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Dell OptiPlex 3070 Micro Service Manual
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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
Disassembly and reassembly
Side cover
Removing side cover
Installing side cover
Hard drive assembly—2.5 inch
Removing 2.5–inch hard drive assembly
Removing the 2.5–inch drive from the drive bracket
Installing the 2.5 inch hard drive into the drive bracket
Installing 2.5–inch drive assembly
Heat sink blower
Removing heat sink blower
Installing heat sink blower
Speaker
Removing speaker
Installing speaker
Memory modules
Removing memory module
Installing memory module
Heat sink assemblyassembly
Removing heatsink
Installing heatsink
Processor
Removing processor
Installing processor
WLAN card
Removing the WLAN card
Installing the WLAN card
M.2 PCIe SSD
Removing the M.2 PCIe SSD
Installing the M.2 PCIe SSD
Optional module
Removing optional module
Installing optional module
Coin-cell battery
Removing coin cell battery
Installing coin cell battery
System board
Removing system board
Installing system board
Troubleshooting
Dell SupportAssist Pre-boot System Performance Check diagnostics
Running the SupportAssist Pre-Boot System Performance Check
Diagnostics
Diagnostic error messages
System error messages
Recovering the operating system
Backup media and recovery options
WiFi power cycle
Getting help
Contacting Dell
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Advantages of DisplayPort over USB Type-C
Full DisplayPort audio/video (A/V) performance (up to 4K at 60Hz)
Reversible plug orientation and cable direction
Backwards compatibility to VGA, DVI with adaptors
SuperSpeed USB (USB 3.1) data
Supports HDMI 2.0a and is backwards compatible with previous versions
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