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Practical Advice
Troubleshooting andself-test
왘 Press the button.
Symbol Test Description Action if test failed
Display Display test
The display is lit for 1 second and goes out
for 1 second. A pattern of rows of lit and un-
lit segments is then displayed for 1 second.
왘 Visit a specialist workshop for tachographs
to have the VU checked if the display is un-
readable.
Invert view function Invert view function test
The display view is inverted for 2 seconds.
왘 Visit a specialist workshop for tachographs
to have the VU checked if the display is un-
readable.
Printer Test page printed out 왘 Check the paper cassette and replace it if
necessary.
왘 Visit a specialist workshop for tachographs
to have the VU checked if the printer still
does not work.
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