WMF · Presto
Descale/software lock / configuration issue
Look up your machine's symptom and see what's usually behind it — based on repairs we've actually done.
Confirmed
Fault: Backup battery absent/dead; configuration lost/locked
Solution: Replace backup battery; install service software on PC; reset/reconfigure board
Based on past repairs at Aarhus Kaffe Repair. Contact us for a professional assessment of your machine.
Doesn't look like your problem?
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