Signal suddenly very poor - Galaxy S II General

Hi Guys,
Yesterday my Galaxy S2 suddenly stopped picking up signal. It basically spends most of its time with either no bars or displaying a big circle with a line through it instead of the bars.
I went for a drive around town and it occasionally picks up a signal but usually only 1 or 2 bars, and it doesn't keep it very long.
I tried upgrading to the latest firmware using KIES and also tried a factory reset. No luck.
I tried my sim card in another phone and it worked fine. Tried another sim card in my phone and again got no signal.
Any ideas what it could be? I'm thinking the antenna is broken or something .
Any thing further I can do to diagnose/troubleshoot it? This is my first android phone so please treat me like a complete noob
I have not rooted or put on any custom roms, etc.
Cheers,
Martin

If its an unhacked phone clean the sim card make sure its seated .
Factory reset you have done so i would return to vendor .
jje

Is there a way to tell if it is trying to use the internal antenna or external?
Is there a way to force it to use the internal antenna?

Actually I got a same problem like you. And I had rooted it. Hoho~~
I contacted with Samsung servive centre, they said it's a small problem, but don't took long time and money on it within warranty.
I will go ther again with my receipt.

kevinsunuk said:
Actually I got a same problem like you. And I had rooted it. Hoho~~
I contacted with Samsung servive centre, they said it's a small problem, but don't took long time and money on it within warranty.
I will go ther again with my receipt.
Click to expand...
Click to collapse
they will accept exchange after rooting ???
as i know rooting will end ur warranty ??

kevinsunuk said:
Actually I got a same problem like you. And I had rooted it. Hoho~~
I contacted with Samsung servive centre, they said it's a small problem, but don't took long time and money on it within warranty.
I will go ther again with my receipt.
Click to expand...
Click to collapse
Hi,
Thanks for your reply. I've actually sent mine to samsung for warranty repair too, unfortunately becuase I am in Australia and bought the phone from the UK I had to send it back there, and due to a customs hold up it only got to Samsung yesterday .
However, the information in your post gives me hope that it won't take long for them to repair it and they won't kick up a warranty fuss, so hopefully I will have it back soon.
Cheers,
Martin

Related

My problem: No phone service on P3600

Hi people,
My first post and unfortunately for a big problem...
I entered into a subway this morning and lost the sign (normal, of course) but now more than 10 hours later I still have no service, it shows the antenna and a ! next to it only.
I have tried the following:
- On commanager, The flight mode is NOT ON and the phone mode IS ON.
- Soft reset
- Hard Reset
- Tested the SIM card in a different cellphone, works OK.
- Tested a different SIM card into my P3600, no service.
It can't even find the a network when I set it to manual.
Please, any help can be useful...
thanks!
Claudio Henrique
try coming out of the subway
but seriously it sounds like it's knackered. Could try re-flashing the firmware.
another thought. Have you tried a sim card of a different mobile operator in the 3600 ?
Yes yes, lol, I forgot to tell that I came out of the subway...
Anyway, I think all I can do now is try reflashing. I have the original ROM 1.15.405.5...
I have just finished the reflashing and after all I still having the same problem... no phone service... My SIM card is working fine when I test it in my old motorola phone...
Anyone else have an idea??
thanks...
claudiolimao said:
I have just finished the reflashing and after all I still having the same problem... no phone service... My SIM card is working fine when I test it in my old motorola phone...
Anyone else have an idea??
thanks...
Click to expand...
Click to collapse
Hardware problem?
anonimo said:
Hardware problem?
Click to expand...
Click to collapse
It really sounds like you've been methodical and covered all the possibilities. I hate to say it, but it may be time for the service center or retailer if they would take it back. The good thing is that you got your original ROM back on the thing so they can't complain about that. Good luck.
have you tried a different network operators sim card in the phone?
the phone's imei could have been barred from your current operator.
Yes, I have tried a SIM card from a different carrier, didn't work.
I'm sending it tomorrow to Teleservice in Germany (is it a good repair company?) to fix it up, let's see what happens.
Thanks guys!
good luck.
Hi guys, I'm back. I sent my P3600 for fixing and they replaced the mainboard and works fine.
But, when I lose the sign the phone just take forever to restablish it. Today I came out of the subway again and the phone din't get service and I had to soft reset it...
And thats what happened the day before I sent it to repair... I fell like it's going to happen again!
Try to take another road.
Svenitos said:
Try to take another road.
Click to expand...
Click to collapse
I can't believe you went there...
lol
claudiolimao said:
Hi guys, I'm back. I sent my P3600 for fixing and they replaced the mainboard and works fine.
But, when I lose the sign the phone just take forever to restablish it. Today I came out of the subway again and the phone din't get service and I had to soft reset it...
And thats what happened the day before I sent it to repair... I fell like it's going to happen again!
Click to expand...
Click to collapse
If i were you i'd start taking the bus!!!
Yes yes, your suggestion is valid... lol, but I'm serious, I don't know why I need to soft reset the device every time I lose service... that is annoying!
How many second a HTCP3600 need to find service when you turn it on or do a soft reset? I mean, what can be considered a normal behavior?
When I turn it on, it stays with the "!" for about 5 minutes and only after that time I get service... but sometimes I get no service at all....
I got in touch with Teleservice in germany, which replaced my mainboard, to see if they can give me some advice before I need to send it overseas, again, for repair... or replacement if possible!
If someone have an advice I would apreciate...
Thanks!
claudiolimao said:
How many second a HTCP3600 need to find service when you turn it on or do a soft reset? I mean, what can be considered a normal behavior?
When I turn it on, it stays with the "!" for about 5 minutes and only after that time I get service... but sometimes I get no service at all....
I got in touch with Teleservice in germany, which replaced my mainboard, to see if they can give me some advice before I need to send it overseas, again, for repair... or replacement if possible!
If someone have an advice I would apreciate...
Thanks!
Click to expand...
Click to collapse
I always get a service within 5 seconds or something.. So there is definately something wrong with your device/simcard/provider.
claudiolimao said:
Yes yes, your suggestion is valid... lol, but I'm serious, I don't know why I need to soft reset the device every time I lose service... that is annoying!
Click to expand...
Click to collapse
Well you know what they say ,he laughs best who laughs last,anyway ,what you described happened to me as well ,yesterday i too was using the subway here in Athens and when i got home about five hours later i noticed that i had no phone service just an exclamation mark,i siftreset the device and the signal came back.

SIM CARD Stuck inside AMEO! help

I have been having a battle with T Mobile ever since the day i got my ameo. I was having a problem getting the sim to register so after looking at the little picture of the simcard with the arrow under it I gently pushed it down a bit thinking it may 'Click' in like a memory card.
Unfortunately the simcard just kept moving and literally slid past the reader directly into the phone! and could not be removed.All you could see is the top edge at the bottom.
T mobile have said it was MY fault and voided my warranty but surely NO PHONE should allow this to happen.
A private phone repair shop has removed the simcard and said that nothing was broken inside the phone so therefore there was nothing in place to stop this happening.
I phoned HTC and the guy said that he could not push a simcard into the phone when he tried.
Has anyone else had this problem?
Has anyone got any advice on what i should do?
Its so annoying surely it is a manufacturing error to allow a card to go into a phone!
My first Ameo wouldnt recognise any sim. I returned it and got a replacement.
If the sim is out of the phone now and its working (ie, you can put it in so it works) dont worry. If it still wont work, just report it (but dont mention it going inside) as a broken phone, DOA. They will replace if its brand new, they HAVE to directly replace it up to 14 days after purchase.
this all happened 30 days ago!
the phone has been to tmobiles repair people and to this private firm who have removed it.
its a long long story
i dont want anyone to mess up their phone but i would like to know if anyone can push their simcard past the sim reader.
I am going to argue that it is a manufacturing error not my fault as the HTC tech person said his ameo/advantage would not allow this to happen.
IMHO The Simcard holder is absolutely awful in the Ameo. Its not entirely obvious the first time which way in it should go and I found that it will take a card the wrong way (upside down). And once its in, its pretty darn hard to remove it again. Just glad I've not had these issues.
First - if the problem happened in the first 14 days (never mind how long ago that is now), T-Mob should replace it. I have found you have to argue with them but eventually they give up.
If not, did you not get the T-Mobile insurance? If so, make a claim for accidental damage?
i didnt take out insurance, so i guess i will have to argue my case.
i should get it back today so i will take it from there.
my missus even offered to join TMOBILE so i could get another phone as my bday present! but thats gonna b a last resort.
Basically the phone should not allow this to happen IMO
spacecat said:
Basically the phone should not allow this to happen IMO
Click to expand...
Click to collapse
I agree - and it is an odd design (as is the flap which covers the relevant slots). Good luck.
well looks i have have had a result!
I got it back to day and its now working , however its a bit scratched
Tmobile are going to replace the handset!
Glad to hear they are finally doing the right thing. I was going to say, persist.
But its sorted now, so you can finally relax and enjoy your phone.
cheers for that chaps i was getting a bit stressed about it all!
i have been streaming live Tv via ORB on my high speed unlimited connection , SUPERB!

[Q] HTC Surround will not boot past white htc screen.

Hi I just recently applied the nodo update through chevronwp7. A few days later (today), I tried to sync with zune and had an error and would not read the phone correctly, I cant remember the message.. So I shutdown the phone then turned it back on thinking it would resolve the issue. But instead the phone gets stuck at the white htc screen( the first screen that comes on after pressing the power on button).
I have flashed ansar's cingular rom successfully several times, Tried the Windows Phone Support Tool......No luck. Will not get past the white htc screen, the only way to turn the phone off is by pulling the battery.
Any help would be greatly appreciated, bought the phone from ebay for my original at&t contract.....No Warranty that I know of. Sending it in for repair is not an option. Does anyone know of a possible fix? I am using Win7 x64.
Thanks, CheSley
It's borked, this has happened twice to me now. My devices were covered under warranty though. Sorry.
http://forum.xda-developers.com/showthread.php?t=884142
This also happened to me. However my phone was still locked.
I bought mine on Craigslist so technically I couldn't claim it under warrenty but I talked to a guy at an ATT store and he said call anyway because 50% of the time they are to lazy to check. I called, was sent to a device center down the street and had a brand new Surround within an hour.
I'd suggest trying a call to ATT you might get lucky.
Fixed..
Hi there,
I also had this happen to me and unfortunetely I had one little red dot on the water sensor by the USB port so they wouldn't warrenty it for me.
Today i fixed the phone myself and it's up and running perfectly. With my issue i guess it was the SD card... Completely fried and unusable on anything. Once i put in a working SD card and rebooted the phone everything was running fine again.... It was a fresh start had nothing remembered except the stuff you purchased with your windows Live ID.
You do have to take apart the phone which could void your warrenty but this didn't matter any more in my case and i had nothing to lose..
Wasn't to hard at all..
Hopefully this helps someone else!
Coockoo said:
Hi there,
I also had this happen to me and unfortunetely I had one little red dot on the water sensor by the USB port so they wouldn't warrenty it for me.
Today i fixed the phone myself and it's up and running perfectly. With my issue i guess it was the SD card... Completely fried and unusable on anything. Once i put in a working SD card and rebooted the phone everything was running fine again.... It was a fresh start had nothing remembered except the stuff you purchased with your windows Live ID.
You do have to take apart the phone which could void your warrenty but this didn't matter any more in my case and i had nothing to lose..
Wasn't to hard at all..
Hopefully this helps someone else!
Click to expand...
Click to collapse
Good call, I was thinking it was a storage failure, but as I said mine were covered under warranty so I never voided the stickers But, if you have nothing to lose grab a small torx bit (t-4 I believe) and try it out. Then report back here.
RE
kdj67f said:
Good call, I was thinking it was a storage failure, but as I said mine were covered under warranty so I never voided the stickers But, if you have nothing to lose grab a small torx bit (t-4 I believe) and try it out. Then report back here.
Click to expand...
Click to collapse
Hi all and thanks for the quick responses. I actually just tore mine down a few minutes ago, pulled the sd card, re-flashed with original rom and it worked... luckily i have old 4gb card that might work. So far the phone says "installing apps" in the initial setup. hopefully it works... Thanks Everyone.
SD Card
I have the same problem, and no chance to claim the warranty cause I'm at Brazil.
I didn't understand what are you talking about the SD Card, this phone don't have SD Card. Did you disassemble the device?
Yes you'll have to disassemble the device to get to the card. From what I've read it's not that hard to do. Good luck.
Yeah I had that same thing happen to my Surround but luckly I had warranty. I tried everything possible to fix it but nothing seemed to work.
This same thing happened to me... I think my phone is still covered under warranty, but I have a very bad tendency to lose my receipts... So hopefully I can go and get a copy from the at&t store and get it repaired or replaced...
Excellent!!!!!! I had the same problem. I changed the SD and problem sold.
MUCHAS GRACIAS!! PURA VIDA
ok, I wll try changing the SD card
cirojascr said:
Excellent!!!!!! I had the same problem. I changed the SD and problem sold.
MUCHAS GRACIAS!! PURA VIDA
Click to expand...
Click to collapse
Nice thanks helped my friends phone out too.
Amazing i had the same situation i just removed the sdcard and replaced it and walaaaaaaa my htc boot normaly again.. thank you guys....

[Q] S4 i9505 screens failed

Alright so basically my phone was working perfectly fine 1 hour ago, and I was using whatsapp and all off a sudden my screen started flickering and green lines and stuff started appearing so I pulled the battery and booted again and now my screen is not working at all. the buttons still light up and I can mess around with the volume etc. The phone needs to be sent in for repair. My problem is that my phone is rooted and needs to be unrooted. its also on a custom recovery and it needs its flash counter resetting.
also is the screen dead or gpu?
digitizer doesnt seem to be working even though the screen wont power on, therefore I cant unlock the phone by pattern.
how would I go about doing this? could anyone point me in the right direction any help would be great.
Thanks.
icecoolwas said:
Alright so basically my phone was working perfectly fine 1 hour ago, and I was using whatsapp and all off a sudden my screen started flickering and green lines and stuff started appearing so I pulled the battery and booted again and now my screen is not working at all. the buttons still light up and I can mess around with the volume etc. The phone needs to be sent in for repair. My problem is that my phone is rooted and needs to be unrooted. its also on a custom recovery and it needs its flash counter resetting.
also is the screen dead or gpu?
digitizer doesnt seem to be working even though the screen wont power on, therefore I cant unlock the phone by pattern.
how would I go about doing this? could anyone point me in the right direction any help would be great.
Thanks.
Click to expand...
Click to collapse
just take it to customer care and get it repaired if under warranty also the people in care are wierd i guess when my phone was bricked it was rooted also they did not asked a thing and i got my phone repaired so go for it
good luck :good::good:
aditya rathee said:
just take it to customer care and get it repaired if under warranty also the people in care are wierd i guess when my phone was bricked it was rooted also they did not asked a thing and i got my phone repaired so go for it
good luck :good::good:
Click to expand...
Click to collapse
Just booked my phone for a repair, they're going to send me out a prepaid package box so I can send it to the repair center. I hope they dont check the flash counter LOL! its on like 1-2 I think. phone just needs its screen replaced so i guess it'll be alright. its not like rooting a phone can mess up the display.
icecoolwas said:
Just booked my phone for a repair, they're going to send me out a prepaid package box so I can send it to the repair center. I hope they dont check the flash counter LOL! its on like 1-2 I think. phone just needs its screen replaced so i guess it'll be alright. its not like rooting a phone can mess up the display.
Click to expand...
Click to collapse
yes that's it dont worry they wont inspect further they will just replace your screen
now you should cheer up brother :laugh::laugh::good::good:
aditya rathee said:
yes that's it dont worry they wont inspect further they will just replace your screen
now you should cheer up brother :laugh::laugh::good::good:
Click to expand...
Click to collapse
Just got a text saying that the repair center has recieved the phone and its now going through the screening process.
I'll keep you updated. Samsung UK has assigned my phone to be repaired at a company called intercity service center in Birmingham.
icecoolwas said:
Just got a text saying that the repair center has recieved the phone and its now going through the screening process.
I'll keep you updated. Samsung UK has assigned my phone to be repaired at a company called intercity service center in Birmingham.
Click to expand...
Click to collapse
If u need more info about this SAT: HERE
icecoolwas said:
Just got a text saying that the repair center has recieved the phone and its now going through the screening process.
I'll keep you updated. Samsung UK has assigned my phone to be repaired at a company called intercity service center in Birmingham.
Click to expand...
Click to collapse
Yeah keep me updated
hope you get good news
aditya rathee said:
Yeah keep me updated
hope you get good news
Click to expand...
Click to collapse
My phone was assigned an engineer today, and the phone has now been repaired! it says that the "PBA Main" had been replaced, which im presuming means the motherboard. Just now need to wait for it to be sent back
Thanks for your support my friend.
icecoolwas said:
My phone was assigned an engineer today, and the phone has now been repaired! it says that the "PBA Main" had been replaced, which im presuming means the motherboard. Just now need to wait for it to be sent back
Thanks for your support my friend.
Click to expand...
Click to collapse
ok now thats some good news :laugh:

Data network loosing frequently

Dear all members
My galaxy g 2 data network I loose frequently . Sometimes I don't get for 10 hours. I tried auto network mode ie 2g3g but no result.
I make on off for a couple of times then sometimes it give me network on.
Some times in case of emergency need it's not working.
And yes no problem in Service provider network they make analysis and sure that coverage is fine. Also in my old lg optimus black the data network is working always fine. In need I have to use portable hotspot of lg.
Please Help
Thanks to all for reading .
And thanks in advance for Help
Sent from my SM-G7102 using XDA Free mobile app
Same problem here. please anyone help to solve it
happens with me sometimes...for me i found it to be service providers fault..put the sim in another slot and see..dont use dual sim...the other slot hangs sometimes...
I bought my phone in februari, after one month this problem started. When i restart the phone i can work with it a few days after it start over. Within a week u can not work with the phone any more becose it allso blocks when i whant to do a call. I have to reset it then. After three weeks it al starts over. This problem is with connection for calls, for data and for gps.
I writed the problems to samsung, they send me to a offical samsung repairer for free repair with my garantee. They said that i had cut sims and the problems maight be this, so i bought 2 new mini sim cards. But no fix. Then i gave the phone for a week to the repairer, they gave it back to me, i saw they had reset my phone, after three weeks the problems restart. So i beleve they just reset my phone and that took a week. I went back to the repairer with the same problems. Then the phone staid two weeks there. They get an update cernell with kies they said. But after three weeks i had the problems again. I went back to the repairer and they said that the phone is an import and beause of that they could not do anything more, they send me back to the seller.
So i went back to the seller. They took the phone for five weeks and answerd me that there are problems with the motherbord, costs are 250 euro, this problem was made by manual shocks like a fall or something, they sey there ara some scarves on the phone. So it was my fault and the garantee is void. They just send me the phone back without repair and don't belave that the problem was there sinds i baught the phone.
I'm vary mad, i just want to hit the phone with a hammer, that woold be a real manual schock.
In the meen while, my friend gave me a reserve phone with broken glass buth very good working phone.
I think i'll buy a new phone, i chinees or something, no expensive samsung that doesnt work properly and a service blaming me with that. At the end i lose 400 euros.

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