Symptom/Error | FRU/Action in Sequence | ||
|
|
| |
Parallel port device | v | Device driver | |
problems. | |||
v | Device cable | ||
| |||
| v | Device | |
| v Ensure that ″Parallel Port″ in the | ||
|
| ″Config | |
|
| BIOS Utility is correctly set. | |
| v | System board | |
|
|
| |
Modem-Related Symptom
Symptom/Error | FRU/Action in Sequence | ||
|
|
| |
Internal modem does not | v Go to “FRU tests” on page 54. | ||
work correctly | |||
v | Modem connector | ||
| |||
| v | Modem board | |
| v | System board | |
|
|
| |
Operating System-Related Symptom
Symptom/Error | FRU/Action in Sequence | ||
|
|
| |
Operating system not | v Check that the operating system | ||
found | |||
| has no failure and is installed | ||
|
| ||
|
| correctly. | |
| v Check the Boot device list in the | ||
|
| startup/Boot | |
|
| on each bootable device. | |
| v Enter IBM BIOS Setup Utility and | ||
|
| see whether the hard disk drive | |
|
| and the diskette drive are properly | |
|
| identified. | |
| v Reseat the hard disk drive. | ||
| v Reinstall the operating system. | ||
| v | Diskette drive | |
| v | Hard disk drive | |
| v | System board | |
|
|
| |
Intermittent Problems
Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as cosmic radiation, electronic discharge, or software errors. FRU replacement should only be considered when a recurring problem exists.
When analyzing on intermittent problem, do the following:
