8-10 TroubleshootingPOST Error MessagesWhen POST detects an error, it displays an error message on the display unit screen. The followingtable lists error codes, error messages, and actions to take.IMPORTANT: Take a note on the messages displayed beforeconsulting with your service representative. Alarm messages are usefulinformation for maintenance.Errorcode Error message Recommended Action0200 Failure Fixed Disk. Contact your service representative.0210 Stuck Key. Disconnect the keyboard and connect it again.0211 Keyboard error Disconnect the keyboard and connect it again.If the error cannot be corrected, contact yourservice representative.0213 Keyboard locked - Unlock key switch. Release the lock of the key switch. If the errorcannot be corrected in spite of the release ofthe lock, contact your service representative.0220 Monitor type does not match CMOS - RunSETUP.Start the SETUP. If the error cannot becorrected in spite of the start of SETUP,contact your service representative.0230 System RAM Failed at offset.0231 Shadow Ram Failed at offset.0232 Extended RAM Failed at address line.Contact your service representative.0250 System battery is dead - Replace and runSETUP.Contact your service representative to replacethe battery. (After restarting the computer, startthe SETUP to provide the setting again.)0251 System CMOS checksum bad - Defaultconfiguration used.The default values have just been set. Startthe SETUP to provide the setting again. If theerror cannot be corrected, contact yourservice representative.0252 Password checksum bad - Passwordscleared.The password has just been cleared. Start theSETUP to provide the setting again.0260 System timer error.0270 Real time clock error.0271 Check date and time setting.Start the SETUP to set the date and timeagain. If the same error occurs successively inspite of the resetting, contact your servicerepresentative.02D0 System cache error - Cache disabled. The cache cannot be used. Contact yourservice representative.
