4.12 Folder on/off trouble
Folder On/Off(Close/Open) is worked as below :
Folder On/Off Event
→
Flip(U402 pin 1,key board) is triggered(Open : about 2.7V, Close : 0V)
→
Folder event transfer to GPIO5 of STn8810 and GPIO37 of MSM6280 directly
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4. TROUBLE SHOOTING
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Insert the magnet
Check the magnet in
folder Assy
No magnet to U402
FLIP(U402 pin#1, C418) is 0V?
Yes
NO
No
Check the U402 Pin#4
for AP_VDD_IO_2.7V
Start
End
Yes
NO
Change the Main Board
YES
Work well?
U402
C418
magnet
Approach magnet to U402
FLIP(U402 pin#1, C418) is 0V?
NO
Change the Main Board
YES
Содержание KT610
Страница 1: ...Date June 2008 Issue 1 0 Service Manual Model KT610 Service Manual KT610 Internal Use Only ...
Страница 163: ... 164 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 175: ... 176 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 185: ... 186 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 205: ... 206 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 233: ...Note ...
Страница 234: ...Note ...