Galaxy A71 Fpc Repair Repair Guide

Difficulty

Moderate

Steps

5

Time Required

                          30 minutes - 1 hour            

Sections

1

• FPC
• 5 steps

Flags

3

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Introduction

• Charging boardMain flex cableMotherboard

In this manual, we will show you how to fix your device if the problem is with the Motherboard FPC connector.

What you need

Video Overview

Step 1

              FPC               

• Samsung Galaxy A71 does not charge.
• Connect the charger and press the phone like in the pic. 2

Samsung Galaxy A71 does not charge.

Connect the charger and press the phone like in the pic. 2

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Step 2

              Back cover removal               

• Warm the device to soften the adhesive.
• Use plastic tools and isopropyl alcohol to separate the back cover.

Warm the device to soften the adhesive.

Use plastic tools and isopropyl alcohol to separate the back cover.

Step 3

              Middle frame removal / SIM Tray removal               

• Remove all silver Phillips screws.
• Remove the SIM Tray.
• Use a suitable plastic tool to remove the middle frame.

Remove all silver Phillips screws.

Remove the SIM Tray.

Use a suitable plastic tool to remove the middle frame.

Step 4

• Disconnect the battery.
• Connect the charger and measure the voltage at the two end pins, should be ~5V.
• If there missing 5V search for the problem at the Charging board or the Main flex cable.

Disconnect the battery.

Connect the charger and measure the voltage at the two end pins, should be ~5V.

If there missing 5V search for the problem at the Charging board or the Main flex cable.

Step 5

• Remove the black tape stuck around the connector.
• Use a soldering iron, flux and tin wire to resolder the first pin of the FPC connector.
• If the connector is broken is better to replace it.

Remove the black tape stuck around the connector.

Use a soldering iron, flux and tin wire to resolder the first pin of the FPC connector.

If the connector is broken is better to replace it.

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

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