Dell 1900 Personal Computer User Manual


 
Installing System Components 57
Installing an Expansion Card
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
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
2 Open the system. See
"Opening the System" on page 48
.
3
If you are installing a full-length expansion card, remove the expansion-card stabilizer:
a
Swing up the end of the stabilizer toward the front of the system. See Figure 3-9.
b
Draw the stabilizer straight up and out of the system.
4 Open the plastic expansion-card retainer adjacent to the back of the empty slot. See
Figure 3-9
.
Figure 3-9. Installing and Removing Expansion Cards
1 expansion-card stabilizer 2 expansion card 3 expansion-card retainer
4 card-edge guide
3
2
1
4