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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.

    Edit

  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.

    • Grip and pull the connectors, not the wires.

    • There may be a little resistance when pulling on the connectors, 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.

    Edit

  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 a little force.

    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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