nokia n73 set dead solution

In this post we have explained in detail to check and repair the faults seqencially using step by step techniques .we have taken care of every aspect of fault finding such as cold testing ,hot testing software conditions etc.and included all these in post with complete knowledge of repairing such faults, the techniques give in this post also guide you to repair other phones also

Nokia n73 set dead solution
Nokia n73 Dead Shorting
Nokia n73 Water Damage

1-check the battery &battery connector 
2-check the power on/off key
3-check the 3.6v  on key connector(charging OK no power )
4-check the shorting on  battery connector (+,-)
                short mobile
5-clean the PCB by cleaner
6-remove the FEM supply coil
7-when shorting is not found then FEM fault, change it.
8-when shorting is found then power ic(RETU) fault, change it.
9-resold the  power ic(RETU&BETTY)
10-change the power ic
11-resold the OMAP,COMBO,MEMORY&FLASH IC
12-DO FLASHING