Dell PowerEdge SC440 Hardware Owner's Manual  - Page 41

Opening the System, System Setup Program

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Opening the System 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. 1 Turn off the system and attached peripherals, and disconnect the system from the electrical outlet. 2 Press the power button to ground the system board. 3 If you have installed a padlock through the padlock ring on the back panel, remove the padlock. 4 Lay the system on its side as shown in Figure 3-2. 5 Open the system by sliding the cover release tab toward the rear of the system and lifting the cover off. See Figure 3-2. Closing the System 1 Ensure that all internal cables are connected and folded out of the way. 2 Ensure that no tools or extra parts are left inside the system. 3 Reinstall the system cover: a Insert the bottom edge of the cover into the bottom of the system chassis. See Figure 3-2. b Press down on the cover until the cover release tab snaps into place. 4 If applicable, install the padlock. 5 Reconnect the system to the electrical outlet, and turn on the system and attached peripherals. After you open and close the cover, the chassis intrusion detector, if enabled, causes the following message to appear on the screen at the next system start-up: ALERT! Cover was previously removed. 6 To reset the chassis intrusion detector, press to enter the System Setup program. See "Using the System Setup Program" on page 27. NOTE: If a setup password has been assigned by someone else, contact your network administrator for information on resetting the chassis intrusion detector. Installing System Components 41

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Installing System Components
41
Opening the System
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.
1
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
2
Press the power button to ground the system board.
3
If you have installed a padlock through the padlock ring on the back panel, remove the padlock.
4
Lay the system on its side as shown in Figure 3-2.
5
Open the system by sliding the cover release tab toward the rear of the system and lifting the cover off.
See Figure 3-2.
Closing the System
1
Ensure that all internal cables are connected and folded out of the way.
2
Ensure that no tools or extra parts are left inside the system.
3
Reinstall the system cover:
a
Insert the bottom edge of the cover into the bottom of the system chassis. See Figure 3-2.
b
Press down on the cover until the cover release tab snaps into place.
4
If applicable, install the padlock.
5
Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
After you open and close the cover, the chassis intrusion detector, if enabled, causes the following
message to appear on the screen at the next system start-up:
ALERT! Cover was previously removed.
6
To reset the chassis intrusion detector, press <F2> to enter the System Setup program. See "Using the
System Setup Program" on page 27.
NOTE:
If a setup password has been assigned by someone else, contact your network administrator for
information on resetting the chassis intrusion detector.