Read Sony CMT-C7NT / HCD-C7NT Service Manual online
77
HCD-C7NT
Pin No.
86
87
88
89
90
91
92
93
94
95
96 to 98
99
100
I/O
O
—
O
O
O
O
O
O
O
I (S)
I
—
O
Pin Name
TFDR
DVDD
FFDR
FRDR
FS4
SRDR
SFDR
SPRD
SPFD
FGIN
TEST1 to TEST3
DVSS
EFMO
Description
Tracking servo drive PWM output (+) to the BH6519FS
+3V power supply (Digital)
Focus servo drive PWM output (+) to the BH6519FS
Focus servo drive PWM output (–) to the BH6519FS
176.4 kHz clock signal output (X’tal) (Not used)
Sled servo drive PWM output (–) to the BH6519FS
Sled servo drive PWM output (+) to the BH6519FS
Spindle servo drive PWM output (–) to the BH6519FS
Spindle servo drive PWM output (+) to the BH6519FS
Test input (Fixed at “L”)
Ground (Digital)
EFM output when recording to the over write head driver
• Abbreviation
EFM: Eight to Fourteen Modulation
Click on the first or last page to see other CMT-C7NT / HCD-C7NT service manuals if exist.