Page 109 - Electronic Mechanic - TP - Volume - 2

ELECTRONICS MECHANIC - CITS

2 Accessing the Components

Remove any protective case or cover from the smartphone.Use appropriate opening tools to carefully open the
smartphone’s casing without damaging it. Be cautious around the edges and connectors.
3 Locating the Sensors
Identify the touch sensor, usually located beneath the touchscreen display.Locate the fingerprint sensor, typically
found near the home button or on the rear of the smartphone.
4 Disconnecting the Sensors
Use tweezers or a small screwdriver to disconnect any connectors or ribbon cables attached to the sensors.Be
gentle to avoid damaging the connectors or cables.
5 Removing the Old Sensors
Unscrew any screws securing the sensors in place, if applicable.Carefully lift out the touch sensor and fingerprint
sensor from their respective locations.
6 Installing the New Sensors
Align the new touch sensor and fingerprint sensor in their designated positions.Secure them in place using screws,
if provided.Reconnect any connectors or ribbon cables to the new sensors.
7 Testing
Power on the smartphone and test the functionality of the replaced sensors.Ensure that the touchscreen responds
accurately to touch inputs and that the fingerprint sensor can successfully recognize fingerprints.
8 Reassembly
Once testing is complete and everything is functioning properly, carefully reassemble the smartphone.Make sure
all components are securely in place and any screws are tightened appropriately.
9 Final Checks
Power off the smartphone again and perform a final inspection to ensure everything is correctly installed and
aligned.Clean the touchscreen and fingerprint sensor area, if necessary, before reattaching any protective case
or cover.
RESULTS

The results of replacing touch sensors and fingerprint sensors in smartphones include restored functionality,
improved performance, enhanced security, extended lifespan, and increased user satisfaction.

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CITS : E & H - Electronics Mechanic - Exercise 144