Dell PowerEdge SC1420 Manuel d'utilisateur télécharger pdf (Page 28)

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5-1.

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5. Open the system by sliding the cover release latch and rotating the cover open as shown in Figure5-1.

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Closing the System

1. Ensure that all cables are connected, and fold cables out of the way.

2. Ensure that no tools or extra parts are left inside the system.

3. Close the system cover.

a. Rotate the cover down. See Figure5-1.

b. Press down on the cover until the cover release latch is fully engaged.

4. If applicable, install the padlock.

5. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.

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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

computer start-up:

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ALERT! Cover was previously removed.

6. Reset the chassis intrusion detector by changing Chassis Intrusion to Enabled or Enabled- Silent. See your User's Guide for details.

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Figure 5-1. Opening and Closing the System

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CAUTION: Only trained service technicians are authorized to open the system cover and access any of the components inside the system. See

your System Information Guide for complete information about safety precautions, working inside the computer, and protecting against

electrostatic discharge.

NOTICE: Ensure that sufficient space exists to accommodate the open cover—at least 30 cm (1 ft) of desktop space.

NOTE: If a setup password has been assigned by someone else, contact your network administrator for information on resetting the chassis intrusion

detector.

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Dell PowerEdge SC1420 Manuel d'utilisateur Page 28