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The first thing is to check whether the same disc has the same problem in two optical drives of the same brand and model, if so, it means that it is a problem with the parameters of the disc itself, and the parameters of the disc itself are not good, which will lead to picking the optical drive.
If one of the same two optical drives can read and one cannot be read, it may be that your optical drive has aged and been replaced. The sound of the optical drive is generally due to the fact that it has been used too many times. Or the same disc used to be able to read but now can't be read, then you first have to look at the disc, to see if there are convex spots on the disc, concave spots, scratches and dirty marks and other problems, if not, you can change to a ** software, if you can't be sure:
One is the aging of the optical drive, and the other is that the disk has been used too many times, and the pit of the disk itself has been destroyed, which cannot be seen from the appearance of the disc.
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Optical drives that have been used for more than one year will have aging phenomena, especially for burning optical drives.
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Optical drives are consumables, and there will be problems in about 2 years, of course, it is commonly used!!
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If you use the drive for a long time or you use it too often, it may be aging. If the one you just bought has not yet reached the warranty period, find a dealer immediately.
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A fragile laser diode that can't be wiped will make you completely ruin your optical drive, and the intensity of the laser can only be adjusted by 5 degrees, and adjusting the intensity of the laser to 5 degrees too strong will destroy all the small capacitors and small resistors in the back of the optical head.
As mentioned upstairs, the optical drive is a consumable product, that is, you have not used it once, and it will break after a few years, and every time you turn on the computer, the optical drive will self-check, and the optical drive is also a kind of wear and tear on it.
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Remove it and wipe off the laser head with anhydrous alcohol, if it doesn't work, increase the laser intensity.
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Upstairs is absolutely wrong, anhydrous alcohol can only damage your laser head.
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After a long time, such a problem will arise. You can turn on the optical drive, clean up the bald head, if the effect is not obvious, you can raise the voltage of the bald head a little higher, and add the ability to read the disk. The overhang of the voltage is on the side of the bald head, and a small colored yellow screw.
If it doesn't work, buy a new one.
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Don't use alcohol, just wipe it with a lens cloth, and if it doesn't work, increase the laser intensity.
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To sum it up, it's pretty much the same :)
Both of your situations here are normal.
1. No matter what optical drive may appear, some disks do not respond after putting them in, it may be that the disk is not good, too flowery, too thin, too translucent, etc. The ability to read the disc of foreign brands of optical drives has never been good in China, because foreign countries are very pirated disks, and the quality of the base disk is ***. >>>More
Check that the jumper is set correctly.
The disc drive is picked.,My Toshiba is too.,Some disks have to be restarted to take them out.,Strive for a new one.,But it's not easy.。 >>>More
If the optical drive on the computer is polluted by dust, then the laser beam it emits will be relatively weakened, resulting in a decrease in the fault tolerance of the optical drive, and the intensity of the laser beam required for normal reading can not be reached, and sometimes even the normal disc can not be read, even if it is read, it will continue to automatically reduce the speed. The solution to this problem is to clean the laser head. There are generally two ways to clean the laser head, one is automatic cleaning, and the other is manual cleaning. >>>More
The preliminary judgment is that the bald head is broken.