DELL PowerEdge R420 Manuale Utente

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Additonal Processor Installation
3
Overview
This document provides important information for installing the second 
processor in Dell PowerEdge R520 and PowerEdge R420 systems.
Before You Begin
To install a second processor in your system, you must ensure that you have:
• Replaced the dummy fan in the FAN 6 slot with a cooling fan. 
For more information on replacing the fan, see "Removing a Cooling Fan" 
and "Installing a Cooling Fan" in the relevant Owner’s Manual on 
support.dell.com.
• Upgraded the riser cards as indicated in the table below:
For more information on replacing the riser cards, see "Expansion Cards 
and Expansion-Card Risers" and "Technical Specificationsin the Owner’s 
Manual at 
support.dell.com.
 
NOTE: 
When selecting or upgrading your system configuration, verify the system 
power consumption with the Dell Energy Smart Solution Advisor at dell.com/ESSA 
to ensure optimum power utilization.
Table 1-1. Riser Upgrade Information
PowerEdge 
System
Upgrade 
From To 
R520
Riser1_1P: One half-height, 
half-length x4 link 
Riser1_2P: One half-height, 
half-length x16 link 
Riser2_1P:
• One full-height, full-length x8 
link 
• Two full-height, half-length x4 
link
Riser2_2P:
• One full-height, full-length x8 
link 
• Two full-height, half-length x8 
link
R420
Riser1_1P: One half-height, 
half-length x4 link 
Riser1_2P: One half-height, 
half length x16 link
Riser2_1P: One full-height, 
half-length x16 link
Same as Riser2_1P 
Install_proc.book  Page 3  Friday, May 4, 2012  2:24 PM