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This is an original article in English
«Repair of JBL car audio amplifier»
Читати цей матеріал українською
«Ремонт автомобільного підсилювача JBL»
Читать этот материал на русском
«Ремонт автомобильного усилителя JBL»

Repair of JBL car audio amplifier

/en/electronics/repair/ JBL thermal-camera

authorArt

Under the IR camera — Under the IR camera 960x1280
2025-08-31_22-41-04.jpg

Under the IR camera — Under the IR camera 960x1280
2025-08-31_22-41-18.jpg

PCB under IR-camera — PCB under IR-camera 960x1280
2025-08-31_22-41-23.jpg

JBL audio amplifier under a thermal imaging camera — JBL audio amplifier under a thermal imaging camera 960x1280 2025-08-31_22-41-32.jpg

Burnt out protective diode.
There was a short circuit on the 12V bus.

PCB - JBL audio amplifier — PCB - JBL audio amplifier 1280x960 2025-08-31_22-41-53.jpg

The reverse side of the PCB - JBL audio amplifier — The reverse side of the PCB - JBL audio amplifier 1280x960 2025-08-31_22-41-49.jpg

2025-08-31 21:53 +0000

The root of all electronics problems The easiest repair

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