Lenovo ThinkPad R50p Troubleshooting Manual page 22

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0200: Hard disk error
021x: Keyboard error
0230: Shadow RAM error Shadow RAM wó
0231: System RAM error
0232: Extended RAM error
0250: System battery error
0 2 5 1 : S y s t e m C M O S
checksum bad
0260: System timer error
0270: Real time clock error
0271: Date and time error qú ]wΘ P
0 2 8 0 : P r e v i o u s b o o t
incomplete
02D0: System cache error
02F4: EISA CMOS not
writable
02F5: DMA test failed
02F6: Software NMI failed
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