Sim Part - Samsung SGH-X430 Service Manual

7 . S G H - X 4 3 0 Fl o w

3. Sim Part

" Insert SIM "is displayed on the L C D
Is there any Signals
pin#52, #53, #54 of U 300?
Is there any Signals
pin#1, #2, #3, #4 of C N 300?
C heck the SIMC ard
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C h a r t o f T r o u b l e s h o o t i n g
Y es
Y es
Y es
E N D
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N o
N o
7- 3
C heck the U 400
C heck the U 300