User manual
 User Manual 
6.   LCD Troubleshooting 
6.1  The LCD does not function, the PC input is operational 
•  Ensure that the Power adaptor is securely plugged in at both ends and has power feed from 
the supply source; check that the Green led light is on on the adaptor unit 
•  Ensure the LCD is on by pressing the key 
•  Ensure that the LCD is pulled out past the micro switch threshold 
6.2  The message ‘Check Cable’ appears on the LCD 
•  The VGA cable input cable is not connected properly 
6.3  The message ‘No Sync’ appears on the LCD 
•  The message indicates that there is no input signals from the PC, make sure the PC is 
functioning and that the graphics card is installed correctly. 
6.4  The message ‘Signal out of Range’ appears on the LCD 
•  This message indicates that the input signal is beyond the LCD capability – The maximum 
resolution for the screen is 1024 x 768 at 75 Hz Check PC and Operating System output refer 
to step 4.0
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