Sony MZ-B100 MiniDisc Player User Manual


 
26
MZ-B100
Pin No. Pin name I/O Description
52 AVD2 Power supply terminal (for the analog) (+2.4V)
53 AVS2 Ground terminal (for the analog)
54 ADRB I A/D converter the lower limit voltage input (fixed at “L” in this set)
55 SE I Sled error signal input terminal Not used (fixed at “L”)
56 TE I Tracking error signal input from RF amp (IC501)
57 DCHG Connecting analog power supply of the low impedance (fixed at “H” in this set)
58 APC I Error signal input for the laser automatic power control Not used (fixed at “H”)
59 DSPVDD0 Power supply terminal (for DSP block) (+1.5V)
60 DSPVSS0 Ground terminal (for DSP block)
61 XTSL I
Input terminal for the frequency set up of the system clock “L”: 45.1584MHz,
“H”: 22.5792MHz (fixed at “L” in this set)
62 DIN1 I Input terminal of the record system digital audio signal
63 DOUT O Output terminal of the playback system digital audio signal Not used (open)
64 DAPWMLP O D/A converter PWM output terminal (L-CH right phase) Not used (open)
65 DAPWMLN O D/A converter PWM output terminal (L-CH reverse phase) Not used (open)
66 DAPWMRP O D/A converter PWM output terminal (R-CH right phase) Not used (open)
67 DADT O Audio data output to the external A/D converter Not used (open)
68 ADDT I Data input from the external A/D converter (IC301)
69 LRCK O L/R sampling block signal (44.1KHz) output to the external A/D converter (IC301)
70 XBCK O Bit clock signal (2.8224MHz) output to the external A/D converter (IC301)
71 FS256 O 11.2896MHz clock signal output to the external A/D converter (IC301)
72 MVCI I Clock signal input from the external VCO Not used (fixed at “L”)
73 DSPVDD1 Power supply terminal (for DSP block) (+1.5V)
74 ADFG I ADIP duplex FM signal (20.05±1kHz) input from RF amp (IC501)
75 F0CNT O Filter cut off control signal output terminal Not used (open)
76 DIFVDD0 Power supply terminal (for DSP I/F) (+2.3V)
77 DIFVSS0 Ground terminal (for DSP I/F)
78 APCREF O Reference PWM signal output for the laser automatic power control to RF amp (IC501)
79 LDDR O PWM signal output for the laser automatic power control Not used (open)
80 TRDR O Tracking servo drive PWM signal output (–) to the motor driver (IC701)
81 TFDR O Tracking servo drive PWM signal output (+) to the motor driver (IC701)
82 FFDR O Focus servo drive PWM signal output (+) to the motor driver (IC701)
83 FRDR O Focus servo drive PWM signal output (–) to the motor driver (IC701)
84 MCUVDD1 Power supply terminal (for the microcomputer block) (+1.5V)
85 FGIN I FG signal input terminal for the spindle CAV servo Not used (open)
86 FS4 O 176.4kHz clock signal output to the power control (IC601, IC901)
87 SPDU O Spindle motor drive control signal output (U) to the motor driver (IC701)
88 SPFD/SPVS/PWM3 O Spindle servo drive PWM signal output to the motor driver (IC701)
89 SPDV O Spindle motor drive control signal output (V) to the motor driver (IC701)
90 SPDW O Spindle motor drive control signal output (W) to the motor driver (IC701)
91 DSPVDD2 Power supply terminal (for DSP block) (+1.5V)
92 DSPVSS1 Ground terminal (for DSP block)
93 SPCU I Spindle motor drive comparison signal input (U) from the motor driver (IC701)
94 SPCV I Spindle motor drive comparison signal input (V) from the motor driver (IC701)
95 SPCW I Spindle motor drive comparison signal input (W) from the motor driver (IC701)
96 SRDR O Sled motor drive signal output (U) to the motor driver (IC701)
97 SFDR O Sled servo drive PWM signal output to the motor driver (IC701)
98 SLDV O Sled motor drive signal output (V) to the motor driver (IC701)
99 SLDW O Sled motor drive signal output (W) to the motor driver (IC701)
100 SLCU I Sled motor drive comparison signal input (U) from the motor driver (IC701)