Applicable Systems
WJ200
Symptoms
Power failure detection signal abnormal
Possible Causes
- Power monitoring signal fault
- transient voltage dip
- monitoring circuit fault
Troubleshooting Steps
- Step 1: Check power supply stability
Verify the fault is resolved after completing this step. - Step 2: verify monitoring circuit
Verify the fault is resolved after completing this step. - Step 3: inspect signal wiring
Verify the fault is resolved after completing this step.
How to Reset
Power cycle after power check
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Category: Elevator