MDK Service Manual page 27

Md/cd stereo system
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Pin No.
Pin Name
63
AM10K/P16
64
ECO OFF/P15
65
CASINO DEMO/P14
66
DEMO/P13
67
CD>MD (HIGH)/P12
68~71
P11~P8
72
VDD4
73~79
P7~P1
80
O-CD-LED
81
O-XLT
82
O-KSCAN
83
O-CD.OPEN
84
I-IFC/I-SUBQ
85
O-DISH.FWD
86
O-DISH.REV
87
PLL.CE
88
O-POWER
89
VSS2
90
VDD2
91
O-CD.CLK/PLL.CLK
92
O-CD ON
93
FAN
94
O-SRST
95
O-SOUT
96
I-SIN
97
I-ACLK
98
O-ARDY
99
O-SREQ
100
I-MREQ
I/O
I/O
Input for AM10K diode (Not used)/Output FL segment (P16).
I/O
Input for ECO OFF diode/Output FL segment (P15).
I/O
Input for CASINO DEMO diode/Output FL segment (P13).
I/O
Input for DEMO diode/Output FL segment (P13).
I/O
Input for CD>MD (HIGH) diode/Output FL segment (P12).
O
Output FL segment (P11~P8).
-
VDD for FL.
O
Output FL segment (P7~P1).
O
Output CD flash window LED ON/OFF.
O
Output latch.
O
Output key scan timing.
O
Output CD tray open.
I
Input tuner IFC/CD SUBQ detection.
O
Output turn CD table to forward.
O
Output turn CD table to reverse.
O
Output tuner PLL chip enable.
O
Output system power ON/OFF.
-
GND.
-
VDD for back up.
O
Output CD clock/PLL clock enable.
O
Output CD ON.
O
Output fan control (Not used).
O
Output MD SRST (Active L).
O
Output MD SOUT.
I
Input MD SIN.
I
Input MD ACLK (Active L).
O
Output MD ARDY (Active L).
O
Output MD SREQ (Active L).
I
Input MD MREQ (Active L).
– 27 –
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