System information
Table2.Numericerrorcodes(continued)
Symptomorerror(beeps,ifany)
FRUoraction,insequence
0251
SystemCMOSchecksumbad—Defaultconguration
used.
(twoshortbeeps)
1.Chargethebackupbatteryformorethan8hours
byconnectingtheacadapter.
2.ReplacethebackupbatteryandrunBIOSSetup
Utility(ThinkPadSetupforThinkPadX120e)toreset
thetimeanddate.
0254
SystemNV7Volumechecksumbad—Default
congurationused
(twoshortbeeps)
TurnoffthecomputeranddischargeCMOS.Then
restartthecomputer.
0260
Systemtimererror.
(twoshortbeeps)
1.Chargethebackupbatteryformorethan8hours
byconnectingtheacadapter.
2.ReplacethebackupbatteryandrunBIOSSetup
Utility(ThinkPadSetupforThinkPadX120e)toreset
thetimeanddate.
3.Systemboard.
0270
Real-timeclockerror.
(twoshortbeeps)
1.Chargethebackupbatteryformorethan8hours
byconnectingtheacadapter.
2.ReplacethebackupbatteryandrunBIOSSetup
Utility(ThinkPadSetupforThinkPadX120e)toreset
thetimeanddate.
3.Systemboard.
0271
Dateandtimeerror—eitherthedatenorthetimeissetin
thecomputer.
(twoshortbeeps)
RunBIOSSetupUtility(ThinkPadSetupforThinkPad
X120e)toresetthetimeanddate.
0280
Previousbootincomplete—Defaultcongurationused.
(twoshortbeeps)
1.Load“SetupDefault”inBIOSSetupUtility
(ThinkPadSetupforThinkPadX120e).
2.DIMM.
3.Systemboard.
02D0
Systemcacheerror.
(twoshortbeeps)
1.CPU.
2.Systemboard.
02F0
CPUID:xxFailed.
1.CPU.
2.Systemboard.
02F5
DMAtestfailed.
(twoshortbeeps)
1.DIMM.
2.Systemboard.
02F6
SoftwareNMIfailed
(twoshortbeeps)
1.DIMM.
2.Systemboard.
02F7
Fail-safetimerNMIfailed
(twoshortbeeps)
1.DIMM.
2.Systemboard.
1802
Unauthorizednetworkcardispluggedin—Turnoffand
removetheminiPCInetworkcard.
(twoshortbeeps)
1.RemovetheMiniPCInetworkcard.
2.Systemboard.
1804
UnauthorizedWANcardispluggedin—Poweroffand
removetheWANcard.
1.RemovethewirelessWANcard.
2.Systemboard.
Chapter4.Relatedserviceinformation35










