Initial Failure - Samsung SM-A920F Service Manual

8. Level 3 Repair
8-4-2. Initial

Initial Failure

Yes
Re-download latest SW on the mobile
phone
Abnormal
Abnormal
Check the OSC5000
Re Check "Power on"
(Crack, open etc.)
Trouble shooting process
Check the U5005 (Crack etc)
Normal
Change UCP4000
Abnormal
Change PBA
Yes
END
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