View Sharp 66GS-62 (serv.man21) Technical Bulletin online
Lines at the top of the picture can be caused by corruption of the memory, check and set the NVM locations as follows.
The fault can also happen if the +25V is low to the vertical flyback circuit or if there is a fault in the vertical, reducing the
This normally occurs when using a Nintendo 64, Dreamcast or Sega Saturn games console through the SCART
connector, although the problem has been experienced on off-air broadcasts. Replace the EPROM with the part
number shown below. This new version of software is designated H1-03X11 (written on the top of the IC).