49
Symptom
Possible Cause
Action
Battery backup time is shorter
than nominal value
Batteries are not fully
charged
Charge the batteries
for at least 5 hours and
then check capacity. If
the problem still persists,
consult with your dealer
Batteries defect
Contact your dealer to
replace the battery
Fault code is shown as 2A on LCD
display
Alarm continuously beeps
The short circuit occurs
on the charger output
Check if battery wiring of
connected external pack
is in short circuit status
Fault code is shown as 45 on LCD
display
Alarm continuously beeps
The charger does not
have output and battery
voltage is less than 10V/
PC
Please contact your dealer
Summary of Contents for GBB1000N
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