Troubleshooting Your System
Safety First—For You and Your System
To perform certain procedures in this document, you must remove the system cover and work inside the system. While working inside the system, do not attempt to service the system except as explained in this guide and elsewhere in your system documentation.
CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system. Before performing any procedure, see your Product Information Guide for complete information about safety precautions, working inside the computer and protecting against electrostatic discharge.
Start-Up Routine
Look and listen during the system's
Table
Look/listen for: | Action |
|
|
A status code displayed by the diagnostic indicator | See "Diagnostics Indicator Codes" on page 14. |
lights on the system front panel. |
|
An error message displayed on the monitor. | See "System Messages" on page 16. |
Alert messages from the systems management | See the systems management software |
software. | documentation. |
The monitor's power indicator. | See "Troubleshooting the Video Subsystem" on |
| page 69. |
The keyboard indicators. | See "Troubleshooting the Keyboard" on page 70. |
The USB CD drive activity indicator. | See "Troubleshooting a USB Device" on page 71. |
The CD drive activity indicator. | See "Troubleshooting an Optical Drive" on page 78. |
The | See "Troubleshooting a Hard Drive" on page 78. |
An unfamiliar constant scraping or grinding sound | See "Getting Help" on page 95. |
when you access a drive. |
|
|
|
Troubleshooting Your System
67
