Sharp LC-20AV7U Service Manual - Page 53

Pin No. Signal Name Function 127 OB[4] Pixel Data Output (OB) 128 OB[3] Pixel Data Output (OB) 129 OB[2] Pixel Data Output (OB) 130 OB[1] Pixel Data Output (OB) 131 OB[0] Pixel Data Output (OB) 132 OG[5] Pixel Data Output (OG) 133 OG[4] Pixel Data Output (OG) 134 VDD+3.3V +3.3V VDD 135 VDD+3.3V +3.3V VDD 136 VDD+3.3V +3.3V VDD 137 OG[3] Pixel Data Output (OG) 138 OG[2] Pixel Data Output (OG) 139 OG[1] Pixel Data Output (OG) 140 OG[0] Pixel Data Output (OG) 141 OR[5] Pixel Data Output (OR) 142 OR[4] Pixel Data Output (OG) 143 OR[3] Pixel Data Output (OG) 144 OR[2] Pixel Data Output (OG) 145 VDD+1.2V +1.2V VDD 146 VDD+1.2V +1.2V VDD 147 OR[1] Pixel Data Output (OG) 148 OR[0] Pixel Data Output (OG) 149 STH Start Pulse Signal 150 POL Polarity Reverse Signal 151 LP Latch Pulse Signal 152 DTV-ON-H DTV On Signal at High 153 DTV-S-RESET DTV Reset 154 NU Not Used 155 DTV-S-SCLK DTV Serial Clock 156 Clear Panel Control Signal 157 BACKLIGHTSW Inverter Control Signal Output 158 BOOT-SEL Boot Select 159 VSS GND 160 VSS GND IC601 (Error Voltage Det) Pin No. Signal Name Function 1 ANODE Anode LED 2 CATHODE Cathode LED 3 EMITTER Phototransistor Emitter 4 COLLECTOR Phototransistor Collector IC801 (Audio Amp) Pin No. Signal Name Function 1 CH1 IN A Audio Signal Intput (R ch) 2 MUTE/ STANDBY Mute Switching 3 NU Not Used 4 GND GND 5 RF Reference Terminal 6 CH2 IN A Audio Signal Intput (L ch) 7 VOLUME Volume Control Signal Intput 8 NU Not Used 9 NU Not Used 10 GND GND 11 CH2 OUT Audio Signal Output (L ch) 12 IN SEL Input Select Signal 13 VCC VCC 14 CH1 OUT Audio Signal Output (R ch) 15 GND GND 16 NU Not Used IC851 (MTS/SAP Audio Signal Process) Pin No. Signal Name Function 1 NU Not Used 2 WB TIME Wide Band Timing 3 WB DET Wide Band Detect 4 SPE TIME Spectral Timing 5 SPE DET Spectral Detect 6 SPE FIL Spectral Filter 7 I2C/PARA I2C Spectral Detect 8 NU Not Used 9 NU Not Used 10 NU Not Used 11 NU Not Used 12 NU Not Used 13 NOISE DET Sap Noise Detect 14 SAP DET Sap Detect 15 L+R REF L+R Reference 16 NU Not Used 17 PILOT DET Pilot Detect 18 PLL Stereo PLL Filter 19 VCC VCC 20 NU Not Used 21 INPUT SIF Input Signal 12-3 A7144PIN