Processor VRM Requirements
This server platform requires the installation of two types of Voltage Regulator Modules (VRMs).
The VRMs necessary depend on the number of processors and the main board model installed.
Before installing or removing any processors, consult the board specific Technical Product
Specification at http://www.intel.com for specific VRM requirements. As an overview the
following generic VRM rules apply:
One processor installed: No VRM required
Two processors installed: No VRM required
Three processors installed
-
One processor cache VRM required
-
One core voltage processor VRM required
Four processors installed
-
One processor cache VRM is required. This was installed when you added the third
processor. You do not need to install another one.
-
Two core voltage processor VRMs required. One was installed when you installed the third
processor. You need to install one more.
Installing and Removing a Processor Thermal Blank
Removing a Processor Thermal Blank
CAUTION
Make sure to install a processor and a heat sink to replace the thermal blank.
Only power on a system that has all four processor sockets populated with
processor heat sinks and/or processor thermal blanks.
The server may have from one to four processors installed on the main board. If you are adding a
processor to the system, the thermal blank must be removed.
To remove a thermal blank:
1. Observe the safety precautions, warnings, and cautions described in
2. Turn off all peripheral devices connected to the system.
3. Power down the server and disconnect both AC power cords.
4. Remove the top cover. For instructions, see
5. Remove the processor air baffle. For instructions, see
Intel® Server Platforms SR4850HW4 & SR4850HW4/M Product Guide
"Safety
"Removing the Top
Cover".
"Removing the Processor Air
Information".
Baffle".
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