Electro-Harmonix Bass Mono Synth Wiring Repair

はじめに

If your Electro-Harmonix Bass Mono Synth effects pedal is transmitting a distorted sound, or no sound at all, this guide is designed to offer you a solution. A common problem with your bass pedal is a disconnected soldering point within the motherboard. The solution to this problem is to solder the wires back together.

Before following this guide, make sure the device is disconnected from all power sources. If you need any assistance in soldering, check out iFixit’s link on how to solder/desolder connections.

必要な工具と部品

手順1 Electro-Harmonix Bass Mono Synth Wiring Repair

Electro-Harmonix Bass Mono Synth Wiring Repair, Electro-Harmonix Bass Mono Synth Wiring Repair: 手順 1、 2の画像 1

Electro-Harmonix Bass Mono Synth Wiring Repair, Electro-Harmonix Bass Mono Synth Wiring Repair: 手順 1、 2の画像 2

Gently pry the five knobs with an opening tool until they are loose.
Once the knobs are loose, gently pull them off.
Be careful not to scratch or damage the pedal's paint.

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手順2

Using the adjustable wrench, loosen the hex nuts by turning them counterclockwise.
Once the hex nuts are loose, remove them and their washers by hand.
Remember to keep each size of hex nut and washer separate for easy reassembly.

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手順3

Using the adjustable wrench, remove the hex nuts from the stomp buttons.
The stomp buttons will become loose as the hex nuts are removed.

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手順4

Electro-Harmonix Bass Mono Synth Wiring Repair: 手順 4、 3の画像 3

Using the adjustable wrench, remove the hex nuts and their washers from the left and right sides of the pedal.

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手順5

Electro-Harmonix Bass Mono Synth Wiring Repair: 手順 5、 3の画像 3

Use a Phillips #1 screwdriver to remove all four screws from the back of the device.
Remove the back plate from the pedal.

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手順6

Electro-Harmonix Bass Mono Synth Wiring Repair: 手順 6、 3の画像 3

The motherboard will be loose at this step except for the 9V power port which is snug in the case.
Using an opening tool, push or pry the 9V power port free of the case.
Gently remove the motherboard.
The stomp buttons will be loose at this step, so remember where they came from.

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手順7

Put on personal protective equipment. This includes safety goggles, gloves, and closed toed shoes.
Using the soldering tool, solder the damaged connections of the I/O jacks on the bottom of the motherboard.
If you have no experience with soldering, follow this guide.