Troubleshooting Your System; Safety First-For You And Your System; Start-Up Routine; Checking The Equipment - Dell 1955 Hardware Owner's Manual

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:
Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online
or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered
by your warranty. Read and follow the safety instructions that came with the product.

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:
An error message displayed on the monitor
Alert messages from the systems management
software
The monitor's power indicator
The keyboard indicators
The USB diskette drive activity indicator
The USB optical drive activity indicator
The hard-drive activity indicator
An unfamiliar constant scraping or grinding
sound when you access a drive

Checking the Equipment

This section provides troubleshooting procedures for external devices attached to the system, such
as the monitor, keyboard, or mouse. Before you perform any of the procedures, see "Troubleshooting
External Connections" on page 102.
Action
See "Server Module Messages" on page 34.
See the systems management software documentation.
See "Troubleshooting the Video Subsystem" on page 102.
See "Troubleshooting the Keyboard" on page 103.
See "Troubleshooting USB Devices" on page 105.
See "Troubleshooting USB Devices" on page 105.
See "Troubleshooting Hard Drives" on page 113.
See "Getting Help" on page 127.
Troubleshooting Your System
101