コンピュータから送られた信号が次のプリセットタイミングモードと一致したとき、画面が自動調整されます。 信号が異 なる場合は、電源LEDがオンでもブランクスクリーンになることがあります。 ビデオカードの取扱説明書を参照して、次 のように画面を調整してください。

Table 1. プリセットタイミングモード

 

 

 

 

 

 

水平周波数

垂直周波数

ピクセルクロック

同期極性

ディスプレイモード

 

 

(kHz)

(Hz)

(MHz)

(H/V)

 

 

IBM, 640 x 350

31.469

70.086

25.175

+/-

IBM, 720 x 400

31.469

70.087

28.322

-/+

IBM, 640 x 480

31.469

59.940

25.175

-/-

VESA, 640 x 480

37.861

72.809

31.500

-/-

VESA, 640 x 480

37.500

75.000

31.500

-/-

MAC, 640 x 480

35.000

66.667

30.240

-/-

MAC, 832 x 624

49.726

74.551

57.284

-/-

VESA, 800 x 600

35.156

56.250

36.000

+/-, +/-

VESA, 800 x 600

37.879

60.317

40.000

+/+

VESA, 800 x 600

48.077

72.188

50.000

+/+

VESA, 800 x 600

46.875

75.000

49.500

+/+

VESA, 1024 x 768

48.363

60.004

65.000

-/-

VESA,1024 x 768

56.476

70.069

75.000

-/-

VESA, 1024 x 768

60.023

75.029

78.700

+/+

VESA, 1280 x 1024

63.981

60.020

108.00

+/+

VESA, 1280 x 1024

79.976

75.025

135.00

+/+

VESA, 1600 x 1200

75.000

60.000

162.00

+/+

水平周波数

ラインを右から左へ水平に走査する時間を水平サイクルといい、その逆数が 水平周波数になります。 単位: kHz

垂直周波数

蛍光灯のように、画面には1秒間に何度も同じ画像が表示されています。 こ の繰り返しの回数が、垂直周波数もしくはリフレッシュレートと呼ばれるもの です。 単位: Hz

Page 71
Image 71
Samsung LS20BRCAS3/XSJ manual 水平周波数

LS20BRCAS3/XSJ specifications

The Samsung LS20BRCAS3/XSJ is a versatile and innovative monitor that successfully balances performance and affordability. Designed primarily for workplace productivity and daily home use, this monitor features a sleek and minimalist design that makes it an appealing addition to any setup.

One of the main features of the LS20BRCAS3/XSJ is its 20-inch screen, which offers a resolution of 1600 x 900 pixels. This delivers crisp and clear visuals, ideal for browsing the web, working on documents, or watching videos. The monitor utilizes a VA (Vertical Alignment) panel that not only enhances color reproduction but also provides impressive viewing angles, making it perfect for multi-user environments.

The monitor's brightness level of up to 250 cd/m² allows for easy visibility even in well-lit rooms. Additionally, a static contrast ratio of 3000:1 ensures that dark scenes remain detailed and vibrant, enhancing the overall viewing experience.

Samsung has equipped the LS20BRCAS3/XSJ with several technologies aimed at reducing eye strain and improving comfort during extended use. One of these features is Flicker Free technology, which minimizes screen flicker, thus allowing users to work for longer periods without discomfort. In conjunction with Eye Saver Mode, this feature reduces blue light emissions, making it particularly beneficial for late-night work sessions.

Another notable characteristic is the variety of connectivity options. The monitor includes HDMI and D-Sub (VGA) ports, allowing users to easily connect it to various devices, ranging from laptops to desktop PCs. This versatility makes it a practical choice for both home and office settings.

Moreover, the LS20BRCAS3/XSJ boasts an adjustable stand, which allows users to modify the height and tilt of the monitor for better ergonomics. Proper adjustments can enhance comfort levels, preventing neck and back strain during prolonged usage.

In conclusion, the Samsung LS20BRCAS3/XSJ monitor combines essential features and smart technologies, making it a great choice for users looking for reliability and quality. With its combination of visual performance, eye comfort, and ergonomic design, this monitor stands out as an excellent option for both professional and casual use. Its affordability also ensures that it remains accessible, making high-quality display technology available to a wider audience.