User Manual

14
Troubles and solutions9
Problem/
error code
Possible Cause Solutions
Power LED is
not ON.
Power switch
isn’t ON. AC
plug connection
failed. AC socket
without power or
power failure.
Check if the mains is normal.
Check if the power cord is
connected firmly.
Check if the connected
devices are connected to the
unit firmly.
Check if the unit is turned on.
Use the below table to solve
the minor problems
Circuit
breaker
is”tripped”.
The unit is
turned off
automatically
and the Power
LED is not lit.
The unit is
overload.
The unit is over-
heated. It’s in-
ternal protected
function.
Remove some loads first.
Reset the circuit breaker by
pressing the button again.
Remove some loads and wait
until the unit cool down.
Then turn on the unit again.
Output Voltage
Output Voltage
Overload protect-
ing when load is
>110%,
but less
than120%
Remove unnecessary
appliances connected;
if still not solved, contact
the dealer
Remove unnecessary
appliances connected;
if still not solved, contact
the dealer
Overload protect-
ing when load is
>120%