Samsung Galaxy Note 3 SM-N900 MHL not Working Solution Schematic , Diagram , Circuit


Samsung Galaxy Note 3 SM-N900 MHL not Working Solution Step by Step 

Step 1


MHL Does not work

Step2


Check the SUB Con to con
on Main PBA

Check if HDC801 is well connected

Step 3


Check the USB connection
is detected?(Notification alarm

Replace the SUB PCB

Step 4

Check the voltage of
L900(1.2V), C917(3.3V),
L901(1.2V), C9200(1.8V),
C921(1.8V)

Check the LDOs(U600)

Step 5

Replace U900

END










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