Kenwood KDC-C715/Y, Руководство по обслуживанию

Страница: 3 / 15

KDC-C715/Y
3
MICROCOMPUTER’S TERMINAL DESCRIPTION
UPD784214GC (X32-4660-00, IC7)
Pin No Name I/O Processing, Operation
1 TOUT O Test output
2 TSTB O Text data strobe signal
3 - O NC.
4 FOK I H: Focusing OK. L:Focusing NG.
5 X OFF O H: Servo IC oscillation OFF.
6 RST O L: Servo IC reset.
7 AO O H: Parameter setting. L: Address register setting.
8 STB O L: Data latch.
9 VDD Power supply connection.
10 X2 - Oscillator.
11 X1 I Oscillator.
12 VSS I GND.
13 XT2 - NC.
14 XT1 GND.
15 RESET I L:Reset.
16 BSY
17 MGSW I H:Holder IN. L:Holder OUT.
18 EJSW I H:Eject.
19 COMMSW I H:New. L:Old.
20 PACK I Text data pack sync signal.
21 CHCON I Changer control.
22 BUDET I B-U detection.
23 AVDD I A/D converter power supply.
24 AVREF I A/D converter reference voltage.
25 HOT I High temperature detection.
26 LPS I Position detection.
27 LOESW I L:Loading completed.
28 LIMSW I L:PU limit switch ON.
29 TOFF I Tracking off mode.
30 ADJSEL I H:Service adjustment OFF. L:Servo adjustment ON.
31 TBANK I H:Gain UP. L:Normal.
32 SIM3
33 AVSS GND.
34 LPSCO O A/D converter power supply. H:OFF.
35 AMUTE O L:Muting ON.
36 AVREF1 A/D converter power supply.
37 SDI I Servo data input.
38 SDO O Servo data output.
39 SCK O Servo clock output.
40 DATAH I Data input from H/U.