Aiwa NSX-AJ200 Service Manual download pdf (Page 33)

IC DESCRIPTION

IC, UPD780226GF-022-3BA<EXCEPT 205EZ> / UPD780228GF-079-3BA<205EZ>

Pin No. Pin Name I/O Description

1 SOL1 O DECK1 solenoid output.

2 SOL2 O DECK2 solenoid output.

3 O-MOTOR O DECK MOTOR ON/OFF output.

4 O-PB2 O DECK2/DECK1 play output.

5 O-BIAS O BIAS ON output.

6 O-RMT O REC mute output.

7 O-CD. ON O CD ON output.

8 O-TU. ON O TUNER ON output.

9 NC - Not connected.

10 O-STBY. LED O STANDBY LED ON/OFF output.

11 O-CLK SFT O Micon clock shift output.

12 ~ 16 NC - Not connected.

17 IC - Internal connection (connected to GND).

18 VSS0 - GND.

19 VDD0 - Power supply.

20 I-VOL A I Volume rotary encoder input A.

21 I-VOL B I Volume rotary encoder input B.

22 O-POWER O System power supply ON/OFF output.

23 O-DISH-R O CD turntable reverse rotation output.

24 CD. CE/O-CD DATA O CD enable output / CD data output.

25 I-TUNE/IFC I Tuner SD detection input / Tuner IF count input.

I-RDS. DATA

I/O

Tuner RDS data input (UPD780228GF-079-3BA only).

/O-STB. ECHO / Strobe output for shift register.

27 I-WRQ I CD WRQ input.

28 I-RDS. CLK I Tuner RDS clock input (UPD780228GF-079-3BA only).

29 I-SUB. Q I SUB Q data input.

30 RESET - System reset.

31 O-DSC DATA O Function IC control output.

32 I-STEREO I Tuner stereo input.

33 I-DRF I CD DRF input.

34 I-RMC I System remote control input.

35 I-TM. BASE I Base input for clock.

36 I-DISH I CD turntable photo sensor A/D input.

37 VDD1 - Power supply.

38 X2 - 4.19 MHz oscillator circuit.

39 X1 - 4.19 MHz oscillator circuit.

40 VSS1 - GND.

41 AVDD - Power supply.

42 I-HOLD I Power failure detected input.

43 I-CD SW I CD mecha switch input.

44 I-SPEANA1 I A/D 1 input for spectrum analyser level display.

– 33 –

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 43 44

Comments to this Manuals

No comments

Aiwa NSX-AJ200 Service Manual Page 33

Comments to this Manuals

Related products and manuals for Cassette players Aiwa NSX-AJ200