45
Communications Gateway User Guide
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Introduction
Before You Begin
Installation & Configuration
FAQ
Troubleshooting
Glossary
License
Replacing the Battery
When the
battery light on the
Top and Front Panel
does
any
of the following, replace
the battery:
■
Flashes yellow — the battery is low
■
Flashes red — the battery has failed
■
Lights solid red — the battery is missing
Caution
To replace the battery:
1
Unplug the power cord from the AC wall outlet to turn off AC power.
2
On the
Battery Compartment
cover, push in on the tabs, as shown by arrows 1 at
left.
3
Carefully remove the battery compartment cover by lifting up about 2 to 3 cm
(1 inch) and then pulling straight out.
To avoid damaging the cover, be sure you
rotate it only slightly (arrow 2) before pulling it out (arrow 3).
Replacing the battery with an incorrect type can cause an explosion.
Use
a CSB GP 1222 F2 12V 2.2 Ah battery
only
. For information about
obtaining a spare battery, contact your service provider.
1
1
2
3
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