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January 2nd, 2026 03:46

PowerEdge R760 – CPU 1 VCCIO PG Voltage Is Outside of Range

Hello Dell Community,

I have a Dell PowerEdge R760 that reports the following error during POSTCPU 1 VCCIO PG Voltage Is Outside of Range

At this stage, no troubleshooting has been performed yet.
Before proceeding, I would like to understand this error better.

Could you please advise:

  1. What are the common causes of this error on PowerEdge servers?

  2. Is this typically related to CPU, motherboard, or power/thermal conditions?

  3. In Dell service procedures, is thermal paste replacement ever recommended for this issue?

  4. What type of thermal paste is recommended for PowerEdge servers if replacement is required (OEM or industrial equivalent)?

Any guidance before I proceed with troubleshooting would be appreciated.

Thank you.

Moderator

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2.9K Posts

January 2nd, 2026 13:21

Hello @admfoy

 

It is related mostlikeyl with motherboard voltage regulation or processing seating. Sometimes PSU also involved but rarely. I can recommend some troubleshooting steps they are mostly help to resolve. by the way thermal paste is not part of remediation unless processor are removed for reseating. I would choose OEM Dell paste or equivalent high quality thermal pastes. 

 

troubleshooting steps:

*you can do power drain the system Perform a power drain. 
1- switch OFF the server
2- remove both power supply cables
3- press and hold the power button for 30 seconds
4- connect back the power cables and then power ON the server
5- get into BIOS, select iDRAC settings, go to system logs and clear all the previous logs

 

*Check BIOS, iDRAC and CPLD firmware and ensure up to date.

 

*If you feel comfortable remove procecssor and inspect for bent pins or debris, reseat then check. 

 

*If the system includes a PIB or PCB, reseat the connecting cables and test again. On models with modular PIB/PCB cabling, ensure both ends of each cable are properly reseated.

 

If the issue persist then I would suspect with motherboard at first. 

 

Hope that helps!

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3 Posts

January 4th, 2026 05:48

@DELL-Erman O​ 

Thank you for the clear explanation and troubleshooting guidance much appreciated.

Understood that thermal paste replacement is only required if the processor is removed for reseating. In that case, may I kindly ask if you can share specific examples of OEM Dell thermal paste or Dell-approved equivalent thermal paste types/brands that are suitable for PowerEdge servers

This would help me source the correct material online in advance, in case reseating becomes necessary, and ensure it meets Dell and Intel requirements (non-conductive, non-curing, industrial/server-grade).

Thank you in advance for your advice.

Moderator

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4.1K Posts

January 5th, 2026 00:01

Hi,

 

Unfortunately, we do not have any documented on the requirement of the thermal paste/grease on hand to share. I searched internally for any engineering notes for the requirement, and there is none in returned search. Most of the thermal paste/grease now are pre-applied to the heatsink before assembly and after sales repairs. The only information that I can obtain is the service kit that usually being paired with engineer replacement warranty visit - DPN# R5T0N. 

3 Apprentice

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1.1K Posts

January 5th, 2026 18:02

you will not need thermal paste unless you separate the heatsink from the processor. The processor can be removed from the system board with the heatsink as one unit.

Rey
#Iwor4Dell

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3 Posts

February 4th, 2026 02:54

I am currently servicing a Dell PowerEdge R540 with Intel Xeon Gold 5220 (125W) CPUs and would like to inquire about purchasing the thermal interface material (TIM) spare part.

Moderator

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5.3K Posts

February 4th, 2026 06:16

Hello, admfoy,

For inquiries regarding purchasing parts, we kindly recommend contacting your local sales team, who will be best equipped to assist you.

https://www.dell.com/en-us/shop/partsforyourdell

 

Respectfully,

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