Samsung CF21M Specifications

2 Product Specifications

2-1 Specifications

Item

Picture Tube: 21-Inch (53 cm): 20-inch (50.8 cm) viewable, 21”: 0.25 mm Dot pitch.

Full-square tube / Perfect Flatmess, 90˚ Deflection, Anti-Reflection coating with Anti-electrastatic, Medium short persistence phosphor

Scanning Frequency Horizontal : 30 kHz ~ 115 kHz

Display Colors Unlimited colors

Maximum Resolution Horizontal : 1800 Pixels, Vertical : 1440 Pixels

Input Video Signal Analog, 0.7 Vp-p positive at 75 Ω, internally terminated

Input Sync Signal Separate Sync : TTL level positive/negative

Composite Sync : TTL level positive/negative Sync-on-Green Coptional : Composite sync 0.3 Vp-p negative (Video on Vp-p positive)

Maximum Pixel Clock rate 280 MHz

Active Display Horizontal : 393 mm, Vertical : 294.5 mm

Input Voltage AC 90 ~ 264 Volts, 60 / 50 Hz ± 3 Hz

Power Consumption (nominal) 130 Watt

Dimensions (W x D x H) Unit / Carton 19.8 x 19.4 x 20.2 Inches (504 x 492 x 508 mm) / 25.0 x 24.6 x 25.3 Inches (634 x 625 x 642 mm)

Description

Weight (Net/Gross) 26.1 kg (57.6 lbs) / 30.5 kg (67.3 lbs)

Environmental Considerations Operating Temperature : 32°F ~ 104°F (0°C ~ 40°C)

Humidity : 10 % ~ 80 % Storage Temperature : -4°F ~ 113°F (-20°C ~ 45°C) Humidity : 5 % ~ 95 %

• CF21M* complies with TCO 99 recommendations for reduced electromagnetic fields.

• Designs and specifications are subject to change without prior notice.

CF21M* 2-1

2 Product Specifications

QRS

Video

Sync

Horizontal

Vertical

CDE

Video

Sync

Green

Vertical

Horizontal

Table 2-1. Timing Chart

Timing

fH (kHz)

A µsec

B µsec

C µsec

D µsec

E µsec

fV (Hz)

O msec

P msec

Q msec

R msec

S msec

Clock Freq. (MHz)

Mode

VGA2/70Hz

720 x 400

31.469

31.778

3.813

1.907

25.422

0.636

70.087

14.268

0.064

1.080

12.711

0.413

28.322

IBM VESA

VGA3/60Hz

640 x 480

31.469

31.778

3.813

1.907

25.422

0.636

59.940

16.683

0.064

1.048

15.253

0.318

25.175

640/85 Hz

640 x 480

43.269

23.111

1.556

3.810

5.222

17.778

85.008

13.333

0.080

0.427

12.800

0.027

36.000

800/85 Hz

800 x 600

53.674

18.631

1.138

2.702

14.222

0.569

85.061

11.756

0.056

0.503

11.179

0.019

56.250

1024/85 Hz

1024 x 768

68.677

14.561

1.016

2.201

10.836

0.508

84.997

11.765

0.044

0.524

11.183

0.015

94.500

1280/75 Hz

1280 x 1024

79.976

12.504

1.067

1.837

9.481

0.119

75.025

13.329

0.038

0.475

12.804

0.013

135.000

1280/85 Hz

1280 x 1024

91.146

10.971

0.016

1.422

8.127

0.406

85.024

11.761

0.033

0.483

11.235

0.011

157.500

1600/85 Hz

1600 x 1200

106.250

9.412

0.837

1.325

6.972

0.279

85.000

11.765

0.028

0.433

11.294

0.009

229.500

A : Line time total B : Horizontal sync width O : Frame time total P : Vertical sync width

C : Back porch D : Active time Q : Back porch R : Active time

E : Front porch S : Front porch

Polarity H.Sync

V.Sync

Remark

Negative

Positive

Separate

Negative

Separate

Separate Sync

Negative

Separate

Positive

Separate

Positive

Separate

Positive

Separate

Sync-on-Green

Positive

Separate

Positive

Separate

2-2 CF21M*