Dell Precision 3431 SFF Service Manual
Dell Precision 3431 Small Form Factor
Setup and specications guide
Regulatory Model: D11S
Regulatory Type: D11S004
Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make better use of your product.
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
© 2019 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks
may be trademarks of their respective owners.
2019 - 05
Rev. A00
Contents
1 Set up your computer.....................................................................................................................................5
2 Chassis overview........................................................................................................................................... 8
Front view........................................................................................................................................................................... 8
Back view............................................................................................................................................................................9
Service tag label................................................................................................................................................................10
3 System specications................................................................................................................................... 11
Processor............................................................................................................................................................................11
Memory..............................................................................................................................................................................12
Storage...............................................................................................................................................................................13
Audio...................................................................................................................................................................................13
Video card..........................................................................................................................................................................13
Communication................................................................................................................................................................. 14
Wireless..............................................................................................................................................................................14
Ports and connectors.......................................................................................................................................................14
Power supply.....................................................................................................................................................................15
Physical system dimensions............................................................................................................................................ 15
Environmental................................................................................................................................................................... 16
4 System setup................................................................................................................................................17
System setup.....................................................................................................................................................................17
Boot menu......................................................................................................................................................................... 17
Navigation keys.................................................................................................................................................................18
Boot Sequence..................................................................................................................................................................18
System setup options.......................................................................................................................................................18
General options...........................................................................................................................................................19
System information.................................................................................................................................................... 19
Video screen options..................................................................................................................................................21
Security........................................................................................................................................................................21
Secure boot options...................................................................................................................................................23
Intel Software Guard Extensions options................................................................................................................23
Performance...............................................................................................................................................................24
Power management...................................................................................................................................................24
Post behavior..............................................................................................................................................................25
Manageability..............................................................................................................................................................26
Virtualization support................................................................................................................................................ 26
Wireless options..........................................................................................................................................................27
Maintenance............................................................................................................................................................... 27
System logs.................................................................................................................................................................28
Advanced conguration............................................................................................................................................ 28
Updating the BIOS in Windows .....................................................................................................................................28
Updating BIOS on systems with BitLocker enabled..............................................................................................29
Contents
3
Updating your system BIOS using a USB ash drive............................................................................................ 29
Updating the Dell BIOS in Linux and Ubuntu environments................................................................................. 29
Flashing the BIOS from the F12 One-Time boot menu......................................................................................... 30
System and setup password...........................................................................................................................................32
Assigning a system setup password........................................................................................................................ 33
Deleting or changing an existing system setup password.................................................................................... 33
5 Software......................................................................................................................................................34
Operating system.............................................................................................................................................................34
Downloading Windows drivers....................................................................................................................................... 34
6 Getting help.................................................................................................................................................35
Contacting Dell.................................................................................................................................................................35
4 Contents
1 Connect the keyboard and mouse.
2 Connect to your network using a cable, or connect to a wireless network.
1
Set up your computer
3 Connect the display.
NOTE
: If you ordered your computer with a discrete graphics card, the HDMI and the display ports on the back panel of
your computer are covered. Connect the display to the discrete graphics card.
4 Connect the power cable.
Set up your computer 5
5 Press the power button.
6 Follow the instructions on the screen to nish Windows setup:
a Connect to a network.
b Sign-in to your Microsoft account or create a new account.
Set up your computer
6
7 Locate Dell apps.
Table 1. Locate Dell apps
Register your computer
Dell Help & Support
SupportAssist — Check and update your computer
Set up your computer 7
Topics:
• Front view
• Back view
• Service tag label
Front view
2
Chassis overview
1 Optical drive 2 Power button
3 Drive activity light 4 SD card slot
5 Headset port 6 USB 2.0 port with PowerShare
7 USB 2.0 port 8 USB 3.1 Gen 2 Type-C port with PowerShare
9 USB 3.1 Gen 1 port
8 Chassis overview
Back view
1 Line-out port 2 PS/2 keyboard port
3 Serial port 4 PS/2 mouse port
5 DisplayPort/HDMI 2.0/VGA/USB Type-C Alt-Mode (optional) 6 DisplayPort * 2
7 Service tag label 8 USB 3.1 Gen 1 ports
9 USB 2.0 ports(supports SmartPower On) 10 RJ45 network port
11 Expansion card slots 12 Power cable connector
13 Power activity light 14 Release latch
15 Antennas 16 Kensington security cable slot
17 Padlock ring
Chassis overview 9
Service tag label
10 Chassis overview
System specications
NOTE: Oerings may vary by region. The following specications are only those required by law to ship with your computer. For
more information about the conguration of your computer, go to Help and Support in your Windows operating system and
select the option to view information about your computer.
Topics:
• Processor
• Memory
• Storage
• Audio
• Video card
• Communication
• Wireless
• Ports and connectors
• Power supply
• Physical system dimensions
• Environmental
3
Processor
NOTE
: Processor numbers are not a measure of performance. Processor availability is subject to change and may vary by region/
country.
Table 2. 9th Generation Intel Core Processor specications
Type UMA Graphics
lntel Core Processor i3 - 9100 (4
Cores/6MB/4T/up to 4.2GHz/65W)
lntel Core Processor i3 - 9300 (4
Cores/8MB/4T/up to 4.3GHz/65W)
lntel Core Processor i5 - 9400 (6
Cores/9MB/6T/up to 4.1GHz/65W)
lntel Core Processor i5 - 9500 (6
Cores/9MB/6T/up to 4.4GHz/65W)
Intel Core Processor 5 - 9600 (6
Cores/9MB/6T/up to 4.6GHz/95W)
Intel Core Processor i7 - 9700 (8 Cores/
12MB/8T/up to 4.9GHz/95W)
Intel Core Processor i9 - 9900 (8 Cores/
16MB/16T/up to 5.0GHz/95W)
Intel UHD Graphics 630
Intel UHD Graphics 630
Intel UHD Graphics 630
Intel UHD Graphics 630
Intel UHD Graphics 630
Intel UHD Graphics 630
Intel UHD Graphics 630
System specications 11
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