Dell P3421W User Manual

Dell P3421W Monitor
User’s Guide
Model: P3421W Regulatory model : P3421Wb
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.
Copyright © 2020 Del l Inc. or its subsidiaries. Al l rights reserved. Dell, EMC, and other trademarks
are trademarks of Del l Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.
2020 - 10
Rev. A00
Contents
About your monitor. . . . . . . . . . . . . . . . . . . . . . . . . . 6
Package contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Product features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Identifying parts and controls . . . . . . . . . . . . . . . . . . . . . . 9
Front view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Back view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Bottom view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Monitor specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Resolution specifications. . . . . . . . . . . . . . . . . . . . . . . . . 14
Supported video modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Preset display modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Physical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Environmental characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Pin assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Plug and play capability . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Universal Serial Bus (USB) interface . . . . . . . . . . . . . . . . 21
SuperSpeed USB 5 Gbps (USB 3.2 Gen1). . . . . . . . . . . . . . . . . . . . 21
USB 2.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
USB Type-C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
USB 3.2 Gen1 (5 Gbps) upstream connector . . . . . . . . . . . . . . . . 22
USB 3.2 Gen1 (5 Gbps) downstream connector . . . . . . . . . . . . . . 22
USB 2.0 downstream connector . . . . . . . . . . . . . . . . . . . . . . . . . . 23
USB Type-C connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
USB ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
LCD monitor quality and pixel policy . . . . . . . . . . . . . . . . 24
Maintenance guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . 24
    3
Cleaning your monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Setting up the monitor. . . . . . . . . . . . . . . . . . . . . . 25
Attaching the stand . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Connecting your monitor . . . . . . . . . . . . . . . . . . . . . . . . . 28
Connecting the DisplayPort (DisplayPort to DisplayPort) cable. . 29
Connecting the HDMI cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Connecting the USB Type-C cable . . . . . . . . . . . . . . . . . . . . . . . . 31
Connecting the USB 3.2 Gen1 (5 Gbps) cable . . . . . . . . . . . . . . . . 31
Organizing your cables. . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Removing the monitor stand . . . . . . . . . . . . . . . . . . . . . . 33
VESA wall mounting (optional) . . . . . . . . . . . . . . . . . . . . 34
Operating the monitor . . . . . . . . . . . . . . . . . . . . . . 35
Power on the monitor. . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Using the joystick control . . . . . . . . . . . . . . . . . . . . . . . . 35
Using the On-Screen Display (OSD) menu . . . . . . . . . . . 36
Accessing the Menu Launcher. . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Using the navigation keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Accessing the menu system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
OSD warning message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Setting the maximum resolution . . . . . . . . . . . . . . . . . . . 59
Setting the KVM switch . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Setting the Auto KVM . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Using the tilt, swivel, and vertical extension . . . . . . . . . . 64
Tilt, swivel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Vertical extension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Slant adjust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Sel f-test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
4   
Built-in diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Common problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Product specific problems . . . . . . . . . . . . . . . . . . . . . . . . 72
Universal Serial Bus (USB) specific problems . . . . . . . . . 73
Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
FCC notices (U.S. only) and other regulatory
information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Contact Dell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
EU product database for energy label and product
information sheet. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
    5

About your monitor

Package contents

Your monitor ships with the components shown in the table below. If any component is missing, contact Dell technical support. For more information, see
Contact Dell.
NOTE: Some items may be optional and may not ship with your monitor. Some features may not be available in certain countries.
NOTE: If you are attaching a stand that you purchased from any other source, follow the set up instructions that were included with the stand.
Display
Stand riser
6    About your monitor
Stand base
Power cable (varies by country)
DisplayPort cable (DisplayPort to DisplayPort)
HDMI cable
USB Type-C cable (USB 3.2 Gen1 (5 Gbps))
USB 3.2 Gen1 (5 Gbps) upstream cable (enables the USB ports on the monitor)
Cable tie
• Quick Setup Guide
• Safety, Environmental, and R
egulatory
Information
About your monitor    7

Product features

The Del l P3421W monitor has an active matrix, Thin-Film Transistor (TFT), Liquid Crystal Display (LCD) and LED backlight. The monitor features include:
• 86.72 cm (34.14 in.) viewable area (measured diagonal l y). 3440 x 1440 (21:9) resolution, plus full-screen support for lower resolutions.
• Wide viewing angle to allow viewing from a sitting or standing position.
• Color gamut of 99% sRGB.
• Digital connectivity with DisplayPort, USB Type-C and HDMI.
• Single USB Type-C to suppl y power (PD 65 W) to a compatib le notebook while receiving video & data signal.
• Tilt, swivel, height, and slant adjustment capabilities.
• Ultra-thin bezel minimizes the bezel gap in multi-monitor usage, enabling easier setup with an elegant viewing experience.
• Removable stand and Video Electronics Standards Association (VESA™) 100
mm mounting holes for flexible mounting solutions.
• Equipped with 1 USB Type-C upstream port, 1 USB Type B upstream port, and 4 USB Type-A downstream ports.
• Plug and play capabil ity if supported by your system.
• The buil t-in KVM switch allows you to control up to 2 computers from a single set of keyboard and mouse connected to the monitor.
• Supports Auto KVM for multiple input setup.
• On-Screen Display (OSD) adjustments for ease of set-up and screen optimization.
• Supports Picture by Picture (PBP) and Picture in Picture (PIP) Select mode.
• Power and joystick buttons lock.
• Security lock slot.
• Stand lock.
• < 0.3 W in Standby Mode.
• 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.
8    About your monitor

Identifying parts and controls

Front view
Label Description
1 Power LED indicator
Solid white light indicates that the mo normal ly. Blinking white light indicates that the monitor is in Standby Mode.
nitor is turned on and functioning
About your monitor    9
Back view
Back view with monitor stand
Label Description Use
1 VESA mounting holes (100 mm
x 10
0 mm - behind attached
VESA Cover)
2 Regulatory label Lists the regulatory approvals.
3 Stand release button Releases stand from the monitor.
4 Barcode, serial number, and
Service T
5 Power On/Off button To turn the monitor on or off.
6 Joystick Use to control the OSD menu. (For
7 Cable-management slot Use to organize cables by inserting
ag label
Wall mount monitor using VESA­compatible wal l mount kit (100 mm x 100 mm).
Refer to this label if you need to contact Dell for technical support.
mor
e Information, see Operating the
monitor)
them
through the slot.
10    About your monitor
Bottom view
Bottom view without monitor stand
Label Description Use
1 Security lock slot Secures the monitor with security lock
(
security lock not included).
2 Power connector Connect the power cable (shipped with your
mon
itor).
3 HDMI port Connect your computer with the HDMI cable
(
shipped with your monitor).
4 DisplayPort Connect your computer with the DisplayPort
c
able (shipped with your monitor).
5 Stand lock feature To lock the stand to the monitor using a M3 x
6 mm s
6 USB Type-C port Connect the USB Type-C cable that came
with device. This port supports USB Power Delivery, Data, and DisplayPort video signal.
The USB 3.2 Gen1 (5 Gbps) Type-C port o al ternate mode with DP 1.2 supports a maximum resolution of 3440 x 1440 at 60 Hz, PD
NOTE: U versions of Windows prior to Windows 10.
crew (screw not included).
your monitor to the computer or mobile
ffers the fastest transfer rate and the
20 V/3.25 A, 15 V/3 A, 9 V/3 A, 5 V/3 A.
SB Type-C is not supported on
About your monitor    11
7
SuperSpeed USB1 5
Gbps (USB 3.2 Gen1)
upstream port
1
8 USB 2.0 downstream
port (2)
Connect the USB cable that came with your monitor to the computer. Once this cable is connected, you can use the USB connectors on the monitor.
Connect your USB 2.0 device.*
NOTE: To use these ports, you must connect the USB cable (shipped with your monitor) to the USB-upstream port on the monitor and to your computer.
9 SuperSpeed USB
5
Gbps (USB 3.2 Gen1)
downstream port (2)
Connect your USB 3.2 Gen1 (5 Gbps)
2
device.
NOTE: To use these ports, you must connect the USB cable (shipped with your monitor) to the USB-upstream port on the monitor and to your computer.
1
Pending USB-IF compliance certification.
2
To avoid signal interference, when a wireless USB device has been connected to a USB downstream port, it is NOT recommended to connect any other USB devices to the adjacent port(s).

Monitor specifications

Model P3421W
Screen type Active matrix - TFT LCD
Panel technology In-Plane Switching Technology
Aspect ratio 21:9
Viewable image
Diagonal
Width (active area)
Height (active area)
Tot a l a re a
867.2 mm (34.14 in.)
799.8 mm (31.49 in.)
334.8 mm (13.18 in.)
267773.04 mm2 (415.05 in.2)
Pixel pitch 0.2325 mm x 0.2325 mm
Pixel per inch (PPI) 109
12    About your monitor
Viewing angle 178° (vertical) typical
178° (horizontal) typical
Luminance output 300 cd/m² (typical)
Contrast ratio 1000 to 1 (typical)
Faceplate coating Anti-Glare with 3H hardness
Backlight White LED edgelight system
Response time 8 ms (Normal)
5 ms (Fast)
Curvature 3800R (typical)
Color depth 1.07 billion colors
NOTE: Video output from the USB-C port at maximum resolution 3440 x 1440 at 60
Hz is limited to 16.7 Million colors.
Color gamut sRGB 99%
Connectivity • 1 x DisplayPort version 1.2 (HDCP 2.3)
• 1 x HDMI port version 2.0 (HDCP 2.3)
• 1 x USB Type-C upstream port (Alternate mode with DisplayPort 1.2, Power Delivery PD up to 65
• 1 x SuperSpeed USB 5 Gbps (USB 3.2 Gen1) upstream port
• 2 x SuperSpeed USB 5 Gbps (USB 3.2 Gen1) downstream port
• 2 x USB 2.0 downstream port
Border width (edge of monitor to active area)
Adjustability
Height adjustable stand
Ti l t
Swivel
Slant adjust
NOTE: Do not mount or use this monitor in portrait (vertical) orientation or inverse (180°) landscape mount as it may damage the monitor.
8.7 mm (Top)
8.7 mm (Left/Right)
21.9 mm (Bottom)
150 mm
-5° to 21°
-30° to 30°
-4° to 4°
W)*
About your monitor    13
Del l Display Manager comp
atibility
Security Security lock slot (cable lock sold separately)
*DisplayPort and USB Type-C (Alternate mode with DisplayPort 1.2): HBR2 is supported.
Easy Arrange and other key features

Resolution specifications

Model P3421W
Horizontal scan range 30 kHz to 85 kHz (automatic)
Vertical scan ra nge 48 Hz to 85 Hz (automatic)
Maximum preset resolution 3440 x 1440 at 60 Hz
Supported video modes
Model P3421W
Video display capabilities (HDMI & Disp
layPort & USB Type-C
alternate mode)
Preset display modes
480p, 480i, 576p, 576i, 720p, 1080i, 1080p
Display mode Horizontal
fr
equency
(kHz)
VESA, 640 x 480 31.5 59.9 25.2 -/+
VESA, 640 x 480 37.5 75.0 31.5 -/-
VESA, 720 x 400 31.5 70.1 28.3 -/+
VESA, 800 x 600 37.9 60.3 40.0 +/+
VESA, 800 x 600 46.9 75.0 49.5 +/+
VESA, 1024 x 768 48.4 60.0 65.0 -/-
VESA, 1024 x 768 60.0 75.0 78.8 +/+
14    About your monitor
Vertical
frequency
(Hz)
Pixel
clock
(MHz)
Sync
polarity
(Horizontal
/Vertical)
VESA, 1152 x 864 67.5 75.0 108.0 +/+
VESA, 1280 x 1024 64.0 60.0 108.0 +/+
VESA, 1280 x 1024 80.0 75.0 135.0 +/+
VESA, 1600 x 1200 75.0 60.0 162.0 +/+
VESA, 1920 x 1080 67.5 60.0 148.5 +/+
VESA, 2560 x 1440 88.8 60.0 241.5 +/-
VESA, 3440 x 1440 88.8 60.0 319.8 +/-
Electrical specifications
Model P3421W
Video input signals HDMI 2.0/DisplayPort 1.2*, 600 mV for each differential
l
ine, 100 ohm input impedance per differential pair
AC input vo l tage/ fr
equency/current
100 VAC to 240 VAC / 50 Hz or 60 Hz ± 3 Hz / 1.5 A (typical)
Inrush current • 120 V: 40 A (Max.) at 0°C (cold start)
• 240 V: 80 A (Max.) at 0°C (cold start)
Power consumption •0.2 W (Off mode)
•0.3 W (Standby Mode)
•31.5 W (On mode)
•126 W (Max.)
•25.29 W (Pon)
• 80.31 kWh (TEC)
1
1
1
2
3
3
*HBR2 is supported.
1
As defined in EU 2019/2021 and EU 2019/2013.
2
Max brightness and contrast setting with maximum power loading on all USB ports.
3
Pon: Power consumption of On mode as defined in Energy Star 8.0 version.
TEC: Total energy consumption in kWh as defined in Energy Star 8.0 version.
About your monitor    15
This document is informational only and reflects laboratory performance. Your product may perform differently, depending on the software, components and peripherals you ordered and shall have no obligation to update such information.
Accordingly, the customer should not rely upon this information in making decisions about electrical tolerances or otherwise. No warranty as to accuracy or completeness is expressed or implied.
NOTE: This monitor is ENERGY STAR certified. This product qualifies for ENERGY STAR in the factory default settings which can be restored by “Factory Reset” function in the OSD menu. Changing the factory default settings or enabling other features may increase power consumption that could exceed the ENERGY STAR specified limit.
Physical characteristics
Model P3421W
Signal cable type • Digital: DisplayPort, 20 pins
• Digital: HDMI, 19 pins
• Universal Series Bus: Type-C, 24 pins
• Universal Serial Bus: USB, 9 pins
NOTE: Dell monitors are designed to work optimally with the video cables that are shipped with your monitor. As Dell does not have control over the different cable suppliers in the market, the type of material, connector and process used to manufacture these cables, Dell does not guarantee video performance on cables that are not shipped with your Dell monitor.
Dimensions (with stand)
Height (extended) 541.1 mm (21.30 in.)
Height (compressed) 391.1 mm (15.40 in.)
Width 815.7 mm (32.11 in.)
Depth 237.4 mm (9.35 in.)
Dimensions (without stand)
Height 365.4 mm (14.39 in.)
Width 815.7 mm (32.11 in.)
Depth 58.1 mm (2.29 in.)
16    About your monitor
Stand dimensions
Height (extended) 433.3 mm (17.06 in.)
Height (compressed) 386.5 mm (15.22 in.)
Width 307.0 mm (12.09 in.)
Depth 237.4 mm (9.35 in.)
Base 307.0 mm x 235.0 mm (12.09 in. x 9.25 in.)
Weight
Weight with packaging 14.9 kg (32.80 lb)
Weight with stand assembl y and cables
Weight without stand assembly (For wall mount or VESA mount considerations - no cables)
Weight of stand assembly 3.6 kg (7.92 lb)
Front frame gloss 17 ± 3
10.8 kg (23.89 lb)
6.7 kg (14.85 lb)
About your monitor    17
Environmental characteristics
Model P3421W
Compliant standards
• ENERGY STAR certified monitor
• EPEAT registered where applicable. EPEAT registration varies by country. See
www.epeat.net f
• RoHS-compliant
• TCO certified displays
• PVC/BFR/CFR free monitor (excluding external cables)
• Arsenic-free glass and Mercury-free for the panel only
Te m p er at u r e
Operating 0°C to 40°C (32°F to 104°F)
Non-operating • Storage: -20°C to 60°C (-4°F to 140°F)
Humidity
Operating 20% to 80% (non-condensing)
Non-operating • Storage: 10% to 90% (non-condensing)
Altitude
Operating 5000 m (16404 ft) (maximum)
Non-operating 12192 m (40000 ft) (maximum)
Thermal dissipation • 429.91 BTU/hour (maximum)
or registration status by country.
• Shipping: -20°C to 60°C (-4°F to 140°F)
• Shipping: 10% to 90% (non-condensing)
• 111.74 BTU/hour (typical)
18    About your monitor
Pin assignments
DisplayPort connector
Pin
number
1 ML3 (n)
2 GND
3 ML3 (p)
4 ML2 (n)
5 GND
6 ML2 (p)
7 ML1 (n)
8 GND
9 ML1 (p)
10 ML0 (n)
11 GND
12 ML0 (p)
13 GND
14 GND
15 AUX (p)
16 GND
17 AUX (n)
18 Hot Plug Detect
19 Re-PWR
20 +3.3 V DP_PWR
20-pin side of the
connected signal cable
About your monitor    19
HDMI connector
Pin
number
1 TMDS DATA 2+
2 TMDS DATA 2 SHIELD
3 TMDS DATA 2-
4 TMDS DATA 1+
5 TMDS DATA 1 SHIELD
6 TMDS DATA 1-
7 TMDS DATA 0+
8 TMDS DATA 0 SHIELD
9 TMDS DATA 0-
10 TMDS CLOCK+
11 TMDS CLOCK SHIELD
12 TMDS CLOCK-
13 CEC
14 Reserved (N.C. on device)
15 DDC CLOCK (SCL)
16 DDC DATA (SDA)
17 DDC/CEC Ground
18 +5 V POWER
19 HOT PLUG DETECT
19-pin side of the
connected signal cable
20    About your monitor

Plug and play capability

You can install the monitor in any Plug and Play-compatible system. The monitor automatically provides the computer system with its Extended Display Identification Data (EDID) using Display Data Channel (DDC) protocols so that the system can configure itself and optimize the monitor settings. Most monitor installations are automatic; you can select different settings if desired. For more information about changing the monitor settings, see Operating the monitor.

Universal Serial Bus (USB) interface

This section gives you information about the USB ports that are available on the monitor.
SuperSpeed USB 5 Gbps (USB 3.2 Gen1)
Transfer speed Data rate Maximum power supported
Super-Speed 5 Gbps 5 V/0.9 A (Max, each port)
High speed 480 Mbps 5 V/0.9 A (Max, each port)
Full speed 12 Mbps 5 V/0.9 A (Max, each port)
USB 2.0
Transfer speed Data rate Maximum power supported
High speed 480 Mbps 5 V/0.5 A (Max, each port)
Full speed 12 Mbps 5 V/0.5 A (Max, each port)
Low speed 1.5 Mbps 5 V/0.5 A (Max, each port)
NOTE: This monitor is SuperSpeed USB 5 Gbps (USB 3.2 Gen1) and High-Speed USB 2.0 compatible.
USB Type-C
USB Type-C Description
Video DisplayPort 1.2*
Data USB 3.2 Gen1 (5 Gbps)
Power Delivery (PD) Up to 65 W
*HBR2 is supported.
About your monitor    21
USB 3.2 Gen1 (5 Gbps) upstream connector
Pin number 9-pin side of the connector
1 VCC
2 D-
3 D+
4 GND
5 SSTX-
6 SSTX+
7 GND
8 SSRX-
9 SSRX+
USB 3.2 Gen1 (5 Gbps) downstream connector
Pin number 9-pin side of the connector
1 VCC
2 D-
3 D+
4 GND
5 SSRX-
6 SSRX+
7 GND
8 SSTX-
9 SSTX+
22    About your monitor
USB 2.0 downstream connector
Pin number 4-pin side of the connector
1 VCC
2 DMD
3 DPD
4 GND
USB Type-C connector
Pin Number Signal Name Pin Number Signal Name
A1 GND B1 GND
A2 TX1+ B2 TX2+
A3 TX1- B3 TX2-
A4 VBUS B4 VBUS
A5 CC1 B5 CC2
A6 D+ B6 D+
A7 D- B7 D-
A8 SBU1 B8 SBU2
A9 VBUS B9 VBUS
A10 RX2- B10 RX1-
A11 RX2+ B11 RX1+
A12 GND B12 GND
About your monitor    23
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