Marshal Woburn Top Control Panel Replacement

はじめに

Are the buttons and switches on the top panel of your Marshall Woburn not responding? If so, here is the guide on how to take out the top control panel. All you need is the standard #1 Phillips Screwdriver head to remove the screws involved with this replacement.

必要な工具と部品

手順1 Back Panel

Marshal Woburn Top Control Panel Replacement, Back Panel: 手順 1、 2の画像 1

Marshal Woburn Top Control Panel Replacement, Back Panel: 手順 1、 2の画像 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.

編集

手順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.

編集

手順3

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.

編集

手順4 I/O Board

Marshal Woburn Top Control Panel Replacement, I/O Board: 手順 4、 1の画像 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.

編集

手順5

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.

編集

手順6

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

編集

手順7 Top Control Panel

Marshal Woburn Top Control Panel Replacement, Top Control Panel: 手順 7、 1の画像 1

Using a Philips #1 screwdriver, remove the eight 9.5 mm screws that are marked in red from the perimeter of the metal frame for the top control panel.

編集

手順8

From the outside of the speaker, push down on the top control panel until you can feel the adhesive holding it to the frame start to loosen.
On the inside, make your way around the border of the top control panel and remove the adhesive until you can fully remove the panel from the frame.

編集