Dell U2421HE ユーザーガイド

: U2421HE/U2721DE

U2421HEt/U2721DEt

Dell UltraSharp 24/27 USB-C

- U2421HE/U2721DE

2020 – 03

Rev. A00

| 3

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LCD . . . . . . . . . . . . . . . . . . . . . . . . . . 24

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

RJ45 () . . . . . . . . . . . . . . . . . . . . . . . . 31

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

OSD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

OSD . . . . . . . . . . . . . . . . . . . . . . . . . 39

4 |

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

FCC . . . . . . . . . . . . . . . . . . . 58

RoHS . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

Dell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

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| 5

Dell

USB Type-C Type-C

6 |

DP

U2421HE Color Calibration Factory Report

Every Dell U2421HE is shipped incorporating p re-tuned

standard mode(sRGB) with average De lta-E ≤2.

This helps prevent significant color incon sistency or

inaccuracy when content is displayed onscreen .

In addition, a tighter grey-scale tracking on each U2421HE

helps enable ultra-smooth color gradation. The factory

measurements from this very unit are sh own here.

Be assured of Accurate, Precise an d Consistent

Onscreen Color with eve

ry Dell UltraSharp U2421HE.

Serial No.

Tester

Test

Equipment

CN00WG2J7444572B046L

2008L0415

CA-210/CA-310

CA-2000S

Chroma 2326/2235/2233

Standard mode (sRGB) Avg. Delta E ≤ 2

Gray-Scale Tracking

Gamma

Note:

Calibrations were done according to De ll approved test proc edures usin g calibrated

equipment at the factory production line. This Report is provided on ly with and for this new De ll U2421HE

UltraSharp monitor. Results may vary with ot her test equip ment, setups an d test patterns. Please reta in this Report

for your reference as Dell is unable to reprodu ce it or prov ide a dup licate.

•

Dell UltraSharp U2421HE/U2721DE (TFT)

(LCD) LED

• U2421HE: 60.4723.8

1920 x 1080 (16:9)

• U2721DE: 68.4727

2560 x 1440 (16:9)

• 99% sRGB Delta E<2

•

• (VESA) 100mm

•

• DP

• USB Type-C

•

• USB-C RJ45

• (OSD)

• OSD

•

• 0.3 W

•

ComfortView

| 7

1 2

1

2 LED

8 |

6

1

2

3

4

5

DELL U2421HE

Flat Panel Monitor / Mo nitor Plano Panel / M oniteur à é cran plat / 液晶顯示器

Model No. / N° de Modelo / Numéro d e modèle /型號:

U2421HEt

Input Rating / Entrada / Daya Tegangan / Tension d’en trée: 100-24 0V ~ 50/60H z 1.6 A

輸入電源:交流電壓 100-240伏特, 1.5 安培, 50/60 赫茲

Удельная мощность рабочего режима - X,XXX Вт/см

Потребляемая мощность изделием в режиме ожидания -X,XX Вт

Потребляемая мощность изделием в выключенном режиме - X,XX Вт

2

Made in China / Fabricado en China / Fabriqués en Chine / Сделано в Китае / 製造地:中國

警語:使用過度恐傷害視力

신청인：Wistron Corporation (For Korea)

Wistron InfoComm (Zhongshan) Corporation Linhai Branch

제조자: Wistron InfoComm (Zhongshan) Corporation Linhai Branch

A/S 연락처:080-854-0066

제조국: 중국

CAN ICES-3 (B)/NMB-3(B)

Apparatet må tilkoples jordet stikkontakt.

Apparaten skall anslutas till jordat uttag.

Apparatets stikprop skal tilsluttes en stikkontakt med jord,

som giver forbindelse til stikproppens jord.

Laite on liitettävä suojakoskettimilla varustettuun pistorasiaan.

Consumo de energía en operación XX.X Wh

This equipment complies with part 15 of the FCC Rules.

Operation is subject to the following two conditions:

(1) This equipment may not cause harmful interference, and

(2) this equipment must accept any interference received,

including interference that may cause undesired operation.

ID XXXXXXXXXX

XXXXXX-XX

XXXXX

Address for EU Only:

Raheen Business Park

Limerick Ireland

www.dell.com/regulatory_compliance

XXXXXXXX-XXXXX

R-REM-WT1-U2421HEt

И005-18

U2421HE

January 2020

1 100 mm x 100 mm VESA

VESA

VESA (100 mm x 100 mm)

2

3

4

5 Dell

6

USB

BC 1.2

| 9

1 2 3 4 5 6

10

789

1 AC

2 HDMI HDMI ()

3 DP DP

4 USB Type-C/

DisplayPort

USB Type-C

USB 3.1 Type-C

DP 1.4 1920 x1080 @ 60Hz

(U2421HE) 2560 x 1440 @ 60Hz (U2721DE)PD

20V/3.25A15V/3A9V/3A5V/3A

USB Type-C Windows 10 Windows

5 DP

MST DP

MST DP MST

DP

6&8 USB 2 USB USB Type-C

Type-C

1.2

7 USB Type-C DP

9

RJ-45 RJ-45

10 M3 x 6 mm

(U2721DE) / M3 x 8 mm (U2421HE) ()

10 |

U2421HE U2721DE

- TFT LCD - TFT LCD

16:9 16:9

60.47 23.8 68.47 27

527.04 20.75 596.74 23.49

296.46 11.67 335.66 13.21

156246.3

242.15

200301.7

310.30

0.2745 x 0.2745 0.233 x 0.233

(PPI) 92.5 109

178 178

250 cd/m² 350 cd/m²

1000 1 1000 1

(3H) (3H)

LED LED

() 5 ms ()

8 ms ()

5 ms ()

8 ms ()

16.7 16.7

* 99% sRGB

99% REC709

85% DCI-P3

99% sRGB

99% REC709

85% DCI-P3

Delta E < 2 () Delta E < 2 ()

| 11

• 1 x DP 1.4 (HDCP 1.4)

• 1 x HDMI 1.4 (HDCP 1.4)

• 1 x USB Type-C (

DP 1.4 USB 3.1

PD 65 W)

• 1 x DP ( ) MST

(HDCP 1.4)

• 2 x USB 3.0

• 2 x USB 3.0 BC1.2

2A ( )

• 1 x 2.0

(3.5mm )

• 1 x RJ45

• 1 x DP 1.4 (HDCP 1.4)

• 1 x HDMI 1.4 (HDCP 1.4)

• 1 x USB Type-C (

DP 1.4 USB 3.1

PD 65 W)

• 1 x DP ( ) MST

(HDCP 1.4)

• 2 x USB 3.0

• 2 x USB 3.0 BC1.2

2A ( )

• 1 x 2.0

(3.5mm )

• 1 x RJ45

(

)

5.0 ( )

5.1 ( / )

8.0 ( )

6.90 ( )

6.90 ( / )

8.1 ( )

130 130

-5 21 -5 21

-40 40 -40 40

Dell Display Manager

(DDM)

()

*

U2421HE U2721DE

30 kHz to 83 kHz 30 kHz to 90 kHz

56Hz - 76 Hz 56Hz - 76 Hz

1920 x 1080 at 60 Hz 2560 x 1440 at 60 Hz

DPUSB Type-C

480i, 480p, 576i, 576p, 720p,

1080i, 1080p

480i, 480p, 576i, 576p, 720p,

1080i, 1080p

12 |

U2421HE

kHz

Hz

MHz

720 x 400 31.5 70.0 28.3 -/+

VESA, 640 x 480 31.5 60.0 25.2 -/-

VESA, 640 x 480 37.5 75.0 31.5 -/-

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 +/+

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 900 60.0 60.0 108.0 -/+

VESA, 1920 x 1080 67.5 60.0 148.5 +/+

U2721DE

kHz Hz MHz

720 x 400 31.5 70.0 28.3 -/+

VESA, 640 x 480 31.5 60.0 25.2 -/-

VESA, 640 x 480 37.5 75.0 31.5 -/-

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 +/+

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, 2048 x 1080 66.58 60.0 147.16 +/-

CVR, 2560 x 1440 88.8 60.0 241.5 +/-

| 13

DP MST Multi-Stream Transport (MST)

U2421HE

MST

1920 x 1080/60 Hz

1920 x 1080/60 Hz 3

1920 x 1080 60Hz

U2721DE

MST

2560 x 1440/60 Hz

2560 x 1440/60 Hz 1

2560 x 1440 60Hz

USB-C MST Multi-Stream Transport (MST)

U2421HE

OSD

1920 x 1080/60 Hz

HBR3 2

HBR2 1

U2721DE

OSD

2560 x 1440/60 Hz

HBR3 () 1

HBR3 () 0

HBR2 () 1

HBR2 () 0

U2421HE/U2721DE

•

100 ohm

• DP/USB Type-C

100–240 VAC / 50 60 Hz 3 Hz / 1.8 A

120 V: 30 A ()

240 V: 60 A ()

14 |

U2421HE U2721DE

• DP ( DP

DP )

• HDMI

• USB Type-C

•

• RJ-45

• USB x4

BC 1.2

• DP ( DP

DP )

• HDMI

• USB Type-C

•

• RJ-45

• USB x4

BC 1.2

DP DP 1.8 M

USB Type-C 1.0 M

DP DP 1.8 M

USB Type-C 1.0 M

() 478.4 18.84 520.2 20.48

() 348.4 13.72 390.2 15.36

538.5 21.20 612.2 24.10

165.0 6.50 180.0 7.09

313.7 12.35 355.0 13.98

538.5 21.20 612.2 24.10

39.0 1.54 39.0 1.54

() 393.5 15.49 413.6 16.28

() 347.0 13.66 367.1 14.45

218.0 8.58 230.0 9.06

165.0 6.50 180.0 7.09

7.55 16.64 8.72 19.22

5.32 11.73 6.24 13.75

VESA

-

3.37 7 .43 4.19 9 .23

1.59 3.50 1.72 3.79

| 15

U2421HE/U2721DE

•

• EPEAT www.epeat.net

• TCO

• RoHS

• BFR/PVC ()

• NFPA 99

•

0 4032 F 104 F

-20 60-4 F 140 F

10% 80%

5% 90%

5,000 16,404

12,192 40,000

U2421HE 478.02 BTU/

59.75 BTU/

U2721DE 546.30 BTU/

113.36 BTU/

16 |

VESA DPM

*

U2421HE

VESA

140 W**

17.5 W

<0.3 W

- - - <0.3 W

P

on

12.87 W

(TEC)

43.56 kWh

U2721DE

VESA

160 W**

33.2 W

<0.3 W

- - - <0.3 W

P

on

19.9 W

(TEC)

64.3 kWh

| 17

OSD

Dell UltraSharp 24/27 Monitor

U2421HE/U2721DE

没有来自您设备的 DP 信号。

按键盘上的任何键或移动鼠标可唤醒它。

如果没有显示，再次按显示器按钮可选择正确的输入信号源。

*

** USB

OSD

Energy Star

ENERGY STAR OSD

ENERGY STAR

P

on

: Energy Star 8.0

TEC: Energy Star 8.0 kWh

18 |

DP

20 pin

1 ML3(n)

2 GND

3 ML3(p)

4 ML2(n)

5 GND

6 ML2p)

7 ML1(n)

8 GND

9 ML1(p)

10 ML0(n)

11 GND

12 ML0(p)

13 CONFIG1

14 CONFIG2

15 AUX CH (p)

16 GND

17 AUX CH (n)

18

19

20 DP_PWR

| 19

DP

20 pin

1 ML0(p)

2 GND

3 ML0(n)

4 ML1(p)

5 GND

6 ML1(n)

7 ML2(p)

8 GND

9 ML2(n)

10 ML3(p)

11 GND

12 ML3(n)

13 CONFIG1

14 CONFIG2

15 AUX CH(p)

16 GND

17 AUX CH(n)

18

19

20 DP_PWR

20 |

HDMI

19 pin

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

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Dell U2421HE ユーザーガイド

Dell U2421HE ユーザーガイド

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