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Dell PowerEdge M610x User Manual

Bios information, Disabling spread spectrum clocking mode

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Information Update—Support for
PowerEdge C410x on M610x, R710,
and R410 Systems

BIOS Information

The minimum BIOS versions required to support the C410x are:

v6.0.7 for R710 systems

v1.8.2 for R410 systems

v6.0.7 for M610x systems

Disabling Spread Spectrum Clocking Mode

To enable support for the C410x chassis, set a reserved CMOS location, which
disables spread spectrum clocking mode.

1 Download the Linux Deployment Toolkit (DTK) from

support.dell.com/support/downloads.

NOTE:

The host operating system (OS) can be Microsoft Windows or Linux.

No software installation is required on the host.

2 Boot to DTK media.
3 On the boot options menu, type 1 to select DTK media.
4 Follow the instructions on screen to activate shell console (press Alt+F2).
5 At the shell prompt, type cd bin and press Enter.
6 Type syscfg --token=0x304 to set the token to disable spread

spectrum clocking.

7 Remove the media.
8 Turn on the host.

For more information, see the Dell OpenManage Deployment Toolkit
Version 3.5

User’s Guide at support.dell.com/manuals.

2011 - 10

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