Lenovo Tab 2 A7 20F Motherboard Replacement Repair Guide

Difficulty

Moderate

Steps

Time Required

                          20 minutes

Sections

Case
1 step
Battery
3 steps
Motherboard
4 steps

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Introduction

What you need

Step 1

              Case

Starting at any point along the seam of the case carefully pry it open with the metal spudger, slowly working your way around the outside until the case can come apart.

Starting at any point along the seam of the case carefully pry it open with the metal spudger, slowly working your way around the outside until the case can come apart.

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Step 2

              Battery

The battery is connected to the motherboard by the thin wire shown here.
Pull up gently on the yellow tape to access the connector.

The battery is connected to the motherboard by the thin wire shown here.

Pull up gently on the yellow tape to access the connector.

Step 3

Gently detach the connector from the motherboard by pulling up on it.

Gently detach the connector from the motherboard by pulling up on it.

Step 4

There is double-sided tape inside the case.
Use the spudger tool to loosen the bond of the adhesive from the double sided tape.
Separate the battery from the case.

There is double-sided tape inside the case.

Use the spudger tool to loosen the bond of the adhesive from the double sided tape.

Separate the battery from the case.

Step 5

              Motherboard

Use a plastic opening tool or a tweezer to remove any tape.
Unplug the electrical connectors by lifting the clip that hold them in place.
‘‘Use the plastic tools first before any metal ones since they can damage the motherboard easily’.’

Use a plastic opening tool or a tweezer to remove any tape.

Unplug the electrical connectors by lifting the clip that hold them in place.

‘‘Use the plastic tools first before any metal ones since they can damage the motherboard easily’.’

Step 6

Remove the three 2.0mm screws using the Phillips #00 Screwdriver bit.
These screws are very small and can be lost easily. The black strip at the top of the motherboard is the speaker and the screws can be placed on that because it is magnetic.

Remove the three 2.0mm screws using the Phillips #00 Screwdriver bit.

These screws are very small and can be lost easily. The black strip at the top of the motherboard is the speaker and the screws can be placed on that because it is magnetic.

Step 7

There are two twisted pairs of wires on the left and right edges of the case.
Use a plastic opening tool or tweezers to remove the twisted pairs that are held in place by retaining tabs.
These wires lead to objects that need to be carefully lifted from their enclosures at the base of the case using tweezers.

There are two twisted pairs of wires on the left and right edges of the case.

Use a plastic opening tool or tweezers to remove the twisted pairs that are held in place by retaining tabs.

These wires lead to objects that need to be carefully lifted from their enclosures at the base of the case using tweezers.

Step 8

After taking out the twisted pairs, there is still one more strip that needs to be removed. It is located off the side of the motherboard and is the piece that receives input for volume and power.
Gently lift up the motherboard starting from the right side. The final strip can be removed by gently pulling it up from the case.
Remove the motherboard completely from the back panel.

After taking out the twisted pairs, there is still one more strip that needs to be removed. It is located off the side of the motherboard and is the piece that receives input for volume and power.

Gently lift up the motherboard starting from the right side. The final strip can be removed by gently pulling it up from the case.

Remove the motherboard completely from the back panel.

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

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Author

                                      with 2 other contributors

                    Thai Nguyen

Member since: 09/21/2017

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                       Washington State, Team S5-G111, Phelps-Hillen Fall 2017                        

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millonthefloss08 - Feb 26, 2021

I may do this, however, I need to know is this a fix for a Lenovo that won’t charge?

I addend a new battery and the Lenovo doesn’t seem to charge or turn on, is a new Motherboard then necessary?

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Introduction#

What you need#

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Needs Better Images

Introduction

What you need

Team