Sony MXD-D3 Service Manual page 71

Pin No. Pin Name
78 MNT0 (FOK)
79 SCL
80 MNT2 (XBUSY)
81 LINE SEL3
82 CSET1
83 CSET0
84 to 88
NC
89 LEVEL L
90 LEVEL R
91 NC
92
KEY4
93
KEY3
94
KEY2
95 KEY1
96 AVSS
97
KEY0
98 VREF
99 AVCC
100 NC
I/O
Focus OK signal input from the CXD2656AR (IC121)
I
"H" is input when focus is on ("L": NG)
O
Clock signal output to the EEPROM (IC171)
I Busy signal input from the CXD2656AR (IC121)
O Audio line selection output terminal
I Destination setting terminal (pull down in this set)
I Destination setting terminal (pull down in this set)
O Not used (open)
I L-ch level input from the CD mechanism controller (IC501)
I R-ch level input from the CD mechanism controller (IC501)
O Not used (open)
Key input terminal (A/D input) S741 to S746 (x (MD), X (MD), H (MD), M (MD),
I
z REC (MD), A EJECT keys input)
Key input terminal (A/D input) S731 to S736 (m (MD), YES, MENU/NO, CD
I
CD SYNC NORMAL, A OPEN/CLOSE keys input)
Key input terminal (A/D input) S721 to S726 (l AMS L (MD), CLEAR (MD), TIME
I
(MD), PLAY MODE (MD), INPUT, DISPLAY keys input)
Key input terminal (A/D input) S711 to S716 (PLAY MODE (CD), TIME (CD), CLEAR (CD),
I
REC-IT (CD), M (CD), m (CD) keys input)
— Ground terminal
Key input terminal (A/D input) S701 to S705 (l AMS L (CD), x (CD), X (CD), H
I
(CD), I/1 keys input)
I Reference voltage (+3.3V) input terminal (for A/D converter)
— Power supply terminal (+3.3V) (for analog system )
O Not used (open)
Description
SYNC HIGH,
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