Panasonic DP-1820P Service Manual page 285

PNL1 PCB
Signal Name
Pin No.
CN223-11 DB5
CN223-12 DB6
CN223-13 DB7
CN223-14 VDD
CN223-15 VCL
CN223-16 VSS
CN223-17 VOUT
CN223-18 C4+
CN223-19 C3+
CN223-20 C1-
CN223-21 C1+
CN223-22 C2+
Ver. 1.2
Destination
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
LCD
Signal Waveform
+3.3V
0V
+3.3V
0V
+3.3V
0V
+3.3V
+3.3V
0V
+12.5V
+12.5V
+12.5V
+9.5V
+3.3V
0V
+6.3V
+3.3V
+9.5V
+6.3V
285
DP-1520P/1820P/1820E
Function
Data Signal
Data Signal
Data Signal
+3.3 VDC Power Supply
LCD Power Supply
Ground
Voltage Converter Input /
Output
Capacitor 4 Positive
Connection Pin for
Converter
Capacitor 3 Positive
Connection Pin for
Converter
Capacitor 1 Negative
Connection Pin for
Converter
Capacitor 1 Positive
Connection Pin for
Converter
Capacitor 2 Positive
Connection Pin for
Converter
SEP 2004