Sharp LC-20AV7U Service Manual page 53

Pin
Signal Name
No.
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
BACKLIGHT-
157 Inverter Control Signal Output
SW
158 BOOT-SEL Boot Select
159 VSS GND
160 VSS GND
IC601 (Error Voltage Det)
Pin
Signal Name
No.
1 ANODE Anode LED
2 CATHODE Cathode LED
3 EMITTER Phototransistor Emitter
4 COLLECTOR Phototransistor Collector
Function
Function
12-3
IC801 (Audio Amp)
Pin
Signal Name
No.
1 CH1 IN A Audio Signal Intput (R ch)
MUTE/
2 Mute Switching
STANDBY
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
Signal Name
No.
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
Function
Function
A7144PIN