GSM Learning solution

some time we get test mode local problem in our mobile display and in this case we can not use cell Nokia 5250 Key Pad Lock is Not Working.
phone keypad and other functions.if you have same problem then diagram bellow will help you to solve
this problem. In above diagram you can see a red line box to show the exact location of resistance
which is used in problem solution of test mode in nokia 111.
Once phone has been disassembled you can clean whole mother board for rust or carbon.Leave it to dry
and apply hot air.Replace indicated resistance and also check components behind battery terminals.
for more detail and new tips and tricks about cellphone service problem keep visiting this page we will update cellphone service diagrams timely with other mobile solution.some related post are also given bellow you can read them also for more information about cellphone.