Sony MDS-M9 - Page 30

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I/O
Function
Pin No. Pin Name
TEST1
ADFG
TS25
LDDR
TRDR
TFDR
FFDR
DVDD
FRDR
FS4
SRDR
SFDR
SPRD
SPFD
DCLO
DCLI
XDCL
OFTRK
COUT
DVSS
Test pin (Fixed at “L”)
Input of ADIP dual FM signal from CXA1981AR (IC101) (22.05 kHz ± 1 kHz)
(TTL Schmidt input)
Test pin (Fixed at “L”)
Laser APC signal output
Tracking servo drive signal output (–)
Tracking servo drive signal output (+)
Focus servo drive signal output (+)
Power supply pin (+5V) (Digital)
Focus servo drive signal output (–)
176.4 kHz clock signal output (MCLK)
Sled servo drive signal output (–)
Sled servo drive signal output (+)
Spindle servo drive signal output (–)
Spindle servo drive signal output (+)
Not used in this unit (Opened)
Not used in this unit (Fixed at “H”)
Not used in this unit (Opened)
Off track signal output
Traverse count signal output
Ground pin (Digital)
I
I
I
O
O
O
O
—
O
O
O
O
O
O
O
I
O
O
O
—
* (3) of I/O is 3-state output, (A) is analog output.
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100