User manual MEDION TFT DISPLAY MD 31522 PD

[. . . ] 22 Inch TFT Color Display Operating Instructions © 2007 All rights reserved. Trademarks: MS-DOS and Windows are registered trademarks of Microsoft . Pentium is a registered trademark of Intel . Other trademarks are the property of their respective owners. [. . . ] Pressing longer than 2 seconds will toggle the INPUT (VGA1 ­ VGA2 ­ DVI). When this key is pressed the OSD (ON screen display) starts on your TFT display Confirm you selection by pressing this key. With this key you can automatically adjust the image. With this switch you can switch the TFT display ON and OFF. Blue = Normal mode, Orange = Stand-by mode Increase Menu Auto Power Operation indicator CONTROLS 11 Setting the TFT Display You can set certain parameters for the TFT display on the OSD menu (ON screen display). How to operate the OSD menu 1. Select the options from the main menu with the function selection keys 3. Select the options from the sub-menu with the function selection keys 5. Set the desired value with the function selection keys / . / . Leaving the OSD menu To exit the OSD menu you have different possibilities: · · Choose Exit. The OSD vanishes from the display automatically, when you do not press any key on the display during the preset time interval (factory setting is 10 seconds). OSD Menu The main functions and adjustment possibilities using the OSD are explained on the next pages. (Ill. : OSD menu) Note The setting possibilities for the TFT display lead only to marginal changes due to this technology. 12 ENGLISH Brightness Adjust the overall image and background screen brightness. Contrast Adjust the image contrast in relation to the background. H. Position To move the picture image horizontally left or right. V. Position To move the picture image vertically up or down. H Size To increase or decrease the horizontal size of image. Phase To improve focus clarity and image stability. Color Select To adjust color temperature. Input To switch between DVI and VGA when using both connections. Reset Reset the currently highlighted control of the factory setting. Language Language selection of OSD. OSD H. Position Exit To exit the OSD. SETTING THE TFT DISPLAY 13 Saving Energy This display can be switched into various states of energy saving by the respective computer or operating system. This meets the current requirements for reduction of power consumption. The display supports the following states of low energy consumption: Status ON OFF Power Consumption < 60 W <2W Colour of the indicator Blue Orange Standby mode (approx. ) 6 seconds The display remains ­ depending on the operating system ­ in the state of low power consumption, until you press a button of the keyboard or move the mouse (if available). 6 seconds for the display to switch from standby mode to normal operation. 14 ENGLISH Service Troubleshooting If your TFT display should have problems please check if it is properly installed and plugged according to the information given in the "Start-Up" section beginning on page 6. If the problems cannot be solved, read the following chapter for possible solution. Finding the problem Many times, problems have simple causes. We would like to give you some tips to solve some common problems. Should these tips not help, please call us! Check Connections and Cables Start by carefully checking all cable connections visually. If the indicator lamps do not function, ensure that the TFT display and computer are properly connected to the line power. Troubleshooting No display on screen: Check: · · · · · · Check: · · · · · · · · · · · · · Signal cable pins. If pins are bent, please contact your service dealer. Signal cable pins: The plugs of the signal cable must rest securely in the sockets. [. . . ] Copying in mechanical, electronic and any other form without the written approval of the manufacturer is prohibited. Pixel Defects on TFTs (LCD-Displays) Active matrix TFTs (LCD) with a resolution of 1680 x 1050 pixel (WSXGA+), which are in turn composed of three sub-pixels each (red, green, blue), contain about 5. 3 million addressable transistors. Because of this very high number of transistors and their extremely complex production process occasionally defective or incorrectly addressed pixels or sub-pixels may occur. There have been several attempts in the past to define the acceptable number of defective pixels. But this can be difficult and varies widely between different manufacturers. [. . . ]