Dell Inspiron 3910 Operation and maintenance manual

Inspiron 3910
Setup and Specifications
Regulatory Model: D32M
Regulatory Type: D32M002
December 2021
Rev. A00

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.
© 2021 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.

Chapter 1: Set up your computer................................................................................................... 4
Chapter 2: Views of Inspiron 3910................................................................................................. 8
Front....................................................................................................................................................................................... 8
Back.......................................................................................................................................................................................10
Back panel............................................................................................................................................................................ 11
Chapter 3: Specifications of Inspiron 3910................................................................................... 12
Dimensions and weight..................................................................................................................................................... 12
Processor............................................................................................................................................................................. 12
Chipset..................................................................................................................................................................................13
Operating system............................................................................................................................................................... 13
Memory.................................................................................................................................................................................13
Ports and connectors........................................................................................................................................................14
Ethernet............................................................................................................................................................................... 14
Wireless module..................................................................................................................................................................15
Storage................................................................................................................................................................................. 15
GPU—Integrated............................................................................................................................................................... 16
GPU—Discrete...................................................................................................................................................................16
Audio..................................................................................................................................................................................... 16
Power ratings......................................................................................................................................................................16
Operating and storage environment..............................................................................................................................17
Chapter 4: Getting help and contacting Dell.................................................................................18
Contents
Contents 3

Set up your computer
NOTE: The images in this document may differ from your computer depending on the configuration you ordered.
1. Connect the keyboard and mouse to the USB ports on the computer. If you have a wireless keyboard and mouse, see the
documentation that shipped with the wireless keyboard and mouse for instructions.
2. Connect to your network using an Ethernet cable. Alternatively, connect to an available wireless network when setting up
the operating system.
1
4 Set up your computer

3. Connect the display. For more information about setting up the display, see the documentation that is shipped with your
display.
NOTE: The location to connect the display cable can vary if your computer has a discrete graphics card installed. For
optimal graphics performance, ensure to connect the display cable to the graphics card if there is one installed.
4. Connect the power cable to the computer and then connect it to the wall outlet.
Set up your computer 5

5. Press the power button at the front of the computer to turn it on. If required, press the power button on the display to turn
it on.
NOTE: For instructions on how to connect speakers, a printer and other accessories, see Me and My Dell at
www.dell.com/manuals.
6. Finish Windows setup.
Follow the on-screen instructions to complete the setup. When setting up, Dell recommends that you:
●Connect to a network for Windows updates.
NOTE: If connecting to a secured wireless network, enter the password for the wireless network access when
prompted.
●If connected to the Internet, sign in with or create a Microsoft account. If not connected to the Internet, create an
offline account.
6Set up your computer

●On the Support and Protection screen, enter your contact details.
7. Locate and use Dell apps from the Windows Start menu—Recommended.
Table 1. Locate Dell apps
Resources Description
My Dell
Centralized location for key Dell applications, help articles, and other important information about
your computer. It also notifies you about the warranty status, recommended accessories, and
software updates if available.
SupportAssist
SupportAssist proactively and predictively identifies hardware and software issues on your
computer and automates the engagement process with Dell Technical support. It addresses
performance and stabilization issues, prevents security threats, monitors, and detects hardware
failures. For more information, see SupportAssist for Home PCs User's Guide at www.dell.com/
serviceabilitytools. Click SupportAssist and then, click SupportAssist for Home PCs.
NOTE: In SupportAssist, click the warranty expiry date to renew or upgrade your warranty.
Dell Update
Updates your computer with critical fixes and latest device drivers as they become available.
For more information about using Dell Update, see the knowledge base article 000149088 at
www.dell.com/support.
Dell Digital Delivery
Download software applications, which are purchased but not preinstalled on your computer. For
more information about using Dell Digital Delivery, see the knowledge base article 000129837 at
www.dell.com/support.
Set up your computer 7

Views of Inspiron 3910
Front
1. Slim optical drive (optional)
The optical drive reads from and writes to CDs and DVDs.
2. Optical-drive activity light
The optical-drive activity light turns on when the computer reads from or writes to an optical drive.
3. Optical-drive eject button
Press to open the optical drive tray.
4. Optical-drive emergency eject pinhole
Used to eject the optical-drive tray manually if the optical-drive eject button fails.
NOTE: For more information about manually ejecting optical-drive trays, see the knowledge base article 000139665 at
www.dell.com/support.
5. Power button
Press to turn on the computer if it is turned off, in sleep state, or in hibernate state.
2
8 Views of Inspiron 3910

Press to put the computer in sleep state if it is turned on.
Press and hold to force shut-down the computer.
NOTE: You can customize the power-button behavior in Windows. For more information, see Me and My Dell at
www.dell.com/support/manuals.
6. Hard-drive activity light
The activity light turns on when the computer reads from or writes to the hard drive.
7. Global headset jack
Connect headphones or a headset (headphone and microphone combo).
8. USB 2.0 ports (2)
Connect devices such as external storage devices and printers. Provides data transfer speeds up to 480 Mbps.
9. USB 3.2 Gen 1 (Type-C) port
Connect to external storage devices. Provides data transfer speeds up to 5 Gbps.
NOTE: This port does not support video/audio streaming.
10. USB 3.2 Gen 1 port
Connect devices such as external storage devices and printers. Provides data transfer speeds up to 5 Gbps.
11. SD-card slot (optional)
Reads from and writes to the SD card. The computer supports the following card types:
●Secure Digital (SD)
●Secure Digital High Capacity (SDHC)
●Secure Digital Extended Capacity (SDXC)
Views of Inspiron 3910 9

Back
1. Back panel
Connect USB, audio, video, and other devices.
2. PCI-express x1 slot
Connect a PCI-express card such as an audio or network card to enhance the capabilities of your computer.
3. PCI-express X16 slot
Connect a PCI-express graphics card to enhance the capabilities of your computer.
4. Power port
Connect a power cable to provide power to your computer.
5. Power-supply diagnostics light
Indicates the power-supply state.
6. Security-cable slot (wedge-shaped)
Connect a security cable to prevent unauthorized movement of your computer.
7. Service Tag label
The Service Tag is a unique alphanumeric identifier that enables Dell service technicians to identify the hardware
components in your computer and access warranty information.
8. Padlock rings
Attach a standard padlock to prevent unauthorized access to the interior of your computer.
10 Views of Inspiron 3910

Back panel
1. Line-out port
Connect speakers.
2. HDMI 1.4b port
Connect to a TV, external display or another HDMI-in enabled device. Provides video and audio output.
3. Dual-Mode DisplayPort 1.4
Connect an external display or a projector.
NOTE: Besides a DisplayPort connector, this port can also provide display output to a DVI or HDMI connector with a
DisplayPort 1.4 adapter (sold separately).
NOTE: This port is only available on computers shipped with a Intel UHD Graphics integrated graphics processor.
4. USB 3.2 Gen 1 ports (2)
Connect devices such as external storage devices and printers. Provides data transfer speeds up to 5 Gbps.
5. USB 2.0 ports (2)
Connect devices such as external storage devices and printers. Provides data transfer speeds up to 480 Mbps.
6. Network port (with lights)
Connect an Ethernet (RJ45) cable from a router or a broadband modem for network or Internet access.
The two lights next to the connector indicate the connectivity status and network activity.
Views of Inspiron 3910 11

Specifications of Inspiron 3910
Dimensions and weight
The following table lists the height, width, depth, and weight of your Inspiron 3910.
Table 2. Dimensions and weight
Description Values
Height 324.30 mm (12.77 in.)
Width 154 mm (6.06 in.)
Depth 293 mm (11.54 in.)
Weight
NOTE: The weight of your computer depends on the
configuration ordered and manufacturing variability.
6.60 kg (14.57 lb)
Processor
The following table lists the details of the processors that are supported by your Inspiron 3910 .
Table 3. Processor
Description Option one Option two Option three Option four Option five Option six Option seven
Processor
type
12th
Generation
Intel Core
i3-12100
12th
Generation
Intel Core
i5-12400
12th
Generation
Intel Core
i5-12400F
12th
Generation
Intel Core
i7-12700
12th
Generation
Intel Core
i7-12700F
Intel Pentium
Gold G7400
Intel Celeron
G6900
Processor
wattage
65 W 65 W 65 W 65 W 65 W 65 W 65 W
Processor
core count
4 6 6 12 12 2 2
Processor
thread count
8 12 12 20 20 4 4
Processor
speed
Up to 4.30
GHz
Up to 4.40
GHz
Up to 4.40
GHz
Up to 4.90
GHz
Up to 4.90
GHz
Up to 3.70
GHz
Up to 3.40 GHz
Processor
cache
12 MB 18 MB 18 MB 25 MB 25 MB 6 MB 4 MB
Integrated
graphics
Intel UHD
Graphics
Intel UHD
Graphics
None Intel UHD
Graphics
None Intel UHD
Graphics
Intel UHD
Graphics
3
12 Specifications of Inspiron 3910

Chipset
The following table lists the details of the chipset supported by your Inspiron 3910.
Table 4. Chipset
Description Values
Chipset B660
Processor ●12th Generation Intel Core i3/i5/i5F/i7/i7F
●Intel Pentium Gold
●Intel Celeron
DRAM bus width 64-bit
Flash EPROM 32 MB
PCIe bus Up to Gen3
Operating system
Your Inspiron 3910 supports the following operating systems:
●Windows 11 Pro, 64-bit
●Windows 11 Pro Downgrade, 64-bit
●Windows 11 Home, 64-bit
●Ubuntu 20.04 LTS, 64-bit
Memory
The following table lists the memory specifications of your Inspiron 3910.
Table 5. Memory specifications
Description Values
Memory slots Two U-DIMM slots
Memory type Dual-channel DDR4
Memory speed 3200 MHz
Maximum memory configuration 64 GB
Minimum memory configuration 4 GB
Memory size per slot 4 GB, 8 GB, 16 GB, and 32 GB
Memory configurations supported ●4 GB, 1 x 4 GB, DDR4, 3200 MHz
●8 GB, 1 x 8 GB, DDR4, 3200 MHz
●8 GB, 2 x 4 GB, dual-channel DDR4, 3200 MHz
●12 GB, 1 x 4 GB + 1 x 8 GB, DDR4, 3200 MHz
●16 GB, 1 x 16 GB, DDR4, 3200 MHz
●16 GB, 2 x 8 GB, dual-channel DDR4, 3200 MHz
●32 GB, 1 x 32 GB, DDR4, 3200 MHz
●32 GB, 2 x 16 GB, dual-channel DDR4, 3200 MHz
Specifications of Inspiron 3910 13

Table 5. Memory specifications (continued)
Description Values
●64 GB, 2 x 32 GB, dual-channel DDR4, 3200 MHz
Ports and connectors
The following table lists the external and internal ports available on your Inspiron 3910.
Table 6. Ports and connectors
Description Values
External:
Network One RJ-45 Ethernet port
USB ●Three USB 3.2 Gen 1 port
●Four USB 2.0 ports
●One USB 3.2 Gen 1 Type-C port
Audio ●One global headset jack
●One audio line-out port
Video ●One HDMI 1.4b port
●One DisplayPort 1.4 port
Media-card reader One SD-card slot
Power port One AC power-supply port
Security ●One padlock ring slot
●One security-cable slot (wedge-shaped)
Internal:
PCIe expansion card slots ●One PCIe x16 slot
●One PCIe x1 slot
mSATA None
SATA Three SATA 3.0 slots
M.2 ●One M.2 2230 slot for WiFi and Bluetooth combo card
●One M.2 2230/2280 slot for solid-state drive
NOTE: To learn more about the features of different
types of M.2 cards, see the knowledge base article
000144170.
Ethernet
The following table lists the wired Ethernet Local Area Network (LAN) specifications of your Inspiron 3910.
Table 7. Ethernet specifications
Description Values
Model number Realtek RTL8111HSD
14 Specifications of Inspiron 3910

Table 7. Ethernet specifications (continued)
Description Values
Transfer rate 10/100/1000 Mbps
Wireless module
The following table lists the Wireless Local Area Network (WLAN) modules supported on your Inspiron 3910.
Table 8. Wireless module specifications
Description Option one Option two
Model number MediaTek MT7921 Intel AX201
Transfer rate Up to 1200 Mbps Up to 2400 Mbps
Frequency bands supported 2.40 GHz/5 GHz 2.40 GHz/5 GHz
Wireless standards ●WiFi 802.11a/b/g
●Wi-Fi 4 (WiFi 802.11n)
●Wi-Fi 5 (WiFi 802.11ac)
●Wi-Fi 6 (WiFi 802.11ax)
●WiFi 802.11a/b/g
●Wi-Fi 4 (WiFi 802.11n)
●Wi-Fi 5 (WiFi 802.11ac)
●Wi-Fi 6 (WiFi 802.11ax)
Encryption ●64-bit/128-bit WEP
●AES-CCMP
●TKIP
●64-bit/128-bit WEP
●AES-CCMP
●TKIP
Bluetooth Bluetooth 5.2 Bluetooth 5.2
Storage
This section lists the storage options on your Inspiron 3910.
Your Inspiron 3910 supports one of the following storage configurations:
●One 2.5-inch or 3.5-inch hard-drive
●One M.2 2230/2280 solid-state drive
●One 2.5-inch or 3.5-inch hard drive + one M.2 2230/2280 solid-state drive
The primary drive of your Inspiron 3910 varies with the storage configuration. For computers:
●With a M.2 drive, the M.2 drive is the primary drive
●Without a M.2 drive, the 2.5-inch or 3.5-inch hard drive is the primary drive
Table 9. Storage specifications
Storage type Interface type Capacity
2.5-inch hard-disk drive SATA AHCI, up to 6 Gbps Up to 2 TB
3.5-inch hard-disk drive SATA AHCI, up to 6 Gbps Up to 2 TB
M.2 2230 solid-state drive PCIe Gen3 x4 NVMe, up to 32 Gbps Up to 1 TB
M.2 2280 solid-state drive PCIe Gen3 x4 NVMe, up to 32 Gbps Up to 1 TB
Specifications of Inspiron 3910 15

GPU—Integrated
The following table lists the specifications of the integrated Graphics Processing Unit (GPU) supported by your Inspiron 3910.
Table 10. GPU—Integrated
Controller External display support Memory size Processor
Intel UHD Graphics ●One HDMI 1.4b port
●One DisplayPort 1.4 port
Shared system memory ●12th Generation Intel Core
i3/i5/i7
●Intel Pentium Gold
●Intel Celeron
GPU—Discrete
The following table lists the specifications of the discrete Graphics Processing Unit (GPU) supported by your Inspiron 3910.
Table 11. GPU—Discrete
Controller Memory size Memory type
NVIDIA GeForce GT 730 2 GB GDDR5
NVIDIA GeForce GTX 1650 SUPER 4 GB GDDR6
NVIDIA GeForce GTX 1660 SUPER 6 GB GDDR6
Audio
The following table lists the audio specifications of your Inspiron 3910.
Table 12. Audio specifications
Description Values
Audio type Integrated 5.1 Channel High Definition audio
Audio controller Cirrus Logic CS8409 + CS42L42
Internal audio interface High definition audio interface
External audio interface ●One global headset jack
●One audio line-out port
Power ratings
The following table lists the power rating specifications of Inspiron 3910.
Table 13. Power ratings
Description Option one Option two Option three
Type 180 W Bronze 240 W Bronze 300 W Bronze
Input voltage 90 VAC–264 VAC 90 VAC–264 VAC 90 VAC–264 VAC
Input frequency 47 Hz–63 Hz 47 Hz–63 Hz 47 Hz–63 Hz
16 Specifications of Inspiron 3910

Table 13. Power ratings (continued)
Description Option one Option two Option three
Input current (maximum) 3 A 4 A 4.60 A
Output current (continuous) Operating:
●12 VA - 15 A
●12 VB – 14 A
Standby:
●12 VA - 1.50 A
●12 VB – 3.30 A
Operating:
●12 VA - 18 A
●12 VB – 15 A
Standby:
●12 VA - 1.50 A
●12 VB – 3.30 A
Operating:
●12 VA - 16.50 A
●12 VB – 15 A
●12 VC – 12 A
Standby:
●12 VA - 1.50 A
●12 VB – 3.30 A
●12 VC – 0 A
Rated output voltage ●12 VA
●12 VB
●12 VA
●12 VB
●12 VA
●12 VB
●12 VC
Temperature range:
Operating 5°C to 45°C (41°F to 113°F) 5°C to 45°C (41°F to 113°F) 5°C to 45°C (41°F to 113°F)
Storage -40°C to 70°C (-40°F to
158°F)
-40°C to 70°C (-40°F to
158°F)
-40°C to 70°C (-40°F to
158°F)
Operating and storage environment
This table lists the operating and storage specifications of your Inspiron 3910.
Airborne contaminant level: G1 as defined by ISA-S71.04-1985
Table 14. Computer environment
Description Operating Storage
Temperature range 0°C to 35°C (32°F to 95°F) -40°C to 65°C (-40°F to 149°F)
Relative humidity (maximum) 10% to 90% (non-condensing) 0% to 95% (non-condensing)
Vibration (maximum)*0.66 GRMS 1.30 GRMS
Shock (maximum) 110 G† 160 G†
Altitude range -15.2 m to 3048 m (-49.87 ft to 10000
ft)
-15.2 m to 10668 m (-49.87 ft to 35000
ft)
CAUTION: Operating and storage temperature ranges may differ among components, so operating or storing
the device outside these ranges may impact the performance of specific components.
* Measured using a random vibration spectrum that simulates user environment.
† Measured using a 2 ms half-sine pulse.
Specifications of Inspiron 3910 17

Getting help and contacting Dell
Self-help resources
You can get information and help on Dell products and services using these self-help resources:
Table 15. Self-help resources
Self-help resources Resource location
Information about Dell products and services www.dell.com
My Dell app
Tips
Contact Support In Windows search, type Contact Support, and press
Enter.
Online help for operating system www.dell.com/support/windows
Access top solutions, diagnostics, drivers and downloads, and
learn more about your computer through videos, manuals and
documents.
Your Dell computer is uniquely identified by a Service Tag or
Express Service Code. To view relevant support resources for
your Dell computer, enter the Service Tag or Express Service
Code at www.dell.com/support.
For more information on how to find the Service Tag for your
computer, see Locate the Service Tag on your computer.
Dell knowledge base articles for a variety of computer
concerns
1. Go to www.dell.com/support.
2. On the menu bar at the top of the Support page, select
Support > Knowledge Base.
3. In the Search field on the Knowledge Base page, type the
keyword, topic, or model number, and then click or tap the
search icon to view the related articles.
Contacting Dell
To contact Dell for sales, technical support, or customer service issues, see www.dell.com/contactdell.
NOTE: Availability varies by country/region and product, and some services may not be available in your country/region.
NOTE: If you do not have an active Internet connection, you can find contact information about your purchase invoice,
packing slip, bill, or Dell product catalog.
4
18 Getting help and contacting Dell