If it's a TV that uses a projection lamp, then the lamp or ballast is going bad.
try connecting the laptop to a external monitor to rule out a general malfunction of the system. if once connected to a external monitor, the laptop works, then you should replace the screen.
press down & B when the screen turns black, then say "gotcha" into the mic.. works fine 4 me..
touch screen capacitive works by the capacitance differential between the screen and your finger wherever there is difference in capacitance on the screen is where you are touching and the screen knows what function you are trying to do depending on what is displayed on the screen.
the motor turns on
If there's sound but no picture. If the picture works but there are black shapes covering some of the picture (They'll probably look like cracks).
Because the computer screen works like a tv screen
The touch screen on a Garmin works by responding to pressure that is appllied to the screen.
how sound sensor work
To turn your screen 90 degress simply keep hold of CTRL-SHIFT then click backspace Then should rotate ur screen 90 degress however it ONLY works on windows vista ultimate dunno for XP or some of u lunitics have windows 98 i dont know for that ether
it works immediately
You touch it with your finger or a stylus.
u got to reset it hit A+B cosole off turn console and still holding A+B hold START + SELECT when the screen turns on all memory gone but it works again