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DVD Player Thinks It's A CD Player. Help!


The side beams created by the diffraction grating are positioned forward and back of the main beam straddling the track of pits being followed (not directly on either side as shown I gave it to my brother who used it for almost 2 years afterward. For commercial or professional audio recording, the process starts with pre-filtering to remove frequencies above about 20 kHz followed by analog-to-digital conversion, usually at a sampling rate of 48 K samples/second Some of these use what are known as "hologram lasers" (a designation perhaps coined by Sharp Corporation). http://webtrekkie.com/dvd-player/dvd-player-versus-a-pc-dvd-player.php

If you can get the end of a Q-tip under the lens and you can lift it up slightly, insert another alcohol-moistened swab underneath and clean off the turning mirror (looks Copy and paste the following URL into the search box: http://www.magnavox.com/electreference/electreference.html The earliest (Nov 09, 1996) archive seems to be the most complete. The primary differences between these types will relate to how the disc is loaded - portables usually are top loaders without a loading drawer or tray: However, as a result of Flag Permalink This was helpful (0) Collapse - Re: no install cd's for what?

How To Fix A Dvd Player That Says No Disc

Transcripción La transcripción interactiva no se ha podido cargar. Anuncio Reproducción automática Si la reproducción automática está habilitada, se reproducirá automáticamente un vídeo a continuación. The tracking actuator moves the coil in and out with respect to the disc center. This could be related to the speakers and not the main unit of your audio system.

Ask Your Own Car Electronics Question Customer: replied3 years ago. CD players, despite the astonishing precision of the optical pickup are remarkably robust. Credentials confirmed by a Fortune 500 verification firm. How To Fix A Dvd Player That Won't Spin From here it gets messy.

Examine all gears and observe the electric motors for any burn marks or damage. How To Repair Dvd Player Not Reading Disc Inow understand why it said no disk is because it was running half speed in stead off full soead to read the disk bonzo Top Log in or register to post The other two, I can hear the machine trying to work, and the disc is turning, but the "no disc" displays. http://www.techlore.com/forum/thread/12629/dvd-player-says-no-disc Consider that the phonograph stylus is electromechanical.

This has going on for a year, so I get some use still. How To Fix A Cd Player That Says No Disc Make sure all channel (speaker) connections are solid and make good contact. You need to remove the old dirty grease first. Thank you Top Log in or register to post comments Fri, 08/22/2014 - 16:53 Permalink sue0033 I shook it real good and it I shook it real good and it started

  1. Fixed permanent magnets provide the magnetic fields which the coils act upon.
  2. Reply Leave a Reply Cancel reply Your email address will not be published.
  3. It won't read a cleaner disk either.
  4. Preview post Submit post Cancel post You are reporting the following post: DVD drive thinks it's a CD drive This post has been flagged and will be reviewed by our staff.
  5. However, in their continuing effort to improve the design, reduce the size and mass, and cut costs, the manufacturers have produced modern pickups with remarkably few distinct parts.
  6. I’ve never actually used this method but I have heard it works well.
  7. Without these, a CD player using 1960's technology would be the size of dishwasher!
  8. A diffraction grating splits the beam into a main beam and two (first order) side beams. (The higher order beams are not used).
  9. Some computer printed discs may use water soluble ink-jet inks; sometimes a protective finish is applied over top (it may even be ink-jet printed on top).
  10. Washing under running water is fine as well.

How To Repair Dvd Player Not Reading Disc

Laserdisc players and optical disk storage units have much in common with CD players with respect to the mechanical components and front-end electronics. https://www.repairfaq.org/sam/cdfaq.htm In short, while details varied, the overall construction was very similar to the diagram and description given in the section: CD optical pickup operating principles. How To Fix A Dvd Player That Says No Disc For CD audio - 1X speed - this CLV is about 1.2 meters per second. (It really isn't quite constant due to non constant coding packing density and data buffering but Portable Dvd Player Not Reading Disc Now when I click on it in My Computer it says "CD drive" in the Details panel.

Newer types have far fewer individual parts combining and eliminating certain components without sacrificing performance (which may even be better). weblink If not, then continue with the instructions. I took the cover off the carriage, be very careful with this part as you could easily do serious damage. Information on a CD is recorded at a Constant Linear Velocity - CLV. How To Fix A Portable Dvd Player That Says No Disc

Parts costs are often grossly inflated as well - possibly due to a deliberate effort on the part of manufacturers to discourage repair of older equipment. Cleaned the lens with nail polish remover and it works great. More info needed to help you as right now you are not up the creek yet. http://webtrekkie.com/dvd-player/dvd-player-or.php However, for pure non-greasy dust (no tobacco smoke and no cooking grease), they may not hurt and could even do a good enough job to put off a proper cleaning for

All based on the reflection of a fraction of a mW of invisible laser light! Philips Portable Dvd Player Says No Disc CD Digital Audio Technology General Introduction to CD Technology Information on a compact disc is encoded in minute 'pits' just under the label side of the CD. Laser beams remain fairly parallel, no?

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I used some old Radio Shack belt dressing I had with a Q-Tip and wiped a little on the flat side of the rubber plate. In fact, modern CD players often don't even have any of these adjustments - the components of the optical pickup are aligned at the factory and then fixed in place with Here's where it gets weird: "Third-party DVD burning programs all recognize this drive for what it is and it works fine," she says. Philips Portable Dvd Player Not Reading Disc The CD pressing is then aluminum coated in a vacuum chamber and the label side is spin-coated with a protective plastic resin and printed with the label.

Pitch (in the music sense) is determined by the data readout clock - a crystal oscillator usually which controls the D/A and LSI chipset timing. Nearly everything in a portable (and most CDROM drives for that matter though this is not quite as bad) is itty-bitty surface mount components. I played all the disc and they all played fine. http://webtrekkie.com/dvd-player/dvd-player.php I have a Panasonic SAHT95 Home Theater System.

See the sections: "Parts of a CD Player or CDROM Drive" and "Startup Problems" for more information on the components and operation of the optical pickup and descriptions and photos of I hope this helps some of your issues. Apply silicone grease to moving parts. Flag Permalink This was helpful (0) Collapse - Re: DVD drive thinks it's a CD drive by Rissa / November 10, 2004 5:13 AM PST In reply to: Re: DVD drive

And disc height from player to player isn't that precise either. Same this as with the original pickup. Replacing the belt is an easy and cheap fix. Modern CDROM drives with specs that sound too good to be true (and are) may run at constant angular speed achieving their claimed transfer rate only for data near the outer

Expert: Aric replied3 years ago. Thus, the reflected beam is 180 degrees out of phase with incident beam. The first step is to try a new cable and connection port on the motherboard to see if that fixes your problem. However, since nearly all CDROM drives are capable of playing music CDs, much can be determined about the nature of a problem by first testing a CDROM drive with a music

Usually, the lubricant has either dried up, or more likely, it has become dusty or gritty, and the parts aren't moving the way they should. I bought it brand new and the disk have no scratches on them, I've transferred disks 1-most of 15 to itunes without any problems with sound. Dane Boe 3.393.416 visualizaciones 1:33 puesta a tiempo mecanismo tipo escalera panasonic Cr16 (5 cds) - Duración: 10:41. So, if you bought a disc on the other side of the world and it doesn't work at home, thank the lawyers..... You can often repair a CD player which

Here is an example of fixing a Sony model.