Attachment
72
2019-02 EN 5020070.00A.04
Fault Cause Repair
Bobbin thread indicator
doesn't react
Settings in the Setup Program. > Activate it in the Setup Program.
The bobbin thread indicator is
defect.
> Contact the specialized bernette dealer.
Error during software update
The update process is blocked
and the hourglass on the display
is inactive.
> Remove the USB stick.
> Switch the machine off.
> Rename the firmware file from «.fw» to «.auto».
> Insert the USB stick.
> Switch the machine on.
– The update starts automatically.
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