Aiwa NSX-SZ70 Service Manual page 28

IC DESCRIPTION
IC, LC876564V-5P35/LC876572V-5063/LC876572V5063
Pin No.
Pin Name
1 O-CLK
2 O-DATA
3 O-STB
4 O-POWER
5 O-STB
6 O-RYM-CS
7 O-PLL-CE
8 I-STEREO
9 O-CLK SHIFT
10 I-HP-MUTE
11 RESET
12 I-DISH
13 I-SPEANA
14 VSS1
15 CF 1
16 CF2
17 VDD1
18 I-HOLD
19 ~ 21 KEY 1 ~ 3
22 I-CDSW
23 I-RTVR
24 I-JOG
25 I-MIC
26 I-MS
27 I-TM-BASE
28 I-WRQ
29 I-RMC
30 ~ 42 G13 ~ G1
43 ~ 45 P35 ~ P33
46 VDD3
47 P32/SPEANA A
48 P31/SPEANA B
49 P30/SPEANA C
50 P29/BEAT-M
51 -VP
52 P28/AM-ST
53 P27/LW
54 P26/SW
55 P25/FM1
56 P24/KASINO
57 P23/ECO
I/O
O Common serial CLOCK output.
O Common Serial DATA output.
O Common serial STROBE output.
O System power ON/OFF output.
O Strobe output for shift register.
O Chip select output for rhythm IC.
O Chip enable output for PLL.
I Stereo detect input.
O Tuner clock shift output (active L).
I Headphones connect detect input.
I Reset input.
I CD turn table photo sensor input.
I Spectrum analyger level AD input.
– Connected to GND.
– 9.43MHz oscillator circuit.
– Power supply.
I Power supply voltage detect A/D input.
I KEY 1 ~ 3 A/D input.
I CD mechanism SW A/D input.
I Rotary encorder A/D input for VR.
I Rotary encorder A/D input for MULTI JOG.
I MIC input for auto vocal fader.
I DECK MS detect input
I Timebase clock (8Hz) input.
I CD WRQ input.
I Remote control signal input. Active: "L".
O FL grid G13 ~ G1 output.
O FL segment P35 ~ P33 output.
– Power supply.
O FL segment P32 output / Spectrum analyger band select output (A) .
O FL segment P31 output / Spectrum analyger band select output (B) .
O FL segment P30 output / Spectrum analyger band select output (C).
O/I FL segment P29 output / Beat master less diode input.
– Connected to -VFL.
O/I FL segment P28 output / AM-STEREO diode input (Not used).
O/I FL segment P27 output / LW diode input.
O/I FL segment P26 output / SW diode input(Not used).
O/I FL segment P25 output / FM1 diode input.
O/I FL segment P24 output / Initial KASINO DEMO diode input (Not used).
O/I FL segment P23 output / Initial ECO mode less diode input(Not used).
Description
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