Dell 7070 Tower - Page 66

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7 To remove the system board:

a Remove the screws that secure the system board to the computer [1].

Removing and installing components

Main Page

Table of Contents3
Working on Your Computer6
Safety Instructions6
Before Working Inside Your Computer6
Safety Precautions7
Electrostatic Discharge-ESD Protection7
ESD Field Service Kit8
Transporting Sensitive Components9
After Working Inside Your Computer9
Technology and Components10
Ddr410
DDR4 Details10
Memory Errors11
USB Features11
USB 3.0/USB 3.1 Gen 1 (Superspeed USB)11
Speed12
Applications13
Compatibility13
USB Type-C13
Alternate Mode13
USB Power Delivery14
USB Type-C and USB 3.114
Advantages of Displayport over USB Type-C14
Hdmi 2.014
HDMI 2.0 Features14
Advantages of HDMI15
Intel Optane Memory15
Enabling Intel Optane Memory15
Disabling Intel Optane Memory15
Removing and Installing Components17
Side Cover17
Removing Side Cover17
Installing Side Cover17
Bezel18
Removing Front Bezel18
Installing Front Bezel19
Front Panel Door20
Opening Front Panel Door20
Closing Front Panel Door21
3.5-Inch Hard Drive Assembly22
Removing 3.5-Inch Hard Drive Assembly22
Installing 3.5-Inch Hard Drive Assembly24
3.5-Inch Hard Drive25
2.5-Inch Hard Drive Assembly26
Removing the 2.5-Inch Hard Drive Assembly26
Installing the 2.5-Inch Drive Assembly27
2.5-Inch Hard Drive28
Optical Drive29
Removing Optical Drive29
Installing Optical Drive31
M.2 Ssd33
Removing M.2 SSD33
Installing M.2 SSD34
SD Card Reader35
Removing SD Card Reader35
Installing SD Card Reader36
Memory Module37
Removing Memory Module37
Installing Memory Module38
Expansion Card39
Removing Pcie Expansion Card39
Installing Pcie Expansion Card40
Power Supply Unit41
Removing Power Supply Unit or PSU41
Installing Power Supply Unit or PSU43
Intrusion Switch45
Removing Intrusion Switch45
Installing Intrusion Switch46
Power Button47
Removing Power Button47
Installing Power Button48
Speaker50
Removing Speaker50
Installing Speaker51
Coin Cell Battery52
Removing Coin Cell Battery52
Installing the Coin Cell Battery53
Heat Sink Fan54
Removing Heat Sink Fan54
Installing Heatsink Fan55
Heatsink Assembly56
Removing Heatsink Assembly56
Installing Heatsink Assembly57
Processor58
Removing Processor58
Installing Processor59
System Fan60
Removing System Fan60
Installing System Fan61
Optional VGA Module62
Removing Optional VGA Module62
Installing Optional VGA Module63
System Board65
Removing System Board65
Installing the System Board68
Troubleshooting72
Enhanced Pre-Boot System Assessment - Epsa Diagnostics72
Running the Epsa Diagnostics72
Diagnostics72
Diagnostic Error Messages74
System Error Messages77
Getting Help79
Contacting Dell79

Dell 7070 Tower - Page 66

Table of Contents

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