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TROUBLESHOOTING GUIDE
Irregular operation of the Multi Socket PDU is not always an indication of a fault, and can often be resolved quickly and simply.
Please consult the table below, which may help you deal with some commons issues.
PROBLEM
POSSIBLE CAUSE
SOLUTION
THE Multi Socket PDU
WITH THE MAINS
VOLTAGE PRESENT,
DOES NOT TURN ON
NO CONNECTION WITH
INPUT PLUGs
Connect the mains to the input plugs as indicated in the
installation paragraph
INPUT SWITCH IN “OFF”
POSITION
Turn the input switch in “ON” position
MAINS VOLTAGE NOT
PRESENT (BLACKOUT)
Check that the mains voltage is present or check if the
UPS supplying the Multi Socket PDU is powered on.
PROTECTIVE DEVICE
UPSTREAM ACTIVATED
Reset the protective device.
Warning: check that there is no overload or short-circuit
at the output of the Multi Socket PDU.
THE LOAD IS NOT
POWERED
NO CONNECTION WITH
OUTPUT SOCKETS
Connect the load to the output sockets
OUTPUT OFF
Check that the output of the PDU is switched on.
Warning: the switching off of the output may have been
caused by overloading or exceeding the set thresholds.
Summary of Contents for MDU
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