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Pin Name Function I/O Description
1 P44 P-FAIL(DIGITAL) IN Power Failure for Digital Circuit, Failure : Low
2 P45 POWER-2 OUT Power port for LCD panel, Panel On : Low
3 P46 ACK OUT IIC bus control for factory, Detect STATUS : Low
4 P47 STATUS IN IIC bus control for factory, Connect to factory line : Low
5 INT0 AC FAIL IN AC Shut-off port, Low : AMP Mute -> On
6 SCL1 SCL1 I/O IIC Bus port for EEPROM, SCL : Clock
7 SDA1 SDA1 I/O IIC Bus port for EEPROM, SDA : Data
8 P53 POWER-3 OUT Power port for audio circuit, Power On : High
9 AIN1 PANEL OPT IN For Panel Option and BBE
10 P55 S-IN IN For S detection, Low : S-Input
11 AIN3 AFT IN AFT Voltage Input (RF)
12 AIN4 KEY IN IN Key Input
13 AIN5 APL IN APL Voltage Input
14 P62 AMP MUTE OUT Mute : High
15 P63 IO RESET OUT For color decoder, Reset : High
16 P57 P-FAIL(ANALOG) IN Power Failure for Analog Circuit, Failure : Low
17 N.C. – – Not used
18 R OSD-R OUT OSD-R Output
19 G OSD-G OUT OSD-G Output
20 B OSD-B OUT OSD-B Output
21 Y OSD-Y OUT OSD-Y Output
22 HD OSD-HD IN OSD-Hsync Output
23 VD OSD-VD IN OSD-Vsync Output
24 OSC1 OSC-CLK IN Clock Input for OSD
25 OSC2 OSC-CLK OUT Clock Output for OSD
26 TEST TEST IN Test port
27 XIN XIN IN Main Clock Input
28 XOUT XOUT OUT Main Clock Output
29 RESET RESET IN Reset port, Reset : Low level input
30 P20 IN Not Used (Connect to Ground)
31 RXIN RC IN IN RC Input
32 P31 LED OUT For LED, Power On : High
33 SCL0 SCL0 I/O IIC Bus port for IC
34 SDA0 SDA0 I/O IIC Bus port for IC
35 VVSS VVSS IN Connect to ground
36 VIN1 VIDEO IN1 IN CCD Data Slicer
37 VIN2 VIDEO IN2 IN CCD Data Slicer
38 N.C. – – Not used
39 VDD VDD – 5V
40 VSS VSS – GND
41 P40 SCR RESET OUT Reset port for Scaler, Reset : High output
42 P41 B-LIGHT OUT For panel back light On/Off, Light On : High
43 PWM2 B-BRIGHT OUT For back light brightness, PWM Output, Bright : Low
44 P43 POWER-1 O Power port for main, Power On : Low
System Control (CPU : IC801)
CONTROL PORT FUNCTIONS