Polytec PSV-500, Hardware Manual

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6-1
6 Fault Diagnosis
6 Fault Diagnosis
Approach Simple tests are described in the following for you to carry out yourself in the
case of malfunctions. In the case of more difficult problems with individual
functions, please contact our service personnel. The tests described here are
not meant to lead you to carry out maintenance work yourself, but to provide
our service personnel with information which is as accurate as possible.
Testing the instrument is limited to such tests in which the housings do not
have to be opened.
NOTE!
Tampering with the instruments in any way is not necessary when using the equipment as
intended and will invalidate the warranty. Exchanging or retrospectively installing modules
may only be carried out by authorized service personnel of Polytec.
If the faults or malfunctions can not be solved by the measures described
here or if faults / malfunctions occur which are not mentioned here, please
contact our service department. Based on your fault description, further
procedure will be determined.
If the instrument has to be sent back for repair, please use the original
packaging and enclose an exact description of the fault.
6.1 General Tests
In case of a malfunction, first check the following:
1. Have you connected up the system correctly as described in
SECTION
3.5 ?
Front-end 2. Have you used the original network cables from Polytec ?
3. Have you connected up correctly the network cables VIDEO and
CONTROL ?
4. Have you turned the key switch on the front of the front-end to position I ?
5. Is the POWER L
ED
lit up on the front of the front-end ?
WARNING!
Risk of injury caused by electric shock ! In principle disconnect the mains plug before
you check the fuses !
If the L
ED
is not lit up, it can be assumed that there is a fault in the mains
supply. Disconnect the mains plug and check the fuses on the back of
the front-end. Note that there are two active fuses which can both lead
to failure.