Sony CDX-M770 - Fm/am Compact Disc Player, Руководство по обслуживанию

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CDX-M770
Pin No. Pin Name I/O Pin Description
52 TE I Tracking error signal input
53 CE I Center servo analog input
54 RFDC I RF signal input
55 ADIO O Test pin (Not used.)
56 AVSSO — Analog ground
57 IGEN I Constant current input from OP amplifier.
58 AVDDO — Analog ground
59 ASYO O EFM full-swing output (“L”: VSS, “H”: VDD)
60 ASYI I Asymmetry comparate voltage input
61 RFAC I EFM signal input
62 AVSS3 — Analog ground
63 CLTV I VCO control voltage input from master.
64 FILO O Filter output for master PLL. (slave=digital PLL)
65 FILI I Filter input from master PLL.
66 PCO O Charge pump output for master PLL.
67 AVDD3 — Analog power supply pin
68 BIAS I Asymmetry circuit constant current input
69 VCTL I VCO2 control input from wideband EFM PLL.
70 V16M O VCO2 oscillator output for wideband EFM PLL. (Not used.)
71 VPCO O Charge pump output for wideband EFM PLL. (Not used.)
72 DVSS — Digital ground
73 MD2 I Digital out ON/OFF control input (“L”: OFF, “H”: ON)
74 DOUT O Digital out output
75 ASYE I Asymmetry circuit ON/OFF input (“L”: OFF, “H”: ON)
76 DVDD — Digital power supply pin
77 LRCK O D/A interface LR clock output (f=Fs)
78 LRCKI I D/A interface LR clock input
79 PCMD O D/A interface serial data output (2’s COMP, MSB fast)
80 PCMD I D/A interface serial data input (2’s COMP, MSB fast)
81 BCK O D/A interface bit clock output
82 BCKI I D/A interface bit clock input
83 EMPH O Emphasis ON/OFF signal output
84 EMPHI I Emphasis ON/OFF signal input (“H”: ON, “L”: OFF)
85 XVDD — Power supply for master clock.
86 XTAI I X’tal oscillator input from master clock (16.9344 MHz).
87 XTAO O X’tal oscillator output for master clock (16.9344 MHz). (Not used.)
88 XVSS — Ground pin for master clock.
89 AVDD1 — Analog power supply pin
90 AOUT1 O Lch analog output (Not used.)
91 AIN1 I Lch OP amplifier input (Not used.)
92 LOUT1 O Lch LINE output (Not used.)
93 AVSS1 — Analog ground
94 AVSS2 — Analog ground
95 LOUT2 O Rch LINE output (Not used.)
96 AIN2 I Rch OP amplifier input (Not used.)
97 AOUT2 O Rch analog output (Not used.)
98 AVDD2 — Analog power supply pin
99 RMUT O Rch “0” detect Flug (Not used.)
100 LMUT O Lch “0” detect Flug (Not used.)