[Q] Android Phone Signal Fluctuates - HD2 Android Q&A, Help & Troubleshooting and Genera

I'm with T-Mobile and the signal for my hd2 is solid on winmo, but when I boot android my phone signal fluctuates. It goes from 5 bars to 2 bars to none then back to 5 bars again and the cycle continues. I've tried several roms and radio changes as well as android built but that does not seem to fix the problem.
Does anyone know a way to fix this?
As of right now, I'm using Chucky with 2.12 radio and my favorite build Froyostone V2.

Mine does the same with froyostone v2 as well. Im running 2.08.50 radio. Frustrating!

geekyhawkes said:
Mine does the same with froyostone v2 as well. Im running 2.08.50 radio. Frustrating!
Click to expand...
Click to collapse
Are you with T-mobile as well? Do you experience this on other builts?
Sent from my HTC Desire using XDA App

Yep, have the same issue on Bangsters 1.3 build :\
T-Mobile, 2.12.50 radio

same issue with o2 and Radio 2.10 tested with HyperDroid and Bangsters

I'm T-Mobile and my signal is different depending on where I am at! But if I find the sweet spot it stays dead on.
Sent from my HTC HD2 using XDA App

Same issue. with radio ver. 2.12.50.02_2.
Signal seems solid on WinMo but on Android Bangsters 1.3a it jumps sometimes to Edge insted of Hsdpa. it depends on where I am. Conn-type-RMNET - PPP does not work for me.
The bottom line the signal is beter on WinMo. Hope this will be solved on next build.

I concur... I just recently started using Android on my T-Mobile HD2 and can relate that the signal quality as well as data connection is sketchy at best. One second I'll have a full signal and the next I have none. Then once the signal comes back, any and all data services also don't work.
Using Darkstone V2 and Radio 2.12.50.2

Exactly the same for me which is a shame because its the only problem left I'm having. The signal is there and its strong then it disappears and just keeps running that cycle all the time.
O2 stock 172 Rom
Radio 2.12.50.2
Sent from my HanDroid2 using XDA App

Same here
Shubcraft 1.5 radio 2.11. sometimes it shows no signal, how ever i dont know if it is just the software or actually the phone does not have signal.

Same on froyostone + 2.12 radio.
changed to mdeejay Froyo Sense + 2.11 radio
no more "no signal every 2 min, gonna smash my phone on the floor" for me.

2wice said:
changed to mdeejay Froyo Sense + 2.11 radio
no more "no signal every 2 min, gonna smash my phone on the floor" for me.
Click to expand...
Click to collapse
Let me test mdeejay's build, let's see if its better.

I have had the same problem, so i downloaded the "mdeejay_froyo_sense_v1.5_NOAXI " build, copied "rootfs.img" to my Andrid folder, restarted, and now it seems to not loose the signal at all. Full / almost full signal all the time.
I also tried to use "zImage" from the mdeejay-build. It also worked, but WiFi would not start at all. Just said "Fail", so i switched back
Not sure if this works for everyone, but it sure is worth a try...

QuaQuaRaQuaQua said:
I have had the same problem, so i downloaded the "mdeejay_froyo_sense_v1.5_NOAXI " build, copied "rootfs.img" to my Andrid folder, restarted, and now it seems to not loose the signal at all. Full / almost full signal all the time.
I also tried to use "zImage" from the mdeejay-build. It also worked, but WiFi would not start at all. Just said "Fail", so i switched back
Not sure if this works for everyone, but it sure is worth a try...
Click to expand...
Click to collapse
in settings under phone/cell standby what percent do you have without a signal? Mine is usually really high 50-80%. I've been able to pull 32 hrs out of a single charge when its on the lower end.

QuaQuaRaQuaQua said:
I have had the same problem, so i downloaded the "mdeejay_froyo_sense_v1.5_NOAXI " build, copied "rootfs.img" to my Andrid folder, restarted, and now it seems to not loose the signal at all. Full / almost full signal all the time.
I also tried to use "zImage" from the mdeejay-build. It also worked, but WiFi would not start at all. Just said "Fail", so i switched back
Not sure if this works for everyone, but it sure is worth a try...
Click to expand...
Click to collapse
Whenever you switch your zImage you have to also change your bcm4329 module, if not Wifi will not work.

I think we really need an exploration in radios in general. Pick a random set of builds and everyone switch out radios to see how connection goes. I live in a city that has the HSPA+ from T-Mobile and there are times I can't get voice to work on Miri 6.5/Bangers 1.3/2.12 (the latest) radio.

I am using chuckydriod with radio 2.12 and android build hyperdriod 1.2 using latest michyprima R11 kernal with axi scaling.
I have excellent radio performance in the following modes.
GSM only
Wcdma only
Dual mode rarely switches to GSM even when wcdma is dropping data connections in high GSM signal areas wich is a bug in my opinion.
Sent from my HTC HD2 using XDA App

Pure gold
Downloaded the Desire HD beta2 Android and i use the "rootfs" from that build...
Have not had any "zero-drops" at all, and i have signal in some bad areas where i had nothing before...

facing this problem too
using hyperdroid 1.5 and 2.12.50.02

I upgrade my radio to the newest one 2.14 on meedj's evo sense warm 1.0 thinking that it would help my phone signal, but it didn't help. Then i started messing around with my "network settings" and to my surprised it seemed to help. My cell signal still fluctuate but it never reaches "no bar".
Here's what I did:
Go to seetings, then wireless & network, mobile networks, network operators, then wait until you get 4 or 5 signal bars and click on "select automactically". I don't know what it does but it helps me and I hope it helps you too.
Note: you can also select "search network" and manually add your network in, it doesn't hurt trying. [/COLOR]
Let me know if this works for you.

Related

How I solved my PPP issues

I Had major issues with the latest builds because of the PPP addon, the data won't work, or start.
After getting tired of running away from the problem using RMNET, I Decided to change my configuration,
This is the setup I Had:
HD2 GSM (Not TMOUS)
Chuky's GTX lite Rom for HD2
2.12 Radio
Andriod Roms whom I Had trouble with:
ShubCRAFT 1.4d
Mattec Leo+Froyo with sense 1.6-1.6b
then I Changed the setup to:
Cruzer Rom, sense 2.13
Radio 2.11 - 20
Andriod build:
Mattec Leo+Froyo with sense 1.6-1.6b
The first time I Booted I Had no connection what so ever, the second time I Got connectiviy but the symbol doesn't show the u/d status, and it still doesn't, but it does work, which is better IMO.
That's all, just wanted to share my solution to this annoying problem which atleast I Couldn't get rid off.
Sadly thou, I Only get a score of 1051 on Quadrant, don't know why, but the phone runs preety much fast, even with Live Wallpapers.
Cya
just want to ask, did the data connection works on all apps and browser?
i'm using 1.6b but found the data only work on browser but not work on others apps, even whether, facebook, market, news
can you works on all? and how about wifi? i tried another zImange or Rom can make the data works all fine but wifi error.
For me... I used Chucky Tabtastic and latest PPP_Root1.6b rom from mattc and it workded straight away.
As you said, the signal icon remains static does not show any activity but the connectivity works well.
I did not go through all the troubles you have
My fix for ppp was similar. I switched from a 2.12 radio to the 2.10 radio in my sign. Things are working MUCH better.
Sent from my HD2 mattc froyosense using XDA App
I can confirm ppp work in radio 2.10.50.28_2 for me in all apps
and it is stable so far (unless you toggle wifi on/off )
KenshinBHX said:
and it is stable so far (unless you toggle wifi on/off )
Click to expand...
Click to collapse
yeah.. that's a really big "unless" for me. I don't want to have to yank out the battery and reboot every time I want to use Wifi.

PPP, RMNET and RADIO

I just wanted to let you guys know that if you have a lot of crashes and/or problems with PPP data, you might try to change your Radio to one of the latest versions.
I'm curently using the energyrom(posted on this forum) and I always used the 2.07.50
Radio rom. With this Radio, I had a lot of problems with the Mattc build and the froyostone build concerning PPP data. I sometimes didn't saw the arrows, the phone froze,bad reception etc...etc...
After playing with the latest Radio, all my problems are gone. The 3G/HSDPA works as it should be. So for the folks who are still using RMNET like I used too, it might be worth changing your Radio to see if it fixes anything.
Hopefully it works for some people, but it doesn't for me.
I've always used 2.12 radio but PPP just does not work at all.
I'm still trying to work out exactly what prevents some people from using PPP.
I also had to use APN backup to configure my APN settings properly. Before that, it would'nt work for me either.
Try 2.10.50_26. Ppp works for me
Sent from my HTC HD2 using XDA App
im using whats in my sig and PPP works for me.
2.10 here too.
PPP works fine.
Sent from my HTC HD2 using XDA App
How far r we with the new build 1.2 can u give us in time waited all day today its 1am in UK now
Sent from my HTC HD2 using XDA App
yeah changing the radio fixed alot of my bigs
+1 for radio 2.10. I tried 2.12 and got freezes with PPP. Going to the radio below and PPP acts just like RMNet. I get the occasional 10-15 second freeze when recovering in WiFi, but I never get that in 3G/H mode.
PPP never work for me, tried all available radios for TMOUS, I don't get service at all.
+1 for 2.10.50.26 never had a problem with PPP, and I've used them all.
I use my ROMs clubbed with 2.10.50.26 as Radio and mattc/shub/hyper all work great PPP/RMNET/Wifi/Bluetooth
I guess it depends on what core files are being used on WM side...i use 2.14 base which came with the same radio as mentioned above and has best compatibility with the core files.
Yesterday, I got 1% hr standby with Push On and Bluetooth headset connected and few SMS....thats very much comparable to WM itself...however, sometimes it suddenly drains and I suspect some bg prog for that ...
Just adding a different approach to the story... Could the carrier have something to do with this??
I don't think the Radio version has anything to do with the hard freezes.. As I've tried every radio version and winmo compatible roms for android builds and still, I would get a hard freeze each and everytime.. It would work for a period of time, but once it disconnects and try to reconnect, it freezes.. Sometimes it would just freeze as soon as you boot Android.. And that only happens when I input the right APN settings for my internet plan.. Or when it starts accepting data's.. So I think it's got something to do with the Carrier, APN and Proxy settings.. Either you have to have the right internet settings for the Android phones/plan, or it would freeze your phone.. Anyway, that's just what I think.. RMNET on the other hand is rock solid! It doesn't matter whether you put a Proxy or not, it would connect just fine without freezing.. Just my observation..
For me only rmnet work, ppp never worked. I am in Switzerland by Sunrise. Is there someone being by Sunrise Switzerland and having ppp working?
I am running hd2 mattc 1.6b.
for those with working PPP, sorry to say, it's only a matter of time for yours to crash...your lucky. There is still an issue with PPP in the latest kernel's. They are working on a fix. Hopefully you will still be lucky and your PPP build is still working when they update the kernel with a fix. For others with the hard freeze's. Your not alone, it's not your fault or radio, it's an error in the kernel. I don't take credit for this info, read the IRC channel and see for yourself. Straight from Letema & gauner1986- the devs who made PPP work in the first place on our HD2's.
noellenchris said:
for those with working PPP, sorry to say, it's only a matter of time for yours to crash...your lucky. There is still an issue with PPP in the latest kernel's. They are working on a fix. Hopefully you will still be lucky and your PPP build is still working when they update the kernel with a fix. For others with the hard freeze's. Your not alone, it's not your fault or radio, it's an error in the kernel. I don't take credit for this info, read the IRC channel and see for yourself. Straight from Letema & gauner1986- the devs who made PPP work in the first place on our HD2's.
Click to expand...
Click to collapse
Thank you for the info. I was getting crazy.. I had the Matt 1.7 ppp working for 2 days no problem at all. But after 2 days I'm having intermittent hard freeze when I start the apn. ..
I was going to try with a 2.10. Radio.. but after your post I will kelp 2.12 radio and move to rmnet
Thanks for sharing
I'm on 3 in Australia
In my case both PPP and RMNET are working for normal Internet, but I cannot access Plane 3 on PPP, but I can access with RMNET. Anyone has the same issue on 3 in other countries? or perhaps any solution on how to enable Planet 3 on PPP?

Bad signal reception occur on most of the Android Build

Hi , I m having bad signal reception on most of the android build , sometime phone signal disconnected unexpectedly , sometime no signal . But the same issue does not occur when using wm 6.5 at the exact same location.
Tried radio 2.12 and 2.14 , the issue still the same .
try switch to "GSM only" network (2G)
which builds? are they RMNET or PPP. Ive noticed that shrubcraft PPP build does this in areas of poor 3g signal.
PPP builds are known to be a bit flaky which switching between 2g and 3g.
It hapopens to me in a couple areas of work where signal is weak, it will get a few bars hsdpa, loose it, no signal, then go onto gprs, and repeat. its annoying.
Try using RMNET version, tends to be moire reliable.
Same here... it is same on ppp amd rmnet.. in areas where i had full 3g, i have only edge, sometimes weak 3g... i think it is because kernel undervolting i will try normal volted kernel...
Sent from my HTC HD2 using XDA App
veda_sticks said:
which builds? are they RMNET or PPP. Ive noticed that shrubcraft PPP build does this in areas of poor 3g signal.
PPP builds are known to be a bit flaky which switching between 2g and 3g.
It hapopens to me in a couple areas of work where signal is weak, it will get a few bars hsdpa, loose it, no signal, then go onto gprs, and repeat. its annoying.
Try using RMNET version, tends to be moire reliable.
Click to expand...
Click to collapse
running bangster 1.4, tried rmnet and ppp, axi, noaxi and evo, problem still persist.
i m not talking about the 2g or 3g those data conmectivity. the problem is there for only gsm signal.
tried others build, same problem.
bad reception is now on wm rom too.. i`m going to try another wm rom, if problem will be still there, device is going to repair centre.. hope it will be ok than...
my signal is fine but it disconnects from the internet randomly on both ppp and rmnet
It's definitely (for me at least) an Android only problem. On Winmo I get perfect totally stable 3G performance It is THE biggest limitation of Android on HD2 at the moment.
belon_cfy said:
Hi , I m having bad signal reception on most of the android build , sometime phone signal disconnected unexpectedly , sometime no signal . But the same issue does not occur when using wm 6.5 at the exact same location.
Tried radio 2.12 and 2.14 , the issue still the same .
Click to expand...
Click to collapse
EXACTLY the same issue here!
I was on 2.12 and i installed yesterday 2.14 and got the same problem in android!
The signal disconnected in the middle of the city!!!
I had to switch "ON" the airplane mode and then "OFF" to get it back!
That's disappointing...
Same thing for me! I want definitely abandon wm but so is not possible! Is strange than other people do not report this problem!
+1 from me, bad reception in android too. Had to switch to gsm only mode.
Yeah it gets pretty bad sometimes... needs to be fixed...
Did any developer know the reason of causing no signal sometime even outdoor with full signal on anther phone? This is the main reason why i m still keep away my HD2 from android build.
my boss said why my phone always unreachable LOL
belon_cfy said:
Hi , I m having bad signal reception on most of the android build , sometime phone signal disconnected unexpectedly , sometime no signal . But the same issue does not occur when using wm 6.5 at the exact same location.
Tried radio 2.12 and 2.14 , the issue still the same .
Click to expand...
Click to collapse
creed said:
It's definitely (for me at least) an Android only problem. On Winmo I get perfect totally stable 3G performance It is THE biggest limitation of Android on HD2 at the moment.
Click to expand...
Click to collapse
marco81m said:
Same thing for me! I want definitely abandon wm but so is not possible! Is strange than other people do not report this problem!
Click to expand...
Click to collapse
Life Engineer said:
EXACTLY the same issue here!
I was on 2.12 and i installed yesterday 2.14 and got the same problem in android!
The signal disconnected in the middle of the city!!!
I had to switch "ON" the airplane mode and then "OFF" to get it back!
That's disappointing...
Click to expand...
Click to collapse
Cuteless said:
+1 from me, bad reception in android too. Had to switch to gsm only mode.
Click to expand...
Click to collapse
psykick5 said:
Yeah it gets pretty bad sometimes... needs to be fixed...
Click to expand...
Click to collapse
Try radio 2.15.50.14
I have no bad reception now
I was having the same problem
tried 2.07, 2.08, 2.10, 2.11 and 2.14 (didn't work fine)
JJbdoggg said:
my signal is fine but it disconnects from the internet randomly on both ppp and rmnet
Click to expand...
Click to collapse
Try to update the kernal to Hastarin r8.6
http://forum.xda-developers.com/showthread.php?t=787588
just to let you know, mine was general hardware problem, phone was sent to service centre and repaired.. its ok now...

HD2 Europe mobile-reception not workin flawlessly

Hey guys,
i have constant battles with my HD2 running Android. The mobile reception and logically because of that APN is also not workin properly.
Example: I'm at home and have full mobile-reception and internet is working flawlessly. One second later nothings workin... The reception display shows 4/4 lines and one second later 0/4. But i didn't move.. Same with WLAN and APN..
I guess it's not a "build problem", cuz i had this with lots of builds. So it's maybe a windows mobile thing. I have flashed 2.12.50 radio and chucky droid rom.
I tried 2.14 but my conversational partners had very strong echos. (with MIUI-Build)
I searched the forum and googled but i didn't find any solution for this..
Really need this to be fixed.
thx bench
benchbench said:
Hey guys,
i have constant battles with my HD2 running Android. The mobile reception and logically because of that APN is also not workin properly.
Example: I'm at home and have full mobile-reception and internet is working flawlessly. One second later nothings workin... The reception display shows 4/4 lines and one second later 0/4. But i didn't move.. Same with WLAN and APN..
I guess it's not a "build problem", cuz i had this with lots of builds. So it's maybe a windows mobile thing. I have flashed 2.12.50 radio and chucky droid rom.
I tried 2.14 but my conversational partners had very strong echos. (with MIUI-Build)
I searched the forum and googled but i didn't find any solution for this..
Really need this to be fixed.
thx bench
Click to expand...
Click to collapse
I don't know a lot about android. But i had similar "echo" problems when i used a TMOUS based rom. I use miris 1.80 based rom with 2.14 radio in the uk on vodafone with no problems.
Miri Rom Here: http://htcpedia.com/forum/showthread.php?t=2520
Have you tried a RMNET based android build. The data connection with those is slower but generally more stable. I use ppp but do get the data drop off. but turning the mobile data off and turning back on again sorts the problem.
It would probably better to post such questions in the android general section.
original_ganjaman said:
I don't know a lot about android. But i had similar "echo" problems when i used a TMOUS based rom. I use miris 1.80 based rom with 2.14 radio in the uk on vodafone with no problems.
Miri Rom Here: http://htcpedia.com/forum/showthread.php?t=2520
Have you tried a RMNET based android build. The data connection with those is slower but generally more stable. I use ppp but do get the data drop off. but turning the mobile data off and turning back on again sorts the problem.
It would probably better to post such questions in the android general section.
Click to expand...
Click to collapse
im currently using an RMNET Build. But this brought no improvement.
thx
Moved to Gereral Discussion Forum.
Mark.
i used winmob for a couple of hours and i experienced no reception variability. I'm completely stumped...
Any clue for this?
benchbench said:
i used winmob for a couple of hours and i experienced no reception variability. I'm completely stumped...
Any clue for this?
Click to expand...
Click to collapse
Same problem here. Signal drops quite frequently and for now i like the sense builds which you cant switch to 2G (unless im missing something). With other builds if i switch to 2G its sort of fine but slow data connection.
Same here, I live in holland and use the 2.14 Radio. I don't have a data plan yet (the phone is brand new), so it doesn't really bother me.. yet
we really do need a fix for this
Is nobody havin an idea?
Me 2
I´m having the same problem...anybody know a cure for this?
no problems here ... 2.10.5 radio
Same problem here,tryed different combo's with wm and Android,radio's etc......signal drops now and then.
Sent from my Desire HD using XDA App
Always signal drops here.. 35% of the time. Mesured with battery indicator.. only in Android not in winmo and I didnt find the right radio and rom for less drops.
Thats so strange. About every 10mins i have a totally data loss. Tried different radios and roms. Nothing helped. As i tried 2.14 i had strong echo issues.
i uploaded some screenshots. They're all taken at the same place. So you can see how strange these reception changes are...
http://img258.imageshack.us/img258/9430/snap20101011195709.png
http://img412.imageshack.us/img412/9261/snap20101011145139.png
http://img508.imageshack.us/img508/6186/snap20101011145334.png
Boy I'm glad to see this thread, I thought it was just me!
I am having exactly the same issue, and have done since using android builds. The only workaround I have is to switch on plane mode, and then switch it off again which seems to work for an hour or two. But then the signal goes all wonky again.
I wonder if this is also affecting the battery life. I'm sure I read somewhere once that loss of signal results in more battery use as the phone is constantly trying to locate signal.
I have tried a number of radio/rom combinations with no real change. As mentioned above, if I switch to 2G the signal seems more stable, but the data is unbearably slow.
I'm in the UK by the way.
drblow said:
Boy I'm glad to see this thread, I thought it was just me!
I am having exactly the same issue, and have done since using android builds. The only workaround I have is to switch on plane mode, and then switch it off again which seems to work for an hour or two. But then the signal goes all wonky again.
I wonder if this is also affecting the battery life. I'm sure I read somewhere once that loss of signal results in more battery use as the phone is constantly trying to locate signal.
I have tried a number of radio/rom combinations with no real change. As mentioned above, if I switch to 2G the signal seems more stable, but the data is unbearably slow.
I'm in the UK by the way.
Click to expand...
Click to collapse
Hope somebody's gonna know how to help us
push push push
me too!
I have the same problem. I might try the 10.2.5 radio as above?
I had this issue with Android that signal drops for no reason. The trick to my problem? Disable in the Netwok Mode "GSM/WCDMA Auto" and choose "GSM Only". Now the signal should work flawlessly without drops. It worked for me

[Q] Unlocked HD2 Need Rom that connects with AT&T

Hello all I have a PROBLEM!
I have an unlocked HD2 using AT&T, my signal is extremely weak so my thoughts were to add an Android Rom in hopes to increase the signal but I have tried several NAND Roms:
RAFDROID
HYPERDROID CM7
NEXUSHD2 GINGERBREAD
HYPERDROID GBX
ARKAT DOUBLESENSE
REDUX V1.2
I am using the MAGLDR 113, installing using CWM 3.2. I am not sure which radio i have... perhaps that's the problem?
It would recognize the AT&T network and would say registering to AT&T but after 30 seconds or so it would say unable to connect at this time.
PLEASE help I am currently phoneless.
Thanks
PS it doesn't have to be android anything with a signal will work
6xceo said:
Hello all I have a PROBLEM!
I have an unlocked HD2 using AT&T, my signal is extremely weak so my thoughts were to add an Android Rom in hopes to increase the signal but I have tried several NAND Roms:
RAFDROID
HYPERDROID CM7
NEXUSHD2 GINGERBREAD
HYPERDROID GBX
ARKAT DOUBLESENSE
REDUX V1.2
I am using the MAGLDR 113, installing using CWM 3.2. I am not sure which radio i have... perhaps that's the problem?
It would recognize the AT&T network and would say registering to AT&T but after 30 seconds or so it would say unable to connect at this time.
PLEASE help I am currently phoneless.
Thanks
PS it doesn't have to be android anything with a signal will work
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=611787
Try this radio 2.15 its the newest one procedure is the same as installing magldr
1.make sure the phone is off
2 hold the volume button down and turn the phone on
3 connect your phone to your pc thru usb
4 flash the radio from your pc.
hope it helps
in the future post questions in Q and A section or you'll get flamed
Thanks for the link to the radio I appreciate it did not see to help the signal issue. In regards to improper posting that was an oversight on my part is there a way to delete it from here and post in the proper category?
it might just be your location...see if you get better signal elsewhere
casemandan said:
it might just be your location...see if you get better signal elsewhere
Click to expand...
Click to collapse
+1
Tapatalked u see
rom has nothing to do with the connection you're getting, if you have the latest radio(2.15.50.14) and the proper apn settings for att, then is definitely the service in your area. I have TMO and I get crap signal in my home with any and all roms, but once I'm outside I get good service, plus in data speed you'll only will get Edge/2G speed , but I'm sure you already knew that happens when using a TMO phone in ATT and vice versa .
I'm using my HD2 on AT&T and mine is working great. I'm running Rafdroid Desire HD Froyo. No signal problems at all.
6xceo said:
Thanks for the link to the radio I appreciate it did not see to help the signal issue. In regards to improper posting that was an oversight on my part is there a way to delete it from here and post in the proper category?
Click to expand...
Click to collapse
Lets check whether your device is having a loose connection or not first. Put on your wifi, stand some feets away from the router and see if you can connect. If your having weak signal, stand near the router and check. If you still have a weak signal put on your bluetooth and see if you can discover any other bluetooth devices.
If you are having problem with these two connection as well, then my friend its time to open up your device and prepare for surgery.
Else, despite getting full wifi and bluetooth, if you are still having network problems, then place an aluminium foil on the back side of your device in full.
now see if you are having any improvement. These are just preliminary tests to check whether your device needs some serious disassembling.
I'm having the same problem, although I do get connections sometimes but then when i try to send a text or make a call it says network unavailable. I do have gprs data turned off on my phone's account with ATT. I messed with some settings in the phone options after dialing that *# thing and it worked but like i said after one text it just stoppped and when I go into network settings and click att it says registering and then after a few seconds it says unable to connect
After a few more hours of searching I found a way to get a much me stable connection. However, sometimes I lose signal but not like before, when I used to get a warning notification in the taskbar thing. What you have to do is go into the special phone settings by going to the dialer and typing *#*#4636#*#* where it says wcdma preferred you need to change it to GSM only and do a reboot and you should get much better signal.
Sent from my HTC HD2 using XDA App

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