Servicing and maintenance
71
Remove both fixing screws of the upper and lower control card
on the motherboard
Remove the control card
Using a non-conductive tool, carefully prise the used battery out of
its mounting. Avoid damaging the circuit board with the sharp edge
of a screwdriver.
Insert a new battery
Reconstruct the circuit board by following the steps for dismantling
of the same in reverse.
Replacing fuses
Device fuses (internal)
These fuses protect the Testomat® EVO TH CALdevice or outputs
against overload and short circuit. All fuses are pluggable.
The main fuses F1 and F6 (4A MT) for outputs and equipment are
located on the motherboard.
The power pack includes the four primary and secondary fuses, F2 to
F5 for 24V and 12V, 3.3V
Circuit board for power pack 230V
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