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
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
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
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
Fn+F6—Scroll lock Used as Scroll Lock key.
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+F8 – LCD and Projector display
Fn+F9 – Search Mimics the Windows key + F keystroke to open Windows Search
Fn+F10 – KB Illumination/Backlight Determines the Keyboard Illumination/Backlight brightness level.
10 Chassis
Determines video output to LCD and external Video devices when
attached and displays present.
dialog box.
The hot key cycles through the following brightness states when
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
Fn+Arrow Key (Down) – Brightness Increase
Fn+Home - Radio On/Off Toggles all the radios on and off. For example, WLAN, WWAN, and
Fn+End - Sleep Puts the system into the ACPI S3 State and does not wake the
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.
Bluetooth.
system.
Chassis 11
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