Dell OptiPlex 760 Service Manual - Page 120
Save your BIOS settings and exit system setup.
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1. Turn on (or restart) your computer. 2. When the DELL™ logo appears, press immediately. If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft® Windows® desktop. Then shut down your computer and try again. 3. Select System Setup. 4. Select Security ®Chassis Intrusion and then select the Clear Intrusion Warning option to reset the chassis intrusion detector. Change the setting to On, On-Silent, or Disabled. NOTE: The default setting is On-Silent. 5. Save your BIOS settings and exit system setup. Back to Contents Page
1.
Turn on (or restart) your computer.
2.
When the DELL™ logo appears, press <F12> immediately.
If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft
®
Windows
®
desktop. Then shut down your
computer and try again.
3.
Select
System Setup
.
4.
Select
Security
®
Chassis Intrusion
and then select the
Clear Intrusion Warning
option to reset the chassis intrusion detector. Change the setting to
On
,
On-Silent
, or
Disabled
.
5.
Save your BIOS settings and exit system setup.
Back to Contents Page
NOTE:
The default setting is
On-Silent
.