Otg - Samsung GT-N7000 Service Manual

Level 3 Repair

8-3-29. OTG

OTG does not work
Yes
THIS OTG does not guarantee the DEVICE
CHECK OTG DEVICE if high
consuming 200mA more, especially
power device.
No
KEYBOARD
Yes
Check V_BUS_5V (U603)
Check U603, ZD301,L304 well mounted,
No
or re-soldering.
Yes
Abnormal
Resolder and Replace R619
Check the R619
Yes
No
Check the SUB PBA conn.
Re-connect HDC301.
HDC301.
Or change the SUB PBA.
Yes
No
OTG is OK?
Resolder or Replace U607
Yes
END
8-72
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