– 34 –
51
SQCLK
O
Output of clock signal to CXD2530Q (IC101)
52
SUBQ
I
Input of subcode Q data signal from CXD2530Q (IC101)
53
—
—
Not used
54
—
—
Connected to the power supply
55
MGLK
I
Input of magazine eject completion detect switch (SW301)
“L”: Eject completed
56
SCOR
I
Input of subcode sync detect signal from CXD2530Q (IC101)
57
SENS2
I
Input of sense signal from CXA1992AR (IC11)
58
PWM
O
Output of PWM for control to elevator motor drive (IC301)
59
—
—
Not used
60
MAG.SW
I
Input of magazine detection switch (SW302)
“L”: Magazine detected
61
BUCHECK
I
Input of backup detection detection
“H”: Backup on
62
W.UP
I
Input of Bus on or EJECT key
63
C.OUT
I
Input of track counting signal
64
EEDATA
I/O
Input/output of data signal to E
2
PROM (IC303)
65
EECLK
O
Output of clock signal to E
2
PROM (IC303)
66
EEINIT
I
Input of initialize signal from E
2
PROM (IC303)
fixed at “L”
67
—
—
Not used
68
SINGLE
I
Selection of single mode
“L”: Single CD playing
69
FOK
I
Input of focus OK signal from CXA1992AR (IC11) and CXD2530Q (IC101)
70
GFS
I
Input of guard frame sync signal from CXD2530Q (IC101)
71
SENS1
I
Input of sense signal from CXD2530Q (IC101)
72
VDD
—
Power supply
73
—
—
Connected to the power supply
74
CD CLK
O
Output of serial data transfer clock signal to CXD2530Q (IC101)
75
CD XLT
O
Output of latch signal to CXD2530Q (IC101)
76
CD DATA
O
Output of serial data signal to CXD2530Q (IC101)
77-80
—
—
Not used
Pin No.
Pin Name
I/O
Function
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