IBM X220 - Manual (Page 53)

Table 2. Numeric error codes (continued)
Symptom or error FRU or action, in sequence
2102
Initialization error on HDD1 (Ultrabay hard disk drive) 1. Reseat the hard disk drive.
2. Ultrabay hard disk drive.
3. System board.
2110
Read error on HDD0 (Main hard disk drive) 1. Reseat the hard disk drive.
2. Main hard disk drive.
3. System board.
2112
Read error on HDD1 (Ultrabay hard disk drive) 1. Reseat the hard disk drive.
2. Ultrabay hard disk drive.
3. System board.
Error messages
Table 3. Error messages
Symptom or error FRU or action, in sequence
Device address conflict. 1. Load “Setup Defaults” in the ThinkPad Setup
program.
2. Backup battery.
3. System board.
Allocation error for device. 1. Load “Setup Defaults” in the ThinkPad Setup
program.
2. Backup battery.
3. System board.
Failing bits: nnnn. 1. DIMM.
2. System board.
Invalid system configuration data. 1. DIMM.
2. System board.
I/O device IRQ conflict. 1. Load “Setup Defaults” in the ThinkPad Setup
program.
2. Backup battery.
3. System board.
Hibernation error. 1. Restore the system configuration to what it was
before the computer entered hibernation mode.
2. If memory size has been changed, re-create the
hibernation file.
Fan error. 1. Fan.
2. Thermal grease.
3. System board.
Thermal sensing error. System board.
Chapter 4 . Related service information 47