Dell Precision 7550 User guide

Precision 7550
Setup and specifications guide
Regulatory Model: P93F
Regulatory Type: P93F001
May 2020
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.
© 2020 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.

1 Set up your computer................................................................................................................... 5
2 Chassis overview..........................................................................................................................7
Display view............................................................................................................................................................................ 7
Right view...............................................................................................................................................................................9
Left view............................................................................................................................................................................... 10
Palmrest view........................................................................................................................................................................ 11
Back view.............................................................................................................................................................................. 12
Bottom view..........................................................................................................................................................................13
Keyboard shortcuts..............................................................................................................................................................13
3 Technical specifications.............................................................................................................. 15
Processors............................................................................................................................................................................ 15
Chipset.................................................................................................................................................................................. 15
Operating system.................................................................................................................................................................16
Memory................................................................................................................................................................................. 16
Storage.................................................................................................................................................................................. 17
Audio and Speaker................................................................................................................................................................17
Graphics and Video controller.............................................................................................................................................18
Media-card reader................................................................................................................................................................18
Communications...................................................................................................................................................................18
Ports and connectors......................................................................................................................................................... 20
Power adapter..................................................................................................................................................................... 20
Battery...................................................................................................................................................................................21
Dimensions and weight....................................................................................................................................................... 22
Keyboard...............................................................................................................................................................................22
Touchpad..............................................................................................................................................................................23
Fingerprint reader................................................................................................................................................................23
Display................................................................................................................................................................................... 24
Camera..................................................................................................................................................................................25
Security.................................................................................................................................................................................25
Service and support............................................................................................................................................................ 26
Computer environment.......................................................................................................................................................26
4 Software................................................................................................................................... 28
Downloading Windows drivers...........................................................................................................................................28
5 System setup.............................................................................................................................29
Boot menu............................................................................................................................................................................29
Navigation keys....................................................................................................................................................................29
Boot Sequence.................................................................................................................................................................... 30
BIOS setup........................................................................................................................................................................... 30
Overview.........................................................................................................................................................................30
Boot configuration..........................................................................................................................................................31
Contents
Contents 3

Integrated Devices.........................................................................................................................................................32
Storage............................................................................................................................................................................33
Display............................................................................................................................................................................. 33
Connection options....................................................................................................................................................... 33
Power management...................................................................................................................................................... 34
Security...........................................................................................................................................................................35
Password........................................................................................................................................................................ 36
Update and Recovery....................................................................................................................................................37
System management.................................................................................................................................................... 38
Keyboard.........................................................................................................................................................................39
Pre-boot behavior......................................................................................................................................................... 40
Virtualization support.................................................................................................................................................... 40
Performance................................................................................................................................................................... 41
System logs.....................................................................................................................................................................41
Updating the BIOS in Windows ........................................................................................................................................ 42
Updating BIOS on systems with BitLocker enabled..................................................................................................42
Updating your system BIOS using a USB flash drive................................................................................................43
System and setup password..............................................................................................................................................43
Assigning a system setup password............................................................................................................................44
Deleting or changing an existing system setup password........................................................................................44
6 Getting help...............................................................................................................................45
Contacting Dell.................................................................................................................................................................... 45
4Contents

Set up your computer
Steps
1. Connect the power cable.
2. Press the power button.
3. Finish Windows system 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.
1
Set up your computer 5

• If connected to the internet, sign-in with or create a Microsoft account. If not connected to the internet, create an offline account.
• On the Support and Protection screen, enter your contact details.
4. Locate and use Dell apps from the Windows Start menu—Recommended.
Table 1. Locate Dell apps
Dell apps Details
Dell Product Registration
Register your computer with Dell.
Dell Help & Support
Access help and support for your computer.
SupportAssist
Proactively checks the health of your computer’s hardware and
software.
NOTE: Renew or upgrade your warranty by clicking the
warranty expiry date in SupportAssist.
Dell Update
Updates your computer with critical fixes and important device
drivers as they become available.
Dell Digital Delivery
Download software applications including software that is
purchased but not preinstalled on your computer.
6 Set up your computer

Chassis overview
Topics:
•Display view
•Right view
•Left view
•Palmrest view
•Back view
•Bottom view
•Keyboard shortcuts
Display view
Display view with RGB camera
1. Microphone
2. Camera
3. Camera LED
4. Microphone
5. Display
6. Battery status light
2
Chassis overview 7

Display view with IR camera
1. Microphone
2. IR camera sensor
3. Camera
4. Camera LED
5. Microphone
6. Proximity sensor
7. Display
8. Battery status light
8Chassis overview

Right view
1. SD card reader
2. Headset/Microphone port
3. USB 3.2 Gen 1 Type-A port
4. USB 3.2 Gen 1 Type-A port with PowerShare
5. Wedge-shaped lock slot
Chassis overview 9

Left view
1. USB 3.2 Gen 2 Type-C Thunderbolt 3 port
2. USB 3.2 Gen 2 Type-C Thunderbolt 3 port
3. Smart card-reader (optional)
10 Chassis overview

Palmrest view
1. Camera shutter
2. Power button with optional fingerprint reader
3. Touchpad
Chassis overview 11

Back view
1. Mini DisplayPort 1.4
2. HDMI 2.0 port
3. Network port
4. Power adapter port
12 Chassis overview

Bottom view
1. Service tag label
2. Fan vent
Keyboard shortcuts
NOTE: Keyboard characters may differ depending on the keyboard language configuration. Keys that are used for
shortcuts remain the same across all language configurations.
Table 2. List of 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
Chassis overview 13

Table 2. List of keyboard shortcut keys(continued)
Hot keys Function
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
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.
14 Chassis overview

Technical specifications
Processors
Table 3. Processors
Processors Wattage Core
count
Threa
d
count
Speed Cache Integrated graphics
10th Generation
Intel Core
i5-10400H, vPro
45 W 4 8 2.60 GHz to 4.60
GHz
8 MB Intel UHD Graphics 630
10th Generation
Intel Core
i7-10750H
45 W 6 12 2.60 GHz to 5.0
GHz
12 MB Intel UHD Graphics 630
10th Generation
Intel Core
i7-10850H, vPro
45 W 6 12 2.70 GHz to 5.1 GHz 12 MB Intel UHD Graphics 630
10th Generation
Intel Core
i7-10875H, vPro
45 W 8 16 2.30 GHz to 5.10
GHz
16 MB Intel UHD Graphics 630
10th Generation
Intel Core
i9-10885H, vPro
45 W 8 16 2.40 GHz to 5.30
GHz
16 MB Intel UHD Graphics 630
Intel Xeon
W-10855M, vPro
45 W 6 12 2.80 GHz to 5.10
GHz
12 MB Intel UHD Graphics P630
Intel Xeon
W-10885M, vPro
45 W 8 16 2.40 GHz to 5.30
GHz
16 MB Intel UHD Graphics P630
Chipset
Table 4. Chipset
Description Values
Chipset Intel WM490
Processor 10th Generation Intel Core i5/i7/i9/Xeon
DRAM bus width 64-bit
Flash EPROM 32 MB
PCIe bus Up to Gen3
3
Technical specifications 15

Operating system
• Windows 10 Home (64-bit)
• Windows 10 Professional (64-bit)
• Windows 10 Enterprise (64-bit)
• Windows 10 Pro Education (64-bit)
• Windows 10 Pro China (64-bit)
• Windows 10 Pro for Workstations (64-bit)
• RHEL 8.3
• Ubuntu 18.04 SP1
Memory
Table 5. Memory specifications
Description Values
Slots Four-SODIMM slots
Type Dual channel DDR4
Speed 2666 MHz, 2933 MHz, 3200 MHz
Maximum memory 128 GB
Minimum memory 8 GB
Memory size per slot 4 GB, 8GB, 16 GB, 32 GB
Configurations supported • 8 GB, 1 x 8 GB, DDR4, 2666 MHz, ECC, SODIMM
• 16 GB, 1 x 16 GB, DDR4, 2666 MHz, ECC, SODIMM
• 16 GB, 2 x 8 GB, DDR4, 2666 MHz, ECC, SODIMM
• 32 GB, 1 x 32 GB, DDR4, 2666 MHz, ECC, SODIMM
• 32 GB, 2 x 16 GB, DDR4, 2666 MHz, ECC, SODIMM
• 32 GB, 4 x 8 GB, DDR4, 2666 MHz, ECC, SODIMM
• 64 GB, 4 x 16 GB, DDR4, 2666 MHz, ECC, SODIMM
• 128 GB, 4 x 32 GB, DDR4, 2666 MHz, ECC, SODIMM
• 8 GB, 1 x 8 GB, DDR4, 2933 MHz, ECC, SODIMM
• 16 GB, 1 x 16 GB, DDR4, 2933 MHz, ECC, SODIMM
• 16 GB, 2 x 8 GB, DDR4, 2933 MHz, ECC, SODIMM
• 32 GB, 1 x 32 GB, DDR4, 2933 MHz, ECC, SODIMM
• 32 GB, 2 x 16 GB, DDR4, 2933 MHz, ECC, SODIMM
• 32 GB, 4 x 8 GB, DDR4, 2933 MHz, ECC, SODIMM
• 64 GB, 4 x 16 GB, DDR4, 2933 MHz, ECC, SODIMM
• 128 GB, 4 x 32 GB, DDR4, 2933 MHz, ECC, SODIMM
• 8 GB, 1 x 8 GB, DDR4, 2933 MHz, Non-ECC, SODIMM
• 16 GB, 1 x 16 GB, DDR4, 2933 MHz, Non-ECC, SODIMM
• 16 GB, 2 x 8 GB, DDR4, 2933 MHz, Non-ECC, SODIMM
• 32 GB, 1 x 32 GB, DDR4, 2933 MHz, Non-ECC, SODIMM
• 32 GB, 2 x 16 GB, DDR4, 2933 MHz, Non-ECC, SODIMM
• 32 GB, 4 x 8 GB, DDR4, 2933 MHz, Non-ECC, SODIMM
• 64 GB, 4 x 16 GB, DDR4, 2933 MHz, Non-ECC, SODIMM
• 128 GB, 4 x 32 GB, DDR4, 2933 MHz, Non-ECC, SODIMM
• 8 GB, 1 x 8 GB, DDR4, 3200 MHz SuperSpeed, Non-ECC,
SODIMM
16 Technical specifications

Table 5. Memory specifications(continued)
Description Values
• 16 GB, 1 x 16 GB, DDR4, 3200 MHz SuperSpeed, Non-ECC,
SODIMM
• 16 GB, 2 x 8 GB, DDR4, 3200 MHz SuperSpeed, Non-ECC,
SODIMM
• 32 GB, 4 x 8 GB, DDR4, 3200 MHz SuperSpeed, Non-ECC,
SODIMM
Storage
Your computer supports the following configurations:
• M.2 2230, solid-state drive (class 35)
• M.2 2280, solid-state drive (class 40)
• M.2 2280, solid-state drive (class 50)
The primary drive of your computer varies with the storage configuration.
Table 6. Storage specifications
Storage type Interface type Capacity
M.2 2230, Gen 3 PCIe x4 NVMe, Class 35 solid-state drive Gen 3 PCIe NVMe Up to 256 GB
M.2 2280, Gen 3 PCIe x4 NVMe, Class 40 solid-state drive Gen 3 PCIe NVMe Up to 2 TB
M.2 2280, Gen 3 PCIe x4 NVMe, Class 50 solid-state drive Gen 3 PCIe NVMe Up to 1 TB
M.2 2280, Gen 3 PCIe x4 NVMe, Class 40 SED solid-state
drive
Gen 3 PCIe NVMe Up to 1 TB
Audio and Speaker
Table 7. Audio specifications
Description Values
Type 4 Channel High Definition Audio
Controller Realtek ALC3281
Stereo conversion Supported
Internal interface High definition audio interface
External interface Universal Audio Jack
Speakers 2
Internal speaker amplifier Supported (audio codec integrated)
External volume controls Keyboard shortcut controls
Speaker output average 2 W
Speaker output peak 2.5 W
Subwoofer output Not supported
Technical specifications 17

Table 7. Audio specifications(continued)
Description Values
Microphone Dual-array microphones
Graphics and Video controller
Table 8. Integrated graphics specifications
Controller External display support Memory size Processor
Intel UHD Graphics 630 mDP/HDMI/Type-C Shared system memory 10th Generation Intel
Core i5/i7/i9
Intel UHD Graphics P630 mDP/HDMI/Type-C Shared system memory Intel Xeon
Table 9. Discrete graphics specifications
Controller External display support Memory size Memory Type
NVIDIA Quadro T1000 mDP/HDMI/Type-C 4 GB GDDR6
NVIDIA Quadro T2000 mDP/HDMI/Type-C 4 GB GDDR6
NVIDIA Quadro RTX3000 mDP/HDMI/Type-C 6 GB GDDR6
NVIDIA Quadro RTX4000 mDP/HDMI/Type-C 8 GB GDDR6
NVIDIA Quadro RTX5000 mDP/HDMI/Type-C 16 GB GDDR6
Media-card reader
The following table lists the media cards supported by your Precision 7550.
Table 10. Media-card reader specifications
Description Values
Media-card type 1 SD card
Media-cards supported • Secure Digital (SD)
• Secure Digital High Capacity (SDHC)
• Secure Digital Extended Capacity (SDXC)
NOTE: The maximum capacity supported by the media-card reader varies depending on the standard of the media card
installed in your computer.
Communications
Ethernet
Table 11. Ethernet specifications
Description Values
Model number Intel Ethernet Connection I219-LM
18 Technical specifications

Table 11. Ethernet specifications(continued)
Description Values
Transfer rate 10/100/1000 Mbps
Wireless LAN module
Table 12. Wireless LAN module specifications
Description Values
Model number Intel Wi-Fi 6 AX201
Transfer rate Up to 2400 Mbps
Frequency bands supported 2.4 GHz/5 GHz
Wireless standards • Wi-Fi 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
Bluetooth Bluetooth 5.1
WWAN module
Table 13. WWAN module specifications
Description Values
Model number Qualcomm Snapdragon X20 LTE (DW5821e)
Transfer rate Up to 1 Gbps DL/150 Mbps UL (Cat 16)
Frequency bands supported • (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32,
38, 39, 40, 41, 42, 43, 46, 66)
• HSPA+ (1, 2, 4, 5, 6, 8, 9,19)
Network standards • LTE FDD/TDD
• WCDMA/HSPA+
• GPS/GLONASS/Beidou/Galileo
Host interface USB 3.2 Gen 1/ USB 2.0
Power supply DC 3.135 V to 4.4 V, Typical 3.3 V
Antenna connector • WWAN Main Antenna x 1
• WWAN Diversity Antenna x 1
• 4 x 4 MIMO Antenna x 2
NOTE: WWAN configuration not available with computers with IR camera.
Technical specifications 19

Ports and connectors
Table 14. Ports and connectors
Description Values
External:
Network 1 RJ-45 port 10/100/1000 Mbps
USB • 1 USB 3.2 Gen 1 Type-A port
• 1 USB 3.2 Gen 1 Type-A port with PowerShare
• 2 USB 3.2 Gen 2 Type-C Thunderbolt 3 ports
Audio 1 Universal audio Jack
Video 1 HDMI 2.0 port, 1 Mini DisplayPort 1.4* UMA with HBR2
Memory card reader 1 SD 6.0
Smart card reader 1 Smart card reader
Micro Subscriber Identity Module (uSIM) Card 1 Micro SIM card
Power port DC-in port (7.4 mm standard plug)
Security 1 Wedge-shaped security slot
Internal:
M.2 • Three PCIe expansion card slots
• Two SATA M.2 2280 slot for solid-state drive
• Three NVMe M.2 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
SLN301626.
Power adapter
Table 15. Power adapter specifications
Description Values
Type 180 W adapter
Diameter (connector) 7.40 mm
Dimensions (L x W x H) 23 mm x 75 mm x 152 mm ( 0.91 in. x 2.95 in. x 5.98 in.)
Weight 1.28 lbs/ 0.58 kg
Input voltage 100 VAC x 240 VAC
Input frequency 50 Hz x 60 Hz
Input current (maximum) 2.34 A
Output current (continuous) 9.23 A
20 Technical specifications