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Question 13 - D-PEXE-IN-A-00 discussion

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A deployment engineer is installing a PowerEdge XE8640 server in a rack with round holes. They cannot get the outer rail portion to fit flush with the rack frame.

What is the reason the outer rail is not flush with the frame?

A.
The rail latch is not engaged.
Answers
A.
The rail latch is not engaged.
B.
The PowerEdge XE8640 does not support a round-hole rack.
Answers
B.
The PowerEdge XE8640 does not support a round-hole rack.
C.
A small offset is expected between the rail mounting post and the rack.
Answers
C.
A small offset is expected between the rail mounting post and the rack.
D.
Weight has not been applied to the rail.
Answers
D.
Weight has not been applied to the rail.
Suggested answer: C

Explanation:

Understanding Rail Types and Compatibility:

Dell PowerEdge servers, including the XE8640, come with rail kits designed for specific types of racks. The rail kits are tailored to fit racks with square holes or threaded holes, depending on the model and configuration.

Compatibility with Round-Hole Racks:

The PowerEdge XE8640 does not support installation in round-hole racks. The rail kits provided with the XE8640 are designed for 4-post racks with square holes or 4-post threaded racks. Attempting to install these rails in a round-hole rack will result in improper fitment and stability issues.

Common Installation Issues:

If the outer rail portion does not fit flush with the rack frame, it is often due to a compatibility issue with the rack type. Round-hole racks require specific rail kits that are different from those used for square or threaded hole racks.

Verifying Rack Type:

Before installation, verify the type of rack being used. Ensure that it matches the specifications outlined in the server's installation guide. Using the correct rack type ensures proper fitment and structural integrity.

Alternative Solutions:

If the current rack is a round-hole type, consider using a compatible rack with square or threaded holes for the XE8640. Alternatively, there might be adapters or conversion kits available that allow the use of standard rails in round-hole racks, although these are not typically recommended due to potential stability issues.

Reference and Documentation:

Refer to the Dell EMC PowerEdge XE8640 Installation and Service Manual for detailed information on rail and rack compatibility. This manual provides specifications for supported rack types and instructions for proper installation.

Dell EMC PowerEdge XE8640 Installation and Service Manual: This document provides comprehensive guidelines on the correct installation procedures and compatible rack types for the XE8640 server.

Dell EMC Technical Specifications Guide: Offers detailed specifications on the rack compatibility and rail options for Dell PowerEdge servers, ensuring proper installation and fitment.

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asked 16/09/2024
Arno Rodenhuis
49 questions
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