LG G2 Overheats since Vacation - G2 Q&A, Help & Troubleshooting

Well, where do we start...
Tmobile phone off contract- it's a d801 and I ended up going to cricket- LTE- voice/message- everything worked great after apn settings and a sim card
I went to the Bahamas and a cruise for about a week- no service except for WiFi
When I came back home- everything was weird and out of whack- it overheated a lot. data seems to be all right but it is overheating- I tried restoring the phone and upgraded it to lollipop, still the same. Voice Calls and reception is pretty bad indoors- I have the APN still in there, and the network stuff is all set to auto and automatic selection. What are your thoughts besides my phone may still be on vacation?
Also, my phone doesn't go into download mode anymore- i get the fastboot screen with errors
Also, the recovery doesn't work anymore- it get's ready to do something and then it throws up a dialog
And it's not rooted either

Related

[Q] [CM10] koshu v0.9.1 3G not working

I finally decided to flash TPT today. Did the backup, full wipe, flashed tpt-cm10-alpha-0.9.1.zip and immediately afterwards tpt-cm10-3gpatch-0.9.1.zip. Everything seems to be fine, the patch recognized the Ericsson card.
Now I'm trying to get mobile data working. I entered the APN settings and disabled Wifi to test. Unfortunately it does not. The 3G-symbol becomes gray (was blue while Wifi was enabled) and it sais: "No connection". I played around with the APN settings, rebooted the tablet a few times but no sucess. I wiped and re-flashed it again - no success.
I read about some people having the same issues - did any of you find a solution?
My provider is O2 Germany, my tablet is a 32 GB WE with 3G. If you need any additional information/screenshots/logs - just ask!
Thanks in advantage!
Alex
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EDIT: Just flashed 0.8.1 - 3G's working fine. Will try 0.9.2 now...
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EDIT2: With 0.9.2v 3G is broken again. So probably something has changed between 0.8.1 and 0.9?
brueggi said:
I finally decided to flash TPT today. Did the backup, full wipe, flashed tpt-cm10-alpha-0.9.1.zip and immediately afterwards tpt-cm10-3gpatch-0.9.1.zip. Everything seems to be fine, the patch recognized the Ericsson card.
Now I'm trying to get mobile data working. I entered the APN settings and disabled Wifi to test. Unfortunately it does not. The 3G-symbol becomes gray (was blue while Wifi was enabled) and it sais: "No connection". I played around with the APN settings, rebooted the tablet a few times but no sucess. I wiped and re-flashed it again - no success.
I read about some people having the same issues - did any of you find a solution?
My provider is O2 Germany, my tablet is a 32 GB WE with 3G. If you need any additional information/screenshots/logs - just ask!
Thanks in advantage!
Alex
----------
EDIT: Just flashed 0.8.1 - 3G's working fine. Will try 0.9.2 now...
----------
EDIT2: With 0.9.2v 3G is broken again. So probably something has changed between 0.8.1 and 0.9?
Click to expand...
Click to collapse
When you went back to 0.8.1 did the 3g work with the wifi turned off?
Im having the same problem here.
US. AT&T same card
shawnvfd said:
When you went back to 0.8.1 did the 3g work with the wifi turned off?
Click to expand...
Click to collapse
Yes, 3g is working, no matter if wifi is turned on or off. On stock firmware I had a switch to turn 3g on and off below the clock (just like the wifi switch). Would love to see that one again in koshu's ROM.
brueggi said:
Yes, 3g is working, no matter if wifi is turned on or off. On stock firmware I had a switch to turn 3g on and off below the clock (just like the wifi switch). Would love to see that one again in koshu's ROM.
Click to expand...
Click to collapse
weird If i turn off WIFI it kills the 3g. I guess ill go and mess around swapping roms
shawnvfd said:
weird If i turn off WIFI it kills the 3g. I guess ill go and mess around swapping roms
Click to expand...
Click to collapse
That sounds like the issue I had with 0.9.x. Are you sure that you're on 0.8.1? And did you always do a full wipe before re-flashing?
brueggi said:
That sounds like the issue I had with 0.9.x. Are you sure that you're on 0.8.1? And did you always do a full wipe before re-flashing?
Click to expand...
Click to collapse
I've done so much to it, I dont even remember. About to go do it now again.
Ive done things from installing stock rom back into it, and some unplesant things happen to it during thr process.. but its up now.. so maybe today Ill do a fresh run thru the 0.8 version
Don't know what I've done but.....
Somehow I have the tablet allowing me to make phone calls.
Before it would say "calls not supported"
Now after restoring,installing who knows how many times now I get "mobile network not available" (I'm in a no service area right now) will try when I get into at&t service tomorrow. I live in the dead zones plus I bought the wrong swan card... been looking for a Verizon one ...
If this does work... allowing me to make calls I'll share the backups with whoever wants to tweak it out some,
I do have random errors ie. Sometimes the bottom row with back home time etc crashes and comes back on.
Another is going thru system settings and that crashes but also comes back on.
The info from system is
2.6.39.4 kernel
4.1.2 android
10-121015 cyangen
Also other quirk is the blue shadow when you scroll is orange with a + sign
Ok I got back into AT&T Service area.
The tablet attempts to make the cal but doesn't.
But It does not say can not make a call either. So when I get enough posts Ill post a system image (backup) and maybe some developers can go thru it and see what it would take to just complete the link.
Also texting does not fail (sorta) it says sending but does not say it can not send

3G connection freezes

I'm having a problem with my N900W8 since doing the Kitkat upgrade.
On Jellybean, I can be in a building, unable to get LTE, but have strong 3G/HSPA+ connection and it works great.
Ever since upgrading to Kitkat though, while LTE continues to work great, if not faster in my speed tests, when on 3G/HSPA+, after a short while, the data connection seems to freeze. I'll see it drop from H+ to 3G in the menu bar, and just merely a flashing up arrow, and nothing else. It never seems to fix itself, and I just have to put the device to sleep by tapping the power button. Within a minute it regains a good data connection again for maybe another 2 minutes. This is constant.
I'm at a loss, it's a new phone and only had it for 2 months. It's not rooted or anything like that, just unlocked by the distributor, and on T-Mobile (if that matters).
It's getting annoying because it makes using my data connection completely unusable. Samsung techs were actually quite helpless, they wanted me to send in my phone, but it seems to be software related because it worked fine on Jelly bean. It literally happened RIGHT away after the kitkat upgrade.
Please someone help? I already have checked, double checked, triple checked the APN settings, even deleting them and starting over, and trying both fast and epc APN's on T-Mobile.
I reset the device back to factory, and all was well. And I noticed that it started happening again after running the speedtest.net app on the 3G.. It seems to start doing it again when I run that app, and when I "cleared" all the app cache, the problem seemed to go away. Not sure then what's going on there.

Samsung s4 i9505 2g not available ???

I bought my used S4 and had problems with network. did a few things and didnt solve problem.
In my country (Bosnia and Herzegovina) 3g network isnt available everywhere, and on places where signal is low i am loosing my network..
In past few days i did and tryed next:
- Rooted
- recovery installed
- installed slimKAT 4.4 and gapps
- installed new baseband
- installed app Network from Play store and set my network to GSM auto (PRL)
- tryed typing secret codes to enter networs setups *#*#4636#*#*
and nothing solved my problem to enable 2g network...
When i am using 3g in a place which has good coverage of 3g network everything is fine, no drops... great...
When i maunaly set my network to 2g i lose network nothing happens, emergency calls only...
How to enable 2g?? installing new baseband? which one supports 2g on S4?
Solution
After a while it proved that problem is with the base band on the motherboard.
Removed hardware part of the base band , and put another one... it was a bit difficult because from the other side of the motherboard is ROM and because of the heat it removed also, so it had to be glued again.
After a while i installed again SLIMKAT and problems continued.. Phone froze, wasnt able to call because ACTIVITY PHONE ISNT RESPONDING, and it froze the phone every few calls, and it had to be rebooted, even that didnt helped sometimes, so batery had to go out.
Wiped Cash Partition, nothing happened, Wiped Cash and Dalwik, nothing happened...
Found somewhere that CONTACT SYNC and Facebook Contact sync disableing will help and guess what, it did...
Disabled all Contact Sync and for now everything is ok...
prdes said:
After a while it proved that problem is with the base band on the motherboard.
Removed hardware part of the base band , and put another one... it was a bit difficult because from the other side of the motherboard is ROM and because of the heat it removed also, so it had to be glued again.
After a while i installed again SLIMKAT and problems continued.. Phone froze, wasnt able to call because ACTIVITY PHONE ISNT RESPONDING, and it froze the phone every few calls, and it had to be rebooted, even that didnt helped sometimes, so batery had to go out.
Wiped Cash Partition, nothing happened, Wiped Cash and Dalwik, nothing happened...
Found somewhere that CONTACT SYNC and Facebook Contact sync disableing will help and guess what, it did...
Disabled all Contact Sync and for now everything is ok...
Click to expand...
Click to collapse
This didnt helped, activity phone still remained...

Cellular network (calls and sms) not working

Phone is rooted and unlocked with multirom since July and has been working great. 3 roms installed; liquidsmooth 5.1.1, chroma 5.1.1, and Ubuntu.
Yesterday, calling started to be intermittent. Sometimes switching airplane mode on/off fixed it, sometimes it didn't. Today I cannot get calls to work at all. Phone shows dialing but then hangs up before any ringing. Incoming calls don't work either, it goes straight to voicemail. I thought it may have been lollipop but the problem occurs in Ubuntu as well. Funny thing is that the phone finds the network carrier and has decent signal.
I havent changed anything on the phone recently, only thing is that I dropped it 3 days ago. Thankfully no cosmetic damage, but am starting to think internal damage.
I've tried soft reboot, cold booting, pulling the sim...no luck
Should also mention I'm on virgin mobile canada...
Any ideas?
mouf said:
Phone is rooted and unlocked with multirom since July and has been working great. 3 roms installed; liquidsmooth 5.1.1, chroma 5.1.1, and Ubuntu.
Yesterday, calling started to be intermittent. Sometimes switching airplane mode on/off fixed it, sometimes it didn't. Today I cannot get calls to work at all. Phone shows dialing but then hangs up before any ringing. Incoming calls don't work either, it goes straight to voicemail. I thought it may have been lollipop but the problem occurs in Ubuntu as well. Funny thing is that the phone finds the network carrier and has decent signal.
I havent changed anything on the phone recently, only thing is that I dropped it 3 days ago. Thankfully no cosmetic damage, but am starting to think internal damage.
I've tried soft reboot, cold booting, pulling the sim...no luck
Should also mention I'm on virgin mobile canada...
Any ideas?
Click to expand...
Click to collapse
You could try flashing the radio image via fastboot.
I tried flashing the radio via recovery... No luck either

Phone not properly switching to 3g/hspa+ when calling?

So I have a Huawei p8 gra-L09 with Huawei P8 [ROM][6.0] fRomFuture - Home that I installed a couple of months ago. Everything has worked perfectly up until recently when my phone does not find any 3g networks, only 4g. When I try to make a call it's stuck on 4g. I don't even know if my phone is the problem or if it's my carrier. I tried to call them, they said they "made the network better".... But the problem came back after 1-3 days again.
Can I solve this somehow? My phone is also rooted but that doesn't really matter I guess..
Check the fRomFuture thread, another guy in that thread has the same issue..
did you managed to get the issue resolved?
Well, nope. Turning of 4g sort of fixes the problem I think. The connection drops sometimes but most of the time it works. Also I changed to stock b392 because I could not turn off 4g in the build that was used in fromfuture - home for some reason. It automatically turned it on just after chabging to only 3g/2g.
Still doesn't work as intended though and I am 99.9% sure it is not because I don't know how to flash. Used adb and fastboot and unlocked bootloaders and whatever on so many phones since my first smartphone (htc wildfire).
Are you by any chance Swedish or scandinavian? Could it be that it is not compatible with the networks in some countries or something?
melonsmasher100 said:
Well, nope. Turning of 4g sort of fixes the problem I think. The connection drops sometimes but most of the time it works. Also I changed to stock b392 because I could not turn off 4g in the build that was used in fromfuture - home for some reason. It automatically turned it on just after chabging to only 3g/2g.
Still doesn't work as intended though and I am 99.9% sure it is not because I don't know how to flash. Used adb and fastboot and unlocked bootloaders and whatever on so many phones since my first smartphone (htc wildfire).
Are you by any chance Swedish or scandinavian? Could it be that it is not compatible with the networks in some countries or something?
Click to expand...
Click to collapse
No i am in UK; i bleive the single sim version supports all the bands, at least here in UK; it is a phone i just bought off ebay and i can return it but I wanted to be sure it wasn't something that could not easily be fixed before doing so.
Hi again. I have sort of figured something more out about the problem. This morning 3G did not want to work again. So I googled, and googled and googled. Tried everything basically. Then I noticed that my APN settings are not what they were last time I set them(???). So I went into my carriers website. Set the correct apn values and removed any unnecessary values that did not seem to affect anything. Then it immediately worked again. Now I have no idea how phones sets the default settings but it seems like they are wrong? Maybe this was just random that it started working after applying the correct settings again. No idea, going to see if it works all day or if it randomly stops working as earlier.
Edit: 5 hours later still works and the connection hasnt stopped randomly.
Ok so it has worked for 13 hours. It's actually weird if the APN settings for 4g broke the 3g connection sometimes randomly throughout the day, right? I don't know how apn settings really work but I remember setting a port number and also changed the name of the APN so that I can be sure it does not change to something else.
ugh, I give up. Now it stopped working again since yesterday. It feels like it's my carrier but so many people have this problem so I guess it's something else..
Nevermind I don't give up. I found a solution . When 3g/calls stop working the phone usually gets really, really hot. So putting it in the freezer for a couple of minutes actually fixes the problem for me, atleast until the phone gets really hot again. I have tried it four times now and every time it has worked.

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