Pin No.
Pin Name
89
FRDR
90
FS4
91
SRDR
92
SFDR
93
SPRD
94
SPFD
95
FGIN
96
TEST1
97
TEST2
98
TEST3
99
DVSS
100
EFMO
* I (A) for analog input, O (3) for 3-state output, and O (A) for analog output in the column I/O.
I/O
O
Focus servo drive PWM signal (–) output to the BH6511FS (IC303)
O
Clock signal (176.4 kHz) output terminal (X'tal system) Not used (open)
O
Sled servo drive PWM signal (–) output to the BH6511FS (IC303)
O
Sled servo drive PWM signal (+) output to the BH6511FS (IC303)
O
Spindle servo drive PWM signal (–) output to the BH6511FS (IC303)
O
Spindle servo drive PWM signal (+) output to the BH6511FS (IC303)
I
Not used (fixed at "L")
I
I
Input terminal for the test (fixed at "L")
I
—
Ground terminal (digital system)
O
EFM signal output terminal when recording mode Not used (open)
Description
49