Sony CFD-V15 - Cd Radio Cassette-corder, Service Manual

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– 11 –
Pin No. Pin name I/O Description
1 SEIN I CD SENS input.
2 CNIN I CD SENS input.
3 DATO O CD DSP command data output.
4 XLTO O Latch output.
5 CLKO O Clock output for CD DSP command.
6 DV
SS
– Digital ground.
7 DV
DD
– Digital power supply (+5V).
8 MON – Not used (Open).
9 MDP O Spindle motor drive control.
10 MDS – Not used (Open).
11 LOCK O Lock signal output.
12 VPCO2 – Not used (Open).
13 VPCO1 – Not used (Open).
14 VCKI – Not used (Connect to
!∞
pin).
15 V16M – Not used (Connect to
!¢
pin).
16 VCTL – Not used (“H” level).
17 PCO O Decoder PLL phase comparator output.
18 FILI I Decoder PLL filter input.
19 FILO O Decoder PLL filter output.
20 AV
SS
– Analog ground.
21 CLTV I Decoder PLL VCO control voltage input.
22 AV
DD
– Analog power supply (+5V).
23 RF I CD RF signal input.
24 BIAS I Playback EFM asymmetry current constant input.
25 ASYI I Playback EFM asymmerty comparater voltage input.
26 ASYO O Playback EFM full swing output.
27 TEST1 I Test terminal (Fixed at “L”).
28 TEST2 I Test terminal (Fixed at “L”).
29 XRST I CD reset input.
30 XRSTO O CD reset output. “L” : Reset
31 FOK I FOK signal input.
32 LRCK O L/R clock signal output.
33 LRCKI I L/R clock signal input.
34 PCMD O PCM data output.
35 PCMDI I PCM data input.
36 BCK O Bit clock signal output.
37 BCKI I Bit clock signal input.
38 GTOP – Not used (Open).
39 XPCK – Not used (Open).
40 GFS – Not used (Open).
41 RFCK – Not used (Open).
42 C2PO – Not used (Open).
43 DV
SS
– Digital ground.
44 DV
DD
– Digital power supply (+5V).
45 XROF – Not used (Open).
SECTION 6
DIAGRAMS
6-1. EXPLANATION OF IC TERMINALS
IC702 CD DIGITAL SIGNAL PROCESSOR, LED DRIVE, SYSTEM CONTROL (CXP401-601R)