Dell PowerEdge R805 Hardware Owner's Manual (PDF) - Page 71

Opening the System, To upgrade or troubleshoot the system, remove the system cover to gain

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Opening the System To upgrade or troubleshoot the system, remove the system cover to gain access to internal components. 1 Unless you are installing a hot-plug component such as a cooling fan or power supply, turn off the system and attached peripherals, and disconnect the system from the electrical outlet and peripherals. 2 To remove the system cover, turn the latch release lock counter-clockwise to the unlocked position. See Figure 3-4. 3 Lift up on the latch on top of the system. See Figure 3-4. 4 Grasp the cover on both sides and carefully lift the cover away from the system. Closing the System 1 Lift up the latch on the cover. 2 Place the cover on top of the system and offset the cover slightly back so that it clears the chassis J hooks and lays flush on the system chassis. See Figure 3-4. 3 Push down the latch to lever the cover into the closed position. 4 Rotate the latch release lock in a clockwise direction to secure the cover. Installing System Components 71

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Installing System Components
71
Opening the System
To upgrade or troubleshoot the system, remove the system cover to gain
access to internal components.
1
Unless you are installing a hot-plug component such as a cooling fan or
power supply, turn off the system and attached peripherals, and disconnect
the system from the electrical outlet and peripherals.
2
To remove the system cover, turn the latch release lock counter-clockwise
to the unlocked position. See Figure 3-4.
3
Lift up on the latch on top of the system. See Figure 3-4.
4
Grasp the cover on both sides and carefully lift the cover away from the
system.
Closing the System
1
Lift up the latch on the cover.
2
Place the cover on top of the system and offset the cover slightly back so
that it clears the chassis J hooks and lays flush on the system chassis. See
Figure 3-4.
3
Push down the latch to lever the cover into the closed position.
4
Rotate the latch release lock in a clockwise direction to secure the cover.