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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
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Sony CD changer won't open
This is a long shot, but I've been impressed with the expertise on this
board.... I have a 10 or so year-old Sony CDP-C70 5 disc CD changer...it worked fine until I transported it to another location. Now the disc tray won't open (it normally extends out from the case to load the CD's). I took off the top and made sure nothing was jammed inside. Further, it won't even play a disc loaded into the space above the laser. Obviously something got messed up during transport, but nothing I can see....any clues? thanks |
#2
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"MJH" wrote in message ... This is a long shot, but I've been impressed with the expertise on this board.... I have a 10 or so year-old Sony CDP-C70 5 disc CD changer...it worked fine until I transported it to another location. Now the disc tray won't open (it normally extends out from the case to load the CD's). I took off the top and made sure nothing was jammed inside. Further, it won't even play a disc loaded into the space above the laser. Obviously something got messed up during transport, but nothing I can see....any clues? thanks Usually just have to take out the tray etc and mess around with the timing until it works. Pretty common. Mark Z. |
#3
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I agree that the problem is very likely to be mechanical. My initial
approach in a situation like this is to take it apart and put it carefully back together again. Before beginning, take careful notes of the position of screws, washers, and springs. Just the simple maneuver of taking apart and putting it back together again often resolves these problems. Good luck. |
#4
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"VCR Gymnast" wrote in message oups.com... I agree that the problem is very likely to be mechanical. My initial approach in a situation like this is to take it apart and put it carefully back together again. Before beginning, take careful notes of the position of screws, washers, and springs. Just the simple maneuver of taking apart and putting it back together again often resolves these problems. Good luck. Also take pictures, several of them, from different angles; and at each stage of disassembly...even a video wouldn't hurt. The last time this happened to me, a disk was left in the changer, it was powered up and the disk jammed the mechanism. A very small plastic piece was broken off which was supposed to trip a lever. It took a good deal of minute examination to discover. I realize that the OP stated that nothing was jammed inside, but the part about minute examination still pertains. He should manually run the changer through it's processes and thoroughly gain an understanding of how each part of the mech' relates to the others. OTOH, the first thing is to unseat and reseat all ribbon connectors..... jak |
#5
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And certainly you have checked the most common fault on a unit of ten years of age ? A sagging/slipping/or/ broken belt on the DC drive motor that
drives the support/carriage tray in and out. Considering that motor is heard running when you initiate a tray open/close switching. 73's de Edd |
#6
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"Edd Whatley" wrote in message ... And certainly you have checked the most common fault on a unit of ten years of age ? A sagging/slipping/or/ broken belt on the DC drive motor that drives the support/carriage tray in and out. Considering that motor is heard running when you initiate a tray open/close switching. 73's de Edd These Sony's use a gear-belt for the tray in / out drive. Never seen one go bad. It's probably a mech timing issue - someone grabbed the tray while it was running in / out. Mark Z. |
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