Samsung GALAXY Note 8.0, Руководство по ремонту

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5M CAM Problem
Step Check point Result value Defect point
1 Confirm the defect symptom - -
2 Check the 5M CAM connector (HDC900)
Broken, dust, corrosion
5M CAM connector
(HDC900)
Normal Go to the next step
3
Check the voltage of following chips
(C917, C920, C921, C922)
Notice. It should be measured when the 5M
CAM is activated on
If not the correct value
C917, C920,
C921, C922
C917 = 1.2V, C920 = 1.8V,
C921 = 2.8V, C922 = 2.8V
Go to the next step
4
Check the clock of R906
Notice. It should be measured when the 5M
CAM is activated on
R906 = 24Mhz
(Same signal compared with a
good PBA)
Go to the next step
If not the correct value Main chip
5
Check the Signal of following Test Point
(TP CAM I900, TP CAM I901)
Notice. It should be measured when the 5M
CAM is activated on
Same signal compared with a
good PBA
Go to the next step
If not the correct value R678, R679
6
Check the F900, F901
Notice. It should be measured when the 5M
CAM is activated on
Abnormal F900, F901
Normal Go to the next step
7 Replace the 5M CAM
Solved 5M CAM
Not solved Main chip or PBA