Sign In
Upload
Manuals
Brands
Dell Manuals
Desktop
Precision Tower 3420
User Manuals: Dell Precision Tower 3420 Computer
Manuals and User Guides for Dell Precision Tower 3420 Computer. We have
3
Dell Precision Tower 3420 Computer manuals available for free PDF download: Owner's Manual, Quick Start Manual
Dell Precision Tower 3420 D11S - Workstation Quick Start Guide
Brand:
Dell
| Category:
Desktop
| Size: 1 MB
Table of Contents
Connect the keyboard and mouse
Connect the network cable — optional
Connect the display
Connect the power cable and press the power button
Finish operating system setup
Windows 8.1
Windows 7
Ubuntu
Locate Dell apps in Windows 8.1
Features
Additional Information
Documents / Resources
References
Advertisement
Dell Precision Tower 3420 Owner's Manual (53 pages)
Brand:
Dell
| Category:
Desktop
| Size: 3 MB
Table of Contents
Table of Contents
3
1 Working on Your Computer
5
Safety Instructions
5
Before Working Inside Your Computer
6
Turning off Your Computer
6
After Working Inside Your Computer
7
2 Removing and Installing Components
8
Recommended Tools
8
Removing the Cover
8
Installing the Cover
9
Removing the Front Bezel
9
Installing the Front Bezel
9
Removing the Hard Drive Assembly
9
Installing the Hard Drive Assembly
10
Removing the Optical Drive
11
Installing the Optical Drive
12
Removing the Intrusion Switch
13
Installing the Intrusion Switch
13
Removing the Memory Module
13
Installing the Memory Module
14
Installing the Optional Pcie SSD Card
14
Removing the Optional Pcie SSD Card
16
Removing the Expansion Card
16
Installing the Expansion Card
17
Removing the Power Supply Unit (PSU)
17
Installing the Power Supply Unit (PSU)
18
Removing the Power Button
19
Installing the Power Button
19
Removing the Input/Output (I/O) Panel
20
Installing the Input/Output (I/O) Panel
20
Removing the System Fan
20
Installing the System Fan
21
Removing the Heat Sink Fan Cover
21
Installing the Heat Sink Fan Cover
22
Removing the Heat Sink Assembly
22
Installing the Heat Sink Assembly
23
Removing the Processor
23
Installing the Processor
24
Removing the System Board
24
Installing the System Board
25
System Board Components
26
3 System Setup
28
Boot Sequence
28
Navigation Keys
29
System Setup Options
29
Updating the BIOS
37
Jumper Settings
38
System and Setup Password
38
Assigning a System Password and Setup Password
38
Deleting or Changing an Existing System And/Or Setup Password
39
Disabling a System Password
39
4 Diagnostics
41
Enhanced Pre-Boot System Assessment (Epsa) Diagnostics
41
Troubleshooting Your Computer
42
Power LED Diagnostics
42
Beep Code
43
Error Messages
43
5 Specifications
47
6 Contacting Dell
53
Dell Precision Tower 3420 Quick Start Manual (2 pages)
Brand:
Dell
| Category:
Desktop
| Size: 1 MB
Advertisement
Advertisement
Related Products
Dell Precision Tower 5810
Dell Precision Tower 7810
Dell Precision Tower 3620
Dell Precision Tower 7910
Dell Precision Tower 3630
Dell OptiPlex Tower 7010
Dell OptiPlex Tower 7020
Dell Precision T7400 DCDO
Dell Precision T3912
Dell Precision T3913
Dell Categories
Laptop
Desktop
Monitor
Server
Storage
More Dell Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL