Guia de Reparo de Fonte de Som LG CJ87, CL87, CJ88, CL88, CJ98 e outros modelo

I teach the procedures for analyzing the power supply of LG mini systems compatible with models CJ87, CJ88, CJ98, CL87, CL88 and other similar models. Repair Guide in PDF: https://drive.google.com/file/d/1O5zx... 👆🏼Download the file at this link LG sound system repair tips showing where to measure with a multimeter, useful for the following defects: does not turn on, turns on but no sound, power supply shutting down, amplifier shutting down, no PFC, no voltage to the amplifier.

The board on this LG CL87 sound system surprised me: Analysis and repair of the device
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The board on this LG CL87 sound system surprised me: Analysis and repair of the device

A Fault Finding Masterclass? No3 : Dead SMPS Repair in an Altea Class D Active Speaker
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A Fault Finding Masterclass? No3 : Dead SMPS Repair in an Altea Class D Active Speaker

COMO ELIMINAR RUIDO ELÉTRICO DE LÂMPADAS - FILTRO CASEIRO COM ESQUEMA ELÉTRICO
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COMO ELIMINAR RUIDO ELÉTRICO DE LÂMPADAS - FILTRO CASEIRO COM ESQUEMA ELÉTRICO

LG XBOOM RNC5 não ligava – veja o que encontrei!
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LG XBOOM RNC5 não ligava – veja o que encontrei!

DEAD SWITCHING POWER SUPPLY: HOW TO SOLVE PROBLEMS IN THE PRIMARY OF SWITCHING POWER SUPPLY? #swi...
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DEAD SWITCHING POWER SUPPLY: HOW TO SOLVE PROBLEMS IN THE PRIMARY OF SWITCHING POWER SUPPLY? #swi...

Faulty Switching Power Supply: Complete Repair in Practice
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Faulty Switching Power Supply: Complete Repair in Practice

LG Inverter Mini Split PCB Was Completely Dead… Can I Fix It?
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LG Inverter Mini Split PCB Was Completely Dead… Can I Fix It?

DICAS DE REPARO : FONTE CHAVEADA
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DICAS DE REPARO : FONTE CHAVEADA

I fixed three speakers at the same time.
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I fixed three speakers at the same time.

Switched-Mode Power Supply – Complete Lesson (It's not as complicated as it seems)
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Switched-Mode Power Supply – Complete Lesson (It's not as complicated as it seems)

{1060} only 7 Volt Output instead of 12 volt, Low Output voltage
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{1060} only 7 Volt Output instead of 12 volt, Low Output voltage

Getting my HALO back! - Parasound's A52
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Getting my HALO back! - Parasound's A52

MOSFET vs Transistor vs Relay: Most People Get This Wrong
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MOSFET vs Transistor vs Relay: Most People Get This Wrong

Switching Power Supply (Complete Beginner's Guide)
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Switching Power Supply (Complete Beginner's Guide)

Don't Replace Parts Randomly; First Learn to Measure the Components that Fail Most Frequently.
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Don't Replace Parts Randomly; First Learn to Measure the Components that Fail Most Frequently.

Understanding How a Universal TV Motherboard Works. Beginners Guide( You can fix it)
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Understanding How a Universal TV Motherboard Works. Beginners Guide( You can fix it)

#166 - Shure QLXD receiver repair
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#166 - Shure QLXD receiver repair

Linear DC Power Supplies - Designing & Building Custom DC Power Supplies
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Linear DC Power Supplies - Designing & Building Custom DC Power Supplies

SONY CRF-320 Receiver Restoration Repair and Modification
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SONY CRF-320 Receiver Restoration Repair and Modification

AND I WANT CHANGE....  LG 42 needs s some love
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AND I WANT CHANGE.... LG 42 needs s some love