Data keeps randomly disconnecting; radio update needed?? - G2 and Desire Z General

It's been happening for a while now. I can have full signal on H, then suddenly no H, E, or G. Data does not reconnect automatically; I have to force it by switching Airplane mode On/Off. I saw something in the forums about a radio update, but I heard that removes ability to change permroot/S-OFF. Please help me clarify this, and if there is an update, is it safe and should I install it.
Stock ROM, temp-rooted with Visionary and permrooted with HBOOT/WPTHIS_OTA method. Kernel is the one linked in my signature thing [1497KHz] and pushed Wi-Fi module. Hopefully that's enough info. Let me know if you need my SSN# ...lol
Sent from my T-Mobile G2 using XDA App

Does it do this when the phone is still???
Max. (Desire z)

Don't see how that correlates with my problem? Still or moving, it happens randomly.
Sent from my T-Mobile G2 using XDA App

I have been experiencing this exact problem quite often over the last two weeks. I am using CM 6.1.1 in Chicago.

same situation happens to me...nvr seem to have a solid 3g/H in my house. While my blackberry will be having 3G all day. The g2 will fluctuates from H -> G -> E and stays like that. So annoying that ruins the experience of having a good data phone.

Same problem here! It happens from time to time, I have to switch off/on data to get reconnected.
Also happens when I turn off wifi after a long period of use, It won't reconnect to the carrier's data.

I had this when I switched over to CM 6.1.1. I thought it was CM so I flashed my backup, then decided to try it again. The problem I found was Pershoot's kernel. My data connection would drop and come up on it's own and was happening while I was using data. I've been running CM 6.1.1 with it's kernel and haven't had this problem since.

Same here running latest Virt (tmous g2) and I *think* it's running a pershoot hybrid.

I have never run Pershoot's kernel, and have always used the kernel included with CM. It seems to be recent (last two weeks) problem for me. The phone cycles from 3G->G->E->3G->H. The worst, however, is when it shows 3G->H but cannot connect to anything. The only solution is to turn off the data and let it reconnect.
I think it might actually be network related and not hardware / software. Maybe too many new phones activated around the Holidays? The reason I think this is that my Nexus One keeps having similar problems --- even on different ROMs.

Could be either?
I used to be on Mobilicity in Canada and experienced this (random disconnects from data several times a day, wouldn't automatically reconnect), switched to Wind and I haven't had this problem.
Stock G2 ROM, unlocked, s-off, su visionary

Data Problems...
Ignore my signature I'm currently on G2.
I think the problem you all have might be a TMobile problem.
I live in Madison TN / Nashville TN and I been having that data drop problem for going on a year now. Happended on every phone I been on Mytouch 3G Mytouch Slide Samsung Vibrant HD2 and now I'm on the G2 that I bought yesterday. Also had the same problem on a Nexus one.
The situation was that I will have all my bars and a 3G/H symbole and my connection would just fall a sleep with the 3G still in corner. Put phone in airplane mode and take it out airplane mode and my downloads will resume.
This process would happen after 15 min or 20 min of constant data.
2 days ago I started calling tmobile to get this fixed. Told them I didn't have this problem on ATT and Verizon so they put in a service ticket with the engineers and they claim it should be resolved in the next couple days if mot to give them a call back and to forward my call straight to level 2 tech support.
More people should complain about it.
That happended across atleast 5 different pda phones and 3 different sim cards. Yeah some of the phones had custom roms but each phone shouldn't have the same symptons.
The cellular towers in my area must really have a problem and I'm expecting a credit on my account lol.
PS connection is perfect on Edge though... Just slow...

Could it be because of overclock?? What if a certain CPU speed doesn't play well with the radio?? Just a thought...
Sent from my T-Mobile G2 using XDA App

DJAeroX26 said:
Could it be because of overclock?? What if a certain CPU speed doesn't play well with the radio?? Just a thought...
Sent from my T-Mobile G2 using XDA App
Click to expand...
Click to collapse
For that to happen to me on 5 different devices that will tell you that CPU speed has nothing to do with it. Best I can say is to reset your phone to stock and give TMobile a call and let them know the situation. If you dont, nothing will be done about it.
I say to return to stock because if you dont, there reps will try there best to put the blame on you and the custom software. But from my experience being on Nexus One / MyTouch Slide / MyTouch 3G / Samsung Vibrant / HD2 / G2 all having the same exact problem????
Yeah the problem is on TMobile end...

hypersonicx said:
For that to happen to me on 5 different devices that will tell you that CPU speed has nothing to do with it. Best I can say is to reset your phone to stock and give TMobile a call and let them know the situation. If you dont, nothing will be done about it.
I say to return to stock because if you dont, there reps will try there best to put the blame on you and the custom software. But from my experience being on Nexus One / MyTouch Slide / MyTouch 3G / Samsung Vibrant / HD2 / G2 all having the same exact problem????
Yeah the problem is on TMobile end...
Click to expand...
Click to collapse
Is it the same EXACT problem I'm describing? Or are you talking about general reception? Because some people on here with different ROMs (or radios) have mixed results. I'm in an HSPA+ area with full signal usually, but I keep having my data disconnecting. After a while it comes back, but I don't like to wait that long. I just switch radio on/off. :/

DJAeroX26 said:
Is it the same EXACT problem I'm describing? Or are you talking about general reception? Because some people on here with different ROMs (or radios) have mixed results. I'm in an HSPA+ area with full signal usually, but I keep having my data disconnecting. After a while it comes back, but I don't like to wait that long. I just switch radio on/off. :/
Click to expand...
Click to collapse
Yeah it sounds like the same exact problem to me which I had on all those other phones too. Im like you I dont feel like waiting so I switch to airplane mode on and off and the data comes back.
Or Il just drop to 2G Edge only and the connection is stable just slow though.
I couldnt find a solution online so now I got tmobile reps in the picture to get this resolved for my area though.

Count me in. I HAD a BB 9700 and it behaved the same way you guys are talking about but i didn't have to set it to airplane mode to reset the connection. I do however have to restart my G2 sometimes to get it connects to Tmobile network again. It is such an inconvenience.
I'm on stock rooted rom by fastludeh.

androidtoy09 said:
Count me in. I HAD a BB 9700 and it behaved the same way you guys are talking about but i didn't have to set it to airplane mode to reset the connection. I do however have to restart my G2 sometimes to get it connects to Tmobile network again. It is such an inconvenience.
I'm on stock rooted rom by fastludeh.
Click to expand...
Click to collapse
Yeah TMobile need to get this fixed. I plan on giving them a call back on Monday or Tuesday since my 3G connection still continues to drop.
Im currently on ALL stock on the G2. Havnt did any modifications yet.

Would changing the radio help? i see there is other radio firmware available...not sure if that will do anything for our phones. Currently sticking to my 9700 for now until this issue is fixed or if i get bored of the 9700 and jump back to the G2

fryrice8850 said:
Would changing the radio help? i see there is other radio firmware available...not sure if that will do anything for our phones. Currently sticking to my 9700 for now until this issue is fixed or if i get bored of the 9700 and jump back to the G2
Click to expand...
Click to collapse
Na I dont think changing radio will work. I tried multiple radios and custom roms on the HD2 and same situation over and over.

Having problems with everything connection on my g2 it started happening like two weeks ago. Random no service for like a minute then full bars and hspa never use to do it but now it does frustrating as heck oh on a stock froyo too wtf
Sent from my T-Mobile G2 using XDA App

Related

Nexus Radio = crap after update?

Any of you guys experiencing **** signal now? I sit in my room and i can't even get calls anymore. It show's it has service but i get no calls coming through. Sometimes i just get no service, whereas before the update I always got service here.. Also, after school where i barely get service inside, and i go outside i have to reboot the phone to get signal again.. wtf?
Any fixes?
Unfortunately, I'm getting the same experience. Already filed a ticket with T-Mo...they're going to look into it. This is ridiculous.
+1
Gotta agree with you here. I've noticed my phone spending more time with a big fat 'G' in the bar then the '3G'. Not very happy about it and wish I could just flash the original stock ROM back.
Where do u file a ticket
No problems here in the UK. Maybe its related to the 1700Mhz frequency. Is it the same in both 2g and 3g? compared to the same before in 2g and 3g of course.
My signal is just fine after the OTA... actually, get 1 more bar at my Dad's than I did before... his house is my true testing grounds since it is an old house with metal in the exterior walls at a low point on top of a hill... nobody gets coverage at his place minus 1-2 bars by the door, and 2-3 outside.
With my G1 I got 0-2 in the house, and my N1 gets 1-3 depending on where I am at. Better than any phone I have ever tested there, including BB's, WM's, and plain Janes.
do you have any custom radio settings or anything?
Same problem here. Really getting pissed off now.
Same here, posted about it earlier... I emailed google, no word yet!
since the update im always on 3g / H
one more note, I have never dropped a call on my BB's in the past and it happens all the time on my N1... if the damn screen wasnt so pretty I'd say f it!
I'm having the same issues but I am using AT&T. Even though I have full bars on Edge, I can't make nor receive calls or texts more often than before.
No issues after the ota, and still getting 3G/H 4bars most of the time. One wierd thing after the ota, is when I run speedtest, the nearest Server it locks on is 1,586 miles away It use to be in Las Vegas hood!
No decrease in network connectivity here... I'm actually seeing better 3G connectivity than before the update.
same here... and wouldnt you think full edge would mean 3g service? the radio in this phone is all f'd up
What method did you guys use to update? Did you remove the battery at all during the update, or did you let it go until it rebooted on its own?
Maybe try reflashing the update manually, really easy to do with or with out an unlocked boatloader and root. I am thinking you might have a bad flashing of the radio ROM or incomplete update. The radio ROM update has done wonders for so many, and was heavily tested for a couple weeks by Google, so I highly doubt it would be a step backwards... only way I could see the update itself being the 'root' of the problem is if it isn't compatiable with the broadcast radios being used in your area on the towers.
my nexus is MUCH better after the update. MUCH BETTER.
I did it manually step for step it went along with the directions and discription
pjcforpres said:
What method did you guys use to update? Did you remove the battery at all during the update, or did you let it go until it rebooted on its own?
Maybe try reflashing the update manually, really easy to do with or with out an unlocked boatloader and root. I am thinking you might have a bad flashing of the radio ROM or incomplete update. The radio ROM update has done wonders for so many, and was heavily tested for a couple weeks by Google, so I highly doubt it would be a step backwards... only way I could see the update itself being the 'root' of the problem is if it isn't compatiable with the broadcast radios being used in your area on the towers.
Click to expand...
Click to collapse
How do i Manually re apply the update ? My phone is NOT rooted and the bootloader is LOCKED. please advise
XfrostX said:
How do i Manually re apply the update ? My phone is NOT rooted and the bootloader is LOCKED. please advise
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=627823
Does a better job than I could/would.

HBOOT-0.35.0017 and 3g connectivity issues read here

EDIT: The problem is still occurring. I thought it was fixed.
Myself and a couple other people experienced stange 3g connection problems while running the cm7 nightlies (among other ROMs) with the new HBOOT-0.35.0017. I know it's been said that HBOOT shouldn't have anything to do with your data connection but nonetheless it is causing problems.
Follow the instructions on this thread to downgrade (AMOLED NEXUS OWNERS ONLY!):
http://forum.xda-developers.com/showthread.php?t=726258
After downgrading back to HBOOT 0.33.0012 my connection problems vanished (still running the same CM7 nightly)
Credit goes to user Prgopala for noticing this and posting here:
http://forum.xda-developers.com/showpost.php?p=10902092&postcount=12533
Thanks!
I'm sorry to tell you, but hboot has NOTHING to do with the radio part of the phone: it controls the system partitions table and boots the system... nothing else, it doesn't even touch the RAM parts dedicated to the hardware, the kernel does it.
I almost made up my mind to downgrade until seen the edit part. 3g part of signal is very very frustrating experience on my side while call part rarely let it down. Also signal always in close to100 reading while my Acer liquid on T Mobile stays to perfect 75-80 reading.
I'm on HBOOT-0.35.0017 and sometimes I get x gray bars but after it picks up signal and gets connect to H it seem to work fine. Until I lose the signal or I switch to airplane, etc. Takes a while sometimes to get back signal or the H.
I did notice that when the screen goes off my download stops or sometimes when I download certain files it stops right away. I been updating roms so not sure if it related to them, but overall its been like that.
Tiberx said:
I'm on HBOOT-0.35.0017 and sometimes I get x gray bars but after it picks up signal and gets connect to H it seem to work fine. Until I lose the signal or I switch to airplane, etc. Takes a while sometimes to get back signal or the H.
I did notice that when the screen goes off my download stops or sometimes when I download certain files it stops right away. I been updating roms so not sure if it related to them, but overall its been like that.
Click to expand...
Click to collapse
yes screen off downloading stopping is quite annoying...
I dunno but since I upgraded my Hboot and used CM7... my data sucks. It will work then not work. I typically have to reset to get it back. Even switching in and out of airplane mode will not work.
And by 3G I mean my data connection. I'll have full bars and 3G coverage... but no data from the browser, no pings, no online apps, nothing. Seems like the only way to fix it is to reset the phone.
I also noticed my signal is noticeably less at home. Typically I have full bars but now I notice that it's been dropping out and bouncing.
Could be a carrier issue. But I haven't upgraded my radio since 5.08 first came out. I updated my HBoot for the early builds of GB. So I'm willing to test out this theory.
lol, hboot has nothing to do with the phone's radio. The radio version does.
If you're having a problem with the radio (voice/data) then you should look at the radio version you're running.
Again, hboot has nothing to do with your issue.
Ive had the data sticking problem since I got my n1. Remember reading somewhere that if you go into settings - wireless networks - mobile networks - network operators, when it finishes searching select "automatically select". I got T-Mobile & it works for me until the next time I flash a new rom.
FYI when I was on CM 6.1 I had your problems. I then switched to MicroMod777's Gingerbread and those problems disappeared. I've now flashed Enmother's TheOfficial Nexus1 and I'm testing. Absolutely a ROM problem.
elegos said:
FYI when I was on CM 6.1 I had your problems. I then switched to MicroMod777's Gingerbread and those problems disappeared. I've now flashed Enmother's TheOfficial Nexus1 and I'm testing. Absolutely a ROM problem.
Click to expand...
Click to collapse
Kinda the opposite for me. No data issues when i tried CM 6.1.1 but on MM Gingerbread i had no data connection at all!
"You pays your money and you takes your chances"
then it must the crap of our carriers
DirkGently1 said:
Kinda the opposite for me. No data issues when i tried CM 6.1.1 but on MM Gingerbread i had no data connection at all!
"You pays your money and you takes your chances"
Click to expand...
Click to collapse
Same here. I tried MM and nothing worked! lol. So I went back to the latest CM7 (#24). I'm not sure what the problem is. Now I'm on an older HBoot and an older Radio. I shoulda just left 5.12 and .35 on there.
Once I get my phone pieced back together, I may try one of the older CM6.1 roms to see if that fixes it. I think we are all using Gingerbread roms here, no? Perhaps that just is an issue that comes with it.
youareme7 said:
EDIT: The problem is still occurring. I thought it was fixed.
Myself and a couple other people experienced stange 3g connection problems while running the cm7 nightlies (among other ROMs) with the new HBOOT-0.35.0017. I know it's been said that HBOOT shouldn't have anything to do with your data connection but nonetheless it is causing problems.
Follow the instructions on this thread to downgrade (AMOLED NEXUS OWNERS ONLY!):
http://forum.xda-developers.com/showthread.php?t=726258
After downgrading back to HBOOT 0.33.0012 my connection problems vanished (still running the same CM7 nightly)
Credit goes to user Prgopala for noticing this and posting here:
http://forum.xda-developers.com/showpost.php?p=10902092&postcount=12533
Thanks!
Click to expand...
Click to collapse
Same issue here, wondering if this hboot is incompatible w/ my old radio.
just received my new nightly, will give this method a try as soon as i upgraded.
thanks!
-- just saw the updated post, thanks anyway
Perhaps the OP should change the title and original message to exclude the HBoot details as the problem is with Data connection.
This will let us continue discussion about the data connection problem that we are, I am at least, experiencing.
Using CM7 #24 from 1/30, it seems to be less of an issue. I notice that I'll have 3G and full bars, but no data will work until it changes to an "H". Seems like it might just be the rom. The latest nightly seems to correct the issue better then before. Now if I open a browser, after 30s-1minute, it will start chugging along.

3g to 1x issue

Hi, i was just wondering if anyone was having problems wit 3g staying consistently on? it keeps switching to 1x and stays there most of the time if not the whole time... I updated to DL30 with DL09 modem on 1230 non voodoo by adyl which works great..is this a known issue if so is there a fix? thank you in advance
I'm still on DL09 (stock rom) and still having problems from 3g to 1x. I noticed the problem seemed to happen when the service in the area wasn't all that great. But what's unusual, my friend has a htc eris and it stayed locked on the 3g no matter the reception...
Sent from my SCH-I500 using XDA App
This phone just has poor signal compared to others I've had and did you say your overclocked on dl30? I didn't think that was possible yet
well i was on dl01 before and i had to switch to DL09 to be able to get to DL30.. i followed adrynalyne step in installing.. i installed the radio/then the modem/then the kernel because he indicated that you should install all 3 so you wont have anything stop working.. at that point i dled DL30 and flashed it with cwm.. could that be the problem since i installed the non-voodoo kernel? or when i flashed DL30 that didnt matter anymore?
I am having the same exact issue. Before I flashed I usually had 1 or 2 bars at work locked in at 3g, now its always 1 or 2 bars locked in at 1x. Sucks. But everything else is great.
Sent from my SCH-I500 using XDA App
What kernel are you using again? It looks like you're using a kernel built for 2.1 on 2.2, which could very well be part of your problem. There are very few kernels that are available for DL30 at this point. There is the stock kernel, stock kernel with boot animation support, and stock kernel that supports cwm recovery.
mmm around 3:50pm, 3g just started working again.. i heard from someone close to me say that verizon was messing with some towers.. i guess it was around this area.. or something.. hope it doesnt happen again... fingers crossed!
Yeah, I was having the same issue yesterday. Verizon is sending a new phone. Then this afternoon it started working again...whoops.
The fascinate has a poor CDMA antenna compared to other phones.
Htc phones and motorola phones get 10-15dbm higher reception at all times.
Because of this, your reception suffers (obviously).
Sometimes when a text or call happens, it'll switch to 1x and get stuck. Why?
Poor reception.
I have 3g in my office at work about 30% of the time. My olds HTC eris? 100%. It's how the phone is built and cannot be changed.
It's one of it's shortcomings, imo.
Sent from my SCH-I500 using XDA App
Possible 3g to 1x fix
I do agree with some of the other posters here about the fascinate service issues and after tearing my Incredible, Droid 1 and Fascinate apart I will say the Saw Filter and PA are different manufactures as one would come to expect between different manufacturers.
Long story short,
Try different PRL's
Verizon has a plethora of different PRL's try some of these.
You will need QPST to update PRL get it at
htr. thecamson. com/hacktherazr.com-QPST_2.7_b215.exe
To enable USB Modem mode on the Fascinate type **USBUI then select modem on both options
To update PRL plug in your fasciante after the 2 above steps then
1. select QPST Configuration/Add new port if you don't see a phone connected (its connected if it says SURF and some numbers.)
2. Start Clients/ Service Programming
3. Click OK/ click Roam/ Browse to any of the attached PRL files/ Click Write To Phone (Your SPC or MSL is 000000)
4. DONE!!
Hope this works for you guys. I personally run 65145 and I have constant 3g. I dont know if it will be the same but give it a try!!
Jacob

[Q] Random Reboots

Ok guys, I know that there are posts about random reboots but it seems non have a solid solution. My Hd2 has started doing these annoying reboots for about a week. I was using Tyweens NexusHD2 2.9 and all of a sudden reboots started. So I switched to Typhoon CM7 3.5.7(currently on phone now). Reboots still occur. So I did Task 29, wiped sd card, plus clean install of Typhoon CM7 3.5.7. Phone still reboots. It actually rebooted during setup. I even changed from Magldr 150/5(suggested) to 200/45 thinking it was memory related. Still rebooting. I have noticed it does it more when WiFi is on. Is there something with the latest Android 2.3.5 and Wifi? Any help would be greatly appreciated.
beergenius said:
Ok guys, I know that there are posts about random reboots but it seems non have a solid solution. My Hd2 has started doing these annoying reboots for about a week. I was using Tyweens NexusHD2 2.9 and all of a sudden reboots started. So I switched to Typhoon CM7 3.5.7(currently on phone now). Reboots still occur. So I did Task 29, wiped sd card, plus clean install of Typhoon CM7 3.5.7. Phone still reboots. It actually rebooted during setup. I even changed from Magldr 150/5(suggested) to 200/45 thinking it was memory related. Still rebooting. I have noticed it does it more when WiFi is on. Is there something with the latest Android 2.3.5 and Wifi? Any help would be greatly appreciated.
Click to expand...
Click to collapse
did you overclock or undervolt ?
Sent from my HTC HD2 using XDA Premium App
tmotard said:
did you overclock or undervolt ?
Sent from my HTC HD2 using XDA Premium App
Click to expand...
Click to collapse
No not at all.
I'm having the exact same problem... but strangely now even when I try older gingerbread builds, it does the same thing. Its only been recently, too... I've had the phone for a while and I don't remember it doing this.
I can have the, same build and same gps libs on my wifes hd2, and hers won't reboot. Mine will.
I even went as far as swapping out my mainboard with another one I had from a cracked screen issue... and that didn't solve the reboots.
I can't figure it out. It must be gingerbread and certain phones. Ive tried 2.3.5, 2.3.4 and 2.3.3 and they all are now rebooting. I don't know why its only been lately, too. The, only thing that solves it for me is running Tytungs NexusHD2 ROM v1.9 Froyo based. I can even add the latest agps fix and don't have any reboots. Only thing I really miss from gingerbread is the DSP bass boost which makes a huge difference for my bluetooth audio via my car.
Remains a frustrating mystery to me.
turn wi-fi sleep policy never
karizman76 said:
turn wi-fi sleep policy never
Click to expand...
Click to collapse
I always set this as my default wifi policy since I am always connected at home. So that's a no-go for that tip. At least for me, personally... still reboots.
So far the only thing that works at home is to turn off 3g.
I am trying Rafdroid 4.2 and so far has not rebooted away from home.
beergenius said:
So far the only thing that works at home is to turn off 3g.
I am trying Rafdroid 4.2 and so far has not rebooted away from home.
Click to expand...
Click to collapse
Rafdroid is a Froyo based ROM - same with the NexusHD2 v1.9g build that I'm using and so far no problems.
But when using any gingerbread (sense or non-sense) / CM7 build, I am getting those random reboots. Sometimes so much to the point where the phone is unusable. Then there are times when I could go hours without any. I thought it was something related to 2.3.5 since that's right around the time things started going strange, but like I noted - I've downgraded to 2.3.4 and 2.3.3 - and the same thing is happening. I used to use Hyperdroid GBX 7 for months without issue... now when I load it, it gives the same result. Same with Hyperdroid GBX v12, Hyperdroid CM7, Typhoon, stock bravo based CM7 Nightlies, AmericanAndroid, NexusHD2 Gingerbread version or anything Gingerbread based - period.
It also seems coincidental that the reboots started right around the time when Tmobile issued a bulletin asking for user input about recent unusual high battery draining with mobile data. I really haven't followed up and I don't know if it was determined what was causing it for some users but I am thinking maybe it could be possibly related. I can't explain why my wife's phone can run the exact same ROM and not experience the same thing yet mine does. It seems like an isolated issue - I don't see a lot of people complaining about the same issue lately. Maybe it has something to do with a specific mainboard revision/manufacturing date and some kind of over sensitivity to mobile data power output or something. As I noted in the prior post, I did switch out the mainboard with another one that I had laying around. I did take note of the revision manufacturing date stamped on the board, and they were identical. And both experience the identical problem. My wife's HD2 was bought 3rd party from a private owner at another time separate from when the 2 HD2's I have on hand were purchased. Perhaps she has a different revision/manufacturing date.
The two mainboards that I am having a problem with have a date of 2010/03/16 - they are both identical.
I would take apart my wife's to check her date and am willing to bet it's something different, but I've had really bad luck picking apart these HD2's the few times that I've done it. I've broken wifi coaxial cables and ripped flex cables. The date is stamped on the bottom of the mainboard.
beergenius said:
So far the only thing that works at home is to turn off 3g.
I am trying Rafdroid 4.2 and so far has not rebooted away from home.
Click to expand...
Click to collapse
mine is the same, the only solution works is to turn off 3G, with all GB ROM I tried
zaq said:
mine is the same, the only solution works is to turn off 3G, with all GB ROM I tried
Click to expand...
Click to collapse
I am wondering if specific phones that run Gingerbread are experiencing this lately because of this:
http://support.t-mobile.com/thread/3544?start=0&tstart=0
Like I noted - perhaps it has something to do with an oversensitivity to 3G mobile data power output, etc.
zaq said:
mine is the same, the only solution works is to turn off 3G, with all GB ROM I tried
Click to expand...
Click to collapse
Same behavior here - had random reboots multiple times per day until I switched to 2G only (only adjustment I made)....have not had one in over 72 hours of uptime now.
Sounds like Bad Blocks to me. Happens to a lot of ppl, me included.
I have 4.
http://forum.xda-developers.com/showthread.php?t=1189544
casemandan said:
Sounds like Bad Blocks to me. Happens to a lot of ppl, me included.
I have 4.
http://forum.xda-developers.com/showthread.php?t=1189544
Click to expand...
Click to collapse
How would bad blocks be the problem if the solution is turning off 3G?
rocklobster702 said:
The two mainboards that I am having a problem with have a date of 2010/03/16 - they are both identical.
I would take apart my wife's to check her date and am willing to bet it's something different, but I've had really bad luck picking apart these HD2's the few times that I've done it. I've broken wifi coaxial cables and ripped flex cables. The date is stamped on the bottom of the mainboard.
Click to expand...
Click to collapse
OK, I can now pretty much confirm my original hypothesis about the mainboard. I have switched it out with one that was manufactured in late 2009 according to the timestamp on the board, and that's eliminated this problem for a while now with Gingerbread entirely.
The exact problem is beyond me, but unfortunately I stick to my guns that it's a hardware issue. Not sure why it would affect Gingerbread so much more than Froyo but my guess would be it has something to so with mobile data power management or something of the sort.
So for those saying that turning 3G off counteracts this rebooting effect, try a good Froyo build to keep your 3G connectivity. The reboots didn't happen nearly as much as they did wile running Gingerbread for me (although I would get 1 or 2 every few days).
Unless you can get your hands on another mainboard... or another phone.
Replacing my HD2 entirely for now wasn't an option for me... it's the only "Android" phone that I can run with the grandfathered 5.99 Tmobile web. Any native Android phone is identified by tmobile from its IEMI and forced to upgrade to a smartphone data plan to work with mobile data. They just happen to allow legacy (less than WP7) Windows Phones work with that old data plan, which is what the HD2 is.
sgalbincea said:
Same behavior here - had random reboots multiple times per day until I switched to 2G only (only adjustment I made)....have not had one in over 72 hours of uptime now.
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Click to collapse
+1 switching to 2g sucks but works,my wifes hd2 works fine though like others have mentioned. this is crazy lol
BTW all these reboots stated for me when to mobile messed up their signals and was causing android phones to have high batt drain.
Where can i switched off 3G beacause i've the same problem with reboots?
Settings networks and mobile network
Sent from my HTC HD2 using XDA App
I have notice mine does it when I am at home using WIFI and 3G is on. If I turn 3G off all is ok. When I am out and about I can turn WIFI off and 3G on and no problems. Wacky.
i had a similar problem on my hd2 tmobile with coredroid 1.6 on it..
Random reboots have become all too often, usually when i start applications and i did not want to waste any more time so I changed the rom...
I would get a random reboot every two our there hours until I took of all my widgets except for two and I haven't had a random reboot in about 2 days and I didn't mess with the 3g signals. but my phone still has battery drain issues
Sent from my HTC HD2 using xda premium

[Q] Very Low Signal Bar after 5.0 update???

I followed muniz_ri's post yesterday to upgrade my VZW S5 to Android 5.0, and it went perfectly!
http://forum.xda-developers.com/ver...l/how-to-update-to-g900vvru1boa8-5-0-t3020546
I am having ZERO issues, screen rotation is fine. However, the one thing I did notice was the 4G signal bar was very low.
I live within 3 blocks of a VZW tower, and it has the latest AWS (XLTE) upgrade. With 4.4.4, I had FULL signal and was pulling 45-65mb consistently.
Now after the update, my signal bars are in-between 1-3. I've tried several speed tests, and they would max out at 5mb. I've tried switching in-between Global and LTE/CDMA with little to no difference.
Has anyone else seen or has had this issue? Would it be possible to flash back to the older 4.4.4 base band/radio or is not compatible?
Thanks for your help!
I have noticed the same thing. I noticed on my normal commute where I would be in strong to low 4G, It now switches to 3G when in the low spots.. Going to try a clean install again and see what happens.
Stevez48 said:
I have noticed the same thing. I noticed on my normal commute where I would be in strong to low 4G, It now switches to 3G when in the low spots.. Going to try a clean install again and see what happens.
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Thanks.. Im about to do the same myself, but think that I'll wait a few days and see what happens.
same here
I actually went looking through the forums for this problem because after the lollipop update I've noticed a very weak signal. People on the other end of my phone conversations have commented several times in the last couple of days that it sounds like I'm on a bad connection so I'm pretty sure it's not just me. I started with a clean install, so if anyone has any ideas please let me know.
It is also of note that I am NOT having any other major issues. The 5 .0 update is running great. My battery life is not as good as I expected it to be, I don't get through a full day on a charge anymore. I can live with that, but this signal thing is going to kill me. I'll have to roll back to 4 .4.
Has any one found a solution to this problem I've tried to factory reset and re down load each step and I have horrible reception dropped calls like crazy my text messages fail constantly as well as pic messages it's beginning to piss me off lol but also good to know I'm not the only one having problems
Sent from my SM-G900V using XDA Free mobile app

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