Quality Test
12
3
Tap
Test all
.
The device performs a test on all items.
When the test is finished, you can check the test
results.
•
Tick mark: Working normally
•
Exclamation mark: Needs further inspection
•
The test proceeds automatically, but you may
need to follow the on-screen instructions
depending on the test item. Keep an eye on
the screen during testing to ensure smooth
progress.
•
If the exclamation mark appears on any test
items after finishing the test, tap them to find
the solutions. If the problem persists, visit a
Samsung Service Center.
Test Items
NFC
•
Function: Check whether your device can read
near field communication (NFC) tags that contain
information about products.
•
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...
