Samsung LE20S51BU manual Power Saver, Troubleshooting Before Contacting Service Personnel

Troubleshooting: Before Contacting Service Personnel

In PC mode, the image is not stable and may appear to vibrate.

◆Check that the display resolution and frequency from your computer or video board is an available mode for your set. On your computer check: Control Panel, Display, Settings.

◆If the setting is not correct, use your computer utility programme to change the display settings.

Your set supports multiscan display functions within the following frequency domain:

	15”(LE15S51B)	20”(LE20S51B)	20”(LE20S51BU)
Horizontal	30~69	28~33	28~47
frequency(kHz)
Vertical frequency(Hz)	50~75	50~70	50~75
Maximum refresh rate	1024x768	640x480	800x600
(at 75Hz)

In PC mode, the image is not centred on	◆ Adjust the horizontal and vertical position.
the screen.

TFT LCD panel manufactured by using advanced semiconductor technology with precision of 1ppm(one millionth) above is used for this product. This is not from bad quality and you can use it without uneasiness.

For example, the number of TFT LCD sub pixels: LE15S51B - 2,359,296, LE20S51B - 921,600, LE20S51BU - 1,440,000

Power Saver

This set has a built-in power management system called PowerSaver. This system saves energy by switching your set into a low-power mode when it has not been used for a certain period of time.

The available modes are “On”, “Standby”, “Sleep”, and “Deep Sleep”. PowerSaver operates with a VESA DPMS compliant video card installed in your computer. You use a software utility installed on your computer to set up this feature.

State	Normal Operation	Power-Saving Function mode
		(EPA/NUTEK)
Horizontal Sync	Active	Inactive
Vertical Sync	Active	Inactive
Power Indicator	Off	Red, Blinking (1 sec interval)
Power Consumption	15” 40W, 20” 50W	Less than 3W

➣This set automatically returns to normal operation when horizontal and vertical sync are restored.

This occurs when you move the computer’s mouse or press any key on the keyboard.

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