Marshall MID bluetooth Headphones Battery Replacement - Guía de reparación iFixit

Introducción

A quick and simple guide to replacing the battery in your Marshall MID ANC headphones. Might apply to other models, too.

The replacement battery needs a NTC cable + temperature regulation PCB.

I found this one on Amazon Germany working flawlessly (charging and functioning well since 12/2023):
DC 3.7V 800mAh 603040 Wiederaufladbare Li-Ionen Batterie für Marshall MID Major II Major III Major IV Bluetooth Kopfhörer VDL603040 SR603040

Qué necesitas

Paso 1 Battery

Marshall MID bluetooth Headphones Battery Replacement, Battery: paso 1, imagen 1 de 2

Marshall MID bluetooth Headphones Battery Replacement, Battery: paso 1, imagen 2 de 2

Twist off the ear cushion on the left side (the one with the button)

Paso 2

Marshall MID bluetooth Headphones Battery Replacement: paso 2, imagen 1 de 1

Unscrew the 4 screws

Paso 3

Marshall MID bluetooth Headphones Battery Replacement: paso 3, imagen 1 de 2

Marshall MID bluetooth Headphones Battery Replacement: paso 3, imagen 2 de 2

Unscrew the 3 screws holding the PCB in place

Paso 4

Marshall MID bluetooth Headphones Battery Replacement: paso 4, imagen 1 de 2

Marshall MID bluetooth Headphones Battery Replacement: paso 4, imagen 2 de 2

Unseat the old battery, which is most likely taped to the bottom by double-sided sticky foam

Paso 5

Marshall MID bluetooth Headphones Battery Replacement: paso 5, imagen 1 de 2

Marshall MID bluetooth Headphones Battery Replacement: paso 5, imagen 2 de 2

Unsolder the 3 battery leads.
Solder the 3 leads from the new battery (red=B+, black=B-, white=NTC).

Conclusión

To reassemble your device, follow these instructions in reverse order.

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Miembro Desde 12/09/23

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