Samsung SM-T350 Service Manual page 50

8-3-5. INITIAL
Re-download Software
Check the AP Reset
PM8916's KPD_PWR_N =
Check the oscillator clock waveforms.
19.2Mhz : OSC4000
Change UCP3000
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Initial Failure
Yes
Abnormal
1.8V(High)
Yes
Normal
Abnormal
Change PBA
END
No
Check the OSC4000
Abnormal
Check the output clock waveforms and frequency.
※ Test condition (Oscilloscope setting)
: 20.0us.div (time division)
8-13
Level 3 Repair
Check the U4000