Learn how to read icons, status lights, and the IMEI of the Samsung Galaxy S 4. Find out more on this page:
Liquid Damage Indicator (LDI)
To find buttons and what they do, refer to the following:
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To understand what icons and indicators on the display screen mean, refer to the following:
To find the IMEI serial number of your device, follow these steps:
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:
To understand what the status light indicators and charging lights mean, refer to the following:
Note: To adjust your Status light settings, follow these steps: From any Home screen, tap the Menu key, tap Settings, tap the My device tab, tap LED Indicator.
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