[Q] 3G drops and lags my phone. - Epic 4G General

I've got the DK-28 modem flashed and I've flashed Mammon's Bonsai4all rom. I have great 3G signal everywhere...except work.
I listen to Pandora @ my work using the 4G connection (works very well there tbh). And while listening to it, my music cuts out every now and then because the 3G drops or reestablishes. The cut out is about 3/4ths of a second, but it can get very annoying when it constantly drops and recovers when listening to music. It also occurs whenever I'm listening to my MP3s on my SD card, so it's not a Pandora problem. And I've confirmed it only happens when my 3G drops and recovers. Is there a setting or something that'll fix my problem?

I'm interested too. This constant 3g disconnection lagging my phone even when I'm blanketed in 4g is very annoying.
Sent from my SPH-D700 using XDA App

bump. Don't think anyone will see this on page 2.

I have the same problem except its with 4G
Sent from my shoe, I mean....Epic shoe... I mean Samsung Epic! http://mobilehighway.blogspot.com/

bump, Last try before I give up. :|

Related

My 3G constantly shuts off

I got the DX the day it came out and really like the phone(minus the BS bootloader), but I've been having an issue with my 3G shutting off while I'm listening to the app RadioTime. I listen to ESPN radio every morning on my way to work and, but ever since I got the DX it cuts out every 5 - 10 min and I have to hit pause then play to get it running again. I know for a fact that it's not an issue with the app or even location because I've gone the same route using the same app with the Incredible and Droid1 before that with no issues. I've tried everything I can think of, such as leaving the screen on and changing the battery profile, but nothing works. I know others have experienced this problem, and it is so annoying, it's making me second guess keeping this phone.
Make sure Background Data is enabled and that the data sever shuts off during peak hours.
That's all I got. Sorry.
I second that, cypher. It fixed my 3G problem. Mine was doing the same thing with Pandora and I finally realized a week later that Background Data was the culprit. Now, if I knew how to fix the wifi.
Yes this is happening to me also. It kinda sucks, my GF with an ERIS gets perfect signal where I do not. Bummer.
My background data is enabled and I'm using the Performance setting on the battery manager.
Maybe try turning off the WIFI ?
I've noticed the same thing when using pandora. In fact my phone gets hot when this happens. It is always in a low signal strength environment. eventually it will return, but it takes a while.

Loss of signal when sending SMS/MMS?

Everytime I send an sms/mms my phone signal drops completely. Sometimes the messages send, sometimes they don't. I even tested this a couple times sending myself a text....anyone else experiencing this?
And yes I have tried restarting.
Sent from my T-Mobile G2 using XDA App
I've experienced this too, but only when I already have a pretty low signal. It never happens when I have a good signal (not based on the notification bar, actually reading the dBm).
ive had this issue with every tmobile phone i have ever owned. even my nokia n900 on tmobiles network had this issue.
lowpeezy said:
Everytime I send an sms/mms my phone signal drops completely. Sometimes the messages send, sometimes they don't. I even tested this a couple times sending myself a text....anyone else experiencing this?
And yes I have tried restarting.
Sent from my T-Mobile G2 using XDA App
Click to expand...
Click to collapse
Have you tried switching to 2g?
Sent from my T-Mobile G2 using XDA App
Whenever I'm in a car or a bus, I tend to lose signal or even the data connection. It shows the bars but no data activity, and or loses the five bars and is empty. Ill go in phone status and check the phone signals are all 0. This just started happening, I'm going to give tmobile a call.
Sent from my T-Mobile G2 using XDA App
this may sound dumb, but could it be the way you are holding the phone? much like my nexus one, i find that when i hold the phone landscape my right hand willc over up the bottom of the phone where the antenna is and my signal drops. depending on how weak it was to start, sometimes i kill my signal. my G2 isnt as bad as my nexus was but it still happens sometimes ive noticed.
Turbo Brian said:
this may sound dumb, but could it be the way you are holding the phone? much like my nexus one, i find that when i hold the phone landscape my right hand willc over up the bottom of the phone where the antenna is and my signal drops. depending on how weak it was to start, sometimes i kill my signal. my G2 isnt as bad as my nexus was but it still happens sometimes ive noticed.
Click to expand...
Click to collapse
It is not an iPhone!
No but it happens anyway I hold it. Landscape or vertical, it loses signal even when I'm at my desk in class and not moving it will drop signal and then take abour 5-10secs to get the signal again.
And also I realized that when I have 1 bar, it will lose signal and then get 5 bars. I'm thinking it doesn't do good at holding signal and transferring from tower to tower.
Lol. Its not the way I'm holding the phone. I'll have full bars, then soon as I click send, I have none....then it goes from E to H.
Sent from my T-Mobile G2 using XDA App
Only when roaming or on EDGE
I have only had this happen while roaming or on an Edge network. We are very fortunate in Lubbock to have HSPA and GPRS, only a couple of towers are pushing edge in this area. Usually once I return to a G or H, SMS/MMS goes through with no problems... May have something to do with the Radio Issue, the alleged ota will fix...

MyTouch losing data signal

I keep having a dropped data connection issue. Over the past few days it will randomly drop data where previously i would have around a 5mpbs d/l connection. Sometimes it will take me rebooting the phone to restore the connection. I am beginning to think my phone is having an issue. Has anyone else experienced data connection issues?
This is really annoying the hell out of me now when I have had no connection issues with this phone until the past few days.
I have had the same problem
Sent from my HTC Glacier using XDA App
Has anyone talked to tmobile yet about this? I am almost to that point.
I too have been having this problem but I thought maybe it was just because of the iced glacier rom...glad to know in not alone...
Please post questions in Q&A section.
I have this issue with my phone I would be connected to HSPA with full bars and tried to watch a YouTube video using the app and after a min it would stop buffering. This got me really frustrated as it has happened quite a few times I called T-Mobile and they are sending me a replacement as we speak maybe you guys should do the same
Seems like a phone call is in order.
I've noticed this too, in the last couple of days. It happened yesterday and today as well. I wondered if it was an issue with the radio and some ppp problems, thankfully today while I was at work I noticed that my phone dropped its data connection and I asked my co-worker to lend me his phone (same model) and his had no data connection either. I live in the Miami area, my guess was that T-Mobile is either expanding heir hspa+ network or just messing with their antenas. Let's hope that everything goes back to normal tomorrow otherwise I will have to make a call and figure out whats going on!
I just got my phone late last night, and the 4g network has been disconnecting me every 5-10 mins.
Same problem here.
Glad to hear that I'm not alone.
Sent from my HTC Glacier using XDA App
This is odd. The disconnections only appeared on the first day. It has been fine since then.
Yeah, this was happening to me too. Up until recently, my connection would be intermittent in my apartment, but solid when I'm out on the town. Thankfully now tho, its always solid at my apt. They were Prolly working on the tower by my apt cuz I don't remember doing anything different.
Sent from my HTC Glacier using XDA App
sorry to bump such an old thread, but didn't want to start a new thread for the same thing.
I am having similar problems with varying degrees on several different mytouch 4g's belonging to me/friends/family.
The data connection drops out occasionally requiring a restart to fix; phone calls still work. On most occasions, my phone in particular, loses data connection while I'm on a call, but regains it after the call ends. Is there a fix for this?
Thank you for bringing this back up, I noticed this has been happening to me too, it will lose data. I'll still be able to text and call but no data. If I go to settings, it says "turning on mobile data" and it stays like that until I restart.

Just got Shift, Having Data Issues

Well I just upgraded to the Shift from the Samsung Moment, but with the data issues I'm having it sure doesn't seem like. I cannot connect to 4G even though I'm in the heart of a 4G area (zip code 75001, just outside of Dallas). Every time I scan for 4G service, it just says Disconnected about 5 seconds later.
Using the Speedtest.net app, I'm averaging maybe 60-70kbps download speed on the 3G network. When I download apps the downloading generally pauses for several seconds.
For the record, I have done the data reset (##3282#), but that didn't help at all.
Any suggestions, or could it be I just have a bad phone?
Wes
AmishGuy91 said:
Well I just upgraded to the Shift from the Samsung Moment, but with the data issues I'm having it sure doesn't seem like. I cannot connect to 4G even though I'm in the heart of a 4G area (zip code 75001, just outside of Dallas). Every time I scan for 4G service, it just says Disconnected about 5 seconds later.
Using the Speedtest.net app, I'm averaging maybe 60-70kbps download speed on the 3G network. When I download apps the downloading generally pauses for several seconds.
For the record, I have done the data reset (##3282#), but that didn't help at all.
Any suggestions, or could it be I just have a bad phone?
Wes
Click to expand...
Click to collapse
Try updating your PRL and Profile too
BrandoKC said:
Try updating your PRL and Profile too
Click to expand...
Click to collapse
Done that a few times but still no improvement.
Hm
I think it would be wise to talk to a Sprint representative over the phone, or show the problem to them in person.
It kinda sucks to pay a $10 monthly surcharge for 4G if you're in the network and are not getting it (worse if there's no 4G nearby)
I myself have not used 4G yet (live right on the edge of the network)
They should hopefully help you out
I too have a problem with connecting to 4G but that may just be my area
I know you have probably already done this but I would try powercycling if you haven't already.
Try comparing it to the display. I noticed that the wimax radio is kinda deaf when compared to my old epic. It doesn't lock as often as the old phone. There might be an update that helps some of these issues.
herbthehammer said:
Try comparing it to the display. I noticed that the wimax radio is kinda deaf when compared to my old epic. It doesn't lock as often as the old phone. There might be an update that helps some of these issues.
Click to expand...
Click to collapse
Ok you need to reactivate the phone pretty simple to do
Get ur msl either from msl reader on the market or ask sprint
Go to dialer dial ##3282# hit edit mode and enter ur msl
Click on data profile then hit the menu button and click restore
Let the phone reboot and go through hands free activation again
Tada speeds should be back to normal!
Sent from my PG06100 using Tapatalk
Appears to just be the location I'm in at work. Just tested it while I was driving around and got good speeds: 4G (at 6-8 megs download) and 3G (.5-1 megs). So I guess my phone is good.
Thanks for all the suggestions.
Mine won't pick up at work inside. I step outside and it is fine. :-(
Sent from my PG06100 using Tapatalk
I'm having same problem. I did a side by side with my phone and the display in Sprint store...I got about 120 Kbps and the display got about 1200 Kbps.
I don't know if the store is doing the 3282 thing every day on the display, but when I do it I get a bump up in speed then it decreases again over time.
Mine does the same thing, I've had sprint smartphones for over 2 years and all have been at a constant 70-120kbs (kilobytes) however this phone averages about 30-40(kilobytes) using SpeedTest.net app and the meter is very jerky as if it's having trouble maintaining a data connection. Occasionally the phone will spit out 120-130kbs with a rock solid meter, but then will revert back to the constant 30-40kbs tests.
I've tried the ##3282## to reset the data profile, reformatted the phone a few times and updated the profile and PRL. My battery life is also not very good at all, and I'm assuming because it's having such a hard time keeping a cellular connection.
I hope the radio is not dead, and that a simple radio update would fix this problem.
I'm open to suggestions as this is really driving me insane, but I love the phone.
I was having a very similar issue, and when I checked ##33284# under evdo, it showed failed. Apparently 3G connection or not the phone shows the 3G icon.
I didn't know about the ##33284# field test, thanks for sharing. My Evdo status is connected. I noticed that both the Evdo & GPS list Latitude & Longitude and both of them are different, and are hundreds of miles off from my locations, seems a bit odd.
I'm hoping HTC is aware of the inconsistent data problem and will send an OTA update to correct soon.
I'm really disappointed in the 4G (maybe more of a Sprint issue than a Shift issue?). I can never connect to it very long before it goes back to scanning for a network so basically it's not worth the battery drain it causes. I'm primarily in areas that should get 4G easily.
Thats weird, at work, in Charlotte, my 4G flys, its almost faster than the wifi at my apartment.
First test was unplugged while holding it, 2nd plugged in while holding it, 3rd unplugged while not holding it and 4th was plugged in while not holding it.
I did get a test that sad 1.1m in between there, but I threw it out figuring it was a fluke.
I haven't done anything to the phone but remove the mp3, stocks, peep, nfl, and nascar apps. Haven't done the ##3282#. Seems pretty consistent on my end, then again it is 2:30 in the morning here, but it seems to be good for me all day.
It does seem that holding the phone makes a difference, to me at least.
what is considered good 3g speeds? Just tried mine at home and it is
509kbps down
63kbps up
this test done with the phone laying on the couch. Then I picked it up and did the test while holding
171 down
31 up
I only had 1 bar while doing these test. Seems as soon as I pick up the phone it the signal strength goes down.
also, by signal strength goes up when I have the keyboard slid out
just adding in about the speeds, i've been getting good signal and data rates everywhere i've been so far with the phone. then again, its winter, so i'm not traveling atm. We'll see what happens come may when i'm going through the mountains of WV.
and i can get good 4g while at work (close to DC, but not that close).
my speeds are: down/up
wifi -- 18mbps/7.5mbps (note, we have a 50mb/s pipe coming in the house)
4g -- 4mbps/1mbps
3g -- 0.8mbps/0.3mbps
i dunno if those are good or not, but gotta say, they beat the hell out of what my old PPC6600 got with its 1xRTT connection. cant wait to get tethering to work on this thing.
BrandoKC said:
I know you have probably already done this but I would try powercycling if you haven't already.
Click to expand...
Click to collapse
What is powercycling?
Sent from my PG06100 using XDA App

[Q] Loosing Data Service

This is my 3rd Sprint S4 over the past few months. All of the devices are loosing the 3g icon but will show bars. Voice and text works fine, data and 4g does not, i have noticed it usually happens when i leave a WiFi area and it has trouble switching back over to cell data. I can reboot the phone and about 80% of the times it will return to normal. I have used odin to reload to factory. I had my phone rooted only and recently install the Triforce rom to see if it was a software or Kernel issue. Same thing is happening on that rom as well. It doesnt matter where i am so i dont beleive its a tower issue. Any idea?
This happens to me as well. Just Sprint being crappy. Try turning airplane mode on and off, same effect as a reboot but faster.
I tried the airplane mode toggle but didnt seem to fix it. If i use even the "Hot reboot" option in triforce rom that doesnt fix it either.
Assuming this this is the same issue I always experience, there is no fix. It's a network thing. Is there 4G in your area?
What happens to me is my phone will be on 3G, then start receiving 4G, but it doesn't recognize that the data service is now different, so nothing works for 15+ minutes or until I toggle airplane mode on/off.
I take it you've tried just turning WiFi off?
Haha, yea, welcome to Sprint. Enjoy losing data when it's least convenient (such as when you need to use navigation or missed your exit and need to be rerouted). Oh well, the price we pay for unlimited data, right?
I have noticed the same thing since I activated my LTE radio. LTE is expanding in my area so I constantly go in and out of 3G and LTE service. Sometimes when this happens data just ****ing stops working until I enter airplane mode and then come back out of it (a reset works as well). For some reason (or it is just a coincidence) The problem has amplified since installing 4.3. Has anyone else noticed an increase in this problem since upgrading? This is absolutely a Sprint problem? Do we know that people have this same issue with other Sprint phones?
I have the same problem. From wifi to f data takes a little bit of time for it to switch over especially since the data toggle is gone with the 4.3 update. Unlimited plan is water downed from my experience compared to tmoblie. But tmoblie service was horrible.
Sent from my SPH-L720 using xda app-developers app
emerald2382 said:
I have the same problem. From wifi to f data takes a little bit of time for it to switch over especially since the data toggle is gone with the 4.3 update. Unlimited plan is water downed from my experience compared to tmoblie. But tmoblie service was horrible.
Sent from my SPH-L720 using xda app-developers app
Click to expand...
Click to collapse
Well Sprint's speed has always been an issue for most of us. That is no surprise. I at least expect to to work AT ALL which apparently it is incapable of doing recently.
JamieP87 said:
This is my 3rd Sprint S4 over the past few months. All of the devices are loosing the 3g icon but will show bars. Voice and text works fine, data and 4g does not, i have noticed it usually happens when i leave a WiFi area and it has trouble switching back over to cell data. I can reboot the phone and about 80% of the times it will return to normal. I have used odin to reload to factory. I had my phone rooted only and recently install the Triforce rom to see if it was a software or Kernel issue. Same thing is happening on that rom as well. It doesnt matter where i am so i dont beleive its a tower issue. Any idea?
Click to expand...
Click to collapse
If wifi is on 3g/4g is not there,, turn off wifi and you should see icon,, if you see bars it's most likely working :sly:
Edit just re read your post, I have the same issues sometimes and as posted above toggling on and off typical works for me,, good luck
Also is your network set to
CDMA/LTE/EVDO? Just throwing out ideas
Sent from my SPH-L720 using Tapatalk
I get this issue all the time & I have to do a battery pull to get my phone working again. Anyone flash a new modem which fixes this? The SGS4 is 10x worse than my HTC EVO 3D was with this issue.
pcfascist said:
I get this issue all the time & I have to do a battery pull to get my phone working again. Anyone flash a new modem which fixes this? The SGS4 is 10x worse than my HTC EVO 3D was with this issue.
Click to expand...
Click to collapse
Seems like a hardware problem based on your description. I am fully convinced that this whole flashing modems things is just a feel-good measure for people who have exhausted all other options. It was big in the Galaxy S2 days, but I have never seen any measurable difference between modems in any meaningful metric on that device. At least not one that could not be attributed to other factors such as signal quality and network load, and nothing consistent. A different modem isn't going to fix a hardware fault or magically improve Sprint's awful service.

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