Skip to main content
Welcome
Dell Sites
Dell Technologies
Premier Sign In
Partner Program Sign In
Dell Financial Services
Support
Dell Sites
Dell Technologies
Premier Sign In
Partner Program Sign In
Dell Financial Services
Support
Sign Out
Welcome to Dell
My Account
Place orders quickly and easily
View orders and track your shipping status
Enjoy members-only rewards and discounts
Create and access a list of your products
Sign In
Create an Account
Dell Financial Services
Premier Sign In
Partner Program Sign In
Contact Us
CA/EN
Cart
Your Dell.com Carts
Products
Solutions
Services
Support
Back
Support
Support Home
Support Library
Support Videos
Support Services & Warranty
Drivers & Downloads
Manuals & Documentation
Diagnostics & Tools
Self-Repair & Parts
Service Requests & Dispatch Status
Order Support
Contact Technical Support
Community
Contact Us
CA/EN
Back
home
Support
Product Support
Manuals
OptiPlex 7070 Tower Service Manual
Hide Table of Contents
Notes, cautions, and warnings
Working on your computer
Safety instructions
Before working inside your computer
Safety precautions
Electrostatic discharge—ESD protection
ESD field service kit
Transporting sensitive components
After working inside your computer
Technology and components
DDR4
USB features
USB Type-C
Advantages of DisplayPort over USB Type-C
HDMI 2.0
Intel Optane memory
Enabling Intel Optane memory
Disabling Intel Optane memory
Major components of your system
Removing and installing components
Side cover
Removing side cover
Installing side cover
Bezel
Removing front bezel
Installing front bezel
Front panel door
Opening front panel door
Closing front panel door
3.5-inch hard drive assembly
Removing 3.5–inch hard drive assembly
Installing 3.5–inch hard drive assembly
3.5-inch hard drive
Removing 3.5–inch hard drive from the hard drive bracket
Installing the 3.5–inch hard drive into the hard drive bracket
2.5-inch hard drive assembly
Removing the 2.5–inch hard drive assembly
Installing the 2.5-inch drive assembly
2.5-inch hard drive
Removing the 2.5–inch drive from the drive bracket
Installing the 2.5–inch hard drive into the hard drive bracket
Optical drive
Removing optical drive
Installing optical drive
M.2 SSD
Removing M.2 SSD
Installing M.2 SSD
SD card reader
Removing SD card reader
Installing SD card reader
Memory module
Removing memory module
Installing memory module
Expansion card
Removing PCIe expansion card
Installing PCIe expansion card
Power supply unit
Removing power supply unit or PSU
Installing power supply unit or PSU
Intrusion switch
Removing intrusion switch
Installing intrusion switch
Power button
Removing power button
Installing power button
Speaker
Removing speaker
Installing speaker
Coin cell battery
Removing coin cell battery
Installing the coin cell battery
Heat sink fan
Removing heat sink fan
Installing heatsink fan
Heatsink assembly
Removing heatsink assembly
Installing heatsink assembly
Processor
Removing processor
Installing processor
System fan
Removing system fan
Installing system fan
Optional VGA module
Removing optional VGA module
Installing optional VGA module
System board
Removing system board
Installing the system board
BIOS setup
BIOS overview
Entering BIOS setup program
Navigation keys
Boot menu
System setup options
General options
System information
Video screen options
Security
Secure boot options
Intel Software Guard Extensions options
Performance
Power management
Post behavior
Manageability
Virtualization support
Wireless options
Maintenance
System logs
Advanced configuration
Updating the BIOS
Updating the BIOS in Windows
Updating the BIOS in Linux and Ubuntu
Updating the BIOS using the USB drive in Windows
Updating the BIOS from the F12 One-Time boot menu
System and setup password
Assigning a system setup password
Deleting or changing an existing system setup password
Clearing CMOS settings
Clearing BIOS (System Setup) and System passwords
Troubleshooting
Enhanced Pre-Boot System Assessment — ePSA diagnostics
Running the ePSA Diagnostics
Power-Supply Unit Built-in Self-Test
Diagnostics
Diagnostic error messages
System error messages
Recovering the operating system
Real-Time Clock (RTC Reset)
Backup media and recovery options
WiFi power cycle
Getting help
Contacting Dell
Hide Table of Contents
Show Table of Contents
Show Table of Contents
Print
PDF
English
العربية
Hrvatski
Česky
Dansk
Deutsch
English
Español
Eesti
Suomii
Français
ελληνικά
עברית
Magyar
Bahasa Indonesia
Italiano
日本語
ភាសាខ្មែរ
한국어
Nederlands
Norsk
Polski
Português Brasileiro
Português Ibérico
Română
Русский
Slovenčina
Slovenski
Srpski
Svenska
Türkçe
简体中文
繁體中文
Loading, Please wait
Removing and installing components
NOTE
The images in this document may differ from your computer depending on the configuration you ordered.
Data is not available for the Topic
Please provide ratings (1-5 stars).
Please provide ratings (1-5 stars).
Please provide ratings (1-5 stars).
Please select whether the article was helpful or not.
Comments cannot contain these special characters: <>()\