Aiwa NSX-AJ800 Service Manual page 32

IC DESCRIPTION
IC, LC866560W-5V19
Pin No. Pin Name
1 O-C-SHIFT
2 O-POWER
3 O-2PB
4 O-PANE-LED
5 O-DATA
6 O-RMT
7 O-BIAS
8 O-MUTE
9
O-TU-ON/
O-STB-SHIFT-VCD
10 O-PANO-LED
11 HP-MUTE
12 RESET
13 I-DISH
14 I-SUBQ
15 VSS1
16 CF1
17 CF2
18 VDD1
19 I-HOLD
20 I-KEY1
21 I-KEY2
22 I-KEY3
23 I-PANEL-SW
24 I-JOG
25 I-SPEANA
26 I-CDSW
27 I-WRQ
28 I-TM-BASE
29 I-RMC
30 ~ 41 G12 ~ G1
42 ~ 45 P35 ~ P32
46 VDD3
47 P31
48 SPEANA-A/P30
49 SPEANA-B/P29
50 SPEANA-C/P28
51 VP
52 ~ 53 P27 ~ P26
54 ECO-OFF/P25
55 LW/P24
I/O
O Clock shift output for micro computer when tuner receiving broadcast.
O Power control ON/OFF output.
O DECK 2 / DECK 1 play output.
O Moving PANEL LED ON/OFF output (Not used).
O Data output.
O REC MUTE output.
O Bias ON/OFF output.
O System MUTE ON/OFF.
O Tuner power supply ON/OFF output/MICON standby shift VCD output.
O Panorama LED ON/OFF output.
I Head phone jack detection. "L" : MUTE
I Reset input for MICON.
I CD turnable photo sensor input.
I SUB-Q data input.
- Connected to ground.
I Oscillator circuit input (5.76 MHz).
O Oscillator circuit output (5.76 MHz).
- Digital power supply pin.
I Power failure detected input.
I Key A/D input 1.
I Key A/D input 2.
I Key A/D input 3.
I Panel OPEN/CLOSE detect switch AD input.
I Dial jog rotary encoder input.
I Spectrum analyser level detection.
I CD mehca switch input.
I CD WRQ input.
I Reference clock input for timer switch.
I System remote control signal input. "L" : ACTIVE
O FL grid G12 ~ G1 output.
O FL segment P35 ~ P32 output.
- Digital power supply pin.
O FL segment P31 output.
O Spectrum analyser BPF switching control A output/FL segment P30 output.
O Spectrum analyser BPF switching control B output/FL segment P29 output.
O Spectrum analyser BPF switching control C output/FL segment P28 output.
- Power supply for FL.
O FL segment P27 ~ P26 output.
I/O ECO-OFF data input<LH only>/FL segment P25 output.
I/O LW diode input (Not used)/FL segment P24 output.
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Description