Gsm_d18 No Signal - GSM-Forum

kiran · 08-13-2008, 17:20

hi @ all
GSM D18 no antina signal no network.
I done complete format,
plz see the images and give me solution in hardware, which ic is suspect ?

BR..

**tkowsar** · 08-13-2008, 18:29

china phone network problem come from soft and hard both.

soft already done you, so next is hard.

first check you phone internal antenna.
try to clean full pcb with cleaner.
change power ic.
next change network section RF/PA.

try that step by step, than post result.

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08-13-2008, 18:29	#2 (permalink)
tkowsar Moderator Join Date: Feb 2006 Location: Bangladesh & Bahrain Posts: 3,165 Member: 233205 Status: Offline Thanks Meter: 5,014	china phone network problem come from soft and hard both. soft already done you, so next is hard. first check you phone internal antenna. try to clean full pcb with cleaner. change power ic. next change network section RF/PA. try that step by step, than post result.