Samsung SM-T520 Service Manual page 35

Level 3 Repair
8-3-2. Initial
Initial Failure
Yes
Re-download latest SW on the
mobile phone.
Abnormal
Try the Boot Recovery by SD
CARD.
Follow the Recovery Guide.
Abnormal
Abnormal
Check the OSC400, OSC500 (Crack, open etc.)
Re Check "8-3-1 Power on"
Trouble shooting process Check the U500 ( Crack etc)
Normal
Change UME400 that is ROM flashed.
Do not use Blank MEMORY.
Abnormal
Change PBA
END
8-7
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