Icons indicators & buttons: Samsung Highlight T749

Learn how to read icons, status lights, and the IMEI of the Samsung Highlight T749. Find out more on this page:





Liquid Damage Indicator (LDI)

Status lights




To find buttons and what they do, refer to the following:




Send Send key.png key

Press to answer a call.


Press and hold to dial the last contact entered.

End/Power End - power key.png key

[Power-On / Off (Exit) key]

Press to end a call.


Press to return to the main screen.


Press and hold to turn phone on or off.

Camera button

Press to take pictures when you are in camera mode.


Launches the camera with a press and hold.

Back Back key.png key

Press to re-display the previous screen.

Hold button

Press to lock and unlock the phone.

Volume keys

Press to adjust the ringer volume in standby mode (with   the phone open) or adjust the voice volume during a call.


When receiving an incoming call, press to mute the ring tone.


Press and hold the volume key to reject a call.



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To understand what icons and indicators on the display screen mean, refer to the following:


Widget bar icons.png

indicator icons.png



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To find the IMEI serial number of your device, follow these steps:


From the home screen, dial *#06# to display the IMEI.



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Liquid Damage Indicator (LDI)

T-Mobile devices have an indicator that shows if it has been subjected to liquid damage. To read the Liquid Damage Indicator (LDI), follow these steps:


  1. Remove the back cover and battery from your device.
  2. View the images to read the label:

    LDI - White.png
    White LDI (indicates no liquid damage)

    LDI - Red.png
    Pink or red LDI (indicates liquid damage)



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Status lights

To understand what the status light indicators and charging lights mean, refer to the following:


We're sorry, but this feature is not available for this device.



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