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Does the inspection reveal any problems?
Yes . Refer to the appropriate procedure in Chapter 4, "Removing and
Replacing Parts."
No . Proceed to the next section, "Observing the Boot Routine."
After you perform an external visual inspection as described in the previous
procedure, you should boot the system and, while the boot routine is running,
observe the system for any indications of problems.
NOTES: To prevent possible damage to the original diagnostics diskette,
always use a backup copy of the diagnostics diskette when servicing a user's
computer. Dell recommends that users make copies of the Dell Diagnostics
Diskette . For instructions, see "Before You Start Testing" in Chapter 7 of the
Reference and Troubleshooting Guide .
Most of the steps in this procedure require observation of computer functions
and indications, some of which can occur simultaneously. It may be necessary
to reboot the computer several times in order to complete all of these steps.
To observe problem indications during the boot routine, follow these steps:
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Does the fan run normally?
Yes. Proceed to step 3.
No. Troubleshoot the system power supply.
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Basic Troubleshooting
2-3
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