Opti-ups IS5000LR User Manual download pdf (Page 23)

22

7. TROUBLE SHOOTING

Problem Possible Cause Action to Take

INVERTER AND UPS no

reaction while AC is connected

1. Line cord plug is loose

2. Fuse on rear panel blown

(Inside the drawer of inlet)

3. Dead wall socket

1. Check the line cord plug

2. Replace fuse

3. Check wall socket with a table lamp.

Power output is normal,

INVERTER AND UPS emits

continuous beep, status LED

shows RED, or LCD shows

“overload”.

INVERTER AND UPS is over

loaded

Turn off INVERTER AND UPS and

unplug excessive loads from

INVERTER AND UPS.

No power on outlets, INVERTER

AND UPS emits continuous

beep, status LED show RED or

LCD shows “over load”.

INVERTER AND UPS has shut

down due to severe overload.

Unplug excessive loads from

INVERTER AND UPS, press button to

reset the buzzer, and turn on the

INVERTER AND UPS again.

INVERTER AND UPS does not

provide expected run time

1. Excessive loads connected

at INVERTER AND UPS’s

outlets.

2. Battery is weak and cannot

provide enough capacity.

Do not operate the INVERTER AND

UPS, and leave the INVERTER AND

UPS plugged in for 10 hours. Then,

test it again, if INVERTER AND UPS

still cannot provide expected run time,

battery should be replaced.

Button on front panel doesn’t

work

1. The CPU inside INVERTER

AND UPS is not running

correctly.

2. Button damaged.

1.

Unplug the line cord & push the

button for 15 seconds to reset the

INVERTER AND UPS.

2. Unplug all loads and line cord from

the INVERTER AND UPS to let it shut

down automatically, and call for

service.

To push button for testing under

AC mode, INVERTER AND UPS

emits urgent beep and LCD

display shows “battery

replacement” at the same time.

Battery is weak and should be

replaced

Replace batteries.

INVERTER AND UPS cannot be

turned on.

1. Battery polarity wrong

2. INVERTER AND UPS fault

1. Check battery connection.

2. Call for service.

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