Sony CFD-V6, Руководство по обслуживанию

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13
CFD-V6
Pin No. Pin name I/O Description
1 to 4 NC — Not used (open)
5 IC — Connect to ground.
6 XT1 I Connect to ground.
7 XT2 — Not used (open)
8 VDD — Power supply terminal (B+ 3.3 V)
9 VSS — Ground terminal
10 CL1 I Oscillator terminal (4 MHz)
11 CL2 — Oscillator terminal (4 MHz)
12 RESET I Reset signal input
13 NC — Not used (open)
14 SYNC–R — Not used (open)
15 CE O Chip enable signal output
16 C–RST O Reset signal output to the LC78645E (IC701)
17 CAPH — Charge pump capacitor terminal
18 CAPL — Charge pump capacitor terminal
19 to 21 VLC0 to 2 — Capacitor connect terminal
22 to 25 COM0 to 3 O LCD common drive output
26 to 43 S0 to 17 — Not used (open)
44 to 48 S18 to 22 O LCD segment drive output
49 S23 — Not used (open)
50 ENTER I Key (ENTER) input
51 MODE I Key (MODE) input
52 PLAY I Key ( H PLAY) input
53 FR I Key ( l FR) input
54 FF I Key (
L
FF) input
55 STOP I Key ( s STOP) input
56 DOOR I Door open/close input
57 WRQ I Command signal input
58 TEST I Test mode signal terminal input (TEST: L)
59 MUTE O Mute signal output
60 FSEQ I Frame SYNC signal input
61 DRF I DRF (Defect RF) input
62 DO O Serial data output
63 DIN I Serial data input
64 CLK I Clock signal input
SECTION 6
DIAGRAMS
6-1. IC PIN FUNCTION DESCRINTION
IC801
µ
PD789316GK-503-9ET SIGNAL PROCESSOR, D/A CONVERTER, LCD DRIVE, SYSTEM CONTROL