How To Calibrate An Optical Fingerprint Sensor For Your Motorola Phone Repair Guide

Difficulty

Moderate

Steps

Time Required

                          5 - 20 minutes

Sections

How to Calibrate an Optical Fingerprint Sensor for Your Motorola Phone
12 steps

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Introduction

You’ll need the fingerprint sensor calibration toolkit in order to complete this procedure.

What you need

Step 1

              Enter the CQATest menu

Open the phone app.
Open the dial screen.
Enter ##2486## on the dial pad.
If the CQATest menu doesn’t come up immediately, press “Call”.

Open the phone app.

Open the dial screen.

Enter ##2486## on the dial pad.

If the CQATest menu doesn’t come up immediately, press “Call”.

1024

Step 2

              Select the CQA menu mode

If any pop-ups appear, allow them.
Select “CQA Menu Mode” from the options.

If any pop-ups appear, allow them.

Select “CQA Menu Mode” from the options.

Step 3

              Select the sensor option

Select “Sensor” from the options.

Select “Sensor” from the options.

Step 4

              Select Fingerprint Egis FOD SMTP

Select “Fingerprint Egis Fod SMTP” from the options.

Select “Fingerprint Egis Fod SMTP” from the options.

Step 5

Press “START” on the top left corner of the screen.
You should see a menu that says “Normal Scan: ok, click NEXT” with a list of tests under it.
If any of the tests failed, restart from the beginning of this guide.
Press “NEXT” on the top right corner.
Wait until the message at the top of the screen changes to “Put FLESH FLAT, click NEXT”.

Press “START” on the top left corner of the screen.

You should see a menu that says “Normal Scan: ok, click NEXT” with a list of tests under it.

If any of the tests failed, restart from the beginning of this guide.

Press “NEXT” on the top right corner.

Wait until the message at the top of the screen changes to “Put FLESH FLAT, click NEXT”.

Step 6

              Apply the indented pink box

For the next two steps, make sure you’re using the pink box that has a small square indented in it and not the pink box that has grooves.
With the indented side facing down, place the pink box over the red box on the bottom of the screen.
Make sure the pink box covers the red box as much as possible. Deviations could result in a “Fail” result or an inaccurate calibration.

For the next two steps, make sure you’re using the pink box that has a small square indented in it and not the pink box that has grooves.

With the indented side facing down, place the pink box over the red box on the bottom of the screen.

Make sure the pink box covers the red box as much as possible. Deviations could result in a “Fail” result or an inaccurate calibration.

Step 7

Press down on the pink box with your thumb.
While pressing down on the box, use your other hand to select “NEXT” on the top right of the phone.
Continue pressing down on the box until the message at the top of the screen changes to “Put BLACK FLAT, click NEXT”.

Press down on the pink box with your thumb.

While pressing down on the box, use your other hand to select “NEXT” on the top right of the phone.

Continue pressing down on the box until the message at the top of the screen changes to “Put BLACK FLAT, click NEXT”.

Step 8

              Apply the black box

With the indented side facing down, place the black box over the red box on the bottom of the screen.
Make sure the black box covers the red box as much as possible. Deviations could result in a “Fail” result or an inaccurate calibration.

With the indented side facing down, place the black box over the red box on the bottom of the screen.

Make sure the black box covers the red box as much as possible. Deviations could result in a “Fail” result or an inaccurate calibration.

Step 9

Press down on the black box with your thumb.
While pressing down on the box, use your other hand to select “NEXT” on the top right of the phone.
Continue pressing down on the box until the message at the top of the screen changes to “Put FLESH CHART, click NEXT”.

Press down on the black box with your thumb.

Continue pressing down on the box until the message at the top of the screen changes to “Put FLESH CHART, click NEXT”.

Step 10

              Apply the grooved pink box

For the next two steps, make sure you’re using the pink box that has grooves and not the pink box that has a small square indented in it.
With the grooved side down and the grooves vertical, place the pink box over the red box on the bottom of the screen.
Make sure the pink box covers the red box as much as possible. Deviations could result in a “Fail” result or an inaccurate calibration.

For the next two steps, make sure you’re using the pink box that has grooves and not the pink box that has a small square indented in it.

With the grooved side down and the grooves vertical, place the pink box over the red box on the bottom of the screen.

Step 11

Press down on the pink box with your thumb.
While pressing down on the box, use your other hand to select “NEXT” on the top right of the phone.
Continue pressing down on the box until you get a message about the calibration results.

Continue pressing down on the box until you get a message about the calibration results.

Step 12

You will see “Calibration test: ok” if the calibration was successful.
If you see “Calibration test: fail” at the top of the screen, restart from the beginning of this guide.

You will see “Calibration test: ok” if the calibration was successful.

If you see “Calibration test: fail” at the top of the screen, restart from the beginning of this guide.

Your optical fingerprint sensor is calibrated and ready for use.

If the calibration fails for any reason, repeat the calibration procedure.

Cancel: I did not complete this guide.

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                    Spencer Day

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What you need

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