Why does my computer make a loud whirring sound when I insert a DVD?
Many PCs, however, still have some flavor of CD or DVD drive. Ordinarily, an optical drive makes a loud whirring sound when you insert a disc, because the drive spins the disc up to speed in order to read the data.
Can a bad ground connection cause an electrical problem?
An electrical problem can often be traced to a single source: a bad ground connection. A bad ground can cause noise in an audio system, make electric fuel pumps run hot or produce low pressure, and make electronic engine controls do weird things.
Why does my TV have a bad picture?
The quality obtained from DVD discs recorded on home DVD recorders often varies due to different quality settings being used on the recorders. Picture quality from VHS tapes often appears to be significantly worse than other sources, symptoms often include grainy and watery picture. Reset your TV to the factory defaults.
What can you do with a faulty electrical system?
You can use it to locate faulty wiring, test electrical components, engine sensors, ignition and fuel systems and starting/charging system voltage.
What causes a DVD drive to not work?
When the same problem occurs, again consider the following two problems. Mechanical problems – Though not that common with DVD drives, but it is worth not ruling it out. Dirt, dried up lubrication, damaged parts are the main cause of mechanical problems that is associated with DVDs.
What can cause damage to sensitive electronic equipment?
Damage can occur, especially to sensitive electronic equipment. If you notice a sustained weird dimming of lights in one part of the home and lights burning brighter than normal in another part, this is one possible cause. The other possibility is a similar situation occurring to the home’s whole system when the Main neutral is bad.
Why does my car have so many electrical problems?
Every time you start to experience many malfunctions at the same time, there is a good chance a SAM module or control unit is defective. These units don’t fail for no reason. Typically they fail if water or condensation reaches the module or the electrical connects. Another item you want to check out is the car battery.
Why is my MB medic having electrical problems?
The plug is designed to allow any water to drain. The rubber plug can easily get clogged by dirt and trash. In this case removing the Keyless Go module resolved all the mystery issues we were experiencing with the exception of the Keyless Go. You can try to salvage the old module by drying it but there is no guarantee it will work.