Repair guide Galaxy S21 (SM-G991B) - English - Rev.1.0

Calibrations

Calibrations

Calibrations In order to guarantee the stable and correct performance of components or sensors, it is required to conduct calibrations through the Self Repair Assistant app after repair. If the calibration results show any malfunctions, visit a Samsung Service Center for further action. Any malfunctions caused by your repair may incur additional repair charges. In order to conduct the accurate calibrations after repair, visit a Samsung Service Center or website to buy calibration equipment if you do not have any. Used Parts and Calibration Functions in Supported Models The calibration functions are automatically conducted based on the selected parts. Screen Battery Back Glass Charging Port Speaker Optical Fingerprint Cal. Yes No No No No Range Sensor Cal. Yes Yes Yes Yes Yes Battery Cycle Resets. No Yes No No No Touch Screen Panel Cal. Yes No No No No Speaker Cal. No No No No Yes Under-display Camera Cal. Yes No No No No

Digital Hall Sensor Cal.

Yes

No

No

No

No

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