6. Grasp the expansion card by its edges, and remove it from the expansion-card connector.
7. If you are removing the card permanently, install a metal filler bracket over the empty card-slot opening.
8. Pivot the expansion-card latch back into position and press it down firmly.
9. Close the system covers. See "Closing the System Covers."
10. Reconnect the system and peripherals to their electrical outlets, and turn them on.
11. Replace the optional front bezel, if applicable. See "Replacing the Bezel."
Memory
Thefourmemorymodulesocketsonthesystemboardcanaccommodatefrom256MBto8GBofregisteredDDRSDRAM.SeeFigure4-6.
Memory Module Upgrade Kits
The system is upgradable to 8 GB by installing combinations of 128-, 256-, 512-MB, 1-GB, or 2-GB registered memory modules. You can purchase memory
upgrade kits as needed.
Memory Module Installation Guidelines
Starting with the socket closest to the edge of the system board, the memory module sockets are labeled DIMM_1A and DIMM_1B (bank 1) and DIMM_2A and
DIMM_2B (bank 2). See Figure4-6. When you install memory modules, follow these guidelines:
l You must install memory modules in matched pairs (bank 1 DIMMs must match; bank 2 DIMMs must match).
l Install a pair of memory modules in bank 1 before installing a second pair in bank 2.
Figure 4-6.MemoryModuleSockets
Table4-1 illustrates several sample memory configurations based on these guidelines.
Table 4-1.SampleMemoryConfigurations
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