– 67 –
Pin No. Pin Name
I / O
Function
82
BEEP
O
Beep sound drive signal output terminal Not used (open)
83
ADARES
O
Reset signal output to the A/D, D/A converter (IC201) “L”: reset
84
SWL-A
O
Not used (open)
85
SEL-B
O
Not used (open)
Laser modulation select signal output
Playback power: “L”, Stop: “H”,
Recording power:
86
MOD
O
87
REC/PB
O
Not used (open)
88
NC
—
Not used (open)
89
SCTX
O
Recording data output enable signal output to the CXD2650R (IC121)
Writing data transmission timing output (Also serves as the magnetic head on/off output)
90
XLATCH
O
Serial latch signal output to the CXD2650R (IC121) and A/D, D/A converter (IC201)
91
NC
—
Not used (open)
92
NC
—
Not used (open)
93
MUTE
O
Line mute control signal output to the CXA8065S (IC101)
94
LDOUT
O
Motor control signal output to the loading motor driver (IC311) *1
95
LDIN
O
Motor control signal output to the loading motor driver (IC311) *1
96
LIMIT-IN
I
Detection input from the sled limit-in detect switch (S681)
The optical pick-up is inner position when “L”
97
PROTECT
I
Rec-proof claw detect input from the protect detect switch (S683) “H”: write protect
98
REFLECT
I
Detection input from the disc reflection rate detect switch (S682)
“L”: high reflection rate disc, “H”: low reflection rate disc
99
GND
—
Ground terminal
100
+3.3V
—
Power supply terminal (+3.3V)
2 sec
0.5 sec
*1 Loading Motor Control
I N
OUT
BRAKE
RUN IDLE
LDIN (pin
(∞
)
“H”
“L”
“H”
“L”
LDOUT (pin
(¢
)
“L”
“H”
“H”
“L”
Terminal
Operation
Summary of Contents for CDP-EX770
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