Service manual

160
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
CN230
CN223-23 C2- LCD Capacitor 2 Negative
Connection Pin for
Converter
CN223-24 V1 LCD LCD Driver Supply Voltages
CN223-25 V2 LCD LCD Driver Supply Voltages
CN223-26 V3 LCD LCD Driver Supply Voltages
CN223-27 V4 LCD LCD Driver Supply Voltages
CN223-28 V0 LCD LCD Driver Supply Voltages
CN223-29 PS LCD Parallel / Serial Data Input
Select Signal
CN223-30 HPMB LCD LCD driver Power Control
Signal
PNL1 PCB
Pin No.
Signal Name Destination Signal Waveform Function
CN230-1 LED0 PNL2 PCB
CN250-1
PNL LED Control Signal
CN230-2 KIN7 PNL2 PCB
CN250-2
PNL Key Signal (Key Line)
CN230-3 LED1 PNL2 PCB
CN250-3
PNL LED Control Signal
PNL1 PCB
Pin No.
Signal Name Destination Signal Waveform Function
+3.3V
0V
+6.7V
+5.3V
+2.6V
+1.4V
+8V
+3.3V
+3.3V
0V
+3.3V
0V
Key
Pressed
0V