Panasonic DP-1820P Service Manual page 286

PNL1 PCB
Signal Name
Pin No.
CN223-23 C2-
CN223-24 V1
CN223-25 V2
CN223-26 V3
CN223-27 V4
CN223-28 V0
CN223-29 PS
CN223-30 HPMB
CN230
PNL1 PCB
Signal Name
Pin No.
CN230-1 LED0
CN230-2 KIN7
CN230-3 LED1
Ver. 1.2
Destination
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
Destination
PNL2 PCB
CN250-1
PNL2 PCB
CN250-2
PNL2 PCB
CN250-3
Signal Waveform
+3.3V
0V
+6.7V
+5.3V
+2.6V
+1.4V
+8V
+3.3V
+3.3V
Signal Waveform
0V
+3.3V
Key
Pressed
0V
0V
286
DP-1520P/1820P/1820E
Function
Capacitor 2 Negative
Connection Pin for
Converter
LCD Driver Supply Voltages
LCD Driver Supply Voltages
LCD Driver Supply Voltages
LCD Driver Supply Voltages
LCD Driver Supply Voltages
Parallel / Serial Data Input
Select Signal
LCD driver Power Control
Signal
Function
PNL LED Control Signal
PNL Key Signal (Key Line)
PNL LED Control Signal
SEP 2004