BIOS checksum error

Ibm / Thinkpad 600
August 21, 2011 at 14:32:39
Specs: Windows XP
I turned on my computer and it said Award BIOS Boot block v1.0 and it said bios checksum error. Then it asked me to put the system disk in drive A and press enter. Someone please help me. My motherboard's model number is MS-6577 VER: 3.1

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August 22, 2011 at 15:42:45
That error most often means the little coin battery on the motherboard has expired.
You need to to replace that battery with a new one. Tutorial here:

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