Questions & Answers for: ViewSonic Optiquest high pitched sound

My Princeton VL1919 has built in speakers, no sound Since I moved and set up my computer and monitor I have not had sound. I have a manual whice give unclear instructions on how to turn on the sound. ...

...a second or two. This repeats every minute or so. That is a faulty inverter. The inverter is an high voltage board that supply power to the back light lamp. In your case it is faulty and it is ...

no sound I have no sound on my Q7. It was given to me and I have no disc. Can I download? Try download the latest drivers here http://driverscollection.com/?file_cid=39034523220f6270541d76bb076

...high pitched sound from the back of the monitor, especially louder when there was a lot of black or dark colors on the screen. I've recently realized that if you have lots of darks or blacks when ...

...located and failed, replace it and energize the monitor. If the fuse fails immediately, you have a High Voltage power supply short and the monitor is scrap. It will cost more to replace the power ...

I recently bought a Windows 7 64 bit PC. I have Optiquest monitor with built-in speakers. The sound was working fine and then it stoppped. I tried stand-alone speakers, then anoither monitor with ...

all of a sudden, no sound no sound First, we need to find out if the problem is in the monitor amplifier or in the PC sound card. Try feeding the monitor with MP3 player first, if you do not get sound

The built-in speakers no longer work. The icons register volume changes, but there is absolutely no sound at all. You need to feed it with another sound source such as a MP3 player to see if it works,

...make you a set of caps for you. Or www.digikey.com just make sure to use caps with low ESR, 105c, high ripple current, long life rating such as PANASONIC FM or FC

...then it emits a high pitched sound and turns off. any suggestions? Sounds like you may have broke at least one of the lamps . The high pitch sound you are hearing is the high voltage that goes to it