Data CDs become a bit difficult for the player to read, but reading audio ones is comparatively a simpler task for it. Try a good number of audio CDs before starting off with the troubleshooting process. Do not think that your player is not working just because it cannot read a few CDs. Handle the electrical connections carefully. Important Things to Take Care of When Troubleshooting Problemsīe sure that you have some technical expertise before you start off with the troubleshooting process. Once the potentiometer finds itself back in its proper position, the player will be able to read the CDs that it was unable to read before. If you have sound knowledge about electrical and electronic appliances, the task is not difficult for you because you can check whether it starts working or not, without fixing it back into the cabinet every time, and handling it safely. In case it does not, then you have to rotate it again within the range.
This is a trial and error process, where you put the potentiometer at one position, and then check if the player can detect the CD. Move this potentiometer within a range of +/- 30 degree rotation. Now, attached to this board or somewhere nearby, you will find a small potentiometer. You will also see that there is a small circuit board. You will notice a CD tray with an arm operated by a motor, which moves the lens over the CD. Once you get through this process, you can have the player in front of you. Keep the screws in such a way that you can identify them when you are fixing the player back into its case. You have to unscrew each of the screws carefully. Getting it out from the case is a quite cumbersome task that requires a lot of patience. To start off with the troubleshooting process, you need to first remove the case of the CD player.
If it happens that you have tried innumerable number of CDs on your player, and it cannot detect or play back even a single one, then your CD head is probably misaligned. If in case, it still does not get powered up, change the power cable. Use the power cable for your player on a different power socket, and check if it is working or not. SolutionĬheck if it is getting proper power supply. It may happen that it may not get power, or the power that it receives is fluctuating. Use a proper CD head cleaner and clean the head very carefully, without applying any pressure and using a piece of cotton. Most of the time, this simple step helps you in restoring back your player back to its normal self. Moreover, if a display device is attached, then an error message may get displayed. You may get a sound that indicates that the CD is rotating inside the player, but the player is unable to read the tracks. The basic problem is that the CD head gets misaligned. However, without going into the functionalities with which they are designed, let us try to understand the problems with CD players and the troubleshooting procedures.
The data CDs that we run on computers will be able to play as computers can read them. But it is not necessary that the ordinary CD players that we use at our homes will be able to read data discs, as they were not built with these functionalities. The CDs that we try to play on our players can be anything, ranging from data to audio/video ones. This article has, thus, been written to help all those people who like to troubleshoot such problems themselves.Ī CD player is a device that we use to play compact discs. Sometimes one could buy an expensive high-end machine or a cheap supermarket brand, and they will have the same drive mechanism, laser, and spindle motor.Most of the electronic devices that we use are bound to face a number of problems as time goes by.
Mechanism - made by a small number of busy manufacturers in China and theįar East - tends to share the same design where a drive belt is utilisedįor the tray mechanism. This typical problem occurs on many CD players, because the CD drive Tray does not open and it was always due to the drive belt for the loading motor being worn out and slipping. One has to press the button a few times before the tray finally opens.īack in 1993 when I was repairing CD players I came across these problems where the Motor and the tray gear wheels however, the tray does not open. There is usually a whirring noise of the loading This typical problem occurs when you press the "Open" button to
Precise dismantling steps and the size of the replacement drive belt
You should of courseįirst consult the service manual for your particular model to find out the May apply to other models such as Marantz and Yamaha. The example CD player is a NAD T512, however, these generalized steps
This article shows how to repair a stuck CD player tray that will not