Siemens Micromaster 440 Operating Instructions Manual page 96

6 Troubleshooting
F0054 Wrong IO Board
Possible Causes
! Wrong IO board is connected
! No ID detected on IO board, no data
Diagnose & Remedy
1. Check data
2. Change IO board
F0060 Asic Timeout
Possible Causes
Internal communications failure
Diagnose & Remedy
1. If fault persists, change inverter
2. Contact Service Department
F0070 CB setpoint fault
Possible Causes
No setpoint values from CB (communication board) during telegram off time
Diagnose & Remedy
Check CB and communication partner
F0071 USS (BOP-link) setpoint fault
Possible Causes
No setpoint values from USS during telegram off time
Diagnose & Remedy
Check USS master
F0072 USS (COMM link) setpoint fault
Possible Causes
No setpoint values from USS during telegram off time
Diagnose & Remedy
Check USS master
F0080 ADC lost input signal
Possible Causes
! Broken wire
! Signal out of limits
F0085 External Fault
Possible Causes
External fault triggered via for example terminal inputs
Diagnose & Remedy
Disable for example terminal input for fault trigger
96
MICROMASTER 440 Operating Instructions
6SE6400-5AW00-0BP0
Issue 12/02
OFF2
OFF2
OFF2
OFF2
OFF2
OFF2
OFF2