User manual ACER D240H

[. . . ] This equipment generates, uses and can radiate radio frequency energy, and if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: 1. Reorient or relocate the receiving antenna. [. . . ] You may find slightly uneven brightness on the screen depending on the desktop pattern you use. The LCD screen has effective pixels of 99. 99% or more. It may include blemishes of 0. 01% or less such as a missing pixel or a pixel lit all of the time. Due to the nature of the LCD screen, an afterimage of the previous screen may remain after switching the image, when the same image is displayed for hours. In this case, the screen is recovered slowly by changing the image or turning off the Power Switch for hours. BEFORE YOU OPERATE THE MONITOR FEATURES · · · · · · · 48cm(19") TFT Color LCD Monitor Crisp, Clear Display for Windows Recommened Resolutions: 1280 X 1024 @60Hz EPA ENERGY STAR® Dual Input (DVI + Analog) (Only Dual-Input Model) Ergonomic Design (TCO'99 Approved) Space Saving, Compact Case Design CHECKING THE CONTENTS OF THE PACKAGE The product package should include the following items: 1. LCD Monitor Owner's Manual Power Cord 15-pin D-Sub Cable DVI Cable (only Dual-Input Model) Audio Cable 3 INSTALLATION INSTRUCTIONS Support Frame Do not perform a pulling or plugging action when the display is under slanting status to prevent the display from ejecting. Pull out the pin from the display support frame as per the figure and then adjust the height. Note that upon pulling out the pin, erect the machine on the table to prevent the top part of the display from ejecting. Make sure that the power cord is the correct type required in your area. This LCD monitor has an External universal power supply that allows operation in either 100/120V AC or 220/240V AC voltage area (No user adjustment is required. ) 3. Connect the AC-power cord into your LCD monitor's DC-power-input. The AC-power cord may be connected to either a wall power outlet or the power outlet socket on your PC, depending on the type of power cord supplied with your LCD monitor. 2. /Auto Adjust button / Exit: When OSD menu is in active status, this button will act as EXIT-KEY (EXIT OSD menu). When OSD menu is in off status, press this button for 2 seconds to activate the Auto Adjustment function. The Auto Adjustment function is used to set the HPos, VPos, Clock and Focus. NOTES · Do not install the monitor in a location near heat sources such as radiators · · · or air ducts, or in a place subject to direct sunlight, or excessive dust or mechanical vibration or shock. Save the original shipping carton and packing materials, as they will come in handy if you ever have to ship your monitor. For maximum protection, repackage your monitor as it was originally packed at the factory. To keep the monitor looking new, periodically clean it with a soft cloth. Stubborn stains may be removed with a cloth lightly dampened with a mild detergent solution. Never use strong solvents such as thinner, benzene, or abrasive cleaners, since these will damage the cabinet. As a safety precaution, always unplug the monitor before cleaning it. 8 HOW TO ADJUST A SETTING 1. Press the MENU-button to activate the OSD window. Press < or > to select the desired function. [. . . ] It allows the monitor to inform the host system of its identity and, depending on the level of DDC used, communicate additional information about its display capabilities. The communication channel is defined in two levels, DDC1 and DDC2B. The DDC1 is a unidirectional data channel from the display to the host that continuously transmits EDID information. The DDC2B is a bidirectional data channel based on the I²C protocol. [. . . ]