Service manual

164
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
CN233
CN232-8 KIN7 PNL3 PCB
CN252-8
PNL Key Signal (Key Line)
CN232-9 KIN1 PNL3 PCB
CN252-9
PNL Key Signal (Key Line)
CN232-10 KIN0 PNL3 PCB
CN252-10
PNL Key Signal (Key Line)
PNL1 PCB
Pin No.
Signal Name Destination Signal Waveform Function
CN233-1 +DAT PNL3 PCB
CN253-1
DATA Lamp LED Power
Supply
CN233-2 N.C. PNL3 PCB
CN253-2
No Connection
CN233-3 +ALM PNL3 PCB
CN253-3
ALARM Lamp LED Power
Supply
CN233-4 KIN4 PNL3 PCB
CN253-4
PNL Key Signal (Key Line)
CN233-5 +ACT PNL3 PCB
CN253-5
ACTIVE Lamp LED Power
Supply
CN233-6 KIN5 PNL3 PCB
CN253-6
PNL Key Signal (Key Line)
CN233-7 nLEDACT PNL3 PCB
CN253-7
ACTIVE Lamp LED Control
Signal
CN233-8 KIN6 PNL3 PCB
CN253-8
PNL Key Signal (Key Line)
PNL1 PCB
Pin No.
Signal Name Destination Signal Waveform Function
+3.3V
0V
Key
Pressed
+3.3V
0V
Key
Pressed
+3.3V
0V
Key
Pressed
+24V
0V
+24V
0V
+3.3V
0V
Key
Pressed
+24V
0V
+3.3V
0V
Key
Pressed
+3.3V
0V
+3.3V
0V
Key
Pressed