M I C
Now we are learning about mic. Mic is a little hardware of mobile. It uses for send our voice to other.Means when we communicate one mobile to other mobile (our friends , relatives & any other peoples) it send our voice to our communicator.Without mic communication can not done.mic has two wires(+,-) sold to p c b or mother board of mobile.We check mic value by multimeter,we round multimeter arrow on buzzer point (on digital multimeter) and touch black probe to (+) and red to (-) than it shows value of mic.which is 529 to1200.If your mic shows value less to 529 it's mean mic is damage or dead,and if show more than 1200 it's mean also mic dead.if mic shows inside 529 - 1200 it's mean mic OK.when mic damage we get some problems.which are showing down.
MIC VALUE - 529 TO 1200 (CHECK ON BUZZER)
- In communication other people can't get what we say means we can't send our voice to other.
- Communicator get our voice disturbed.
- Communicator get our voice very low.
- When you got mic problem first should check value.It is the first step for know there is mic damage or supply.
- If mic show variable or wrong value it's mean mic damaged so change or replace mic.
- If mic value is OK check supply on components , coils & IC and If supply breaks make jumper to make supply.you will get mic problem solved.
- But if supply OK & mic also OK than change and check step by step components , coils & IC for damage.If they damaged replace or re ball them.Then 100% mic problem solved.
- If any problem write comments for this subject I'll you answer in 24 hour's.