Solve : How to update the bios??

1.	Solve : How to update the bios??
Answer» I have a IBM T20 LATOP. When i SWICH on the latop, they say IBM THINKPAD T20 Errpr 0175: Bad CRCL, stop Pattask Type 2647-814 s/n 97-2c140 10/00 What should i do?

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