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12. TrouBLEShooTINg
In purchasing the DMM, you have acquired a product designed to the state of the art
and operationally reliable.
Nevertheless, problems or errors may occur.
for this reason, the following is a description of how you can easily remove possible
malfunctions yourself:
always observe the safety information!
Error
The multimeter does not
work.
The display shows "OL"
The display shows "- - - -"
No measured value
change
repairs other than those described above should only be carried out by an
authorised specialist. If you have any questions about handling the meter,
our technical support is available.
42
Possible cause
The batteries are flat.
The v-measuring range
has been exceeded.
The NCv function is active.
Is the Hold function activated
(display "H")?
remedy
Check the
status. Replace the battery.
Choose another measuring
signal.
Release the
button "NCv".
Push the button "H" to deacti-
vate this function.
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