Dell PowerEdge 2900 Hardware Owner's Manual (PDF) - Page 109

Installing the System Board, Unpack the new system board.

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Figure 3-33. Removing the System Board 1 2 3 1 retention pin 2 system board 3 chassis hooks Installing the System Board CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system. See your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting against electrostatic discharge. 1 Unpack the new system board. 2 Install the system board. a Hold the system board by its front edge and the memory module socket ejectors. b Carefully lower the system board into the chassis with the DIMM-socket side of the board tilted down slightly to allow room for the board to clear the chassis wall slides. Ensure that the I/O connectors on the back edge of the board fit underneath the ledge on the inside of the chassis back panel. When the board is properly positioned, the tabs on the chassis will fit through the corresponding slots in the system board. c Slide the system board tray toward the back of the chassis until the retention pin snaps into place. Installing System Components 109

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Installing System Components
109
Figure 3-33.
Removing the System Board
Installing the System Board
CAUTION:
Only trained service technicians are authorized to remove the system cover and access any of the
components inside the system. See your
Product Information Guide
for complete information about safety
precautions, working inside the computer, and protecting against electrostatic discharge.
1
Unpack the new system board.
2
Install the system board.
a
Hold
t
he system board by its front edge and the memory module socket ejectors
.
b
Ca
refully lower the system board into the chassis
with the DIMM-socket side of the board tilted
down slightly to allow room for the board to clear the chassis wall slides. Ens
ure that the I/O
connectors on the back edge of the board fit underneath the ledge on the inside of the chassis
back panel.
When the board is properly positioned, the tabs on the chassis will fit through the corresponding
slots in the system board.
c
Slide the system board tray toward the back of the chassis until the retention pin snaps into
place
.
1
retention pin
2
system board
3
chassis hooks
1
2
3