Dell S3221QS Service manual

Dell S3221QS Monitor

User’s Guide

Monitor Model: S3221QS Regulatory Model: S3221QSc

NOTE: A NOTE indicates important information that helps you make better use of your computer.

CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed.

WARNING: A WARNING indicates a potential for property damage, personal injury, or death.

Copyright © 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.

2020 – 08

Rev. A00

2 │

Contents

Safety instructions.......................... 6

About your monitor ..........................7

Package contents . . . . . . . . . . . . . . . . . . . . . . 7

Product features . . . . . . . . . . . . . . . . . . . . . . .9

Identifying parts and controls . . . . . . . . . . . . . . . 10

Front view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Back view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Side view. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Bottom view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Monitor specifications . . . . . . . . . . . . . . . . . . . 14

Speaker Specifications . . . . . . . . . . . . . . . . . . . . . . . 15

Resolution specifications . . . . . . . . . . . . . . . . . . . . . . 16

Supported video modes . . . . . . . . . . . . . . . . . . . . . . . 16

Preset display modes . . . . . . . . . . . . . . . . . . . . . . . . 17

Physical characteristics. . . . . . . . . . . . . . . . . . . . . . . 22

Environmental characteristics . . . . . . . . . . . . . . . . . . . 23

Power management modes . . . . . . . . . . . . . . . . . . . . . 24

Plug and play capability . . . . . . . . . . . . . . . . . . 25

LCD monitor quality and pixel policy . . . . . . . . . . . 25

Ergonomics. . . . . . . . . . . . . . . . . . . . . . . . . 26

Handling and moving your display. . . . . . . . . . . . . 28

Maintenance guidelines . . . . . . . . . . . . . . . . . . 29

│ 3

Cleaning your monitor. . . . . . . . . . . . . . . . . . . . . . . .29

Setting up the monitor...................... 30

Connecting the stand . . . . . . . . . . . . . . . . . . . 30

Connecting your monitor . . . . . . . . . . . . . . . . . 32

Connecting the HDMI and USB 3.0 cable. . . . . . . . . . . . . .32

Organizing cables . . . . . . . . . . . . . . . . . . . . . 33

Securing your monitor using Kensington lock (optional) 34

Removing the stand . . . . . . . . . . . . . . . . . . . . 35

Wall mounting (optional) . . . . . . . . . . . . . . . . . 36

Operating your monitor ......................37

Power on the monitor . . . . . . . . . . . . . . . . . . . 37

Using the control buttons . . . . . . . . . . . . . . . . . 37

Control buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

OSD controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Using the On-Screen Display (OSD) menu . . . . . . . . 40

Accessing the OSD menu . . . . . . . . . . . . . . . . . . . . . . 40

Menu and Power button lock . . . . . . . . . . . . . . . . . . . . 53

OSD warning messages . . . . . . . . . . . . . . . . . . . . . . .55

Setting the maximum resolution . . . . . . . . . . . . . 58

Using the tilt and vertical extension. . . . . . . . . . . . 60

Tilt Extension . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Vertical Extension . . . . . . . . . . . . . . . . . . . . . . . . . .60

Troubleshooting ............................61

Self-Test . . . . . . . . . . . . . . . . . . . . . . . . . . 61

4 │

Built-in diagnostics . . . . . . . . . . . . . . . . . . . . 63

Common problems . . . . . . . . . . . . . . . . . . . . . 65

Product-specific problems . . . . . . . . . . . . . . . . 68

Appendix................................. 69

FCC notices (U.S. Only) and other regulatory information 69

Contacting Dell. . . . . . . . . . . . . . . . . . . . . . . 69

S3221QS Outline Dimension...................70

│ 5

Safety instructions

Use the following safety guidelines to protect your monitor from potential damage and to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that you have read the safety information that shipped with your monitor.

Before using the monitor, read the safety information that is

shipped with your monitor and also printed on the product. Keep the documentation at a secure location for future reference.

CAUTION: Use of controls, adjustments, or procedures other than

those specified in this documentation may result in exposure to shock, electrical hazards, and/or mechanical hazards.

• Place the monitor on a solid surface and handle it carefully. The screen is fragile and can be damaged if dropped or hit sharply.

• Always be sure that your monitor is electrically rated to operate with the AC power available in your location.

• Keep the monitor in room temperature. Excessive cold or hot conditions can have an adverse effect on the liquid crystal of the display.

• Connect the power cable from the monitor to a wall outlet that is near and accessible. See Connecting your monitor.

• Do not place and use the monitor on a wet surface or near water.

• Do not subject the monitor to severe vibration or high impact conditions. For

example, do not place the monitor inside a car trunk.

• Unplug the monitor when it is going to be left unused for an extended period of time.

• To avoid electric shock, do not attempt to remove any cover or touch the inside of the monitor.

6 │ Safety instructions

About your monitor

Package contents

Your monitor ships with the components shown in the table below. If any component is missing, contact Dell. For more information, see Contacting Dell.

NOTE: Some items may be optional and may not ship with your monitor. Some features or media may not be available in certain countries.

Display

Stand riser

Stand base

Power cable (varies by countries)

About your monitor │ 7

HDMI 2.0 cable

USB 3.0 upstream cable (enables the USB ports on the monitor)

• Quick Setup Guide

• Safety and Regulatory

Information

8 │ About your monitor

Product features

The Dell S3221QS monitor has an active matrix, Thin-Film Transistor (TFT), Liquid Crystal Display (LCD), anti-static, and LED backlight. The monitor features include:

• 80.01 cm (31.5 in.) viewable area display (measured diagonally).

• 3840 x 2160 resolution, with full-screen support for lower resolutions.

• Supports AMD FreeSync™ or No Sync, a rapid response time of 4 ms.

• Supports 40 Hz to 60 Hz (HDMI) and 40 Hz to 60 Hz (DisplayPort) in FreeSync

Mode.

• Supports High Dynamic Range.

• Supports Picture by Picture (PBP) and Picture in Picture (PIP) modes.

• Build-in Speaker (5 W) x 2.

• Supports Audio line out to connect external speaker or sub-woofer.

• Color gamut of 99% sRGB.

• Digital connectivity with DisplayPort and HDMI.

• Equipped with 1 USB upstream port and 2 USB downstream ports.

• Plug and play capability if supported by your computer.

• On-Screen Display (OSD) adjustments for ease of setup and screen optimization.

• Removable stand and Video Electronics Standards Association (VESA™) 100 mm

mounting holes for flexible mounting solutions.

• Tilt and height adjustment capabilities.

• Security-lock slot.

• 0.3 W standby power when in Standby Mode.

• Supports Dell Display Manager.

• Optimize eye comfort with a flicker-free screen.

WARNING: The possible long-term effects of blue light emission from the monitor may cause damage to the eyes, including eye fatigue, digital eye strain, and so on. ComfortView feature is designed to reduce the amount of blue light emitted from the monitor to optimize eye comfort.

About your monitor │ 9

Identifying parts and controls

Front view

Control buttons

Label Description Use

1 Function buttons To adjust the items in the OSD menu.

(For more information, see Using the

control buttons)

2 Power On/Off button To turn the monitor On and Off.

10 │ About your monitor

Back view

Back View with monitor stand

Label Description Use

1 Cable management slot Use to organize cables by routing them

through the slot.

2 Regulatory information label Lists the regulatory approvals.

3 Stand release button Releases the stand from the monitor.

4 Regulatory label (including

Barcode serial number and Service Tag label)

Lists the regulatory approvals. Refer to this label if you need to contact Dell for technical support.The Service Tag is a unique alphanumeric identifier that enables Dell service technicians to identify the hardware components in your computer and access warranty information.

5 VESA mounting holes (4) Four VESA mounting holes (100 mm x

100 mm) accessible behind the VESA cover used for wall mounting the monitor through a VESA-compatible wall mount kit. See Wall mounting

(optional).

About your monitor │ 11

Side view

8 10

3 1154 9

121

Bottom view

Bottom view without monitor stand

Label Description Use

1 Built-in right speaker Provides audio output.

2 Security-lock slot Secure your monitor using a security lock

(purchased separately) to prevent unauthorized movement of your monitor. See Securing your

monitor using Kensington lock (optional).

3 Power connector Connect the power cable (shipped with your

monitor).

4 HDMI1 2.0 port Connect to your computer using a HDMI cable.

5 HDMI2 2.0 port Connect to your computer using a HDMI cable.

6 Stand lock feature To lock the stand to the monitor using a M3 x 6

mm screw (screw not included).

12 │ About your monitor

7 DisplayPort 1.2 Connect to your computer using a DisplayPort

cable (purchased separately).

8 Audio line out port Connect to an external speaker or a sub-woofer

(purchased separately).*

9 USB 3.0 upstream

port

10 USB 3.0 downstream

ports

11 USB 3.0 downstream

with BC 1.2 charging

12 Built-in left speaker Provides audio output.

*Audio line out port does not support headphones.

Connect the USB cable from this port to your computer to enable the USB ports on your monitor.

Connect your USB peripherals such as storage devices and printers.

NOTE: To use this port, you must

connect the USB upstream cable (shipped with your monitor) between the monitor and the computer.

USB 3.0 downstream port with charging capability. Connect to charge your USB device.

NOTE: To use this port, you must

connect the USB upstream cable (shipped with your monitor) between the monitor and the computer.

About your monitor │ 13

Monitor specifications

Model S3221QS

Screen type Active matrix-TFT LCD

Panel type Vertical Alignment

Viewable image

Diagonal

800.1 mm (31.5 in.)

Horizontal, Active Area

Vertical, Active Area

Area

Native resolution and refresh rate

Pixel pitch 0.18159 mm x 0.18159 mm

Pixel per inch (PPI) 139

Viewing angle

Horizontal

Vertical

Luminance output 300 cd/m² (typical)

Contrast ratio 3000 to 1 (typical)

Faceplate coating Anti-glare with 3H hardness, Haze 25%

Backlight LED edgelight system

Response time 8 ms gray to gray in Normal mode

697.3 mm (27.5 in.)

392.3 mm (15.4 in.)

273550.8 mm2 (423.5 in.2)

3840 x 2160 at 60 Hz

178° (typical)

5 ms gray to gray in Fast mode

4 ms gray to gray in Extreme mode*

* The 4 ms gray-to-gray mode is achievable in the Extreme mode to reduce visible motion blur and increased image responsiveness. However this may introduce some slight and noticeable visual artifacts into the image. As every system setup and every user's needs are different modes to find the setting that is right for them.

14 │ About your monitor

Curvature 1800R (typical)

Color depth 1.07 billion colors

Color gamut sRGB CIE 1931 (99%) CIE1976 (98.8%)

DCI P3 CIE 1931 (90%) CIE1976 (92.4%)

Connectivity 2 x HDMI 2.0 with HDCP 2.2 (3840 x 2160, up to 60 Hz)

1 x DisplayPort 1.2 (3840 x 2160, up to 60 Hz)

1 x USB 3.0 upstream

1 x USB 3.0 downstream

1 x USB 3.0 downstream with BC 1.2 charging

1 x Audio line out

Bezel width (edge of monitor to active area)

Top

8.1 mm

Left/Right

Bottom

Adjustability

Height adjustable stand

Tilt

Swivel

Slant Adjust

Dell display manager compatibility

Security Security-lock slot (cable lock optional purchase)

Speaker Specifications

Speaker rated power 2 x 5 W

Frequency Response 200 Hz - 16 kHz

Impedance 8 ohm

8.2 mm

24.4 mm

70 mm

-5° to 21°

N/A

-4° to 4°

Easy Arrange and other key features

About your monitor │ 15

Resolution specifications

Model S3221QS

Horizontal scan range 29 kHz to 140 kHz

Vertical scan range 40 Hz to 60 Hz (HDMI)

40 Hz to 60 Hz (DisplayPort)

Maximum preset resolution

Supported video modes

Model S3221QS

Video display capabilities (HDMI/DisplayPort)

NOTE: This monitor supports AMD FreeSync.

3840 x 2160 at 60 Hz with HDCP 2.2

3840 x 2160 at 60 Hz (DisplayPort)

3840 x 2160 at 60 Hz (HDMI)

480p, 480i, 576p, 720p, 1080p, 576i, 1080i, QHD, UHD

16 │ About your monitor

Preset display modes

HDMI Preset display modes

Horizontal

Display Mode

VESA, 640 x 480 31.47 60.0 25.175 -/VESA, 640 x 480 37.5 75.0 31.5 -/VESA, 720 x 400 31.47 70.0 28.32 -/+ VESA, 800 x 600 37.88 60.0 40 +/+

VESA, 800 x 600 46.86 75.0 49.5 +/+ VESA, 1024 x 768 48.36 60.0 65 -/VESA, 1024 x 768 60.02 75.0 78.75 +/+ VESA, 1152 x 864 67.5 75.0 108 +/+

VESA, 1280 x 1024 63.98 60.0 108 +/+

VESA, 1280 x 1024 79.98 75.0 135 +/+

VESA, 1600 x 900 60 60 108 +/+ VESA, 1600 x 1200 75 60 162 +/+ VESA, 1680 x 1050 65.3 60 146.25 -/+ VESA, 1920 x 1080 67.5 60 148.5 +/+ VESA, 1920 x 1200 74.04 60 154 +/-

VESA, 2560 x 1440 88.79 60 241.5 +/-

VESA, 3840 x 2160 110.5 50 442 +/-

VESA, 3840 x 2160 135 60 594 +/-

Frequency

(kHz)

Vertical

Frequency

(Hz)

Pixel Clock

(MHz)

Sync Polarity

(Horizontal /

Vertical)

About your monitor │ 17

DisplayPort Preset display modes

Horizontal

Display Mode

VESA, 640 x 480 31.47 60 25.175 -/VESA, 640 x 480 37.5 75 31.5 -/VESA, 720 x 400 31.47 70 28.32 -/+ VESA, 800 x 600 37.88 60 40 +/+

VESA, 800 x 600 46.86 75 49.5 +/+ VESA, 1024 x 768 48.36 60 65 -/VESA, 1024 x 768 60.02 75 78.75 +/+ VESA, 1152 x 864 67.5 60 108 +/+

VESA, 1280 x 1024 63.98 75 108 +/+

VESA, 1280 x 1024 79.98 60 135 +/+

VESA, 1600 x 900 60 60 108 +/+ VESA, 1600 x 1200 75 60 162 +/+ VESA, 1680 x 1050 65.3 60 146.25 -/+ VESA, 1920 x 1080 67.5 60 148.5 +/+ VESA, 1920 x 1200 74.04 60 154 +/-

VESA, 2560 x 1440 88.79 60 241.5 +/-

VESA, 3840 x 2160 110.55 50 433.356 +/-

VESA, 3840 x 2160 133.313 60 533.25 +/-

Frequency

(kHz)

Vertical

Frequency

(Hz)

Pixel Clock

(MHz)

Sync Polarity

(Horizontal /

Vertical)

18 │ About your monitor

PIP enabled (sub source)

Horizontal

Display Mode

VESA, 640 x 480 31.47 60 25.175 -/VESA, 640 x 480 37.5 75 31.5 -/VESA, 720 x 400 31.47 70 28.32 -/+ VESA, 800 x 600 37.88 60 40 +/+

VESA, 800 x 600 46.86 75 49.5 +/+ VESA, 1024 x 768 48.36 60 65 -/VESA, 1024 x 768 60.02 75 78.75 +/+ VESA, 1152 x 864 67.5 60 108 +/+

VESA, 1280 x 1024 63.98 75 108 +/+

VESA, 1280 x 1024 79.98 60 135 +/+

VESA, 1600 x 900 60 60 108 +/+ VESA, 1600 x 1200 75 60 162 +/+ VESA, 1680 x 1050 65.3 60 146.25 -/+ VESA, 1920 x 1080 67.5 60 148.5 +/+

Frequency

(kHz)

Vertical

Frequency

(Hz)

Pixel Clock

(MHz)

Sync Polarity

(Horizontal /

Vertical)

About your monitor │ 19

PBP enabled (main/sub source)

Horizontal

Display Mode

VESA, 640 x 480 31.47 60 25.175 -/VESA, 640 x 480 37.5 75 31.5 -/VESA, 720 x 400 31.47 70 28.32 -/+ VESA, 800 x 600 37.88 60 40 +/+

VESA, 800 x 600 46.86 75 49.5 +/+

VESA, 1024 x 768 48.36 60 65 -/VESA, 1024 x 768 60.02 75 78.75 +/+

VESA, 1152 x 864 67.5 60 108 +/+ VESA, 1280 x 1024 63.98 75 108 +/+

VESA, 1280 x 1024 79.98 60 135 +/+

VESA, 1600 x 900 60 60 108 +/+ VESA, 1600 x 1200 75 60 162 +/+ VESA, 1680 x 1050 65.3 60 146.25 -/+ VESA, 1920 x 1080 67.5 60 148.5 +/+ VESA, 1920 x 1200 74.04 60 154 +/-

VSEA 1920 x 2160 133.29 60 277.25 +/-

Frequency

(kHz)

Vertical

Frequency

(Hz)

Pixel Clock

(MHz)

Sync Polarity

(Horizontal /

Vertical)

20 │ About your monitor

Electrical specifications

Model S3221QS

Video input signals HDMI 2.0 (HDCP), 600 mV for each differential line,

100 ohm input impedance per differential pair

DisplayPort 1.2, 600 mV for each differential line, 100 ohm input impedance per differential pair

AC input voltage/ frequency/current

Inrush current 120 V: 30 A (max.) at 0°C (cold start)

100 VAC to 240 VAC / 50 Hz or 60 Hz ± 3 Hz / 1.6 A (max.)

240 V: 60 A (max.) at 0°C (cold start)

About your monitor │ 21

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