Dell Precision 620 System Documentation Update (Memory Upgrade)
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- Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 1
Dell Precision™ WorkStation 620 System Memory Upgrade www.dell.com | support.dell.com - Dell Precision 620 | System Documentation Update (Memory Upgrade) - Page 2
- Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 3
Dell Precision™ WorkStation 620 System Memory Upgrade www.dell.com | support.dell.com - Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 4
or loss of data and tells you how to avoid the problem. CAUTION: A CAUTION indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. Information in this document is subject to change without notice. © 2001 Dell Computer Corporation. All rights - Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 5
System Memory Upgrade support.dell.com This document provides instructions for upgrading the Rambus inline memory modules (RIMMs) on the Dell Precision WorkStation 620. Dell Precision 620 systems support dual, direct, Rambus dynamic random-access memory (RDRAM) modules. These RIMMs feature error - Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 6
appropriate operating system (OS) and language for the computer to be updated. e. Select FlashBIOS Updates for the download category. f. Click Go and follow the instructions on screen to create a diskette containing the BIOS update files. NOTE: For some Dell systems, you are given a choice to create - Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 7
instructions. This computer has two memory expansion cards (MECs), both consisting of four sockets: RIMM1_A, RIMM2_A, RIMM3_B, and RIMM4_B. On each MEC, sockets RIMM1_A and RIMM2_A comprise channel A, and sockets RIMM3_B and RIMM4_B comprise channel B. Dell Precision 620 systems support a maximum - Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 8
MEC cover RIMM1_A RIMM2_A channel A riser board RIMM3_B RIMM4_B channel B Figure 1. RIMM Socket Designations 4 System Memory Upgrade - Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 9
RIMMs, beginning with socket RIMM4_B and working up on each riser board in mirror fashion. Dell does not recommend or support the mixing of old and new 512-MB RIMMs in sockets RIMM1_A and RIMM2_A. Table Empty Empty Empty Empty Empty 128 MB Empty CRIMM 256 MB support.dell.com System Memory Upgrade 5 - Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 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). NOTE: For instructions, see "Removing and Installing a Memory Expansion Card" in your system User - Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 11
The chassis intrusion default is Enabled. If a setup password has been assigned by someone else, contact the network administrator for information on resetting the chassis intrusion detector. See the system User's Guide for information on the chassis intrusion detector. 14. When the memory total is - Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 12
that the memory modules are operating properly. NOTE: For information on troubleshooting and running the Dell Diagnostics, see "Troubleshooting" in the User's Guide. Installing a RIMM NOTICE: Before you upgrade RIMMs, you must upgrade the BIOS. See "Upgrading the BIOS" on page 1 for instructions. If - Dell Precision 620 | System Documentation Update (Memory
Upgrade) - Page 13
, press the securing clips outward simultaneously until the RIMM disengages from the socket (see Figure 3). It should pop out slightly. securing clips (2) Figure 3. Removing a RIMM support.dell.com System Memory Upgrade 9 - Dell Precision 620 | System Documentation Update (Memory
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Printed in the U.S.A. www.dell.com | support.dell.com 00E137 A00 P/N 0E137 Rev. A00
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www.dell.com | support.dell.com
Dell Precision™ WorkStation 620
System Memory Upgrade