Sony MDX-61, Руководство по обслуживанию

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Pin No. Pin Name I/O Function
79 DCHG I (A) Connected to the Ground
80 APC I (A) Input terminal for the laser APC Not used this set (Fixed at “L”)
81 TEST1 I Test input terminal (Fixed at “L”)
82 ADFG I
ADIP double turned FM signal input from CXA1981AR (IC100)
(22.05kHz
±
1kHz) (TTL schmitt input)
83 TS25 I Test input terminal (Fixed at “L”)
84 LDDR O Laser APC signal output to CXA1981AR (IC100)
85 TRDR O Tracking servo drive signal outuput (–)
86 TFDR O Tracking servo drive signal outuput (+)
87 FFDR O Focus servo drive signal output (+)
88 DVDD1 – Power supply terminal (+3.3V) (Digital system)
89 FRDR O Focus servo drive signal output (–)
90 FS4 O 176.4kHz clock signal output (MCLK system) Not used this set (OPEN)
91 SRDR O Sled servo drive signal output (+)
92 SFDR O Sled servo drive signal output (–)
93 SPRD O Spindle servo drive signal output (+)
94 SPFD O Spindle servo drive signal output (–)
95 DCLO O Not used (OPEN)
96 DCLI I Not used (Fixed at “H”)
97 XDCL O Not used (OPEN)
98 OFTRK O Offtrack signal output Not used this set (OPEN)
99 COUT O Traverse count signal output Not used this set (OPEN)
100 DVSS2 – Ground terminal (Digital system)
*: On I/O section
(3): 3 state output (A): Analog output