User’s Manual21ERROR MESSAGE & POSSIBLE SOLUTIONS CABLE NOT CONNECTED:1. Check that the signal-cable is properly connected, if the connector is loose, tighten theconnector’s screws.2. Check the signal-cable’s connection pins for damage. INPUT NOT SUPPORT :Your computer has been set to unsuitable display mode, set the computer to display mode givenin the following table.FACTORY PRESET TIMING TABLE:MODE RESOLUTIONHORIZONTALFREQUENCY(KHz)VERTICALFREQUENCY(Hz)HE195 HE196 HE2251 640×400 @70Hz 31.469 70.087 ▲ ▲ ▲2 640×480 @60Hz 31.469 59.940 ▲ ▲ ▲3 640×480 @70Hz 36.052 70.004 ▲ ▲ ▲4 640×480 @67Hz 35.000 66.667 ▲ ▲ ▲5 640×480 @72Hz 37.861 72.809 ▲ ▲ ▲6 640×480 @75Hz 37.500 75.000 ▲ ▲ ▲7 720×400 @70Hz 31.469 70.087 ▲ ▲ ▲8 800×600 @56Hz 35.156 56.250 ▲ ▲ ▲9 800×600 @60Hz 37.879 60.317 ▲ ▲ ▲10 800×600 @72Hz 48.077 72.188 ▲ ▲ ▲11 800×600 @75Hz 46.875 75.000 ▲ ▲ ▲12 832×624 @75Hz 49.725 75.000 ▲ ▲ ▲13 1024×768 @60Hz 48.363 60.004 ▲ ▲ ▲14 1024×768 @70Hz 56.476 70.069 ▲ ▲ ▲15 1024×768 @75Hz 60.023 75.029 ▲ ▲ ▲16 1152×870 @75Hz 68.681 75.062 ▲ ▲ ▲17 1152×864 @75Hz 67.500 75.000 ▲ ▲ ▲18 1280×720 @60Hz 45.000 60.000 ▲ ▲ ▲19 1280×960 @60Hz 60.000 60.000 ▲ ▲ ▲20 1280×960 @75Hz 74.592 74.443 ▲ ▲21 1280×768 @60Hz 47.776 59.870 ▲ ▲ ▲22 1280×768 @75Hz 60.289 74.893 ▲ ▲ ▲23 1280×1024 @60Hz 63.981 60.020 ▲ ▲24 1280×1024 @75Hz 79.976 75.025 ▲25 1360×768 @60Hz 47.712 60.015 ▲ ▲ ▲26 1366×768 @60Hz 47.852 59.964 ▲