LG GX200 Service Manual page 60

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4.2.3 Checking Flow
S t a r t
M e a s u r e t h e S I M C a r d
s u p p o r t s 1 . 8 V o r 3 . 0 V
YES
C h e c k S I M s o c k e t J 8 0 2 , i s w o r k
w e l l
YES
C h e c k S I M s o c k e t J 8 0 4 , i s w o r k
w e l l
YES
C h e c k v o l t a g e
of
TP2 ?
T P 1 ,
YES
S I M c a r d w i l l o p e r a t e
p r o p e r l y
C h a n g e t h e S I M
NO
C a r d . O u r p h o n e
s u p p o r t s o n l y 1 . 8 V o r
3 V S I M C a r d
NO
R e - w o r k o r c h a n g e
C h a n g e J 8 0 2 S I M a n d
a r o u n d c o m p o n e n t
R e - w o r k o r c h a n g e
NO
C h a n g e J 8 0 4 S I M s o c k e t
a r o u n d c o m p o n e n t
R e - s o l d e r i n g
NO
o r c h a n g e C P U
( U 4 0 1 )
-60-

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