Dell Precision 7740 Service Manual

Dell Precision 7740

Setup and specifications guide

Regulatory Model: P34E

Regulatory Type: P34E002

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.

© 2018 - 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 - 06

Rev. A00

Contents

1 Set up your computer...................................................................................................................	5
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
3 System specifications.................................................................................................................	12
System information..............................................................................................................................................................	12
Processor..............................................................................................................................................................................	12
Memory.................................................................................................................................................................................	13
Storage..................................................................................................................................................................................	14
Media card-reader................................................................................................................................................................	14
Audio......................................................................................................................................................................................	14
Video......................................................................................................................................................................................	15
Camera..................................................................................................................................................................................	16
Communications...................................................................................................................................................................	16
Ports and connectors..........................................................................................................................................................	16
Contactless smart card........................................................................................................................................................	17
Display....................................................................................................................................................................................	17
Keyboard...............................................................................................................................................................................	18
Touchpad..............................................................................................................................................................................	19
Battery...................................................................................................................................................................................	19
Power adapter.....................................................................................................................................................................	20
Dimensions and weight.......................................................................................................................................................	20
Operating system................................................................................................................................................................	20
Computer environment.......................................................................................................................................................	20
Support policy.......................................................................................................................................................................	21
4 System setup.............................................................................................................................	22
System setup.......................................................................................................................................................................	22
General options....................................................................................................................................................................	22
System configuration..........................................................................................................................................................	23
Video screen options...........................................................................................................................................................	26
Security.................................................................................................................................................................................	26
Secure boot..........................................................................................................................................................................	28
Intel Software Guard Extensions options.........................................................................................................................	28
Performance........................................................................................................................................................................	28
Power management............................................................................................................................................................	29
Post behavior.......................................................................................................................................................................	30

Contents 3

Virtualization support...........................................................................................................................................................	31
Wireless options...................................................................................................................................................................	32
Maintenance.........................................................................................................................................................................	32
System logs..........................................................................................................................................................................	33
5 Software...................................................................................................................................	34
Operating system................................................................................................................................................................	34
Downloading drivers............................................................................................................................................................	34
Identifying Windows 10 OS version...................................................................................................................................	34
6 Getting help...............................................................................................................................	36
Contacting Dell....................................................................................................................................................................	36

4 Contents

Set up your computer

1. Connect the power cable and press the power button

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

Table 1. Locate Dell apps

Features Specifications

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

1.Microphone (Optional)

2.Camera-with shutter (Optional)

3.Camera-status light (Optional)

4.Microphone (Optional)

5.Display

6.Battery status light

Chassis 7

7. Speakers

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

1.HDMI port

2.Mini DisplayPort

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

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

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

Fn+F10 – KB Illumination/Backlight		Determines the Keyboard Illumination/Backlight brightness level.
		The hot key cycles through the following brightness states when

10 Chassis

Hot keys	Function

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

Fn+Arrow Key (Down) – Brightness Increase	Increases the stepping of LCD brightness for each press until
	maximum is reached. For details, see the LCD Brightness section.

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

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

Chassis 11

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