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Introduction

If there are a lot of issues on the phone such as the blue screen, the screen not turning on, or the headphone jack not working properly, it may be the motherboard. Use this guide to replace the motherboard to fix the issues listed above.

What you need

Step 1 Back Panel

LG Risio Motherboard Replacement, Back Panel: step 1, image 1 of 2

LG Risio Motherboard Replacement, Back Panel: step 1, image 2 of 2

Use a plastic opening tool to seperate the back panel from the device.
Remove the back panel.

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Step 2 Battery

LG Risio Motherboard Replacement, Battery: step 2, image 1 of 1

Place your thumb along the bottom of the battery and pry upwards to remove.

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Step 3 Midframe

LG Risio Motherboard Replacement, Midframe: step 3, image 1 of 1

Press down on the SIM eject tab with a fingernail (or iFixit opening tool), and slide the SIM card out.

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Step 4

Remove the eight Phillips #0 screws from the internal support frame.

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Step 5

LG Risio Motherboard Replacement: step 5, image 3 of 3

Use an opening tool on the marked locations to lift the edges up. There should be a small click when lifting these edges up.

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Step 6

Using your hand, pick up the midframe to separate it from the phone.

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Step 7 Motherboard

LG Risio Motherboard Replacement, Motherboard: step 7, image 1 of 2

LG Risio Motherboard Replacement, Motherboard: step 7, image 2 of 2

Detach the screen connector from the motherboard by putting your thumb underneath it and lifting up.
The screen connector is the part that has P5 written on it.

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Step 8

On the side with the screen connector, pull the two tabs away from the device.
Use the plastic opening tool to lift the motherboard starting on the bottom right corner and pulling upwards.

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