Dell Latitude D800: Installing a Reserve Battery Running the Dell Diagnostics
Installing a Reserve Battery Running the Dell Diagnostics: Dell Latitude D800
Table of contents
- Notes, Notices, and Cautions Abbreviations and Acronyms
- Contents
- CAUTION: Safety Instructions General
- CAUTION: Safety Instructions (continued) Power
- CAUTION: Safety Instructions (continued) Battery
- CAUTION: Safety Instructions (continued) Air Travel EMC Instructions California Residents
- When Using Your Computer
- When Using Your Computer (continued) Ergonomic Computing Habits When Working Inside Your Computer
- When Using Your Computer (continued) Protecting Against Electrostatic Discharge
- Finding Information for Your Computer What are you looking for? Find It Here
- What are you looking for? Find It Here
- Setting Up Your Computer
- 4 Open the computer display and press the power button to turn on the computer.
- About Your Computer
- Front View
- Left Side View Right Side View
- Back View
- Bottom View
- Removing a Battery
- Installing a Battery Removing a Reserve Battery
- 3 Pull the reserve battery out of its compartment, and disconnect the cable from the connector.
- Installing a Reserve Battery Running the Dell Diagnostics
- Option Function
- Tab Function
- Regulatory Notices

Installing a Reserve Battery
1 Connect the reserve battery cable to the connector in the reserve battery
compartment.
2 Place the reserve battery in the compartment, and replace the reserve battery cover.
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Running the Dell Diagnostics
The Dell Diagnostics is located on a hidden Diagnostic utility partition on your hard drive.
NOTE: If your computer cannot display a screen image, contact Dell (see "Getting Help" in your
User’s Guide for the appropriate contact information).
1
Shut down the computer.
2 If the computer is connected to a docking device (docked), undock it.
See the documentation that came with your docking device for instructions.
3 Connect the computer to an electrical outlet.
NOTE: If you cannot see anything on your display, you can hold down the mute button and press
the power button (instead of F12) to begin the Dell Diagnostics. You do not need to highlight
Diagnostics and press . The computer automatically runs the Pre-boot System
Assessment.
24 System Information Guide

