Read Sony CMT-PX333 / HCD-PX333 Service Manual online
84
HCD-PX333
Pin No.
Pin Name
I/O
Description
89
FRDR
O
Focus servo drive PWM signal (–) output to the BH6511FS (IC141)
90
FS4
O
Clock signal (176.4 kHz) output terminal (X’tal system) Not used (open)
91
SRDR
O
Sled servo drive PWM signal (–) output to the BH6511FS (IC141)
92
SFDR
O
Sled servo drive PWM signal (+) output to the BH6511FS (IC141)
93
SPRD
O
Spindle servo drive PWM signal (–) output to the BH6511FS (IC141)
94
SPFD
O
Spindle servo drive PWM signal (+) output to the BH6511FS (IC141)
95
FGIN
I (S)
96
TEST1
I
97
TEST2
I
98
TEST3
I
99
DVSS
—
Ground terminal (digital system)
100
EFMO
O
EFM signal output terminal when recording mode
* I (S) stands for schmitt input, I (A) for analog input, O (3) for 3-state output, and O (A) for analog output in the column I/O.
Input terminal for the test (fixed at “L”)
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