sim problem solution

sim problem solution

1 check manual setting
2 change sim card
then
3 clean tips and cooltesting on out put tips
then given 3 answers
number 1 open
number 2 short
number 3 ok

open problem solution

number 1
check carier plus protector ic

number 2
check jumper solution with Google search

number 3
carier plus protector ic disconnect

then check tips with connectivity

number 4
check track with cooltesting

then cooltesting is ok
then change carier plus protector ic

number 5
working ic hrc
hit replant change

answer 2 short problem solution

number 1
carier plus protector ic  punch
then check

number 2
carier plus protector ic disconnect

number 3
check tips with connectivity

number 4 check track with cooltesting

then
cooltesting is ok
then change carier plus protector ic


number 5
working ic hit then check

number 6
working ic disconnect then check track with connectivity