Panasonic DP-1820P Service Manual page 290

PNL1 PCB
Signal Name
Pin No.
CN232-8 KIN7
CN232-9 KIN1
CN232-10 KIN0
CN233
PNL1 PCB
Signal Name
Pin No.
CN233-1 +DAT
CN233-2 N.C.
CN233-3 +ALM
CN233-4 KIN4
CN233-5 +ACT
CN233-6 KIN5
CN233-7 nLEDACT
CN233-8 KIN6
Ver. 1.2
Destination
PNL3 PCB
CN252-8
PNL3 PCB
CN252-9
PNL3 PCB
CN252-10
Destination
PNL3 PCB
CN253-1
PNL3 PCB
CN253-2
PNL3 PCB
CN253-3
PNL3 PCB
CN253-4
PNL3 PCB
CN253-5
PNL3 PCB
CN253-6
PNL3 PCB
CN253-7
PNL3 PCB
CN253-8
Signal Waveform
+3.3V
Key
Pressed
0V
+3.3V
Key
Pressed
0V
+3.3V
Key
Pressed
0V
Signal Waveform
+24V
0V
+24V
0V
+3.3V
Key
Pressed
0V
+24V
0V
+3.3V
Key
Pressed
0V
+3.3V
0V
+3.3V
Key
Pressed
0V
290
DP-1520P/1820P/1820E
Function
PNL Key Signal (Key Line)
PNL Key Signal (Key Line)
PNL Key Signal (Key Line)
Function
DATA Lamp LED Power
Supply
No Connection
ALARM Lamp LED Power
Supply
PNL Key Signal (Key Line)
ACTIVE Lamp LED Power
Supply
PNL Key Signal (Key Line)
ACTIVE Lamp LED Control
Signal
PNL Key Signal (Key Line)
SEP 2004