Sun Microsystems Sun Fire V20z - Manual (Page 79)

Chapter 4 Maintaining the Server 4-27
4.4.12 System Battery
The system battery is a 3.0-volt standard 20 mm Lithium coin-cell battery.
You may need to replace the system battery if you know it is weak or if after any
period of AC power loss, the BIOS loses its’ CMOS settings or if the time-of-day
clock loses time.
Caution – Do not attempt to open or service batteries. The battery contains lithium
and can explode if not properly used, handled, or disposed of.
To remove the system battery:
1. Turn off the system, including any attached peripherals.
2. While pressing the cover latch release button with your right thumb (A), slide the
cover towards the rear of the chassis until it contacts the stop (B).
3. Lift the cover up and remove it.
FIGURE 4-36 Removing the Cover
A
B