User manual ACER P223W

[. . . ] 8 Connector Pin Assingment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Standard Timing Table. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 User controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 How to adjust a setting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 P223W SPECIAL NOTES ON LCD MONITORS The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES · Due to the nature of the fluorescent light, the screen may flicker during initial use. Turn off the Power Switch and then turn it on again to make sure the flicker disappears. · You may find slightly uneven brightness on the screen depending on the desktop pattern you use. [. . . ] Observe the following tips: · refrain from staying too long in one fixed posture · avoid slouching forward and/or leaning backward · stand up and walk around regularly to remove the strain on your leg muscles EN-3 P223W · · · · take short rests to relax your neck and shoulders avoid tensing your muscles or shrugging your shoulders install the external display, keyboard and mouse properly and within comfort able reach if you view your monitor more than your documents, place the display at the center of your desk to minimize neck strain Taking care of your vision Long viewing hours, wearing incorrect glasses or contact lenses, glare, excessive room lighting, poorly focused screens, very small typefaces and low-contrast displays could stress your eyes. The following sections provide suggestions on how to reduce eyestrain. · Give your eyes regular breaks by looking away from the monitor and focusing on a distant point. · Keep your head at a higher level than the top edge of the display so your eyes point downward when looking at the middle of the display. · Adjust the display brightness and/or contrast to a comfortable level for enhanced text readability and graphics clarity. · Eliminate glare and reflections by: · placing your display in such a way that the side faces the window or any light source · minimizing room light by using drapes, shades or blinds · using a task light · changing the display's viewing angle · using a glare-reduction filter · using a display visor, such as a piece of cardboard extended from the display's top front edge · Avoid adjusting your display to an awkward viewing angle. · Avoid looking at bright light sources, such as open windows, for extended periods of time. Developing good work habits Develop the following work habits to make your computer use more relaxing and productive: · Take short breaks regularly and often. ----------------------------------------------------------------------------------------------------Warning!If this is unavoidable, work for only short periods, take breaks regularly, and do some stretching exercises. ----------------------------------------------------------------------------------------------------For more information and help in recycling, please visit the following websites: Worldwide: http://global. acer. com/about/sustainability. htm EN-4 P223W UNPACKING Please check the following items are present when you unpack the box, and save the packing materials in case you will need to ship or transport the monitor in future. · LCD Monitor · 15-pin D-Sub Cable · DVI Cable (Only Dual-Input Model) · AC Power Cord · User Manual · Quick Start Guide EN-5 P223W Attaching / Removing the Base Install: Align the release button on the bottom of the monitor with the corresponding slots on the bottom of the base. Remove: Depress the release button as indicated first before removing the base and follow the arrow direction to remove it. SCREEN POSITION ADJUSTMENT In oder to optimize the best viewing position, you can adjust the tilt of the monitor by using both of your hands to hold the edges of the monitor as shown in the figure below. The monitor can be adjusted to 15 degrees up or 5 degrees down as indicated by arrow below. EN-6 P223W CONNECTING THE POWER CORD · Check first to make sure that the power cord you use is the correct type required for your area. · This monitor has a universal power supply that allows operation in either 100/120V AC or 220/240 V AC voltage area. · Plug one end of the power cord to the AC Inlet, plug another end to a proper AC outlet. · For unit using at 120 V AC: Use a UL Listed Cord Set, Type SVT wire and plug rated 10 A/125 V. · For unit using at 220/240 V AC (outside of U. S. ): Use a Cord Set consisting of H05VV-F cord and plug rated 10 A, 250 V. The cord set should have the appropriate safety approvals for the country in which the equipment will be installed. SAFETY PRECAUTION · · · · Avoid placing the monitor, or any other heavy object, on the power cord to avoid damage to the cable. Always put the monitor in a place where there is adequate ventilation. Avoid placing the monitor against a bright background or where sunlight or other light sources may reflect on the face of the monitor. [. . . ] Save user adjustment and OSD disappear. N/A N/A N/A N/A N/A Exit EN-19 P223W TROUBLESHOOTING Before sending your LCD monitor for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem. (VGA Mode) Problems Current Status Remedy LED ON · Using OSD, adjust brightness and contrast to maximum or reset to their default settings. Check if video signal cable is properly connected at the back of monitor. Check if the specification of graphics adapter and monitor is in compliance which may be causing the input signal frequency mismatch. [. . . ]