Sony HCD-C70 - Page 19

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Function
Signal indicating type of communication with CD mechanism controller (IC201)
“H”: Mechanism command “L”: File command
aN _
—
e)
WwW
Fl
Not used (Open)
a a
on ae oo
} Not used (Connected to GND)
Communication data read request (interruption request) signal from CD mechanism controller
(IC201)
AU BUS IN =a AU Bus input port (Interruption pin)
Not used (Connected to +5V)
utput of data to CD FL driver (IC602)
utput of clock to CD FL driver (IC602)
Not used (Connected to GND)
48 OINT
49
50
51
52
Oo
DPDAT
DPCK
ws WwW
a
mn x =
Not used (Connected to GND)
Not used (Open)
Not used (Connected to GND)
n
a x | wN
Pin connected for system clock (4.19 MHz) oscillator
N fe)
59
ws nmin
NO
a
y
mJ
stem reset input. “L”: Reset
a No
63
Not used (Open)
65
P133
P132
P131
P130 Oe
CMD3
CMD2
CMD1
CMDO
67
70
71
72
73
5
oN —
Q ¥ a eee "1 wa
a
~
>
li
o
~] wa
“| ~
78
79
80 KEY1 I
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mim r< |< N |] Ww
Peeeeeee