0170009-J0 Rev B
32
6.3 Troubleshooting
When the UPS becomes faulty or malfunctions during operation, check the fault table for possible solu-
tions. Should the problem persists, please contact your local dealer for assistance.
6.3.1 Error Codes
LCD Panel
If an abnormal condition has occurred, the Fault LED illuminates and the buzzer sounds.
Press the LCD OFF key briefly to view the error message.
Do NOT hold the OFF key for over 5 seconds as the unit will shut off.
Table D — Error Codes
Code Descriptions
Er05 Battery weak or faulty
Er06 Output short-circuited
Er07 REPO mode
Er11 UPS over-temperature
Er12 Inverter overload
Er14 Fans out of order
Er18 EEPROM's data error
Er24 Utility Low (<85/170V) and Battery Disconnected
Er28 Bypass overload
Er31 EEPROM data does not conform to the Jumper Setting
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