Dell PRECISION WORKSTATION 620 manual MB Empty

Table 1-1. Sample Factory-Installed RIMM Configurations (per MEC)

(continued)

For Total

Desired

Memory:

Populate both MECs as follows:

			RIMM4_B
RIMM1_A (top)	RIMM2_A	RIMM3_B	(bottom)

2048 MB	Empty	CRIMM	512 MB	512 MB
2560 MB	CRIMM	256 MB	512 MB	512 MB
3072 MB	256 MB	256 MB	512 MB	512 MB
3072 MB	CRIMM	512 MB	512 MB	512 MB

To upgrade memory, perform the following steps.

NOTICE: See “Protecting Against Electrostatic Discharge” in your System Information Guide.

CAUTION: Before you remove your computer cover, see “Safety First—For You and Your Computer” in your system User’s Guide.

1.If you have not already done so, upgrade the BIOS. See “Upgrading the BIOS” on page 1-1 for instructions.

2.Turn off the computer and peripherals, disconnect them from their electrical out- lets, and wait 10 to 20 seconds.

3.Lay the computer on its right side.

4.Open the computer cover.

5.To lift the MEC from the system board, rotate the MEC cover up and remove the MEC from the computer (see Figure 1-1).

NOTE: For instructions, see “Removing and Installing a Memory Expansion Card” in your system User’s Guide.

6.Repeat Step 5 for the other MEC.

7.Install or remove RIMMs and CRIMMs as necessary to reach the desired mem- ory total.

NOTE: For instructions on installing RIMMs, see “Installing a RIMM” on page 1- 8. For instructions on removing RIMMs, see “Removing a RIMM” on page 1-9.

8.Reinstall both MECs on the system board.

NOTE: For instructions, see “Removing and Installing a Memory Expansion Card” in your system User’s Guide.

9.Close the computer cover.

10.Stand the computer upright.

1-6 System Memory Upgrade