Dell 2500 Performing a Memory Upgrade, Total Desired Memory, 128 MB 64 MB None 256 MB 512 MB

Table 6-2 illustrates several sample memory configurations based on these guidelines.

Table 6-2. Sample Memory Module Configurations

Total Desired

Memory

DIMM_A DIMM_B DIMM_C DIMM_D DIMM_E DIMM_F

128 MB	64 MB	64 MB	None	None	None	None
256 MB	128 MB	128 MB	None	None	None	None
512 MB	256 MB	256 MB	None	None	None	None
512 MB	128 MB	128 MB	128 MB	128 MB	None	None
1 GB	256 MB	256 MB	256 MB	256 MB	None	None
1.5 GB	256 MB	256 MB	256 MB	256 MB	256 MB	256 MB
2 GB	512 MB	512 MB	512 MB	512 MB	None	None
3 GB	512 MB	512 MB	512 MB	512 MB	512 MB	512 MB
4 GB	1 GB	1 GB	1 GB	1 GB	None	None

Performing a Memory Upgrade

WARNING: Before you perform this procedure, you must turn off the system and disconnect it from its power source. For more information, see "Safety First— For You and Your System" in "Troubleshooting Your System."

CAUTION: See "Protecting Against Electrostatic Discharge" in the safety instructions in your System Information document.

1.Open the front bezel (see "Removing the Front Bezel" in "Troubleshooting Your System").

2.Remove the system cover.

3.Remove the cooling shroud (see "Removing the Cooling Shroud").

4.Locate the memory module sockets in which you will install or replace memory module pairs. Figure 6-9 shows the order of the memory module sockets.

5.Install or replace the memory module pairs as necessary to reach the desired memory total (see "Installing Memory Modules" or "Removing Memory Modules").

6.Install the cooling shroud (see "Installing the Cooling Shroud").

7.Replace the system cover, reconnect the system to the electrical outlet, and turn on system. After the system completes the POST routine, it runs a memory test.

The system detects that the new memory does not match the system configuration information, which is stored in NVRAM. The monitor displays an error message that ends with the following words: