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ASUS ESC4000A-E12
2.14 CMOS battery
To replace a CMOS battery:
1. Locate and remove the CMOS battery.
2. Place the replacement CMOS battery into the battery compartment.
2.15 Rail kit options
This server system supports the rail kit options listed below. For more information on rail kit
installation, refer to corresponding documentation on the ASUS support site or on the official
product site for this server system.
• We strongly recommend that at least two able-bodied persons perform the installation
of the rail kit.
• We recommend the use of an appropriate lifting tool or device, if necessary.
• 1.5U full extension ball bearing rail kit
CMOS battery