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PNL1 PCB
Signal Name
Pin No.
CN236-4
KIN[7]
CN236-5
KIN[4]
CN236-6
KIN[5]
CN236-7
nLEDACT
CN236-8
KIN[6]
CN236-9
nLEDALM
CN236-10 nSCN[8]
CN236-11 nLEDDAT
CN236-12 nSCN[9]
CN236-13 nSCN[10]
CN236-14 nSCN[11]
CN236-15 nLED7
Destination
PNL2 PCB
CN252-4
PNL2 PCB
CN252-5
PNL2 PCB
CN252-6
PNL2 PCB
CN252-7
PNL2 PCB
CN252-8
PNL2 PCB
CN252-9
PNL2 PCB
CN252-10
PNL2 PCB
CN252-11
PNL2 PCB
CN252-12
PNL2 PCB
CN252-13
PNL2 PCB
CN252-14
PNL2 PCB
CN252-15
Signal Waveform
+3.3V
Key
Pressed
0V
+3.3V
Key
Pressed
0V
+3.3V
Key
Pressed
0V
+24V
LED
ON
0V
+3.3V
Key
Pressed
0V
+24V
LED
ON
0V
+3.3V
Key
Scan
0V
+24V
LED
ON
0V
+3.3V
Key
Scan
0V
+3.3V
Key
Scan
0V
+3.3V
Key
Scan
0V
+5V
LED
ON
0V
226
Function
PNL Key Signal (Key Line)
PNL Key Signal (Key Line)
PNL Key Signal (Key Line)
ACTIVE Lamp LED Control
Signal
PNL Key Signal (Key Line)
ALARM Lamp LED Control
Signal
PNL Key Signal (Scan Line)
DATA Lamp LED Control
Signal
PNL Key Signal (Scan Line)
PNL Key Signal (Scan Line)
PNL Key Signal (Scan Line)
PNL LED Control Signal
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Troubleshooting
