Dell Precision 7550 取扱説明書

Precision 7550

Setup and specifications guide

Regulatory Model: P93F

Regulatory Type: P93F001

May 2020

Rev. A00

注意、小心和警告

注: “注意”表示帮助您更好地使用该产品的重要信息。

小心: “小心”表示可能会损坏硬件或导致数据丢失，并告诉您如何避免此类问题。

警告: “警告”表示可能会导致财产损失、人身伤害甚至死亡。

的商标。

1 设置计算机................................................................................................................................... 5

2 机箱概览...................................................................................................................................... 7

Display view............................................................................................................................................................................ 7

右视图.....................................................................................................................................................................................9

左视图................................................................................................................................................................................... 10

掌托视图................................................................................................................................................................................ 11

Back view.............................................................................................................................................................................. 12

Bottom view..........................................................................................................................................................................13

键盘快捷方式.......................................................................................................................................................................13

3 技术规格.....................................................................................................................................15

处理器................................................................................................................................................................................... 15

芯片组................................................................................................................................................................................... 15

操作系统............................................................................................................................................................................... 16

内存........................................................................................................................................................................................16

存储........................................................................................................................................................................................17

Audio and Speaker................................................................................................................................................................17

显卡和视频控制器...............................................................................................................................................................18

介质卡读取器.......................................................................................................................................................................18

Communications...................................................................................................................................................................18

端口和接口.......................................................................................................................................................................... 20

Power adapter..................................................................................................................................................................... 20

电池........................................................................................................................................................................................21

尺寸和重量：...................................................................................................................................................................... 22

键盘.......................................................................................................................................................................................22

触摸板...................................................................................................................................................................................23

Fingerprint reader................................................................................................................................................................23

显示屏...................................................................................................................................................................................24

摄像头...................................................................................................................................................................................25

Security.................................................................................................................................................................................25

服务与支持.......................................................................................................................................................................... 26

计算机环境.......................................................................................................................................................................... 26

4 软件...........................................................................................................................................28

下载 Windows 驱动程序....................................................................................................................................................28

5 系统设置程序.............................................................................................................................. 29

引导菜单.............................................................................................................................................................................. 29

导航键...................................................................................................................................................................................29

引导顺序.............................................................................................................................................................................. 30

BIOS 设置.............................................................................................................................................................................30

概览.................................................................................................................................................................................30

引导配置......................................................................................................................................................................... 31

Contents

Contents 3

集成设备.........................................................................................................................................................................32

存储................................................................................................................................................................................. 32

显示屏.............................................................................................................................................................................33

Connection options（连接选项）.............................................................................................................................. 33

电源管理.........................................................................................................................................................................34

安全性.............................................................................................................................................................................35

密码.................................................................................................................................................................................36

更新和恢复.....................................................................................................................................................................37

系统管理.........................................................................................................................................................................38

键盘................................................................................................................................................................................. 38

预引导行为.................................................................................................................................................................... 39

虚拟化支持.................................................................................................................................................................... 40

性能.................................................................................................................................................................................40

系统日志......................................................................................................................................................................... 41

在 Windows 中更新 BIOS................................................................................................................................................... 41

在已启用 BitLocker 的系统上更新 BIOS...................................................................................................................42

使用 USB 闪存盘更新您的系统 BIOS....................................................................................................................... 42

系统密码和设置密码..........................................................................................................................................................42

分配系统设置密码........................................................................................................................................................ 43

删除或更改现有的系统设置密码............................................................................................................................... 43

6 获取帮助.................................................................................................................................... 45

联系戴尔.............................................................................................................................................................................. 45

4

Contents

设置计算机

步骤

1. 连接电源线。

2. 按下电源按钮。

3. 完成 Windows 系统设置。

按照屏幕上的说明完成设置。设置时，戴尔建议您执行以下操作：

• 连接到网络以进行 Windows 更新。

注: 如果您正在连接到加密的无线网络，请在出现系统提示时输入访问无线网络所需的密码。

1

设置计算机 5

• 如果已连接到互联网，则登录或创建 Microsoft 帐户。如果未连接到互联网，则创建脱机帐户。

• 在“支持和保护”屏幕上，输入联系人的详细信息。

4. 从 Windows“开始”菜单中找到和使用戴尔应用程序 — 推荐。

表. 1: 找到戴尔应用程序

戴尔应用程序详情

戴尔产品注册

在戴尔注册您的计算机。

戴尔帮助和支持

访问适用于您的计算机的帮助和支持。

SupportAssist

主动检查计算机的硬件和软件的运行状况。

注: 通过单击 SupportAssist 中的保修过期日期续订或升

级您的保修。

Dell Update

当关键修复和重要的设备驱动程序可用时更新您的计算机。

Dell Digital Delivery

下载软件应用程序（包括已购买但未预装在您的计算机上的软

件）。

6 设置计算机

机箱概览

主题：

• Display view

• 右视图

• 左视图

• 掌托视图

• Back view

• Bottom view

• 键盘快捷方式

Display view

Display view with RGB camera

1. Microphone

2. Camera

3. Camera LED

4. Microphone

5. Display

6. Battery status light

2

机箱概览 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

8

机箱概览

右视图

1.

SD 卡读卡器

2. 耳机/麦克风端口

3. USB 3.2 第 1 代 Type-A 端口

4. USB 3.2 第 1 代 Type-A 端口，支持 PowerShare

5. 楔型锁插槽

机箱

概览 9

左视图

1.

USB 3.2 第 2 代 (Type-C) Thunderbolt 3 端口

2. USB 3.2 第 2 代 (Type-C) Thunderbolt 3 端口

3. 智能卡读卡器（可选）

10

机箱概览

掌托视图

1.

摄像头快门

2. 电源按钮，带可选的指纹读取器

3. 触摸板

机箱

概览 11

Back view

1.

Mini DisplayPort 1.4

2. HDMI 2.0 port

3. Network port

4. Power adapter port

12

机箱概览

Bottom view

1.

Service tag label

2. Fan vent

键盘快捷方式

注: 键盘字符可能会有所差异，这取决于键盘语言的配置。快捷方式在所有语言配置中使用的按键保持不变。

表. 2: 键盘快捷键列表

热键功能

Fn + ESC — Fn 锁定允许用户在锁定和解除锁定的 Fn 按键之间切换。

Fn + F1 — 音频音量静音

暂时静音/取消音频静音。取消静音后返回静音之前的音频级

别。

Fn + F2 — 音频音量下降/减少将逐渐降低音频音量，直至达到最小/关。

Fn + F3 — 音频音量增大/增加增加音频音量，直至达到最大。

Fn + F4 — 麦克风静音

板载麦克风静音，因此无法录制音频。F4 功能键上的 LED 可通

知用户有关此功能的状态：

• LED 指示灯关闭 = 麦克风支持录制音频

• LED 打开 = 麦克风已静音且无法录制音频

Fn + F6 — 滚动锁定用作 Scroll Lock 键。

机箱概览 13

表. 2: 键盘快捷键列表（续）

热键功能

Fn + F8 — 液晶屏和投影仪显示屏

当连接和显示存在时确定液晶屏和外部视频设备的视频输出。

Fn + F9 — 搜索模拟 Windows 键 + F 击键以打开 Windows 搜索对话框。

Fn + F10 — KB 照明/背光确定键盘照明/背景光亮度级别。按下热键时亮度状态按以下方

式循环：已禁用、变暗、变亮。有关更多详细信息，请参阅“键

盘照明/背景光”部分。

Fn + F11 — 打印屏幕它用作打印屏幕键

Fn + F12 — 插入它用作插入键

Fn + RightCtrl — 上下文菜单它用作上下文菜单键。（即右键单击菜单）

Fn + 左光标 — 主页它用作主页按键。

Fn +右键光标 — 结束它用作结束按键。

Fn + B - 暂停/中断它用作暂停/中断按键。具体而言, Fn + B = 暂停，Fn + Ctrl + B

= 中断。

Fn + 箭头键（向上）— 亮度降低

每按一次逐步降低液晶屏的亮度，直至达到最小亮度。有关详细

信息，请参阅“液晶屏亮度”部分。

Fn + 箭头键（向上）— 亮度增加

增加每次按下时液晶屏亮度的步进，直至达到最大值。有关详细

信息，请参阅“液晶屏亮度”部分。

Fn + Home — 无线电开/关切换所有无线电的打开和关闭状态。例如，WLAN、WWAN 和

蓝牙。

Fn + End — 睡眠使系统进入 ACPI S3 状态并且不唤醒系统。

14 机箱概览

技术规格

处理器

表. 3: 处理器

处理器功率核心计数线程计

数

速度缓存集成显卡

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

芯片组

表

. 4: 芯片组

说明值

芯片组

Intel WM490

处理器

10th Generation Intel Core i5/i7/i9/Xeon

DRAM 总线宽度

64-bit

闪存 EPROM

32 MB

PCIe 总线

Up to Gen3

3

技术规格 15

操作系统

• 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

内存

表. 5: 内存规格

说明值

插槽

Four-SODIMM slots

类型

Dual channel DDR4

速度

2666 MHz, 2933 MHz, 3200 MHz

最大内存

128 GB

最小内存

8 GB

每个插槽的内存大小

4 GB, 8GB, 16 GB, 32 GB

支持的配置

• 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

技术规格

表. 5: 内存规格（续）

说明值

• 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

存储

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.

表. 6: 存储规格

存储类型接口类型容量

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

技术规格 17

Table 7. Audio specifications(continued)

Description Values

Microphone

Dual-array microphones

显卡和视频控制器

表. 8: 集成显卡规格

控制器外部显示器支持内存大小处理器

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

表. 9: 独立显卡规格

控制器外部显示器支持内存大小内存类型

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

介质卡读取器

下表列出了 Precision 7550 支持的介质卡。

表

. 10: 介质卡读取器规格

说明值

介质卡类型

1 SD card

支持的介质卡

• Secure Digital (SD)

• Secure Digital High Capacity (SDHC)

• Secure Digital Extended Capacity (SDXC)

注: 介质卡读取器支持的最大容量有所不同，具体取决于计算机中安装的介质卡标准。

Communications

Ethernet

Table 11. Ethernet specifications

Description Values

Model number

Intel Ethernet Connection I219-LM

18 技术规格

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.

技术规格 19

端口和接口

表. 14: 端口和接口

说明值

外部：

网络

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

音频

1 Universal audio Jack

显卡

1 HDMI 2.0 port, 1 Mini DisplayPort 1.4

* UMA with HBR2

内存卡读卡器

1 SD 6.0

智能卡读卡器 1 个智能卡读卡器

Micro 用户识别模块 (uSIM) 卡 1 个微型 SIM 卡

电源端口

DC-in port (7.4 mm standard plug)

安全性

1 Wedge-shaped security slot

内部：

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

注: 要详细了解不同类型 M.2 卡的功能，请参阅知识库文章

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

Rated output voltage

19.50 VDC

20 技术规格

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Dell Precision 7550 取扱説明書

Dell Precision 7550 取扱説明書

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