Dell PowerEdge R905 Hardware Owner's Manual (PDF) - Page 143
Troubleshooting Your System, Safety First-For You and Your System, Start-Up Routine
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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 start-up routine for the indications described in Table 4-1. Table 4-1. Start-Up Routine Indications Look/listen for: Action A status or error message displayed on See "LCD Status Messages" on page 21. the front-panel LCD. An error message displayed on the monitor. See "System Messages" on page 33. Alert messages from the systems management software. See the systems management software documentation. The monitor's power indicator. See "Troubleshooting the Video Subsystem" on page 145. The keyboard indicators. See "Troubleshooting the Keyboard or Mouse" on page 146. The USB CD drive activity indicator. See "Troubleshooting a USB Device" on page 149. Troubleshooting Your System 143