Installing An Expansion Card - Dell Precision Workstation 340 Service Manual

NOTE: See "Expansion Card Cage (Small Desktop Computer
Mini-Tower Computer

Installing an Expansion Card

CAUTION: Before you perform this procedure, see
NOTICE: Before disconnecting a device from the computer, wait 10 to 20 seconds after disconnecting the computer from its electrical outlet. Before
removing a component from the system board, verify that the standby power light on the system board has turned off. To locate this light, see your
computer's illustration in "System Board
1. If you are replacing an expansion card, remove the current driver for the expansion card from the operating system.
2. Turn off the computer and devices, disconnect them from their electrical outlets, and wait 10 to 20 seconds.
3. Open the computer cover.
4. Press the lever on the expansion card retention arm and raise the retention arm.
Expansion Card Retention Arm—Small Desktop Computer
Only)" for information on removing the card cage.
"Safety First—For You and Your
Components."
Computer."