[Q] No 3G; Complete Data Loss. - Thunderbolt Q&A, Help & Troubleshooting

Hey all! So...after struggling with this problem for a couple weeks, I've finally decided to get some help. I have an HTC Thunderbolt, currently running MIUI-Vicious-ICS-4.0, with 2.6.35.14-imoseyon-5.1.0AOSP+ Kernel. Also, the baseband is 1.48.00.0906w_1,0.01.78.0906w_2.
The problem is that I don't get 3G at all, and often I loose data completely. Very rarely do I have even 3 bars of 1x. WiFi still functions though. I've had this problem on many ROMs (CM7, MIUI, DasBAMF) so I know it isn't the ROM. I'm paying for data every month so it sucks not being able to use it
If you need any more details, feel free to ask. ANY help on this would be VERY appreciated!
Thanks!

Take the phone back to stock, radios and all. If still no data, phone is screwed. But right now, no ics Roms for the tb have data working
Sent from my ADR6400L using XDA App

So after I go stock everything and it works, can I root again? Because the very first time I had rooted my phone, I flashed CM7 and everything was working fine before I decided to switch ROMs like a mad-man.
I have a nandroid backup that I made right after rooting my phone, it has stock everything. Do you think I should try that to see if it works before messing with anything else?

Yes, you could try your backup.
Sent from my ADR6400L using XDA App

Related

[Q] I lost my 3g connection after flash SC 2.9

Hey guys!
Sorry for the endless posts. I just flashed superclean 2.9 for froyo and now I have no 3G connection, only wifi. When I pull down the notification bar, it shows Mobile Data is on, but...it's not.
Is there any solution for this issue? I have tried *228 and 2 several times; at first time, it worked for a while, but it disappeared soon.
Just for sure, My original modem was EA28, so I have flashed DL09 when I flash SC, and now I flashed DJ05. Everything works perfect, but still no 3G connection. I'm so frustrated :-( If I go to Verizon guys, then they must be like it's my responsibility. What am I suppose to do?
Thanks!
Others experiencing the same issue have found that activating another phone and then re-activating their fascinate helped restore a data connection. You can try that or if you decide to take it in to verizon just make sure you flash back to a stock unrooted rom and they shouldn't have a problem with.
Sent from my Droid using Tapatalk
I'm not sure, but is S.C 2.9 made to run under a modem less than dl09?
yeah but dj05 is also eligible to use SC rom.
Sent from my SCH-I500 using XDA Premium App
why don't you use the eb01 modem?
Had to restore to stock and go to verizon. They couldnt figure it out. I said it just updated and since i had lost data. Replacement came in the next day.
Sent from my SCH-I500 using XDA App
You need the DL09 Modem for SC 2.9. My 3G works fine though, even worked without the DL09 modem, messaging wouldn't work right without the DL09 though. At least that's all I noticed not working properly.
Did you clear data and cache and such before flashing to the SC? Have you tried it again? Still running the stock kernel?
I had the same problem, but I was on stock, no 3G at all, called Verizon, they sent me a replacement at no extra charge. Now my 3G works fine.
I've been having the same issue, but i got it back after turning on&off my debugging & my wifi. it's take a few minutes thou
hope that helps!

[Q] Vibrant Root and Data problems

Just a quick question about rooting the phone and having data issues. Is it true that some vibrants run into data issues after being rooted? I am on my second vibrant and it never fails to let me down when I need data. Does anyone else experience this? Data drops on several different roms, kernels, and modems; also drops on rooted stock roms. Im about to just trade this P.O.S. in for something else. Ive never had this problem on my G1 or my Mt3g.
Thanks for listening.
Jay
Just rooting? NO.. no data issues at all.
Did you flash CM7?
Does the IMEI match that on the back of your phone?
Have you gone back to stock JFD and then tried again (meaning not rooted)?
The only time I've heard people with issues is when not backing up their EFS when going to CM7 and back.
Thanks for you reply, I have gone back to stock (going to do again when I get home) but it seems that every rom I try I have data drop issues after a few days of use, even on the stock rooted roms. I had the same problem on my other phone which is why I turned it in. Just cant believe that both phones had exact same issue.
Update:
I have verified that there is some bug w/ rooted phones and data. I have unrooted phone and I have not lost data once in the last 3 weeks. Before being rooted even with a stock rom I would get 3-5 days max of data running before having to re-install rom or do factory data reset. Does anyone else share the same issue, or if anyone knows a work around for data on rooted phones that would prevent the data drop.
thanks,

[Q] LTE issues, multiple roms/radios Help!

I flashed the mr2 radio a few days ago and decided I would wait till more roms came out based on froyo not, wasn't having the best of luck with the gb variety. But after flashing radios and multiple roms I now barely get my 4g to work. It will connect, sometimes, and when it does it drops off and then back on and repeat. Sometimes data works before it does its things.
I have been an avid flasher of my 2 Android phones and I've tried everything I can think of and find online to fix this. Fixing permissions, flashing a different radio/rom, going back to stock.
Now back on mr2 radio/debloated rom. And still has issues.
Please any help would be appreciated! I'm pulling my hair out.
Sent from my ADR6400L using XDA Premium App

Broken 4G data on AOSP roms

I've had my thunderbolt for over a year now and its been rooted for most of that time. Up until recently everything been working fine. I was running CM7, but for the past few weeks I haven't been able to get data when connected to 4G. The 4G icon shows up but is grayed out, but when I toggle airplane mode it turns blue but still does not work. My first though was that my radios were wrong so I flashed a bunch of different radios but none of those worked. Next I tried flashing a bunch of different roms (all AOSP because I hate sense), no help. I finally figured it was my SIM card so I got a replacement from verizon.
So none of this worked and on a whim I decided to flash a sense based rom, and 4G worked!
Is this a common problem with thunderbolts or does anybody have a fix for this? I really want to switch back to CM7 (running MIUI with no MMS right now).
EDIT: I forgot to mention, for some reason 4G data works on the MIUI rom I'm currently running. So for now I'm opting for speed over MMS.
For anyone interested my radios are currently:
LTE: 0.01.79.0331w_1
radio: 1.49.00.0406w_1
-Nex
Hello,
I have had my tbolt rooted for over a year as well, I am a flashaholic and never had a data problem, maybe u need to switch ur kernel, I'm on ziggys kernel and I've been on since it released and never had a problem, I never really changed my radio, hope this helps.
Sent from my ADR6400L using xda premium
There are 4G issues with AOSP, you get slower data speeds and for some reason my coverage recording maps don't record 4G properly when using AOSP. Sense works fine.
jonah1234 said:
Hello,
I have had my tbolt rooted for over a year as well, I am a flashaholic and never had a data problem, maybe u need to switch ur kernel, I'm on ziggys kernel and I've been on since it released and never had a problem, I never really changed my radio, hope this helps.
Sent from my ADR6400L using xda premium
Click to expand...
Click to collapse
I did switch to imosyens lean kernel on a few roms after things started acting up. I don't think my kernel is the issue though, seeing as I was running CM7 for so long with no problems.
–Nex
geoff5093 said:
There are 4G issues with AOSP, you get slower data speeds and for some reason my coverage recording maps don't record 4G properly when using AOSP. Sense works fine.
Click to expand...
Click to collapse
Odd that it worked for so long and randomly crapped out. You wouldn't happen to know of any fix or work around to this problem, would you? I really just can't stand the notification menu and icons that come with sense.
–Nex

Newly rooted TBolt won't find 4G?

Hey guys. Little new to the TBolt crew here.
I've been rooting for a bit. Did an HTC Hero, a DROID Eric, an Incredible... Now I've got a TBolt sitting here that I just rooted about an hour ago. It was running 4G just fine both before and after the root, but after installing a CM7 ROM (SFK's to be precise) I haven't seen 4G pop up since. I've tried a couple other CM7 roms, but nothing seems to make a difference - it only runs on 3G.
I was thinking it might be a radio problem, but admittedly I'm pretty novice with this stuff. I just flash what sounds interesting, and if it's not as stable as I'd like I find something else to flash. Does anyone have any ideas what's wrong? And what I can download to fix it?
EDIT: After giving up and deciding to go back to my backup of "stock" that I'd just made... now it's failing to properly back up. This wonderful error about data being corrupted with the only button available being "I'm Feeling Lucky" and still no 4G, only 3G. Now I'm at a complete loss.
I have a Nexus sitting next to me clearly connected to 4G just fine, so I know it's not a network issue. What the heck is going on here?
I'm sure you have, but never know... have you checked your wireless network settings?
Settings--Wireless & Networks--Mobile Networks--Network Mode.
Make sure LTE/CDMA is selected.
Sent from my ADR6400L using xda premium
most roms are built with a specific radio in mind i would try to flash one of the newer radios they work better drain less battery and are more compatible with rooted roms.

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