Quality Test
15
Touch screen
•
Function: Check whether the touchscreen is
working normally.
•
Provided information
‒
Status: View whether the feature is working
normally.
Buttons
•
Function: Check whether the buttons are working
normally.
•
How to check:
Press the buttons by following the directions on
the screen.
•
Provided information
‒
Status: View whether the feature is working
normally.
‒
Button types: View the status of each button.
Make sure that the buttons are not
contaminated to get more accurate test results.
Torch
•
Function: Check whether the torch is working
normally.
•
Provided information
‒
Status: View whether the feature is working
normally.
Summary of Contents for SM-A155F
Page 1: ...www samsung com REPAIR GUIDE SM A155F SM A156B SM A156U SM A156U1 English Rev 1 0...
Page 47: ...Calibrations 47 5 The calibration will perform automatically 6 Check the calibration result...
Page 57: ...Disassembly and Assembly 57...
Page 66: ...Disassembly and Assembly 66 13 Lift up the back coverslowly and remove it gently...
