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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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Mitsubishi VS-5071 projection TV (in a good shape) has no picture, but
receives sound fine. Nothing comes up. The tuner works but the menu (OSD) is not accessible. The tube filaments are lit up. Would the problem lie in the vertical circuits or the PiP module? Any ideas are greatly appreciated. Thanks. Mike. |
#2
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How many times are you going to post the question ?
What voltage measurements have you done so far ? let us know what trouble shooting you have done. kip wrote in message ups.com... Mitsubishi VS-5071 projection TV (in a good shape) has no picture, but receives sound fine. Nothing comes up. The tuner works but the menu (OSD) is not accessible. The tube filaments are lit up. Would the problem lie in the vertical circuits or the PiP module? Any ideas are greatly appreciated. Thanks. Mike. |
#3
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You only have to post your question once. It can take from a number of
minutes to several hours for a question to appear in the news groups systems. The post has to get distributed through many servers along the way. The information you are giving is much to vague to have any constructive answer. You would have to indicate the power supply output voltages, at their respective locations, if there are drives to the respective scan circuits, and other basic types of information. Going by your basic description, this can be a scan failure, or part of the power supply is defective, a bias problem at the CRT(s), and many other things. Your best bet would be to have a proper estimate done on the set, to determine if it is worth to have it serviced or not. Many of these types of faults are too complex for the average do-it-yourselfer to service. There are also some serious safety issues when working in these sets. -- Jerry G. ===== wrote in message ups.com... Mitsubishi VS-5071 projection TV (in a good shape) has no picture, but receives sound fine. Nothing comes up. The tuner works but the menu (OSD) is not accessible. The tube filaments are lit up. Would the problem lie in the vertical circuits or the PiP module? Any ideas are greatly appreciated. Thanks. Mike. |
#4
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Thanks for your respond.
Mike. |
#6
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Thanks for your respond.
Mike. |
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