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Replacing the Real-Time Clock
Replacing the Real-Time Clock
The real-time clock (RTC) contains a long-life, integral lithium
battery. If the battery malfunctions (for example, the CMOS
random-access memory (RAM) no longer stores the correct system
settings), you must replace the RTC as described in this section.
Contact your IBM reseller or IBM marketing representative for
information about approved replacement devices.
This product has been designed with your safety in mind. The
lithium battery must be handled correctly to avoid possible danger.
If you replace the battery, you must adhere to the following
requirements.
8
CAUTION:
The lithium battery presents a fire, explosion, or severe
burn risk if handled incorrectly. Do not recharge it,
disassemble it, heat it, incinerate it, or expose its cell
contents to water. Dispose of the battery as required by
local ordinances or regulations and the manufacturer's
instructions.
When replacing the battery, use only an equivalent type
battery recommended by the manufacturer. The battery
contains lithium and can explode if not properly used,
handled, or disposed of.
Notes:
1. Replace the real-time clock module only with IBM FRU part
number 75H9104 or with an IBM recommended equivalent. Use
of any other real-time clock module could result in ignition or
explosion.
2. Be sure to review the information provided in the PC Server 704
Safety Information booklet.
Chapter 4. Installing Options 137