Removing The Riser Card; Installing The Riser Card - Dell PowerEdge 850 Installation And Troubleshooting Manual

6. Replace the expansion-card retainer.
7. Close the system. See "Closing the
Riser Card
The riser card provides two expansion-card slots. See

Removing the Riser Card

CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system.
Before performing any procedure, see your Product Information Guide for complete information about safety precautions, working inside the
computer and protecting against electrostatic discharge.
1. Open the system. See "Opening the
2. Remove any expansion card(s). See
3. Using a #2 Phillips screwdriver, remove the two screws that secure the riser card to the chassis. See Figure 5-7.
4. Lift the riser card straight up and remove the riser card from the system.
Figure 5-7. Installing and Removing the Riser Card

Installing the Riser Card

CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system.
Before performing any procedure, see your Product Information Guide for complete information about safety precautions, working inside the
computer and protecting against electrostatic discharge.
1. Insert the riser card firmly into the riser card connector on the system board until the riser card is fully seated.
2. Using a #2 Phillips screwdriver, install the two screws that secure the riser card to the system board.
3. Install any expansion card(s). See
4. Close the system. See "Closing the
System Memory
The four memory module sockets are located on the system board adjacent to the power supply and can accommodate 256 MB to 8 GB of unbuffered ECC PC-
3200 (DDR2 533) memory. See Figure A-3
You can upgrade the system memory by installing combinations of 256-MB, 512-MB, 1-GB, and 2-GB unbuffered memory modules. If you receive an error
System" in "Troubleshooting Your System."
"Expansion Cards" for detailed information on the expansion-card slots.
System" in "Troubleshooting Your System."
"Removing an Expansion Card."
"Installing an Expansion Card."
System" in "Troubleshooting Your System."
for the location of the memory module sockets.