Aiwa NSX-R50, Руководство по обслуживанию

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IC DESCRIPTION
IC,
µ
PD780228-061-3BA
Pin Name I/O
Description
Pin No.
1 O-MOTOR O DECK MOTOR ON/OFF output.
2 O-SOL1 O DECK1 solenoid ON/OFF output.
3 O-SOL2 O DECK2 solenoid ON/OFF output.
4 O-LED_STB O STB signal make clock and data effective.
5 O-MUTE O System MUTE ON/OFF output.
6 O-KSCAN O Switch SCAN timing output.
7 O-BIAS O Deck 2 BIAS ON/OFF output.
8 I-TM_BASE I Base input for clock.
9 I-FUNC_A I Function rotary encoder input A.
10 I-FUNC_B I Function rotary encoder input B.
11 CAM2 I Deck 2 CAM STOP switch data input.
12 CAM1 I Deck 1 CAM STOP switch data input.
13 AUTO2 I Deck 2 AUTO STOP switch data input
14 AUTO1 I Deck 1 AUTO STOP switch data input
15 CST2 I Deck 2 cassette detect switch data input.
16 CST1 I Deck 1 cassette detect switch data input.
17 IC – Internal connection (connected to GND).
18 VSS0 – GND.
19 VDD0 – Power supply.
20 O-POWER O System power supply ON/OFF output.
21 I-JOG_A I Dial jog rotary encoder input A
22 I-JOG_B I Dial jog ratary encoder input B.
23 I-VOL_A I Volume rotary encoder input A.
24 I-VOL_B I Volume rotary encoder input B
25 I-SUBQ I CD SUBQ data input.
26 I-WRQ I CD interrupt signal input.
27 I-DRF I CD focus ON detect data input.
28 I-RDS_CLK I Tuner RDS clock input. (EZ only)
29 I-RDS_DATA I Tuner RDS data input. (EZ only)
30 RESET – System reset input (ON/OFF).
31 O-DSC/O-DATA O Function IC / Tuner IC, data output.
32 O-CLK_SFT O MICON clock shift output.
33 I-IFC I Tune IF count serial data input.
34 I-RMC I System remote control signal input.
35 I-DISH I CD turntable photo sensor input A/D converter input.
36 I-STEREO I Tuner STEREO detect input.
37 VDD1 - Power supply.
38 X2 - 4.19MHz oscillator circuit.
39 X1 - 4.19MHz oscillator circuit.
40 VSS1 – GND.
41 AVDD – Power supply.
42 I-HOLD I Power failure detected input.
43 I-CDSW I CD mecha switch A/D converter input.