54
DCHG
APC
ADFG
F0CNT
XLRF
CKRF
DTRF
APCREF
LDDR
TRDR
TFDR
DVDD
FFDR
FRDR
FS4
SRDR
SFDR
SPRD
SPFD
FGIN
TEST1
TEST2
TEST3
DVSS
EFMO
I
I
I
O
O
O
O
O
O
O
O
—
O
O
O
O
O
O
O
I
I
I
I
—
O
Pin No.
Pin Name
I/O
Description
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
Connected to the low impedance power supply.
Error signal input to the laser digital APC.
ADIP2 binary-converted FM signal (22.05±1 kHz) input.
Current source setting output terminal to CXA2523.
Latch output for CXA2523 control. Latched at rise-up.
Shift clock output for CXA2523 control.
Data output for CXA2523 control.
Reference PWM output to laser APC.
PWM output to laser digital APC. (Not used).
Tracking servo drive PWM output. (-).
Tracking servo drive PWM output. (+).
Digital power supply.
Focus servo drive PWM output. (+).
Focus servo drive PWM output. (-).
4 fs output. (176.4 kHz).
Sled servo drive PWM output. (-).
Sled servo drive PWM output. (+).
Spindle servo drive PWM output. (PWM (-) or negative polarity).
Spindle servo drive PWM output. (PWM (+) or PWM absolute value).
FG input to spindle CAV servo.
Test pin. Connected to GND.
Test pin. Connected to GND.
Test pin. Connected to GND.
Digital GND.
Low signal during playback. EFM (encode data) output: during recording.
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QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
