Dell Precision 7740 User Manual

Dell Precision 7740

Setup and specifications guide

Reg ula tor y M ode l: P34 E
Reg ula tor y T ype : P 34E 002
Dec emb er 202 0
Rev . A 01

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.

© 2019-2020 Dell Inc. or its subsidiaries. All rights reserved. Del l, EMC , and other trademarks are trademarks of Dell Inc. or its subsidiar ies .
Other trademarks may be trademarks of their respective owners.

Contents

Chapter 1: Set up your computer................................................................................................... 5

Chapter 2: Chassis........................................................................................................................ 7

Front open view................................................................................................................................................................... 7

Left view................................................................................................................................................................................8

Right view..............................................................................................................................................................................8

Palmrest view....................................................................................................................................................................... 9

Back view.............................................................................................................................................................................. 9

Bottom view........................................................................................................................................................................ 10

Hot key definition...............................................................................................................................................................10

Chapter 3: System specifications.................................................................................................12

System information............................................................................................................................................................12

Processor............................................................................................................................................................................. 12

Memory.................................................................................................................................................................................13

Storage................................................................................................................................................................................. 14

Media card-reader............................................................................................................................................................. 14

Audio..................................................................................................................................................................................... 14

Video..................................................................................................................................................................................... 15

Camera................................................................................................................................................................................. 16

Communications................................................................................................................................................................. 17

Ports and connectors........................................................................................................................................................ 17

Contactless smart card.....................................................................................................................................................17

Display...................................................................................................................................................................................19

Keyboard............................................................................................................................................................................. 20

Touchpad............................................................................................................................................................................. 21

Battery.................................................................................................................................................................................. 21

Power adapter....................................................................................................................................................................22

Dimensions and weight.................................................................................................................................................... 22

Operating system.............................................................................................................................................................. 22

Computer environment.................................................................................................................................................... 23

Support policy.................................................................................................................................................................... 23

Chapter 4: System setup............................................................................................................. 24

System setup......................................................................................................................................................................24

General options..................................................................................................................................................................24

System configuration....................................................................................................................................................... 25

Video screen options........................................................................................................................................................ 28

Security................................................................................................................................................................................28

Secure Boot........................................................................................................................................................................ 30

Intel Software Guard Extensions options.................................................................................................................... 30

Performance....................................................................................................................................................................... 30

Power management...........................................................................................................................................................31

Post behavior..................................................................................................................................................................... 32

Contents 3

Virtualization support....................................................................................................................................................... 33

Wireless options.................................................................................................................................................................34

Maintenance....................................................................................................................................................................... 34

System logs........................................................................................................................................................................ 35

Chapter 5: Software....................................................................................................................36

Operating system.............................................................................................................................................................. 36

Downloading Windows drivers....................................................................................................................................... 36

Identifying Windows 10 OS version...............................................................................................................................36

Chapter 6: Getting help............................................................................................................... 38

Contacting Dell...................................................................................................................................................................38

4 Contents

1. Connect the power cable and press the power button

1

Set up your computer

2. Follow the instructions on the screen to finish Windows setup:

a. Connect to a network.

b. Sign-in to your Microsoft account or create a new account.

3. Locate Dell apps.

Set up your computer 5

Table 1. Locate Dell apps

Features Specifications

Register your computer

Dell Help & Support

SupportAssist — Check and update your computer

6 Set up your computer

Chassis

This chapter illustrates the multiple chassis views along with the ports and connectors and also explains the FN hot key
combinations.

Topics:

• Front open view

• Left view

• Right view

• Palmrest view

• Back view

• Bottom view

• Hot key definition

Front open view

2

1. Microphone (Optional) 2. Camera-with shutter (Optional)

3. Camera-status light (Optional) 4. Microphone (Optional)

5. Display 6. Battery status light

7. Speakers

Chassis 7

Left view

1. Thunderbolt 3 Type-C port

2. SD Card reader

3. Smartcard reader

Right view

1. Headset port

2. USB 3.1 Gen 1 ports with PowerShare

3. Security cable slot

8

Chassis

Palmrest view

1. Power button 2. Keyboard

3. Fingerprint reader (optional) 4. Contactless Card Reader (optional)

5. Touchpad

Back view

HDMI port 2. Mini DisplayPort

1.

3. RJ45 Network port 4. USB 3.1 Gen 1 port with PowerShare

5. Power connector port

Chassis 9

Bottom view

1. Service tag label

2. Battery door release latch

3. Battery door

Hot key definition

Table 2. Keyboard shortcut keys

Hot keys Function

Fn+ESC - Fn Lock Allows the user to toggle between locked and unlocked Fn

keys.

Fn+F1 - Audio Volume Mute

Fn+F2 – Audio Volume Down/Decrease Decreases the audio volume until minimum/off is reached.

Fn+F3 – Audio Volume Up/Increase Increases the audio volume until maximum is reached.

Fn+F4 – Microphone Mute

Temporarily mutes/unmutes the audio. The audio level before
muting is returned after unmuting.

Silences the on-board microphone so it cannot record audio.
There is an LED on the F4 function key that notifies the user
of the state of this feature:

● LED off = microphone capable of recording audio

● LED on = microphone muted and unable to record audio

Fn+F6—Scroll lock Used as Scroll Lock key.

Fn+F8 – LCD and Projector display

Fn+F9 – Search Mimics the Windows key + F keystroke to open Windows

10 Chassis

Determines video output to LCD and external Video devices
when attached and displays present.

Search dialog box.

Table 2. Keyboard shortcut keys (continued)

Hot keys Function

Fn+F10 – KB Illumination/Backlight Determines the Keyboard Illumination/Backlight brightness

level. The hot key cycles through the following brightness
states when pressed: Disabled, Dim, Bright. For more detail,
see Keyboard Illumination/Backlight section.

Fn+F11 - Print screen It is used as Print Screen key

Fn+F12 - Insert It is used as Insert key

Fn+RightCtrl – Context Menu It is used as Context Menu key. (a.k.a. Right-Click menu)

Fn+Left Cursor—Home It is used as Home key.

Fn+Right Cursor – End It is used as End key.

Fn+B – Pause/Break It is used as Pause/Break key. Specifically, Fn+B = Pause and

Fn+Ctrl+B = Break.

Fn+Arrow Key (Up) – Brightness Decrease

Fn+Arrow Key (Down) – Brightness Increase

Fn+Home - Radio On/Off Toggles all the radios on and off. For example, WLAN, WWAN,

Fn+End - Sleep Puts the system into the ACPI S3 State and does not wake

Decreases the stepping of LCD brightness for each press until
minimum is reached. For details, see the LCD Brightness
section.

Increases the stepping of LCD brightness for each press until
maximum is reached. For details, see the LCD Brightness
section.

and Bluetooth.

the system.

Chassis 11

System specifications

NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your

computer. For more information about the configuration of your computer, go to Help and Support in your Windows

operating system and select the option to view information about your computer.

Topics:

• System information

• Processor

• Memory

• Storage

• Media card-reader

• Audio

• Video

• Camera

• Communications

• Ports and connectors

• Contactless smart card

• Display

• Keyboard

• Touchpad

• Battery

• Power adapter

• Dimensions and weight

• Operating system

• Computer environment

• Support policy

3

System information

Table 3. System information

Features Specifications

Chipset Intel CM246 chipset

DRAM bus width 64-bit per channel (total 128 bit)

FLASH EPROM 48 kHz

PCIe bus 8 Gbps

External bus frequency DMI 3.0-8GT/s

Processor

Processor numbers are not a measure of performance. Processor availability is subject to change and may vary by

NOTE:

region/country.

12 System specifications