ABB ACS580MV Hardware Manual page 134

134 Maintenance
NOTICE
In case of a defective ZMU, the drive needs to be re-parametrized. Please contact ABB
service.
6. Remove the ZMU: undo the fastening screw B and pull out the memory unit.
1
1 Real-time clock battery
2 Fastening screws for ZMU
3 Fastening screw for SD card
4 Indication LEDs
Replacement of BCU components
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2
4
3