Sony MDS-JE480 Service Manual page 52

MDS-JE480
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Pin No. Pin Name
92 VDIO1
93 VSIO1
94 F0CNT
95 VDC3
96 VSC3
97 XLRF
CLRF
98
DTRF
99
APCR
100
LDDR
101
TRDR
102
TFDR
103
104 FFDR
105 FRDR
106 FS4
107 SRDR
108 SFDR
109 SPRD
110 SPFD
111 FGIN
TE
L 13942296513
112-114 TST1 to TST3
115 EFMO
116 VDIO2
117 VSIO2
118 VDC4
119 VSC4
MDDT1
120
• Abbreviation
EFM: Eight to Fourteen Modulation
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I/O
— Power supply
— Ground
Filter f0 control output to the CXA2523AR
O
Power supply
—
Ground
—
Control latch output to the CXA2523AR
O
Control clock output to the CXA2523AR
O
Control data output to the CXA2523AR
O
Reference PWM output for the laser APC
O
PWM output for the laser digital APC (Not used) (Open)
O
Tracking servo drive PWM output (–)
O
Tracking servo drive PWM output (+)
O
Focus servo drive PWM output (+)
O
Focus servo drive PWM output (–)
O
O 4Fs clock signal output (Not used) (Open)
O Sled servo drive PWM output (–)
O Sled servo drive PWM output (+)
O Spindle servo drive PWM output (–)
O Spindle servo drive PWM output (+)
I Spindle CAV servo FG signal input
I Test input (Fixed at "L")
O EFM output when recording
— Power supply
— Ground
— Power supply
— Ground
I MD data mode1 switching signal input (Fixed at "L")
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Description
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