Hi, I have the above monitor and when its turned on the screen is an hourglass shape. I have searched everywhere but can't find the schematics for the damned thing!! so that I can isolate the problem. Anyone lend me a hand on this one???

Cheers it would be much appreciated.

check whether the programable oscillators such as the4508 those i.cs have 101 pins in total and are1 located ne1ar the microcontroller