Error Contents :
Switch Operation Error
Symptom :
LED is lighting but Switch (SW1 or SW2) does not operate.
Condition :
Switch input can not be detected.
OK
Cause 4 : External Switch is defective
Check any short or switch operation failure.
Check resistance value between the terminals, at the
time of input.
OPEN : More than 50
SHORT : Less than 1
OK
Cause 5 : Ext. Switch Controller is defective.
Replace External Switch Controller.
OK
Cause 1 : Connection cable is defective or open.
Check installation of connection cable.
Check if connection cable is open.
Cause 2 : Defective insertion or open
connection of the cable between External
Switch Controller terminal and PCB.
Check connector insertion.
Check if connection cable is open.
Cause 3 : DIP switch setting defective
Check DIP Switch setting.
OK
Trouble shooting 76
04-84
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