Apc BK600EI User Manual download pdf (Page 29)

Page 27

7.1 Troubleshooting Chart

PROBLEM POSSIBLE CAUSE ACTION TO TAKE

UPS will not turn on (lamp within

power I/0 switch is not illuminated),

but beeps when power I/0 switch

is on.

1. Line cord plug is loose. 1. Check fit of line cord plug.

2. Rear panel circuit breaker is

tripped.

2. Circuit breaker is tripped when

button is extended. Unplug

excessive loads and reset breaker

(press button).

3. Dead wall socket. 3. Check wall socket with a table

lamp.

UPS occasionally emits beep,

computer equipment operates

normally.

The UPS is briefly transferring your

equipment to its alternate power

source due to utility voltage sags or

spikes.

This operation is normal. The UPS

is protecting your computer

equipment from abnormal utility

voltages.

UPS emits beep very often, more

than once or twice an hour.

Computer equipment operates

normally.

Utility voltage is distorted or branch

circuits are heavily loaded.

Have your line voltage checked by

an electrician. Operating your UPS

from an outlet which is wired to a

different branch fuse or circuit

breaker may help.

UPS does not provide expected run

time. Low battery warning is

sounded prematurely.

1. Excessive loads connected at

UPS’s output receptacles.

1. Unplug excessive loads from

UPS. Recheck computer system

power requirements as described

in installation instructions.

2. Battery is weak due to wear or

recent operation during utility power

outage.

2. The battery should be recharged

by leaving the UPS plugged in for 6

hours - do not operate Test control

during recharge. If UPS sounds

low battery warning prematurely

when retested, battery should be

replaced.

UPS emits loud tone during utility

failure. Power I/O switch is on but

computer equipment is not

powered. Rear panel circuit

breaker is not tripped.

UPS has shut down due to

overload.

Turn off UPS and unplug excessive

loads. Recheck computer system

power requirements as described

in installation instructions. UPS may

be turned on when utility has been

restored.

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Apc BK600EI User Manual Page 29

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