Help please with data connection issues - Vibrant Q&A, Help & Troubleshooting

I have a rooted vibrant running stock Tom with the j16 update and my 3g works intermittently at best. Is there any fix I can do myself?? Its understandable if I were in a cave but I'm getting full bars and my signal strength is -89 dbm 12 Asus. Please please anyone. I'm almost to the point where I'm about to call T-Mobile and see if they can switch me out a different phone. I hate the idea of paying for the web and nit being able to use it. BTW, if I pull my battery off and restart the data connection will work for about 10 mibs
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I'm interested to see the answer/suggestions as well, I've been having the same issue.
It will work then not, a restart or going into flight mode and back will get it working for awhile. It does it over Wi-Fi too..(Sound familiar?)........... It's done it stock, rooted with OCLF, with ji6 and now even with Bionix 1.9

Yeah I mean my wifi works all the time but now even when I do the airplane mode it doesn't bring back my 3g data connection. Its driving me bat **** tho. How about u?
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How good it the 3G coverage in your area?
Try a market app called Map Viewer. At home I'm out of 3G coverage.

OK I will try to download it and let you know
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Do a factory data reset.
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well I found out from the map that my 3g coverage system work is supposedly non existence. Go figure. So I'm basically getting snippets of it. If I do a factory reset I will lose all my info right? And when you say reset do u mean using Odin and flashing stock 2.1?
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Do it from the phone settings, privacy. Yes, u will loose all yr apps, but save them using appsaver from android market first. Your new rom update will still be there. Hope this helps. Thats what I did to correct my 3g issue, just like what you described.
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thank u I will try that
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just throwing this idea out there. tmobile could be doing tower work in your area. i experienced this for awhile where data was just iffy and wasnt very reliable. this may happen on and off for a few days.

Related

3G Speed: Something is very wrong

Speed Test was showing a download speed of 0.06mbps and an upload of 0.10mpbs. I'm running Bionix V 1.2. Girlfriends Vibrant running 2.1 official (no hacked roms/kernels) is getting download speeds over 2.5mpbs on the download and upload is at around 1.10mpbs.
Does anyone know what the **** is going on? Pardon my language but this has been frustrating me all day, Pandora is dipping in and out, practically unlistenable and the browsing speed is been horrible.
I'm ready to just flash this back to stock and do this all over again but I'd really prefer an alternative...
I would try flashing a different modem. It seems like that would clear any issues up.
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notverycreative said:
I would try flashing a different modem. It seems like that would clear any issues up.
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+1
10 char..
Sounds like you're throttled. Check how much data you have used.
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He's right u could be throttle normally T Mobile will send u a txt message to let u know they throttle ur data speeds.
j0a0a7 said:
He's right u could be throttle normally T Mobile will send u a txt message to let u know they throttle ur data speeds.
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Yeah, I'm getting pretty good speeds with Bionix v 1.2. (2.5mb down) It could be you are getting poor reception with the new modem though, but I'm guessing you are throttled just like everyone else suggested.
after my first reboot with 1.2 my speeds were very poor, like .2 down, .3 up. Then I rebooted again and I'm back to where I should be. Check to make sure you're not throttled and give it a reboot.
Take a deep breath and reboot.
I had a similar issue and called tmob; they reset my connection (?) And told me I could pull my battery and wait ten minutes then boot up to fix it also.
My issue: I was unable to get any 3g connection and it wouldn't switch to edge. I switched to gsm manually and edge worked. I'm not clear on why it happened though or why switching to gsm manually worked. (I'm stock and this all happened before the froyo update)
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notverycreative said:
I would try flashing a different modem. It seems like that would clear any issues up.
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This.
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GSB v2.1 | GingerBread 2.3.3 issues with 3G??

Can't quite post in the DEV section, I'm wondering if anybody is experiencing issues with this ROM and Cricket?
Everything works great, then I make a call and I lose 3g, the market tells me no network connection, so it's not an APN issue. I disable and enable the mobile internet and it's back until the next phone call. I haven't seen it mentioned anywhere else yet.
Some things to try;
Wipe dalvik
Run fix_permissions
Update prl
Set mobile data to national roaming.
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Just did all that, still having the issue.
Tried tethering with Gingerbread, after 40mb I lost 3g again
Seems to be happening after extensive data usage as well. Also let Maps run for a while, I checked on the phone and it lost data connection as well. Going to try logcat, see what happens.
I used to have the same issue in 2.1 stock, I had to get a replacement through VZ as a warranty issue.
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It never really had this issue though. As a final resort I'm going to wipe it completely (including SD card) and try again with the ROM. I really like Gingerbread features but can't live with this issue.
the kid escobar said:
I used to have the same issue in 2.1 stock, I had to get a replacement through VZ as a warranty issue.
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How did you warranty exchange based on tethering not working when the only official way of tethering with Verizon is by paying for the ability with an officially sanctioned tethering device?
I was referring to losing 3g and mobile coverage, I wasn't tethering, but his issue sounded similar. It actually happened most to me after a phone call or text message.
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the kid escobar said:
I was referring to losing 3g and mobile coverage, I wasn't tethering, but his issue sounded similar. It actually happened most to me after a phone call or text message.
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Oh, I see, I was like WTH? Hehehehe. That makes sense.
Im on GSB 2.2 and still having the 3g problem.
I posted a link to this thread for workshed to check out for you dude.
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Stock 2.2 wifi calling problems

So my wifi calling on a stock 2.2 vibrant, upgraded with kies mini, was working yesterday and now all of a sudden it says some error or tmobile network but I get full bars near a window, and in settings and the notification bar it says t-mobile network and also says my data is 2g. I dont know what went wrong but I kinda liked wifi calling and want it back, if possible without reflashing my phone. I tried erasing user data cash factory reset all that good stuff and even ran it from the start but nothing. Help would be appreciated greatly and thanks to anyone who does.
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Sorry but it randomly started working if a mod could delete this it would be greatly appreciated
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market apps wifi only

my photon only downloads apps when on wifi not 3g. how do i fix it so it works on 3g???????
3G Data is too slow to use to download applications, it can take about 15 minutes to even begin to download an application. Sprint 3G is about 10kbps, if that, and that is not fast enough to download an application.
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Umm no thats 1x, I average 600-2800 kbs. You Sir may not have 3g in your area.
To answer the orginal question, really big apps require because not everyone has unlimited data.
deedscreen said:
3G Data is too slow to use to download applications, it can take about 15 minutes to even begin to download an application. Sprint 3G is about 10kbps, if that, and that is nit fast enough to download an application.
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My mistake, I was wrong, my data speeds are 630kbps+, and Sprint is planning to do 3G/4G data speed, and voice upgrades within the next 6 months.
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go to market and hit menu and it should have the settings on how to change it
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I think there is something else going on. Mine works as expected, but my buddies photon will only download over wifi too. I made sure that all the settings are the same and even uninstalled the market updates, cleared the data, and let it reinstall. Its pretty weird. The only thing that I have not looked at is the build.prop. He is on the latest stock ROM and is not rooted. We are in a 3g area for what it is worth.
Any other ideas?
Go to settings, Battery and data manager, Data saver. if that is enabled it will not download apps or app updates unless you are on wifi.
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LoneRider said:
Go to settings, Battery and data manager, Data saver. if that is enabled it will not download apps or app updates unless you are on wifi.
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Nailed it. I didn't even think to check that. Thanks.

unreliable tethering

my tethering seems very unreliable. im using the latest wifi tether apk but thats irelevant as i have used many versions but the problems persist. allow me to explain, im in no way new to android nor tethering. i have followed all the steps to get 4g tethering speeds ( toggle data off, disable 4g re enable and so on) the thing is i cant get a stable connection from my laptop or my xoom for more than 20 mins. the connection either goes idle or the phone just restarts or i simply get disconnected from it. im just wondering whether it' s just me or whether this a common problem among photon users. many thanks and great forum.
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I believe the 4G on your phone becomes idle. Just a guess.
I have heard this happens to other Photon users as well. Not sure what the cause of it is or the fix. I'm going to try some things out when I get time and see what mine does. I've never tried to tether for that long of time before. Will post back if I find out anything new.
**I can only test 3G. No 4G in my area.
Are you rooted or using a rom?
**Ignore this (my) post...had something but changed my mind***
thanks. yes rooted & stock
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i can torrent nd get bout 10+ mbps download running through tether for 3 hours no problem. could even get on gears of war on my xbox while tethering no lag no problem
favorite tethering app- open garden tethering (easy and you can lower the transmit power for huge battery life increase, i keep mine on the lowest available) but wifi tether if i need specific settings
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thanks for your reply. im so jealous lol i do also get very fast speeds the only prob is that is they are not consistent. phone either reboots or drops the connections. i will try the app you mentioned also
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maybe think about visiting the store you bought it from or a sprint repair store..? ive never had problems with tethering even being rooted on my htc hero tethering was easy as pie at 2-3mps(3G) or rsdlite the latest spf maybe?
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well i think i found the problem. i simply turned off wifi encryption and now it works flawlessly. go figure...thanks for the replies everyone.
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wow.. such a complex answer. haha xD
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moxiot said:
well i think i found the problem. i simply turned off wifi encryption and now it works flawlessly. go figure...thanks for the replies everyone.
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Year I found that out too ..
Also if you start wifi tether first,
then turn on 4g ...
4g tether works for me using
wifi tether 2.06
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honestly open garden tethering works flawlessly for me, i have problems with every other app usually
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