Samsung SM-A205FN Service Manual page 100

8. Level 3 Repair
8-4-2. Initial
Initial Failure
Re-download latest SW on the
mobile phone
Re Check "Power on"
Trouble shooting process
Change UCP400
Change PBA
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Yes
Abnormal
Normal
Abnormal
Yes
END
Abnormal
Check the OSC5000
(Crack, open etc.)
Check the U5002 (Crack etc)