Dell 7090 (H4N4J) service manual

Contents

1. OptiPlex 7090 Small Form Factor Service Manualp. 1

   Regulatory Model: D15S Regulatory Type: D15S004 August 2021 Rev. A01

2. Working inside your computerp. 6

   Safety instructions Use the following safety guidelines to protect your computer from potential damage and to ensure your personal safety. Unless otherwise…

3. Removing and installing componentsp. 10

   NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Recommended tools The procedures in this document…

4. Softwarep. 63

   This chapter details the supported operating systems along with instructions on how to install the drivers. Drivers and downloads When troubleshooting…

5. System setupp. 64

   CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program. Certain changes can make your computer work incorrectly.…

6. Troubleshootingp. 86

   SupportAssist diagnostics About this task The SupportAssist diagnostics (previously known as ePSA diagnostics) performs a complete check of your hardware. The…

7. Getting help and contacting Dellp. 90

   Self-help resources You can get information and help on Dell products and services using these self-help resources: Table 31. Self-help resources Self-help…