Difficulty

Difficult

Steps

7

Time Required

                          25 - 35 minutes            

Sections

1

  • Electro-Harmonix Bass Mono Synth Wiring Repair
  • 7 steps

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Introduction

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.

What you need

Step 1

              Electro-Harmonix Bass Mono Synth Wiring Repair               
  • 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.

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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Step 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.

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.

Step 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.

Using the adjustable wrench, remove the hex nuts from the stomp buttons.

The stomp buttons will become loose as the hex nuts are removed.

Step 4

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

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

Step 5

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

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

Remove the back plate from the pedal.

Step 6

  • 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.

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.

Step 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.

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.

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

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Author

                                      with 3 other contributors 

                    Augustine Barr                     

Member since: 09/08/2021

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Team

                       Embry-Riddle Aeronautical University, Team 9-12, Rauch Fall 2021                        

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