Sony HCD-MD515 - Component For Dhcmd515 Service Manual page 59

Pin No. Pin Name I/O
90 FS4 O
91 SRDR O
92 SFDR O
93 SPRD O
94 SPFD O
95 TEST0 I
96 TEST1 I
97 TEST2 I
98 TEST3 I
99 DVSS —
100 EFMO O
Clock signal (176.4 kHz) output terminal (X'tal system) Not used (open)
Sled servo drive PWM signal (–) output to the BH6511FS (IC152)
Sled servo drive PWM signal (+) output to the BH6511FS (IC152)
Spindle servo drive PWM signal (–) output to the BH6511FS (IC152)
Spindle servo drive PWM signal (+) output to the BH6511FS (IC152)
Input terminal for the test (fixed at "L")
Ground terminal (digital system)
EFM signal output to over write head drive (IC181)
– 95 –
Function