Tofu65 Keyboard PCB Replacement

Introduction

This guide demonstrates how to replace a malfunctioning keyboard PCB from a Tofu65 keyboard with a new hot-swap PCB. The PCB is the backbone of the keyboard and ensures connection or communication between the keyboard and other the components in the keyboard. It is essential to have in good condition so you don't have to replace the entire device. No prior experience is required.

Before you begin the repair, disconnect the power cord.

What you need

Step 1 Keyboard PCB

Tofu65 Keyboard PCB Replacement, Keyboard PCB: step 1, image 1 of 1

Unplug the power cord.

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Step 2

Use a keycap puller to remove the keycaps from the keyboard.
Be sure to pull straight up when removing the keycaps to avoid damaging the key switches.

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Step 3

Use the switch puller to pinch the switch on the two pins to release the switch from the PCB.
Pull straight up when removing the switch. It should not take much force to pull them out.

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Step 4

Remove the plastic cover that protects the PCB.

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Step 5

Gently remove the foam layer protecting the PCB.

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Step 6

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Use a Phillips #000 screwdriver to remove the six 5 mm screws keeping the PCB in place.

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Step 7

Remove the old PCB from the bottom case.

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Step 8

Ensure your keyboard switches are in good condition and the golden pins are not bent.
If the pins are bent, carefully bend them so they are straight or replace them with new switches.

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Step 9

Tofu65 Keyboard PCB Replacement: step 9, image 3 of 3

Replace your PCB.
Place the foam and plastic plate cover back.
Line up the key switch pins with the sockets on the PCB before installing them.
Install the keyboard switches and apply a small amount of force to ensure they make contact with the PCB.