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To replace the RTC battery, perform the following procedures:
1.Observe the safety and ESD precautions listed under General Information and Static Precautions at the beginning of this chapter.
2.Open the front bezel of your system's cabinet. For
3.Shutdown the operating system (OS).
4.Press the power on/off switch on the front panel of the server (see Front View in Chapter 1). The
5.Power off the peripheral devices.
6.Unplug the system power cord(s) from the AC wall outlet(s).
Note: If the system power cord is connected to a power control unit such as an UPS (Uninterruptible Power Supply), refer to the UPS user's guide for proper
7.Remove the
!CAUTION
For proper cooling and airflow, do not operate the system with the side access panel removed. Always replace the panel before powering on the system.
8.Remove the processor air duct. See Processor Air Duct Removal earlier in this chapter.
9.If present, remove the protective plastic cover located over the top of the lithium battery (see Figure
10.Insert the tip of a small
11.Gently push down on the screwdriver to lift the battery (see Figure
12.Remove the battery from its socket (see Figure
13.Dispose of the battery according to local ordinance.
14.Remove the new lithium battery from its package, and, being careful to observe the correct polarity (plus sign (+) up) insert it into the battery socket.
15.If applicable, reinstall the plastic cover on the lithium battery socket.
16.Reinstall the air duct.
17.Reinstall the
18.Plug in the system power cord(s), and turn on the system.