Issue 04/02 6 Troubleshooting
MICROMASTER 410 Operating Instructions
6SE6400-5EA00-0BP0
59
Fault Possible Causes Diagnose & Remedy Reac-
tion
F0060
Asic Timeout
Internal communications failure If fault persists, change inverter
Contact Service Department
OFF2
F0071
USS (BOP-
link) setpoint
fault
No setpoint values from USS during
telegram off time
Check USS master OFF2
F0072
USS (COMM
link) setpoint
fault
No setpoint values from USS during
telegram off time
Check USS master OFF2
F0085
External Fault
External fault triggered via terminal
inputs
Disable terminal input for fault trigger. OFF2
F0101
Stack
Overflow
Software error or processor failure Ø Cycle through power (on/off).
Ø Replace drive if fault is not corrected.
OFF2
F0450
BIST Tests
Failure
(Service Mode
Only)
Selftest failed Ø Drive may run but some features will not work
properly.
Ø Replace drive.
OFF2
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