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104
5. Press the button
installation of the new software version on the device.
6. Follow the instructions on the display:
Notice:
It is not possible to install an earlier software
version than is already installed on the device.
If the device is not able to read the software update file,
this can have the following causes:
• The software update file or USB stick is damaged.
In either case, the following message appears on
the display. "Update FAILED, wrong checksum,
please verify file". In this case, use another USB
stick or copy the software update file onto the USB
stick again.
• The software update is interrupted and the
following message appears: "Update FAILED,
please try again" In this case, restart the update
procedure without switching off the device.
If the device has imported the software update correctly,
the old software is overwritten with the new software and
a progress bar appears on the display. At the end of the
update procedure, the following message appears:
"Update successful, please switch off the device."
7. To activate the new software version, first switch off
the device.
8. Remove the USB stick from the device.
9. Then switch on the device again.
10.Check the displayed software version in the "Device
data" menu (see "Device data" on page 92).
11.Perform a function check (see "10. Function check" on
page 115).
or the navigation knob to start the
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