SGH-X150 Flow Chart of Troubleshooting
2-
3
2-1-2. Initial
Initial Failure
check the pin
RSTB of UCP200
is LOW?
Check UCP200
No
Yes
Yes
END
Yes
Check the Initial Operation
Yes
Check R177,R131,C127
No
check the pin CKI
of UCP200 is
13Mhz?
Check the clock
signal at pin #3 of
OSC100
Freq=26Mhz?
No
check
OSC100
1
Check the pin #9 of
U102 is HIGH and pin
#11, #13 is 2.9V?
No
Check U107
Yes
2
3
4
Содержание SGH-X150
Страница 11: ...SGH X150 Flow Chart of Troubleshooting 2 7 1 1 2 ...
Страница 13: ...SGH X150 Flow Chart of Troubleshooting 2 9 1 2 ...
Страница 15: ...SGH X150 Flow Chart of Troubleshooting 2 11 Main PCB 1 LCD PCB 2 ...
Страница 18: ...SGH X150 Flow Chart of Troubleshooting 2 14 5 1 2 3 4 ...
Страница 20: ...SGH X150 Flow Chart of Troubleshooting 2 16 1 2 3 4 5 ...
Страница 33: ...6 1 6 SGH X150 Block Diagrams ...