Chloride Desk Power Plus 1000, Operating Manual

TROUBLE SHOOTING

14

10H52164PUMC     REV. 1/11-2003

UK

Possible  Cause

Symptom

No Led display
on the front
panel.

Alarm buzzer beeps
continuously when AC
supply is normal.

When power failure,
back-up time is shorten.

Communication lost
between UPS and
computer.

Mains normal but green
LEDs are on.

1)  Charge battery up to

8 hours.

2)  Replace with the same

type of battery.

3)  Press power switch for

at least 5 seconds.

Verify that the load
matches the UPS
capability specified in
the specs.

1) Remove some

noncritical load.

2)  Charge battery 8 hours

or more.

3)  Replace with the same

type of battery.

1)  Check the setting of

the software.

2)  Check the RS-232

cable is firmly connected
to COM1/COM2 of the
computer and confirm
the setting again.

1)  Replace the same
     type of fuse.

2)  Reconnect the power
     cord properly.

Remedy

1) Missing battery.

2) Battery defect.

3)  Power switch is not

pressed at least 5 second.

Overload of the UPS.

1)  Overload of the UPS.

2)  Battery voltage is too low.

3)  Battery defect due to high

temperature operation
environment, to battery.

1)  Software is not

installed well.

2)  Cable is not properly
     connected.

1)  Fuse is blown.

2)  Power cord is loose.