iPhone 4S no signal after water damage - GSM-Forum

stefanodave · 06-30-2015, 11:26

Hi, my iphone 4S have a water damage, only at the bottom and middle of the motherboard. No miss component or burned. Wifi, Bluetooth work. I can see the IMEI CODE and Firmware modem number. The phone read the SIM CARD but no take a SIGNAL. How i can solve? Thanks

salahmohammad · 06-30-2015, 20:35

check your antenna first hopefully its not a motherboard issue

sanjibe121 · 06-30-2015, 21:09

do sync via itunes or check time and date your phone

stefanodave · 07-01-2015, 10:50

Quote:

Originally Posted by salahmohammad

check your antenna first hopefully its not a motherboard issue

Which Antenna? I noticed that the chip U4_RF warms much. While the U5 only a little

salahmohammad · 07-02-2015, 14:15

might be your skyworks chip...i did one before when it used to heat up and say no service and it worked... try to heat it up for 15-20 seconds and see if that works...if not then you maybe need to replace the chip

stefanodave · 07-02-2015, 17:41

Quote:

Originally Posted by salahmohammad

might be your skyworks chip...i did one before when it used to heat up and say no service and it worked... try to heat it up for 15-20 seconds and see if that works...if not then you maybe need to replace the chip

What Skyworks chip? Can you explain me good? thanks

stefanodave · 07-07-2015, 16:15

I have see on the motherboard miss condensator C115_RF and 26_RF. This is the cause of the problem?

06-30-2015, 11:26	#1 (permalink)
stefanodave Junior Member Join Date: Feb 2014 Location: Italy Posts: 35 Member: 2119236 Status: Offline Thanks Meter: 3	iPhone 4S no signal after water damage Hi, my iphone 4S have a water damage, only at the bottom and middle of the motherboard. No miss component or burned. Wifi, Bluetooth work. I can see the IMEI CODE and Firmware modem number. The phone read the SIM CARD but no take a SIGNAL. How i can solve? Thanks

06-30-2015, 20:35	#2 (permalink)
salahmohammad Freak Poster Join Date: Apr 2015 Location: Jerusalem, Palestine Posts: 209 Member: 2386012 Status: Offline Thanks Meter: 94	check your antenna first hopefully its not a motherboard issue

06-30-2015, 21:09	#3 (permalink)
sanjibe121 Freak Poster Join Date: Jul 2012 Posts: 312 Member: 1784273 Status: Offline Sonork: 100.1618700 Thanks Meter: 43	do sync via itunes or check time and date your phone

07-02-2015, 14:15	#5 (permalink)
salahmohammad Freak Poster Join Date: Apr 2015 Location: Jerusalem, Palestine Posts: 209 Member: 2386012 Status: Offline Thanks Meter: 94	might be your skyworks chip...i did one before when it used to heat up and say no service and it worked... try to heat it up for 15-20 seconds and see if that works...if not then you maybe need to replace the chip

07-07-2015, 16:15	#7 (permalink)
stefanodave Junior Member Join Date: Feb 2014 Location: Italy Posts: 35 Member: 2119236 Status: Offline Thanks Meter: 3	I have see on the motherboard miss condensator C115_RF and 26_RF. This is the cause of the problem?