(1) anteena switch - anteena switch ka kaam signal ko lena aur dena aur sim card ki frequency jaanch kar on karna
Anteena switch me problem aane par network me problem aayega
Repairing - anteena switch ko desolding pest laga kar desold kar denge to folt ok ho jayega.
(2) Power IC - pure mobile phone me power supply ka kaam karta hai.
Agar power IC me problem ayega to mobile phone dead ho jayega.
Repairing - is parkar ke folt ki repairing power ic ko desolding pest laga kar desold kar denge to folt ok ho jayega.
(3) VCO IC - voltage control occilator -
Vco ic network section me payi jati hai.
Problem -1, local call prapt nahi hoga.
2, no network problem
Repairing - vco ic market me nahi milti,vco ic ko repairing karne ke ke liye sem set se nikal kar lagana padega.to folt ok ho jayega.
(4) RF IC - redio friquency - yeh ic network section ki main ic hai,RF IC ka kaam service provider ko control karna, RF IC me problem aane par network me problem aayega.
Repairing - RF IC ko desolding pest laga kar desold kar denge to folt ok ho jayega.
RF IC change nahi hoti, yeh ic market me bhi nahi milti.
(5) cristal - yeh ek ic ki tarah hiti hai,
Cristal ic ka kaam network section me lage chhote - chhote component ko power supply karne ka kaam cristak ka hai.
Repairing - cristal market me nahi milti hai,cristal bhi sem shurkeet board se nikaal kar lagana padta hai. Ti folt ok ho jayega.
