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<< MICROCOMPUTER TERMINAL NAME AND OPERATION LOGIC >>
No. Terminal Name Function In/Out Logic Remarks
1 GND 0V
2 BAL INPUT BALANCE Out PWM out
3 REM OUT REMOTE CONTROL Out Remote control output
SIGNAL OUT
4 MUTE SOUND MUTE OUT Out Sound mute output
5 SP MUTE SPEAKER MUTE Out In muting = H
6 DEF POW Out
7 POWER POWER ON/OFF OUT Out Power control In ON = H
8 LED POWER LED OUTPUT Out Power LED on-control
LED lighting = L
9 SS RST STARSIGHT RESET Out Reset = L 0V
10 DVD CONT DVD CONTROL Out DVD = L, Other = H 0V
11 SCL0 IIC BUS CLOCK OUT Out IIC bus clock output 0
12 SDA0 IIC BUS DATA IN/OUT In/Out IIC bus data input/output 0
13 SYNC VCD H SYNC INPUT In Main picture H. sync signal input
14 PIP RST PIP RESET Out Reset = L
15 AFT2 IN In Sub tuner AFT S-curve input
16 AFT1 UV MAIN S-CURVE In Main tuner AFT S-curve
SIGNAL signal input
17 KEY A LOCAL KEY INPUT In Local key detection: 0 to 5V
18 KEY B LOCAL KEY INPUT In Local key detection: 0 to 5V
19 SGV TEST SIGNAL OUT Out Test signal output In normal = L 0V
20 SGA TEST AUDIO OUT Out Test audio output In normal = L 0V
21 VSS POWER GROUNDING — 0V: Gounding voltage 0V
22 CLK CLOCK OSD Out At display on: Pulse
23 CS CHIP SELECT Out At display on: Pulse
24 BUSY BUSY OSD In At display on: Pulse
25 DATA DATA OSD Out At display on: Pulse
26 OSD RESET RESET OSD Out Reset = L
27 VSYNC In VSYNC Pulse
28 OSC1 DISPLAY CLOCK Out 4.5MHz Pulse
29 OSC2 DISPLAY CLOCK In Pulse
30 TEST TEST MODE In GND fixed 0V
31 XIN SYSTEM CLOCK In System clock input 8MHz pulse
32 XOUT SYSTEM CLOCK Out System clock output 8MHz 8MHz pulse
33 RESET SYSTEM RESET In System reset input (In reset = L) 5V
34 EXT SP EXTERNAL SPEAKER In EXTERNAL = L, INT = H
35 RMT IN REMOTE CONTROL In In remote control pulse input = L In reception of
SIGNAL INPUT remote pulse
36 SYNC AV1 HSYNC INPUT In External H. sync signal input Pulse
37 SCL1 IIC BUS CLOCK OUT Out IIC bus clock output 1 Pulse
38 SDA1 IIC BUS DATA IN/OUT In/Out IIC bus data input/output 1 Pulse
39 I
2
C STP IIC BUS STOP In STOP = L
40 SS VD STARSIGHT VD In VSYNC for Starsight Pulse
41 ACP NSYNC INPUT In AC pulse input
42 VDD POWER — 5V 5V