Dell Dimension L Series, Справочное и ремонтное руководство

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support.dell.com Checking Inside Your Computer 6-7
CD-ROM Drive
If you completed the basic drive checks (refer to “Drives” in Chapter 4 Chapter 4 and this chap-
ter) and suspect a problem with a CD-ROM drive, perform the following checks:
•
Check for hardware conflicts as described in “Resolving Software and Hardware Software and Hardware
Incompatibilities” in Chapter 5.
•
Click the Start button, point to Settings , and click Control Panel . In
Windows 98, double-click the System icon and check the Performance tab for
any abnormal indications. In Windows 2000, double-click the y abnormal indications. In Windows 2000, double-click the Administrative ve
Tools icon and check the Event Viewer .
•
Clear NVRAM as described in “Clearing NVRAM” in Appendix B M as described in “Clearing NVRAM” in Appendix B.
Hard-Disk Drive
If you completed the basic drive checks (refer to “Drives” in Chapter 4 he basic drive checks (refer to “Drives” in Chapter 4 and this chap-
ter) and suspect a problem with a hard-disk drive, clear NVRAM as described in M as described in
“Clearing NVRAM” in Appendix B.
System Board
If an error message indicates a system board problem, the boot routine does not utine does not
complete (refer to “Start-Up Routine” in Chapter 4), or if the power supply fan does
not spin when power is on, perform the following steps:
1. Verify that the electrical outlet to which the computer is connected is properly
functioning. Test the electrical outlet with another electrical device, such as a
vice, such as a
lamp.
2. Remove the computer cover and rotate the power supply as described in
“Removing and Replacing the Computer Cover” and “Rotating the Power Supply
Away From the System Board” i
Board” in Chapter 2.
3. Remove all expansion cards as described in “Removing Expansion Cards” in
Chapter 2.
4. If the system does not boot, check connections and perform the following steps: wing steps:
a. Reseat the control panel cable and power cable connectors from the power
supply to the system board (see Figure 2-5 for connector locations).
b. Remove the hard-disk drive as described in step 4 of “Replacing the Hard-
Disk Drive” in Chapter 3. Disconnect the DC power cable connectors to all
other drives
except for the 3.5-inch diskette drive and the CD-ROM drive.
c. Disconnect all devices attached to the computer except the monitor and the
keyboard.
yboard.
5. Rotate the power supply back into position, replace the computer cover, and
reconnect the system to an electrical outlet.