Specifications

Removal and replacement procedures 49
11.
Lift the system board out of the chassis and tilt it to one side to clear the cable guide.
To replace the component, reverse the removal procedure.
Battery
If the server no longer automatically displays the correct date and time, you may need to replace the
battery that provides power to the real-time clock. Under normal use, battery life is 5 to 10 years.
WARNING: The computer contains an internal lithium manganese dioxide, a vanadium
pentoxide, or an alkaline battery pack. A risk of fire and burns exists if the battery pack
is not properly handled. To reduce the risk of personal injury:
• Do not attempt to recharge the battery.
• Do not expose the battery to temperatures higher than 60°C (140°F).
• Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or
water.
• Replace only with the spare designated for this product.
To remove the component:
1. Power down the server (on page 16).
2. Unlock and open the front bezel ("Front bezel" on page 19) (tower servers only).
3. Extend or remove the server from the rack ("Extending the server from the rack" on page 16).
4. Remove the access panel ("Access panel" on page 20).