All posts tagged "amplifier repair"
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Fungus Attack And Failure Of Crystal Brought Back This Yamaha Receiver Amplifier RX-V485This Yamaha Amplifier had visited me in September, 2023 about which I have submitted a report here vide link provided: https://jestineyong.com/intermittent-on-off-problem-solved-in-yamaha-rx-v485-receiver-amplifier/ There was a comment by an expert which reads like this: Your dedication and hard work...
- Posted July 25, 2026
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Burst Caps And Burnt Resistors Found In This Unisound UB75E PA AmplifierThis was brought by a new customer with a request for an emergency restoration as there was a function in a nearby temple and this PA System was required. As you can see, the...
- Posted July 12, 2026
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Kenwood Amplifier Model KAC-629S – Dead but Now Repaired!I recently received a Kenwood amplifier (model KAC-629S) that was completely dead. The owner mentioned that another technician had already looked at it and replaced a blown 25A fuse. The amplifier worked for a few days before...
- Posted October 4, 2025
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Revisit Of MARANTZ PM75 Amplifier With Different ProblemsI request you all to see this link, in which I had reported about the first visit of this complicated, crudely designed amplifier with a hell of a lot of interconnecting wires....
- Posted September 7, 2025
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Crackling Noise In TEAC Amplifier Model AS-100 SolvedThis was one among the three antique sets brought by a new customer from a faraway distance, as a result of mouth-tomouth publicity! The complaint reported was that the left channel of the Amp was having loud...
- Posted August 30, 2025
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Dead Battery And Bulgy Cap Replaced In BOAT PARTYPAL60 Portable AmplispeakerThis was brought by a customer, to whom I had serviced and given a Sony 5.1 Speaker System long back. The complaint reported was that the charger port was not working and it...
- Posted August 2, 2025
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Simple Jobs In Two Amplifiers – JBL Libra 250 & Sonance Sonamp 260X3Occasionally we get blessings of simple problems in sets and these two were such, which interestingly came from two different customers on successive days. Both Amplifiers were of international repute and that...
- Posted July 26, 2025
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This Lovely Locally Assembled Amplifier Had Only A Minor ProblemThis amplifier was brought by a customer as per recommendation of another. The complaint was that the Sub-woofer was not working and one channel of the 5.1 Surround speaker systems was not working....
- Posted July 12, 2025
