User manual ACER X223HQ

[. . . ] Do not allow anything to rest on the power cable, and keep the cable away from where people could trip over it. · To avoid electric shock, never touch the inside of the monitor. · Be sure to hold the plug, not the cable, when disconnecting the monitor from an electrical outlet. · Openings in the monitor cabinet are provided for ventilation. [. . . ] 7 Safety precaution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Cleaning your monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Power saving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 DDC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Connector Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Standard Timing Table. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 User controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 How to adjust a setting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 X223HQHQW 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. 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. EN-1 X223HQHQW Information for your safety and comfort Safety instructions Read these instructions carefully. · LCD Monitor · D-Sub Cable · DVI Cable (Only Dual-Input Model) · AC Power Cord · User Manual · Quick Start Guide X223HQHQW LCD Monitor EN-5 X223HQHQW 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 X223HQHQW 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. Refrain from giving shock or scratch to the screen, as screen is fragile. · · CLEANING YOUR MONITOR Please carefully follow the below guidelines when cleaning the monitor. [. . . ] 3. Empowering / Exit: 1) When OSD menu is in active status, this button will act as EXIT-KEY(EXIT OSD menu). 2) When OSD menu is in off status, press this button to select scenario mode. 4. Auto Adjust button / Exit: 1)When OSD menu is in active status, this button will act as EXIT-KEY (EXIT OSD menu). 2)When OSD menu is in off status, press this button for 2 seconds to activate the AutoAdjustment function. The Auto Adjustment function is used to set the HPos, VPos, Clock and Focus. [. . . ]