Service manual

 31 
IC DESCRIPTION
IC, LC87F65C8G-SAN1
Pin No. Pin Name I/O Description
1 I-STEREO I Tuner stereo signal input.
2 I-IFC I Tuner IF count serial data input.
3 NC  Not connected.
4 O-POWER O Power ON/OFF output.
5 I-HP-MUTE I Headphone insert detection input.
6 O-DATA(M) O IC control serial data output.
7 O-STB(M) O Main strobe output.
8 O-MUTE O Mute signal output.
9 O-STB(SHIFT) O Latch strobe output for Front shift register.
10 O-CLK-SHIFT O Micon clock shifts control output.
11 RESET I Reset input.
12 NC  Not connected.
13 I-DISH I DVD turntable photo sensor.
14 VSS1  GND.
15 CF1 I Oscillator input for system clock (9.43MHz).
16 CF2 O Oscillator output for system clock (9.43MHz).
17 VDD1  Power supply.
18 I-HOLD I Power failure detection input.
19 ~ 21 I-KEY1 ~ 3 I Tact key 1 ~ 3 input.
22 I-TU-SIG / I-MS I Tuner signal input / Music sensor signal input.
23 I-MECHASW I DVD Mecha detect switch.
24 I-SPEANA I Spectrum analyzer signal input.
25 NC  Not connected.
26 I-RE-VOL I Rotary encoder volume input.
27 I-RDS-CLK I RDS clock input. (Not used)
28 I-TM-BASE I Reference signal for clock.
29 I-RMC I Remote control signal input.
30 ~ 40 G11 ~ G1 O FL grid output.
41 NC  Not connected.
42 ~ 45 P35 ~ P32 O FL segment output.
46 VDD3  Power supply.
47 ~ 48 P31 ~ P30 O FL segment output.
49 P29 / O-SPEANA-C O FL segment output / Spectrum analyzer signal output C.
50 P28 / O-SPEANA-B O FL segment output / Spectrum analyzer signal output B.
51 VFL  Power supply for FL input.
52 P27 / O-SPEANA-A O FL segment output / Spectrum analyzer signal output A.
53 P26 O FL segment output.
54 P25 / I-NO-CASINO O/I FL segment output / NO-CASINO initial diode setting input.
55 P34 / I-KARAOKE O/I FL segment output / KARAOKE initial diode setting input.
56 P23 / NO-DEMO O/I FL segment output / NO-DEMO initial diode setting input (not used).
57 P22 / AC-3 O/I FL segment output / AC-3 initial diode setting input.