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Marshall Woburn Subwoofer Replacement

Introduction

Has your Marshall Woburn been having trouble with lower-pitched audio? If so, here is the guide on how to remove the two subwoofers. All you need is the standard #1 Phillips Screwdriver head to remove the screws involved with this replacement.

What you need

  1. Marshall Woburn Subwoofer Replacement, Back Panel: step 1, image 1 of 2 Marshall Woburn Subwoofer Replacement, Back Panel: step 1, image 2 of 2

    • Before starting, unplug the speaker from any power source. After unplugging the device, wait around 10 minutes before starting to let the capacitor fully discharge.

    • On a flat surface, orient the device so that the front grille is facing downward.

    • Using a Phillips #1 screwdriver, remove the ten outer 28.6 mm screws marked in red.

    • Remove the eight inner 28.6 mm screws with the Phillips #1 screwdriver.

    Edit

  2. Marshall Woburn Subwoofer Replacement: step 2, image 1 of 2 Marshall Woburn Subwoofer Replacement: step 2, image 2 of 2

    • Lift the back input board slightly above the back panel.

    • Rotate the input board so that you can slide it into the hole in the back panel that it came from.

    • Fully slide the input board through the back panel and set it down gently inside the speaker.

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  3. Marshall Woburn Subwoofer Replacement: step 3, image 1 of 1

    • Grab the panel by the large hole and lift one side until you can fit your hand under.

    • Use your hand to fully remove the back panel from the rest of the frame.

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  5. Marshall Woburn Subwoofer Replacement, I/O Board: step 4, image 1 of 1

    • Disconnect the 5 wires circled in red from the back input board.

    • There may be a little resistance when pulling on the wires, but it should not require excessive force.

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  6. Marshall Woburn Subwoofer Replacement: step 5, image 1 of 2 Marshall Woburn Subwoofer Replacement: step 5, image 2 of 2

    • Remove the two 12.7 mm screws marked in red from the front of the back input panel with a Phillips #1 screwdriver.

    • Remove the power input from the back side of the panel.

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  7. Marshall Woburn Subwoofer Replacement: step 6, image 1 of 1

    • Completely remove the I/O board and the attached plate.

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  8. Marshall Woburn Subwoofer Replacement, Subwoofer: step 7, image 1 of 1

    • Using a Phillips #1 screwdriver, remove the eight 15.8 mm screws attaching the subwoofers to the frame.

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  9. Marshall Woburn Subwoofer Replacement: step 8, image 1 of 1

    • Lift each subwoofer up and out of the case and remove them together. This may require some foce.

    Edit
Conclusion

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

Author

with 3 other contributors

Kenneth

Member since: 10/29/23

169 Reputation

2 Guides authored

Badges: 3

Team

UMass Dartmouth, Team 2-4, Gulbrandsen Fall 2023 Member of UMass Dartmouth, Team 2-4, Gulbrandsen Fall 2023

UMASSD-GULBRANDSEN-F23S2G4

3 Members

6 Guides authored

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