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Samsung Galaxy Note 3 SM-N900 Dead Solution

Samsung Galaxy Note 3 SM-N900 Dead Solution Schematic , Diagram , Circuit 

Samsung Galaxy Note 3 SM-N900 Dead Solution Step by Step

Step 1

Mobile phone does not power on.

Step 2

Check the Battery Voltage.
Is it more than 3
.8V?
Charging the battery by TA.
If its voltage level is extremely low(under 3.0V),
Change the battery

Step 3

Power-on the phone and
check the power-on sound
or motor Vibration.
Sound or Vibration is ok?
Change the FRONT-LCD ASSY

Step 4

Check the TAC1000
(soldering crack, open, etc)
Change the TAC1000(Power-key switch)
And retry to the power-on operation

Step 5

Check the U600 output voltage
(C660 > 1V,C661 > 1V)
If the output voltage is not satisfied with normal
condition, Change the U600.
※ Each voltage level has ±10% margin

Step 6

Check the Clock OSC4000
Is that frequency 24Mhz?
Change the OSC4000.
※ Test condition (Oscilloscope setting)
: 20.0us.div (time division

Step 7

check the initial operation
END

Unofficial Support Site By welcome Zone Haldwani 

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Updated: 09/12/2015 — 11:03 PM

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