Dell EMC PowerEdge C6420 Installation and Service Manual

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Processor and heat sink module

CAUTION This is a Field Replaceable Unit (FRU). Removal and installation procedures must be performed only by Dell certified service technicians.

NOTE In a sled which has been configured with mixed CPUs – a fabric processor installed in the CPU2 socket and a non-fabric processor installed in the CPU1 socket, you must connect the external Omnipath link cables to Port 2 on the OCP carrier card.

Use the following procedure when:

Removing and installing a heat sink
Replacing a processor

Table 1. Supported heat sinksThis table lists the supported heat sinks.
Heat sink	Dimensions	Design
CPU 1, standard heat sink	Length =108 mm (4.25 inches), Width =88 mm (3.46 inches), Height =24.8 mm (0.97 inches)	2 heat pipes
CPU 1, extended heat sink	Length =108 mm (4.25 inches), Width =96 mm (3.77 inches), Height =24.8 mm (0.97 inches)	2 heat pipes
CPU 2, standard heat sink	Length =108 mm (4.25 inches), Width =88 mm (3.46 inches), Height =24.8 mm (0.97 inches)	3 heat pipes