Owner`s manual
Table Of Contents
- Dell Precision Tower 7910 Owner's Manual
- Working on Your Computer
- Removing and Installing Components
- Recommended Tools
- System Overview
- Removing the Power Supply Unit (PSU)
- Installing the Power Supply Unit (PSU)
- Removing the Front Cover
- Installing the Front Cover
- Removing the Hard Drive
- Installing the Hard Drive
- Removing the Left Cover
- Installing the Left Cover
- Removing the Intrusion Switch
- Installing the Intrusion Switch
- Removing the PCI Card
- Installing the PCI Card
- Removing the Slimline Optical Drive
- Installing the Slimline Optical Drive
- Removing the Memory Shroud
- Installing the Memory Shroud
- Removing the Memory
- Installing the Memory
- Removing the Coin-Cell Battery
- Installing the Coin-Cell Battery
- Removing the Heatsink
- Installing the Heatsink
- Removing the Liquid Cooler Heatsink (Optional)
- Installing the Liquid Cooler Heatsink (Optional)
- Removing the HeatSink Fan
- Installing the Heatsink Fan
- Removing the PCIe Card Retention
- Installing the PCIe card retention
- Removing the System-Fan Assembly
- Installing the System-Fan Assembly
- Removing the Front Bezel
- Installing the Front Bezel
- Removing the I/O Panel and the USB 3.0 Ports
- Installing the I/O Panel and the USB 3.0 Ports
- Removing the Power Switch
- Installing the Power Switch
- Removing the Speaker
- Installing the Speaker
- Removing the Right Cover
- Installing the Right Cover
- Removing the 5.25-inch Optical Drive
- Installing the 5.25-inch Optical Drive
- Removing the HDD Thermal Sensor
- Installing the HDD Thermal Sensor
- Removing the Processor
- Installing the Processor
- Removing the Hard-Drive Fan
- Installing the Hard-Drive Fan
- Removing the Power Supply Unit (PSU) Card
- Installing the Power Supply Unit (PSU) Card
- System Board Components
- Removing the System Board
- Installing the System Board
- Additional Information
- System Setup
- Diagnostics
- Troubleshooting Your Computer
- Technical Specifications
- Contacting Dell

Table 1. Navigation Keys
Keys Navigation
Up arrow Moves to the previous field.
Down arrow Moves to the next field.
<Enter> Allows you to select a value in the selected field (if applicable) or follow the link in
the field.
Spacebar Expands or collapses a drop‐down list, if applicable.
<Tab> Moves to the next focus area.
NOTE: For the standard graphics browser only.
<Esc> Moves to the previous page till you view the main screen. Pressing <Esc> in the main
screen displays a message that prompts you to save any unsaved changes and
restarts the system.
<F1> Displays the System Setup help file.
System Setup Options
NOTE: Depending on your computer and its installed devices, the items listed in this section may or
may not appear.
Table 2. General
Option Description
System Information This section lists the primary hardware
features of your computer.
• System Information
• Memory Configuration
• Processor Information
• Device Information
• PCI Information
Boot Sequence Allows you to change the order in which
the computer attempts to find an
operating system.
• Diskette Drive
• USB Storage Device
• CD/DVD/CD-RW Drive
• Onboard NIC
• Internal HDD
Boot List Option Allows you to change the boot list
option.
• Legacy
• UEFI
Advanced Boot Options Allows you to Enable Legacy Option
ROMs
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