User manual ACER P225HQL

[. . . ] 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 P225HQL Information for your safety and comfort Safety instructions Read these instructions carefully. Follow all warnings and instructions marked on the product. CAUTION for plug as disconnecting device Observe the follwing guidelines when connecting and disconnecting power to the power supply unit: Install the power supply unit before connecting the power cord to the AC power outlet. [. . . ] · Gradually increase the volume until you can hear it clearly and comfortably and without distortion. · After setting the volume level, do not increase it afteryour ears adjust. · Turn the volume down if you can't hear people speaking near you. EN-2 P225HQL Product servicing Do not attempt to service this product yourself, as opening or removing covers may expose you to dangerous voltage points or other risks. Unplug this product from the wall outlet and refer servicing to qualified service personnel when: · the power cord or plug is damaged, cut or frayed · liquid was spilled into the product · the product was exposed to rain or water · the product has been dropped or the case has been damaged · the product exhibits a distinct change in performance, indicating a need for service · the product does not operate normally after following the operating instructions ----------------------------------------------------------------------------------------------------Note: Adjust only those controls that are covered by the operating instructions, since improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to normal condition. LCD Pixel Statement The LCD unit is produced with high-precision manufacturing techniques. Nevertheless, some pixels may occasionally misfire or appear as black or red dots. This has no effect on the recorded image and does not constitute a malfunction. Tips and information for comfortable use Computer users may complain of eyestrain and headaches after prolonged use. Users are also at risk of physical injury after long hours of working in front of a computer. Long work periods, bad posture, poor work habits, stress, inadequate working conditions, personal health and other factors greatly increase the risk of physical injury. Incorrect computer usage may lead to carpal tunnel syndrome, tendonitis, tenosynovitis or other musculoskeletal disorders. The following symptoms may appear in the hands, wrists, arms, shoulders, neck or back: · numbness, or a burning or tingling sensation · aching, soreness or tenderness · pain, swelling or throbbing · stiffness or tightness · coldness or weakness If you have these symptoms, or any other recurring or persistent discomfort and/or pain related to computer use, consult a physician immediately and inform your company's health and safety department. The following section provides tips for more comfortable computer use. Finding your comfort zone Find your comfort zone by adjusting the viewing angle of the monitor, using a footrest, or raising your sitting height to achieve maximum comfort. State ON Power Saving Mode LED Light Blue Amber The power saving states will be kept until a control signal has been detected or the keyboard or mouse is activated. The recovery time from Active OFF state back to ON state is around 3 seconds. DDC To make your installation easier, the monitor is able to Plug and Play with your system if your system also supports DDC protocol. The DDC (Display Data Channel) is a communication protocol through which the monitor automatically informs the host system about its capabilities, for example, supported resolutions and corresponding timing. The monitor supports DDC2B standard. EN-8 P225HQL CONNECTOR PIN ASSIGNMENT 15-Pin Color Display Signal Cable PIN NO. DESCRIPTION Red Green Blue Monitor Ground DDC-return R-Ground G-Ground B-Ground PIN NO. DESCRIPTION +5V Logic Ground Monitor Ground DDC-Serial Data H-Sync V-Sync DDC-Serial Clock EN-9 P225HQL 24-Pin Color Display Signal Cable PIN 1. 12. Meaning TMDS Data2TMDS Data2+ TMDS Data 2/4 Shield NC NC DDC Clock DDC Data NC TMDS Data1TMDS Data1+ TMDS Data 1/3 Shield NC EN-10 PIN 13. 24. Meaning NC +5V Power GND(return for +5V hsync. vsync) Hot Plug Detect TMDS Data0TMDS Data0+ TMDS Data 0/5 Shield NC NC TMDS Clock Shield TMDS Clock+ DDC TMDS Clock- P225HQL Standard Timing Table To reduce the need for adjustment for different modes, the monitor has default setting modes that are most commonly used as given in the table below. For optimum adjustment, the user is suggested to perform the Auto Setup under Windows "Full Screen" pattern or using the pattern in the floppy disk provided. When none of the mode is matched, the user can store their preferred modes in the user modes. · P/X Series OSD behave When user press "MENU" button on front bezel A B A. [. . . ] Set the color temperature to cool white. User /Green User /Blue N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Suomi Nederlands Pyccknn Deutsch Francais Espanol Italiano English Multi-language selection. EMEA version OSD only EN-16 P225HQL Main Menu Icon Sub Menu Icon Sub Menu Item H. Position OSD Timeout N/A N/A N/A N/A Analog Digital (only DualInputModel) DDC/CI Information Description Adjust the horizontal position of the OSD. Select input signal from analog (D-Sub) Select input signal from digital(DVI) (only Dual-Input Model) Turn ON/OFF DDC/CI support Show the resolution, H/V frequency andinput port of current input timing. Clear each old status of Autoconfigurationand set the color temperature to Cool. [. . . ]