Dell PowerEdge SC1425 - Manual (Page 48)

1. Open the system. See " Opening the System " in "Troubleshooting Your System."
2. If applicable, remove the expansion card. See " Removing an Expansion Card ."
3. Using a #2 Phillips screwdriver, remove the two screws that secures the riser card to the chassis. See Figure 6 -7 .
4. Lift the riser card straight up and remove the riser card from the system.
Figure 6-7. Installing and Removing the Riser Card
Installing the Riser Card
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. If applicable, reinstall the expansion card. See " Installing an Expansion Card ."
4. Close the system. See " Closing the System " in "Troubleshooting Your System."
System Memory
The six memory module sockets can accommodate from 256 MB to 12GB (when 2-GB single ranked memory modules are available) of registered PC-3200 (DDR
2 400) memory. The memory sockets are located on the system board adjacent to the power supply bays. See
Figure 6 -1 .
You can upgrade the system memory by installing combinations of 256-, 512-MB, 1-GB, and 2-GB registered memory modules.
The memory module sockets are arranged in three banks on two channels (A and B). The memory module banks are identified as follows:
l Bank 1: DIMM1_A and DIMM1_B
l Bank 2: DIMM2_A and DIMM2_B
l Bank 3: DIMM3_A and DIMM3_B
General Memory Module Installation Guidelines
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as
authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not
authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as
authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not
authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
NOTE: The memory modules must be PC-3200 compliant.
NOTICE: If you remove your original memory modules from the system during a memory upgrade, keep them separate from any new memory modules
that you may have. Use only registered DDR 2 memory modules.