Iphone 3g Weak signal - GSM-Forum

cpu2007 · 08-14-2010, 18:22

I have this phone but don't know why the signal are very weak?
most of the time with all the sims the signal point stays at one reason why several times calls cuts out.

what is the problem with the phone?
thank you

dani2080 · 08-14-2010, 18:26

try to restore it via itunes.if software issue,then hope fully solve after restore,but u have to unlock it again.this is so easy.so restore it and post result.if u dont know how to restore.let u link.luck
http://www.youtube.com/watch?v=9WU22SR-PVM

cpu2007 · 08-14-2010, 19:49

tried it but signal are very weak

vlmobiles · 08-15-2010, 13:29

In network options

enable 3g and check it

Disable 3g and check it

if not solve Check hardware net work an****a cinnector

ANILMPLY · 08-15-2010, 20:30

change antena switch............

beerfoote1 · 08-16-2010, 16:16

Quote:

Originally Posted by ANILMPLY

change antena switch............

Where on board do we find the antenna switch?

uchihakira · 08-18-2010, 00:14

Quote:

Originally Posted by beerfoote1

Where on board do we find the antenna switch?

I think you need to replace the antenna, is the orange sticker below the loud speaker (where you connect the usb cable to the iPhone).

If that doesn't work, check your logic board. It might have a crack on the logic board. This worked for me.
How I recovered my iPhone's lost GSM signal!

08-14-2010, 18:22	#1 (permalink)
cpu2007 No Life Poster Join Date: Jan 2009 Posts: 508 Member: 936896 Status: Offline Thanks: 37 Thanked 14 Times in 14 Posts	Iphone 3g Weak signal I have this phone but don't know why the signal are very weak? most of the time with all the sims the signal point stays at one reason why several times calls cuts out. what is the problem with the phone? thank you

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08-14-2010, 18:26	#2 (permalink)
dani2080 Product Supporter Join Date: Jun 2009 Location: Abcyz. Posts: 4,039 Member: 1055074 Status: Offline Thanks: 2,440 Thanked 7,089 Times in 1,965 Posts	try to restore it via itunes.if software issue,then hope fully solve after restore,but u have to unlock it again.this is so easy.so restore it and post result.if u dont know how to restore.let u link.luck http://www.youtube.com/watch?v=9WU22SR-PVM

08-14-2010, 19:49	#3 (permalink)
cpu2007 No Life Poster Join Date: Jan 2009 Posts: 508 Member: 936896 Status: Offline Thanks: 37 Thanked 14 Times in 14 Posts	tried it but signal are very weak

08-15-2010, 13:29	#4 (permalink)
vlmobiles Freak Poster Join Date: Aug 2007 Posts: 396 Member: 560942 Status: Offline Thanks: 17 Thanked 72 Times in 49 Posts	In network options enable 3g and check it Disable 3g and check it if not solve Check hardware net work an****a cinnector

08-15-2010, 20:30	#5 (permalink)
ANILMPLY Freak Poster Join Date: Mar 2010 Location: *INDIAN* Posts: 303 Member: 1268409 Status: Offline Thanks: 22 Thanked 57 Times in 53 Posts	change antena switch............