Troubleshooting

LED and audible alarm troubleshooting

Condition

Power On

On Battery

Overload

General

Audible alarm

Can alarm

 

 

LED

LED

LED

Alarm LED

 

be silenced

 

 

(green)

(yellow)

(red)

(red)

 

("Silencing

 

 

 

 

 

 

 

an audible

 

 

 

 

 

 

 

alarm" on

 

 

 

 

 

 

 

page 20)?

 

 

 

 

 

 

 

 

 

UPS operating from

On

Off

Off

Off

No audible alarm

N/A

 

utility

 

 

 

 

 

 

 

Buck mode (high

On

Off

Off

Off

No audible alarm

N/A

 

input voltage)

 

 

 

 

 

 

 

Boost mode (low

On

Off

Off

Off

No audible alarm

N/A

 

input voltage)

 

 

 

 

 

 

 

Over temperature

On

On

Off

Flashing

On—Continuous

No

 

condition

 

 

 

 

 

 

 

Battery test failure

Off

On

Off

Flashing

On—Continuous

Yes

 

Fan failure

On

Off

Off

Flashing

On—Continuous

No

 

 

 

 

 

 

 

 

 

Output short circuit

On

On

On

Flashing

On—Continuous

No

 

Power up failure from

Flashing

Flashing

Flashing

Flashing

On—3 beeps/10

No

 

a DC start—Low

 

 

 

 

seconds

 

 

battery (no utility

 

 

 

 

 

 

 

power)

 

 

 

 

 

 

 

Low battery (no utility

Off

On

Off

Off

On—2 second

No

 

power)

 

 

 

 

beep

 

 

Online—UPS power

On

Off

On

Off

On—1 second

No

 

capacity exceeded

 

 

 

 

beep

 

 

Overload timeout

Off

Off

On

Flashing

On—Continuous

No

 

On battery—Input

On

On

Off

Off

On—2 second

Yes

 

voltage is out of

 

 

 

 

beep

 

 

range

 

 

 

 

 

 

 

On battery—No

Off

On

Off

Off

On— 4 second

Yes

 

utility power

 

 

 

 

beep

 

 

 

 

 

 

 

 

 

 

On battery—Battery

Flashing

Off

Off

Flashing

On—Continuous

Yes

 

voltage condition

 

 

 

 

 

 

 

On

Off

On

On

Off

On—1 second

No

 

battery—Overload

 

 

 

 

beep

 

 

condition

 

 

 

 

 

 

 

On battery—Output

Off

Flashing

Off

Flashing

On—Continuous

No

 

voltage is out of

 

 

 

 

 

 

 

range

 

 

 

 

 

 

 

On battery—Output

Flashing

Flashing

Off

Flashing

On—Continuous

No

 

wave is abnormal

 

 

 

 

 

 

 

 

 

 

 

 

 

Troubleshooting 31