Dell POWEREDGE M905 - Manual (Page 150)

150
Installing Blade Components
7 Close the blade. See "Closing the Blade" on page 104.
8 Install the blade in the system. See "Installing a Blade" on page 98.
Blade System Board (Service Only)
Removing the System Board
CAUTION:
Only trained service technicians are authorized to remove the system
cover and access any of the components inside the system. Before you begin this
procedure, review the safety instructions that came with the system.
1 Remove the blade. See "Removing a Blade" on page 96.
2 Install an I/O connector cover on the I/O connector(s) at the back of the
board.
3 Open the blade. See "Opening the Blade" on page 100.
CAUTION:
The processor and heat sink can become extremely hot. Be sure the
processor has had sufficient time to cool before handling.
CAUTION:
The memory modules are hot to the touch for some time after the
system has been powered down. Allow time for the memory modules to cool
before handling them. Handle the memory modules by the card edges and avoid
touching the components.
NOTICE:
If you are removing two hard drives, label them so you can replace them
in their original locations.
4 Remove the hard drives. See "Removing a Hard Drive" on page 143.
5 Remove the hard-drive backplane. See "Hard-Drive Backplane" on
page 148.
6 For a PowerEdge M905 or M805 blade, remove mezzanine cards 1 and 4
(the outermost mezzanine cards).
For a PowerEdge M605 or M600 blade, remove both mezzanine cards if
present.
NOTICE:
If you are removing multiple mezzanine cards, label them so you can
replace them in their original locations.