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Table 2. Numeric error codes (continued)
Symptom or error
FRU or action, in sequence
2000: ThinkVantage
®
Active Protection sensor diagnostics
failed.
System board
2100: Detection error on HDD0 (Main HDD)
1. Reseat the hard disk drive.
2. Main hard disk drive
3. System board
2101: Detection error on HDD1 (Ultrabay HDD)
1. Reseat the hard disk drive.
2. Ultrabay
®
hard disk drive
3. System board
2102: Detection error on HDD2 (Mini SATA) 1. Reseat the Mini SATA device.
2. Mini SATA device
3. System board
2110: Read error on HDD0 (Main HDD)
1. Reseat the hard disk drive.
2. Main hard disk drive
3. System board
2111: Read error on HDD1 (Ultrabay HDD)
1. Reseat the hard disk drive.
2. Ultrabay hard disk drive
3. System board
2112: Read error on HDD2 (Mini SATA) 1. Reseat the Mini SATA device.
2. Mini SATA device
3. System board
2200: Machine Type and Serial Number are invalid. System board
2201: Machine UUID is invalid.
System board
Error messages
Table 3. Error messages
Symptom or error
FRU or action, in sequence
Fan error. 1. Fan
2. Thermal grease
3. System board
Thermal sensing error.
System board
The battery installed is not supported by this system
and will not charge. Please replace the battery with the
correct Lenovo battery for this system. Press the ESC
key to continue.
Replace the battery.
Beep symptoms
Table 4. Beep symptoms
Symptom or error
FRU or action, in sequence
Four cycles of four short beeps
System board
Five short beeps, pause, and ve more short beeps
System board
One short beep, pause, three short beeps, pause, three
more short beeps, pause, and one short beep
1. Memory module
2. System board
Three short beeps, pause, one short beep, pause, one
more short beep, pause, and three short beeps
Remove the installed PCI devices.
Chapter 4. Related service information 43