58
Fault Cause
Solution
Small black
points are
visible on the
screen.
Individual ele-
ments of the
screen are defec-
tive.
The fault is not a de-
vice error.
The screen is con-
structed of more than a
million elements.
These elements only
have a limited useful
life. The failure of
about one element
per year of use is nor-
mal for this reason.
The device
switches off
automatic-
ally.
The
‘
Switching
Off”
function is
activated.
Switch the
‘
S
witching
O
f
f
’
function off (see
Page 38).
The remote bat-
tery is empty.
Change the battery as
described from
page 19.
The device
does not react
to entries on
the remote
The infra-red
sensor on the
device is cov-
ered.
Make sure that the
infra-red sensor is not
covered.
The remote is
not directed to
the infra red
sensor.
Direct the remote to
the infra-red sensor on
the left of the device.
