The rails for our PowerEdge R760xd2s extend beyond the rear posts of the colocation rack, so the rear door will not close. Are shorter universal rails a reasonable option, or is there another fix that still lets the servers slide out for service?
What can I do if R760xd2 rails stick out past the rack?
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CIRRUS_8
Answers
First check the rack’s usable post-to-post depth with the colo provider, not just the cabinet’s outside depth. Some racks are adjustable, and the provider may be able to move the posts or offer a deeper cabinet. If the rails still project past the rear posts, ask about a deeper rack before buying hardware.
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Adjustable universal rails might work, but treat that as something to verify, not a guaranteed fit. Check the rail’s minimum and maximum depth, how it supports the chassis, and its rated load against the fully configured server. Also confirm that the server can be safely installed and removed with that rail setup.
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These chassis and their intended rails can need more rack depth than older cabinets provide. If the rails extend beyond the rear posts, a different rail may not solve the underlying clearance problem, and improvised support could make servicing awkward. I’d ask the manufacturer or reseller to confirm compatible alternatives for this exact model before ordering.
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Also check whether anything besides the rails affects the rear-door clearance, such as a cable-management arm or cables bending sharply. But if the rail ends themselves are past the rear posts, measure that overhang and have the colo confirm whether the door can close safely. Don’t force the door against the equipment.
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CIRRUS_8:
That makes sense. I’ll get the actual post spacing and load requirements from the colo and compare them with the rail specifications.