Dell EMC PowerEdge C6420 User Manual

Jumpers and connectors
This topic provides specic information about the jumpers. It also provides some basic information about jumpers and switches and
describes the connectors on the various boards in the system. Jumpers on the system board help to disable the system and setup
passwords. You must know the connectors on the system board to install components and cables correctly.
Topics:
• System board jumper settings
• System board connectors
• Disabling forgotten password
System board jumper settings
For information on resetting the password jumper to disable a password, see the Disabling a forgotten password section.
Table 35. System board jumper settings
Jumper Setting Description
NVRAM_CLR The BIOS conguration settings are retained at system boot.
The BIOS conguration settings are cleared at system boot.
PWRD_EN The BIOS password feature is enabled.
The BIOS password feature is disabled. iDRAC local access is
unlocked at next AC power cycle. iDRAC password reset is enabled
in F2 iDRAC settings menu.
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Dell EMC PowerEdge C6420 Specifications

General

Processor	Intel Xeon Scalable processors
Management	iDRAC9
Max Processors	2 per node
Memory	DDR4
Storage	Up to 6 x 2.5" drives
Drive Bays	24 x 2.5" or 12 x 3.5"
Network	2 x 10GbE ports per sled
Power Supply	Dual, 2000W
Operating System Support	Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi
Maximum RAM	Up to 3TB per node
Max Memory	Up to 3TB per node