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- ISDN BRI GSM Enterprise Gateway
2.10. Lithium Battery Replacement
WARNING!
An incorrect battery replacement
may result in explosion
. For replacement, batteries
of the same or equivalent type as recommended
by the manufacturer may be used only.
The battery
type is CR2032.
WARNING! Never use metal tools for battery
replacement
to avoid short-circuit. Battery short-
circuiting may result in battery destruction
or explosion.
Keep the proper battery polarity.
Dispose of used batteries in accordance
with applicable waste regulations, for example in
waste recycling centres.
Fig. 16 – Motherboard Diagram
The lithium battery only supplies the real time internal clock in the
ISDN BRI GSM Enterprise gateway in the event of power failure.
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