Dell OptiPlex 790 Important Information

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Important Information — Dell OptiPlex 790/990

About Warnings

WARNING: A WARNING indicates a potential for property damage, personal injury, or death.

System Board

The Dell OptiPlex 790/ 790 computers are now shipped with a new system board without the following components:

1. Heatsink

2. Power supply thermal sensor (Desktop chassis only)

Heatsink Removal

The following image displays an earlier version of the system board shipped with the heatsink.

Figure 1. System Board of an earlier version of the system board with the heatsink

All system boards shipped with the following BIOS versions or higher will NOT contain the heatsink.

Computer Model

OptiPlex 790/990

If the BIOS is downgraded to an earlier version than the version listed above, an error message will be displayed.

BIOS version

A11

Regulatory Model: D09M, D05D, D03S, D01U

Regulatory Type: D05D001, D03S001, D01U001

2012 - 04

Page 1: System Board
WARNING: A WARNING indicates a potential for property damage, personal injury, or death. System Board The Dell OptiPlex 790/ 790 computers are now shipped with a new system board without the following components: 1. Heatsink 2. Power supply thermal sensor (Desktop chassis only) Heatsink Removal The following image displays an earlier version of the system board shipped with the heatsink.
Page 2 Information in this publication is subject to change without notice. © 2012 Dell Inc. All rights reserved. Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell...
Page 3 Other trademarks and trade names may be used in this publication to refer to either the entities claiming the marks and names or their products, Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.

Optiplex 990