Bernette b79 - Error Messages and Solutions

Attachment
141
2019-02 EN 5020079.00A.04
Failure Cause Repair
Speed too low
Unfavorable room temperature. > Place the machine in a warm room one hour before use.
Settings in the Setup Program. > Adjust the sewing/embroidery speed in the Setup
Program.
> Adjust the slide.
The machine doesn't start
Unfavorable room temperature. > Place the machine in a warm room one hour before use.
> Connect the machine and switch it on.
The machine is damaged. > Contact the specialized bernette dealer.
The light of the button
«Start-/Stop» doesn't light up
Light is defect. > Contact the specialized bernette dealer.
Neither the sewing light nor
the light on the free arm
lights up
Settings in the Setup Program. > Activate it in the Setup Program.
The sewing light is defect. > Contact the specialized bernette dealer.
Upper thread indicator
doesn't react
Settings in the Setup Program. > Activate it in the Setup Program.
The upper thread indicator is
defect.
> Contact the specialized bernette dealer.
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.