Dell 990 Personal Computer User Manual


 
13. Remove the system board from the chassis.
Installing The System Board
1. Align the system board to the port connectors on the rear of the chassis
and place the system board in the chassis.
2. Tighten the 7–mm hex screw securing the system board to the chassis.
3. Tighten the screws securing the system board to the chassis.
4. Close the expansion card latch.
5. Connect the cables to the system board.
6. Connect the intrusion switch cable, SATA cables, Input/Output board cable,
system fan cable, power switch cable, internal speaker cable, and the
power supply cables to the system board.
7. Install the
fan shelter
.
8. Install the
heat sink and processor
.
9. Install the
expansion card
.
10. Install the
drive cage
.
11. Install the
front bezel
.
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