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AOC E2237fwh User Manual

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     51
    Troubleshoot 
     
    Problem & Question  
    Possible Solutions 
     
     
    Power LED Is Not ON  
    Make sure the power button is ON and the Power Cord is properly connected 
    to a grounded power outlet and to the monitor.   
     
     
     
     
     
     
     
     
     
     
    No images on the screen  
    Is the power cord connected properly? 
    Check the power cord connection and power supply. 
    Is the cable connected correctly? 
    (Connected using the D-sub cable) 
    Check the DB-15 cable connection.    
    (Connected using the DVI cable) 
    Check the DVI cable connection.  
    * DVI input is not available on every model. 
    If the power is on, reboot the comput er to see the initial screen (the login 
    screen), which can be seen. 
    If the initial screen (the login screen) ap pears, boot the computer in the 
    applicable mode (the safe mode for Windows ME/XP/2000) and then change 
    the frequency of the video card. 
    (Refer to the Setting t he Optimal Resolution) 
    If the initial screen (the login screen) d oes not appear, contact the Service 
    Center or your dealer. 
    Can you see "Input Not Supported" on the screen? 
    You can see this message when the signal from the video card exceeds the 
    maximum resolution and frequency that the monitor can handle properly. 
    Adjust the maximum resolution and fr equency that the monitor can handle 
    properly. 
    Make sure the AOC Monitor Drivers are installed. 
     
    Picture Is Fuzzy & Has 
    Ghosting Shadowing Problem     
    Adjust the Contrast and Brightness Controls.   
    Press to auto adjust.   
    Make sure you are not using an ext
    ension cable or switch box. We 
    recommend plugging the monitor directly to the video card output connector 
    on the back .   
     
    Picture Bounces, Flickers Or 
    Wave Pattern Appears In The 
    Picture  Move electrical devices that may cause electrical interference as far away 
    from the monitor as possible.   
    Use the maximum refresh rate your monitor is capable of at the resolution 
    your are using.   
     
    						
    							
     
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    Monitor Is Stuck In Active 
    Off-Mode 
     
    The Computer Power Switch should be in the ON position.   
    The Computer Video Card should be snugly fitted in its slot.   
    Make sure the monitor's video cable is properly connected to the computer. 
    Inspect the monitor's video cable and make sure no pin is bent.   
    Make sure your computer is operational by hitting the CAPS LOCK key on 
    the keyboard while observing the CAPS 
    LOCK LED. The LED should either 
    turn ON or OFF after hitting the CAPS LOCK key.   
     
    Missing one of the primary 
    colors (RED, GREEN, or 
    BLUE)   
    Inspect the monitor's video cable and make sure that no pin is damaged.   
    Make sure the monitor's video cable is properly connected to the computer. 
     
    Screen image is not centered 
    or sized properly 
     
    Adjust H-Position and V-Position or press hot-key (AUTO).   
     
    Picture has color defects 
    (white does not look white) 
     
    Adjust RGB color or select desired color temperature.   
     
    Horizontal or vertical 
    disturbances on the screen  
    Use Windows 95/98/2000/ME/XP sh
    ut-down mode Adjust CLOCK and 
    FOCUS.  
    Press to auto-adjust.   
     
    						
    							
     
     53
    Specification 
    General Specification 
    LCD Panel   
    Model number   e2237Fwh 
    Driving system   TFT Color LED   
    Viewable Image Size 54.7 cm 
    Pixel pitch   0.248(H)x0.248(V)mm  
    Video  R, G, B Analog lnterface & Digital Interface 
    Separate Sync.   H/V TTL 
    Display Color   16.7M Colors   
    Dot Clock   170 MHz   
    Resolution  
    Horizontal scan range   30 kHz - 80 kHz 
    Horizontal scan 
    Size(Maximum)  476.64mm 
    Vertical scan range   55 Hz - 75 Hz   
    Vertical scan 
    Size(Maximum)  268.11mm 
    Optimal preset resolution 1920 x 1080 (60 Hz) 
    Highest preset resolution 1920 x 1080 (60 Hz)   
    Plug & Play   VESA DDC2B/CI   
    Input Connector   D-Sub 15pin & DVI-D & HDMI 19-pin  
    Input Video Signal   Analog: 0.7Vp-p(standard), 75 OHM, Positive & DVI-D Digital 
    Interface (TMDS), HDMI   
    Power Source   100~240VAC, 50/60Hz   
    Power Consumption   On(typ):  
    						
    							
     
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    Preset Display Modes 
     
    Standard  Resolution H. Frequency (kHz) V. Frequency (kHz) 
    VGA 640x480@60Hz 31.469 59.94 
     640x480@72Hz 37.861 72.809 
     640x480@75Hz 37.5 75 
    SVGA 800x600@56Hz 35.156 56.25 
     800x600@60Hz 37.879 60.317 
     800x600@72Hz 48.077 72.188 
     800x600@75Hz 46.875 75 
    XGA 1024x768@60Hz 48.363 60.004 
     1024x768@70Hz 56.476 70.069 
     1024x768@72Hz 57.669 71.996 
     1024x768@75Hz 60.023 75.029 
    SXGA 1280x1024@60Hz 63.981 60.02 
     1280x1024@70Hz 74.882 69.853 
     1280x1024@72Hz 63.981 60.02 
     1280x1024@75Hz 79.976 75.025 
    WXGA 1440x900@60Hz 55.935 55.887 
    WSXGA 1680x1050@60Hz 65.29 59.95 
    *** 1152x864@75HZ 67.5 75 
     1280x960@60HZ 60 60 
    WUXGA 1920x1080@60HZ 67.5 59.934 
    IBM-MODE DOS 720x400@70Hz 31.469 70.087 
    MAC MODE VGA 640x480@67Hz 35 66.667 
    MAC MODE 
    SVGA 832x624@75Hz 49.725 74.551 
     
    						
    							
     
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    Pin Assignments 
     
     
     
    Pin Number 15-Pin Side of the Signal Cable 
    1 Video-Red 
    2 Video-Green 
    3 Video-Blue 
    4 N.C. 
    5 Detect Cable 
    6 GND-R 
    7 GND-G 
    8 GND-B 
    9 +5V 
    10 Ground 
    11  N.C. 
    12 DDC-Serial data 
    13 H-sync 
    14 V- s yn c  
    15 DDC-Serial clock 
     
     
    						
    							
     
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    Pin No. Signal Name Pin No. Signal Name Pin No. Signal Name 
    1 TMDS Data 2- 9 TMDS Data 1- 17 TMDS Data 0- 
    2 TMDS Data 2+ 10 TMDS Data 1+ 18 TMDS Data 0+ 
    3 TMDS Data 2/4 Shield 11  TMDS Data 1/3 Shield 19 TMDS Data 0/5 Shield
    4 TMDS Data 4- 12 TMDS Data 3- 20 TMDS Data 5- 
    5 TMDS Data 4+ 13 TMDS Data 3+ 21 TMDS Data 5+ 
    6 DDC Clock 14 +5V Power 22 TMDS Clock Shield 
    7 DDC Data 15 Ground(for+5V) 23 TMDS Clock + 
    8 N.C. 16 Hot Plug Detect 24 TMDS Clock - 
     
    						
    							
     
     57
    Plug and Play 
    Plug & Play DDC2B Feature 
     
    This monitor is equipped with VESA DDC2B capabilities according to the VESA DDC STANDARD. 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 DDC2B is a bi-directional data channel based on the  I2C protocol. The host can request EDID information over 
    the DDC2B channel.
     
    						
    							
     
     58
    Regulation 
    FCC Notice 
     
    FCC Class B Radio Frequency Interference Statement WARNING: (FOR FCC CERTIFIED MODELS) 
     
    NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to 
    Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference 
    in a residential installation. This equipment generates, us es 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 inte rference will not occur in a particular installation. If this equipment does 
    cause harmful interference to radio or television receptio n, which can be determined by turning the equipment off 
    and on, the user is encouraged to try to correct the in terference by one or more of the following measures: 
     
    Reorient or relocate the receiving antenna.   
    Increase the separation between the equipment and receiver.   
    Connect the equipment into an outlet on a circuit differ ent from that to which the receiver is connected.   
    Consult the dealer or an experienced radio/TV technician for help.   
     
     
    NOTICE : 
     
    The changes or modifications not expressly approved by the  party responsible for compliance could void the user's 
    authority to operate the equipment.   
    Shielded interface cables and AC power cord, if any, must  be used in order to comply with the emission limits.   
    The manufacturer is not responsible for any radio or TV  interference caused by unauthorized modification to this 
    equipment. It is the responsibilities of the user to correct su ch interference. It is the responsibility of the user to 
    correct such interference.
     
    						
    							
     
     59
    WEEE Declaration 
    Disposal of Waste Equipment by Users in Private Household in the European Union.   
     
     
    This symbol on the product or on its packaging indicates t hat this product must not be disposed of with your other 
    household waste.Instead, it is your responsibility to dis pose of your waste equipment by handing it over to a 
    designated collection point for the recycling of waste electrical and electronic equipment.The separate collection 
    and recycling of your waste equipment at the time of disposal will help to conserve natural resources and ensure 
    that it is recycled in a manner that  protects human health and the environment. For more information about where 
    you can drop off your waste equipment for recycling, pleas e contact your local city office, your household waste 
    disposal service or the shop where you purchased the product . 
     
     
    
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
    						
    							
     
     
    60
    EPEAT Declaration 
     
    EPEAT is a system to help purchasers in the public an d private sectors evaluate, compare and select desktop 
    computers, notebooks and monitors based on their environmental attributes . EPEAT also provides a clear and 
    consistent set of performance criteria  for the design of products, and provides an opportunity for manufacturers to 
    secure market recognition for efforts to reduce the environmental impact of its products.   
     
     
    AOC believes in protecting the environment. 
    With a key concern for the conservation of natural resources, as well as land fll protection, AOC announces the 
    launch of AOC monitor’s packaging recycling program. This  program is designed to help you discard of your 
    monitor carton and  fller materials properly. If a local recycling center is not available, AOC will recycle the 
    packaging material for you, including foam  fller and carton. AOC Display solution will only recycle AOC monitor 
    packaging. Please refer to the following website address: 
     
    Only for North and South American, excluding Brazil: 
    http://us.aoc.com/about/environmental_impact
     
     
    For Germany:   
    http://www.aoc-europe.com/en/service/tco.php
     
     
    For Brazil:   
    http://www.aoc.com.br/2007/php/index.php?req=pagina&pgn_id=134
     
    						
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