Sony CDP-CE575 - Disc Carousel, Руководство по обслуживанию

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CDP-CE575
Pin No. Pin Name I/O Description
43 RFDC I RF signal input from the CXA2581N (IC131)
44 ADIO O
Monitor output of the A/D converter input signal Not used (open)
45 AVSS0 —
Ground terminal (digital system)
46 IGEN I
Stabilized current input for operational amplifiers
47 AVDD0 —
Power supply terminal (+5V) (digital system)
48 ASYO O
Playback EFM full-swing output terminal
49 ASYI I
Playback EFM asymmetry comparator voltage input terminal
50 BIAS I
Playback EFM asymmetry circuit constant current input terminal
51 RFAC I
EFM signal input from the CXA2581N (IC131)
52 AVSS3 —
Ground terminal (digital system)
53 CLTV I
Internal VCO control voltage input of the playback master PLL
54 FILO O
Filter output for master clock of the playback master PLL
55 FILI I
Filter input for master clock of the playback master PLL
56 PCO O
Phase comparison output for master clock of the playback EFM master PLL
57 AVDD3 —
Power supply terminal (+5V) (digital system)
58 VSS —
Ground terminal (digital system)
59 VDD —
Power supply terminal (+5V) (digital system)
60 DOUT O
Digital audio signal output to the DIGITAL OUT OPTICAL (IC303)
61 LRCK O
L/R sampling clock signal (44.1 kHz) output terminal Not used (open)
62 PCMD O
D/A interface serial data output terminal Not used (open)
63 BCK O
Bit clock signal (2.8224 MHz) output terminal Not used (open)
64 EMPH O
De-emphasis control signal output terminal Not used (open)
65 XVDD —
Power supply terminal (+5V) (crystal oscillator system)
66 XTAI I
System clock input terminal (16.9344 MHz)
67 XTAO O
System clock output terminal (16.9344 MHz)
68 XVSS —
Ground terminal (crystal oscillator system)
69 AVDD1 —
Power supply terminal (+5V) (analog system)
70 AOUT1 O
L-ch analog audio signal output terminal
71 AIN1 I
L-ch operational amplifiers input terminal
72 LOUT1 O
L-ch line output terminal
73 AVSS1 —
Ground terminal (analog system)
74 AVSS2 —
Ground terminal (analog system)
75 LOUT2 O
R-ch line output terminal
76 AIN2 I
R-ch operational amplifiers input terminal
77 AOUT2 O
R-ch analog audio signal output terminal
78 AVDD2 —
Power supply terminal (+5V) (analog system)
79 RMUT O
R-ch line muting on/off control signal output terminal
80 LMUT O
L-ch line muting on/off control signal output terminal