Error messages
| Symptom or error | FRU or action, in sequence | |
| 
 | 
 | 
 | 
| Device address conflict. | 1. | Load “Setup Defaults” in | 
| 
 | 
 | IBM BIOS Setup Utility. | 
| 
 | 2. | Backup battery. | 
| 
 | 3. | System board. | 
| 
 | 
 | 
 | 
| Allocation error for device. | 1. | Load “Setup Defaults” in | 
| 
 | 
 | IBM BIOS Setup Utility. | 
| 
 | 2. | Backup battery. | 
| 
 | 3. | System board. | 
| 
 | 
 | 
 | 
| Failing bits: nnnn. | 1. | DIMM. | 
| 
 | 2. | System board. | 
| 
 | 
 | 
 | 
| Invalid system configuration | 1. | DIMM. | 
| data. | 2. | System board. | 
| 
 | 
 | 
 | 
| I/O device IRQ conflict. | 1. | Load “Setup Defaults” in | 
| 
 | 
 | IBM BIOS Setup Utility. | 
| 
 | 2. | Backup battery. | 
| 
 | 3. | System board. | 
| 
 | 
 | 
 | 
| Operating system not found. | 1. | Check that the operating | 
| 
 | 
 | system has no failure and is | 
| 
 | 
 | installed correctly. | 
| 
 | 2. | Enter IBM BIOS Setup | 
| 
 | 
 | Utility and see whether | 
| 
 | 
 | the  | 
| 
 | 
 | the diskette drive are | 
| 
 | 
 | properly identified. | 
| 
 | 3. | Reseat the  | 
| 
 | 4. | Reinstall the operating | 
| 
 | 
 | system. | 
| 
 | 5. | Diskette drive. | 
| 
 | 6. | |
| 
 | 7. | 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,  | 
| 
 | 
 | hibernation file. | 
| 
 | 
 | |
| Fan error. | Fan. | |
| 
 | 
 | |
| Thermal sensing error. | System board. | |
| 
 | 
 | 
 | 
