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5-8
Installation Guide for the Cisco Secure PIX Firewall Version 5.2
78-11180-01
Chapter 5 Opening a PIX Firewall Chassis
Replacing a Lithium Battery
Replacing a Lithium Battery
The PIX Firewall has a lithium battery on its main circuit board. This battery has an operating life of
about 10 years. When the battery loses its charge, the PIX Firewall cannot function. You must call Cisco
Technical Support to replace the battery.
Note Do not attempt to replace this battery yourself.
Warning
Danger of explosion exists if the lithium battery is incorrectly replaced. Replace only
with the same or equivalent type recommended by the manufacturer. Dispose of used
batteries according to the manufacturer's instructions.