Dell 7400 (VPK90) service manual

Contents

1. Dell Latitude 7400 Service Manualp. 3
2. Working on 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. Technology and componentsp. 10

   This chapter details the technology and components available in the system. Topics: • USB features • USB Type-C • HDMI 1.4a USB features Universal Serial Bus…

4. Major components of your systemp. 14

   1. Base cover 2. Power adaptor port 3 14 Major components of your system

5. Removing and installing componentsp. 16

   Base cover Removing the base cover Follow the procedure in before working inside your computer. 1. Loosen the eight captive screws that secure the base cover…

6. Troubleshootingp. 84

   Enhanced Pre-Boot System Assessment (ePSA) diagnostics The ePSA diagnostics (also known as system diagnostics) performs a complete check of your hardware. The…

7. Getting helpp. 87

   Topics: • Contacting Dell Contacting Dell NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice…