Dell PowerEdge 1850 Supplementary Manual page 8

Figure 1-3. Removing the System Board
retention pin
17
Remove the front-fan tray:
Press and hold the front-fan tray release button.
a
Slide the front-fan tray to the right until it stops.
b
Lift the front-fan tray from its three securing posts.
c
18
To remove the system board:
Lift up the blue retention pin and slide the system board towards the front of the system
a
to disengage the board from the retention tabs on the chassis. See Figure 1-3.
Raise the back edge of the board slightly to clear the chassis, then lift the system board
b
out of the system.
8
Upgrading Your System Board and Riser Board
system board
slots
tabs
drive-bay
retraction bar