14
2000VA Standard model rear panel
3000VA Standard model rear panel
8. Trouble Shooting
8.1 Audible Alarm Trouble Shooting
Indication
Cause
Solution
Sounding every 4
seconds
The UPS is on battery
mode
Check the input voltage
Sounding every Second
and “bATL” on screen
The battery voltage is
low
Save your work and turn off your
equipment
Sounding every second
and “OVLD” on screen
Output overload
Check load level indicator and
remove some load
Continuously sounding
and red display
The UPS fails
Please contact your local dealer
8.2 General Trouble Shooting
Problem
Cause
Solution
The UPS can't be turned
on when power switch is
pressed
Internal fuse may be
broken
Please contact your local dealer
No.
Function(
2000VA/3000VA Standard)
1
AC Output
2
Modem/Network Surge Protection
3
SNMP Port
4
Fan
5
AC Input
6
RS232 / Dry-Contact Communication Port
7
USB Port
8
EPO
9
Earth Line Port
