Phone laggy - Galaxy S II Q&A, Help & Troubleshooting

my SGS is quite laggy after i OC to 1.6 i played backstab for like 5 minutes and it heated like an oven
i erased set cpu hopefully it helped any ideas?

Hearmeman said:
my SGS is quite laggy after i OC to 1.6 i played backstab for like 5 minutes and it heated like an oven
i erased set cpu hopefully it helped any ideas?
Click to expand...
Click to collapse
Your phone heats like an oven because Backstab, as far as i know isn't originally optimized to play on SII. See the bright side: you can bake some muffins on the phone

xD
now it doesnt even boots i tried to reboot and its on the galaxy s2 gt i9100
and the triangle for like 2 minutes which usually takes a few secons can u remind me how i go the recovery ill change my rom

bump
i cant go in recovery but i can go in downloads can i flash litening rom?

I'm guessing you'll have to reflash via ODIN, or before that try to flash stock kernel to see if that solves it.

iflashed litening and than check rom again thanks for the assistant guys you can lock this threde

Related

Phone suddenly froze and won't boot back up.

Well...phone's been working great. Got Nero 5 and the DoW 1.4ghz kernal on it and I love it. The past 3-4 days days, it's been freezing periodically...but maybe only 2-3 times a day, if that.
Today, when I woke up, it froze on me. I pulled the battery and turned it back on and it just hangs at the DoW screen...
...wtf...
It won't go to recovery, it won't boot, it just sits at the DoW screen...that's it.
Anyone else had this happen before?
Lol maybe you fried some hardware. Overclocking to unstable speeds is such a good idea! The freezing should have been your first indication that it was time to go back to a stock kernel.
Sent from my SGH-T959 using XDA App
umm can you get into download mode?
and yeah OC'ing IS dangerous specially 1.4... if your going to OC do it at 1.2 its fast and stable.
if you can get into downoadmode, then you can fix it. but if not, you probably did fry your hardware.
just flash differenbt kernel
go in to recovery and wipe cache partitiion it will vipe any overclocking you have done and will reset it to default
It actually did come back on...took about an hr though. If it does any more weirdness, back to a 1.2 kernel I go...
you should downloadS ETCPU and lower frequency of the cpu to 1ghz or w.e is stable if it freeze again go wipe cache partiton or factory reset ether one will help .
bartek25 said:
you should downloadS ETCPU and lower frequency of the cpu to 1ghz or w.e is stable if it freeze again go wipe cache partiton or factory reset ether one will help .
Click to expand...
Click to collapse
I have SetCPU and, honestly, I think the problem wasn't that I was running it too high. I used to run it at 800 mhz to try to save battery since DoW DESTROYS the battery at 1.4ghz (DoB maybe?...lol) and I'm not doing that any more. I'm running it 1ghz - 1.4ghz now. We'll see how it goes.
Thanks all!!
lol it will freeze again , take my word for it
YOU ARE BETTER OFF DOWNLOADING DRAGON KERENEL 3.2.1 AND IT ACTUALLY WILL SAVE YOUR BATTERY ONE THING DIFFERENT IS DOW KERNEL OVVERCLOCKS YOUR GPU ALSO , helped ?
Hey zuse, just use the stock kernel. I'm glad to hear it is working again, but just play it safe from now on.
Sent from my SGH-T959 using XDA App
playin safe is borring ....

[Q] Phone went into shock

I am/was running evil fascinate 3.6 (http://forum.xda-developers.com/showthread.php?t=1035420) and touchwiz otb realoaded 1.6 kernel (http://forum.xda-developers.com/showthread.php?t=1011626)
i wasn't overclocking too high or doing anything weird whatsoever. out from no where my phone froze, so i did three button method to get it to reboot, and then it got stuck on the SAMSUNG screen. after battery pull, nothing. What do i need to do to fix this?
[EDIT] nvm for now. i odin'd the cmw recovery and it's working for now.
dhouston10 said:
I am/was running evil fascinate 3.6 (http://forum.xda-developers.com/showthread.php?t=1035420) and touchwiz otb realoaded 1.6 kernel (http://forum.xda-developers.com/showthread.php?t=1011626)
i wasn't overclocking too high or doing anything weird whatsoever. out from no where my phone froze, so i did three button method to get it to reboot, and then it got stuck on the SAMSUNG screen. after battery pull, nothing. What do i need to do to fix this?
[EDIT] nvm for now. i odin'd the cmw recovery and it's working for now.
Click to expand...
Click to collapse
Go here and follow the directions to a tee..all the links you will need are in the first post..it may be overkill but if your phone truly is borked this will get it working but back to stock and you will have to reinstall your rom again.
my phone freezes when I overclock too much and I just pull the batt instead of three finger booting but I have never had a problem with it not booting after a freeze..that's how I find out how much overclock I can handle!
I keep clocking higher and higher and running
Quadrant, using the camera and a few other things to really load the cpu and I do this until it freezes
Then I turn it down one setting and retry to load the cpu to get it to freeze until it stops.
Anyways the link below may be overkill but it will get your phone back and, if you try to over clock again and it freezes you should be able to just pull the batt and re insert..good luck! I hope you get your phone back.
http://forum.xda-developers.com/showthread.php?t=1124391
Thank you! I ended up doing just that and it did what I needed it to do!
Sent from my SCH-I500 using XDA Premium App

[Q] sgs2 heat up help !!!!

Hi guys
iv been using my sgs2 for 4 months
40 days ago i started to feel my galaxy s2 over heating !
Its always worm ! when ever i turn the screen on and start using it and not heavy use just normal use like music
it get worm (from the back of the phone on the right area of the camera )
Its always like that when ever i use it ! I tried alots of custom kernel and rom and stocks roms also
all of them are the same !
When ever i dial (*#0228#) it gives me my phone temprature between 31 and 37
I havent noticed this until 40 days ago .... i have no warranty and im going crazy about it
and i tried wiping cache dalvik and fac...
Im am the only one wich his device heats up in the back cover on the right area of tue camera when using it generally ?
Also what temprature are u getting on ur devices ?
any way to fix this or this is normal ? thanks alot guys in advance i really hope u replay cuz i really wanna know if im the only one who is facing this......
And also im using it with mo charger on
ty alot guys in advance
the temp 35,37 is normal cause ur using it but it also takes time to kool even wen ur not using ,this heat issues come wen u properly dont close opnd apps....multitasking also heats up..so try batt stats an c wat gives wakelocks..an stick on to latest kernel an wat kernel ur on right on?,fw version,r u facing reboot prblm?no of apps??..an yes my phone does heat up to and once a app made it so hot tht i removd batt an kept aside to kool...
rocky23 said:
the temp 35,37 is normal cause ur using it but it also takes time to kool even wen ur not using ,this heat issues come wen u properly dont close opnd apps....multitasking also heats up..so try batt stats an c wat gives wakelocks..an stick on to latest kernel an wat kernel ur on right on?,fw version,r u facing reboot prblm?no of apps??..an yes my phone does heat up to and once a app made it so hot tht i removd batt an kept aside to kool...
Click to expand...
Click to collapse
Try changing few modems
Sent from my GT-I9100 using Tapatalk 2
ayhamx360 said:
Hi guys
iv been using my sgs2 for 4 months
40 days ago i started to feel my galaxy s2 over heating !
Its always worm ! when ever i turn the screen on and start using it and not heavy use just normal use like music
it get worm (from the back of the phone on the right area of the camera )
Its always like that when ever i use it ! I tried alots of custom kernel and rom and stocks roms also
all of them are the same !
When ever i dial (*#0228#) it gives me my phone temprature between 31 and 37
I havent noticed this until 40 days ago .... i have no warranty and im going crazy about it
and i tried wiping cache dalvik and fac...
Im am the only one wich his device heats up in the back cover on the right area of tue camera when using it generally ?
Also what temprature are u getting on ur devices ?
any way to fix this or this is normal ? thanks alot guys in advance i really hope u replay cuz i really wanna know if im the only one who is facing this......
And also im using it with mo charger on
ty alot guys in advance
Click to expand...
Click to collapse
What ROM and Karnel are you using?
I almost had the same problem, then I changes the karnel to SiyahKernel, and wuala
rocky23 said:
the temp 35,37 is normal cause ur using it but it also takes time to kool even wen ur not using ,this heat issues come wen u properly dont close opnd apps....multitasking also heats up..so try batt stats an c wat gives wakelocks..an stick on to latest kernel an wat kernel ur on right on?,fw version,r u facing reboot prblm?no of apps??..an yes my phone does heat up to and once a app made it so hot tht i removd batt an kept aside to kool...
Click to expand...
Click to collapse
No i dont leave any apps open all my apps are closed when i use it
And i just installed battary status it gaved me
35.0A*C
And right now im on 2.3.6 checkrom v6
With latest siyah kernel
I also tried the kla4 kernel it was the same
And iv faced from 2 weeks from now like 2 reboots
And tried wipe cache and dalvik
Can u please press (*#0228#) and see ur phone temprature now ?
Thanks alot in advance
Sent from my GT-I9100 using xda premium
beyondforce said:
What ROM and Karnel are you using?
I almost had the same problem, then I changes the karnel to SiyahKernel, and wuala
Click to expand...
Click to collapse
I am now on siya kernel i tried kla4 and speedmode kernel
All of them the same
Can u please check ur phone temprature by pressing (*#0228#)
Also i just installed modern combat 3 and its laggy is it just laggy for me : ?
Sent from my GT-I9100 using xda premium
Guys please any other suggestions ?
I really neee help
Also did any way try modern combat 3 ? I just installed it and its laggy
Is it just my device ?
Is there any way to test my device cpu and gpu to see if some thing is wrong with it ?
Thanks alot in advance
Sent from my GT-I9100 using xda premium
ayhamx360 said:
No i dont leave any apps open all my apps are closed when i use it
And i just installed battary status it gaved me
35.0A*C
And right now im on 2.3.6 checkrom v6
With latest siyah kernel
I also tried the kla4 kernel it was the same
And iv faced from 2 weeks from now like 2 reboots
And tried wipe cache and dalvik
Can u please press (*#0228#) and see ur phone temprature now ?
Thanks alot in advance
Sent from my GT-I9100 using xda premium
Click to expand...
Click to collapse
Mine is 28 C and I'm using phone for more than 2 hours, internet browser. If you tried differents rom and kernel and still nothing, I suggest you to clear up you phone. Reboot in recovery, mount and storage and format system, data, cache, factory reset, boot in download mode, flash stock ics rom, then root with cf root kernel. Then install again rom which you're using at the moment.
I9100 has the highest heat emission (my brothers 35 degrees)
I9100T is better (mines 28 degrees)
I9100G has the best i hear but i cant confirm that
The best you can do is find a good modem, as i noticed ever since i switched from LPQ to LP6 i've heated up a lot less
i also use siyah so i think that doesn't cause huge amounts of heating, as mentioned before always close apps
Hope this helped and good luck
078gregory said:
Mine is 28 C and I'm using phone for more than 2 hours, internet browser. If you tried differents rom and kernel and still nothing, I suggest you to clear up you phone. Reboot in recovery, mount and storage and format system, data, cache, factory reset, boot in download mode, flash stock ics rom, then root with cf root kernel. Then install again rom which you're using at the moment.
Click to expand...
Click to collapse
Hi thanks for ur replay but i tried that before ans its the same ....
Sent from my GT-I9100 using xda premium
Zamrock said:
I9100 has the highest heat emission (my brothers 35 degrees)
I9100T is better (mines 28 degrees)
I9100G has the best i hear but i cant confirm that
The best you can do is find a good modem, as i noticed ever since i switched from LPQ to LP6 i've heated up a lot less
i also use siyah so i think that doesn't cause huge amounts of heating, as mentioned before always close apps
Hope this helped and good luck
Click to expand...
Click to collapse
Thank u for ur replay will try to change the modem
But what does the modem have to do with hesting up ?
As i know hesting up does not have to do with modem only kernel ?
Am i wrong :S
Sent from my GT-I9100 using xda premium
Oh no your not wrong, both kernel, and modem have to do with heating up, but the Siyah kernel hasnt had any complaints with heating, so that's what makes me think your modem is the problem
I dunno which modem will be best for your device sry
you will have to figure out, use instructions here
My SGS2 is going back for repairs due to overheating. It started by draining a full battery in an hour. Battery temp was 64C and now it heats up just by inserting the battery and not even turning on the phone. Not possible to charge it either. Tried flashing stock rom, factory resets but no go so my belief is that this is a hardware issue and not a software problem. Needless to say it has never been close to water or any other fluids. I got the phone about two months ago so hopefully this will be, and should be IMO, covered by warranty.
Will be interesting to see what the repair center says...
Do you check for any wakelock?
Or try change you sim telco
Sent from my GT-I9100 using xda premium
Hawkeyed said:
My SGS2 is going back for repairs due to overheating. It started by draining a full battery in an hour. Battery temp was 64C and now it heats up just by inserting the battery and not even turning on the phone. Not possible to charge it either. Tried flashing stock rom, factory resets but no go so my belief is that this is a hardware issue and not a software problem. Needless to say it has never been close to water or any other fluids. I got the phone about two months ago so hopefully this will be, and should be IMO, covered by warranty.
Will be interesting to see what the repair center says...
Click to expand...
Click to collapse
Got my phone back and they replqced the main board and the USB-plug/board
Sent from my GT-I9100 using xda premium
My phone is always 34 degree for normal use, but it feels totally cool on the bach, i wonder why u see that a problem?
Sent from my GT-I9100 using XDA
Hi,
My Wife's GS2 had a problem overheating recently too - it was stock ROM, not even rooted, so it wasn't overclocked. I pulled it apart, racking my brains trying to find the problem. I tried updating the the latest official ROM, updating the Modem, but nothing...
It turned out that her Internal SD Card was full, which must have been causing IO issues, and the the CPU to overwork or something, because as soon as I transferred all the photos etc. from the card, and cleared caches, it resumed running at a reasonable temperature.
Sometimes the answer is simpler than the one we're looking for - or it certainly was in my case.
Hope that helps.
Hi...mine was heating up like hell too, and its 3 days old...
for me it was the facebook mobile application on samsung galaxy sII i9100 (ICS). Installed KH3 modem , no change .. but task manager showed 30-66 cpu usage...the top 10% surface of the face of the phone and the back of the phone near the camera was searing hot, somewhere up to 50-55 degrees Celsius, making a phonecall in those conditions was very uncomfortable, and i was afraid of hardware damage if that went on. So, If i shut it down and used facebook from browser, it cooled off back to 30-35 degrees in a matter of minutes. only mobile data was turned on, gps, bluetooth, wifi was always off.
So im guessing for these kinda heat-ups (top of the phone and upper back) it is app which drains the CPU...
Note : i had no problems with battery life, meaning it resisted 12h moderate/heavy usage even with facebook mobile app...but i always try to exit all apps when im not using the phone ( bad(?) symbian habit)
you should change the modem :good:
sanglxagdm said:
you should change the modem :good:
Click to expand...
Click to collapse
Wow .. is to hot.
Can you explaine me about modem ?
Sorru for my bad english
Sent from my GT-I9100 using xda app-developers app

Galaxy S II too hot

Hey guys!
I know some thread has been created about the hot Galaxy S II issues, but I have a different experience.
The first time I flashed my phone to ICS, my phone was really hot, and that was really unusual when I used GB before. I was sick of my battery was draining, and my phone was hot, I switched back to GB Checkrom, and guess what? The phone was still hot.
First I thought I could be the rom, but I tried different kernel to see how it is going on when I had ICS, thereafter I switched back to Checkrom GB, and I used NEAK kernel, which I had good experiement, but my phone was still to damn hot, and I reflashed second try, which was Siyah Kernel. Still to hot, now I'm using SLIM ICS, and my phone is hot! What is going on??? Have I been flashing to much, and damaged my hardware or something?
When I'm taking a phone call, or browsing a bit on the net, or even listening to music, charging or standby, still too hot! Any ideas how to reduce the temperature of my phone?
Thanks!
Did you allow the phone to have a few complete battery recharging cycles after each time you flashed another rom? Mine gets hotter right after a new Rom is flashed, after few cycles goes back to normal.
Sent from my GT-I9100 using xda premium
1: hope you wiped when you went from GB to ICS and again when ICS to GB
2: change your modem, or better do a full wipe and flash a stock GB ROM.
Ciex said:
Hey guys!
I know some thread has been created about the hot Galaxy S II issues, but I have a different experience.
The first time I flashed my phone to ICS, my phone was really hot, and that was really unusual when I used GB before. I was sick of my battery was draining, and my phone was hot, I switched back to GB Checkrom, and guess what? The phone was still hot.
First I thought I could be the rom, but I tried different kernel to see how it is going on when I had ICS, thereafter I switched back to Checkrom GB, and I used NEAK kernel, which I had good experiement, but my phone was still to damn hot, and I reflashed second try, which was Siyah Kernel. Still to hot, now I'm using SLIM ICS, and my phone is hot! What is going on??? Have I been flashing to much, and damaged my hardware or something?
When I'm taking a phone call, or browsing a bit on the net, or even listening to music, charging or standby, still too hot! Any ideas how to reduce the temperature of my phone?
Thanks!
Click to expand...
Click to collapse
Yup I was like u asking questions here about HEATING effect of SGS2.. But let me explain u wy i got back... When I bought my phone last month 13th I couldn tolerate unrooted phone.. So rooted and installed a custom ROM... U wont believe me while calling i couldnt hold it on EAR! It was that hot... Even if my young bro plays a game or watches a movie it used to get burn like hell..
1. I tried Siyah Kernel My phone was HOT!!(NO hard feelings for Siyah )
2. I tried Fluxi Kernel viola heating effect gone!! But still the phone used to heat up after 20 minutes of continous usage. I mean heavy usage like 3G...
3. Finally tried KI4 modem now the real action started no heat even after heavy usage!!
Dont know whether these things might work on ur phone(In theory must work ) But keep trying different kernel and modems till u come to know this heat is tolearable before that
andymihail said:
Did you allow the phone to have a few complete battery recharging cycles after each time you flashed another rom? Mine gets hotter right after a new Rom is flashed, after few cycles goes back to normal.
Sent from my GT-I9100 using xda premium
Click to expand...
Click to collapse
+ 1
Binford... more power!

[Q] how do i prevent heat issue?

Hey i have always had heat issues wven i play games and using diffrent apps..
Im usin siyah 4.1.4 officual aokpnrom for the i9100 sgs2.
Is there any way or any tweak i can set the phone to to prevent my phone from heating upp so.much it burns my hands almost that can't be normal right ?
Please help
It takes 5 minutes or less then it burns my hands kinda VERY HOT phone
kewinh95 said:
It takes 5 minutes or less then it burns my hands kinda VERY HOT phone
Click to expand...
Click to collapse
first u should prevent bumping posts ma8, u want to add some thing then just edit ur OP,do not add a post again for that alltogether
for ur issue, change ur kernel and see
Change kernel or try lowering max Cpu frequency in Extweaks or Rom control in Settings.
Sent from my Galaxy S2 GT i9100
Send it back to Samsung or where you got it from.Same thing happened to my wife and Samsung just reloaded 4.0.4.So we got a refund from the "shop" we got it from.
theunderling said:
Send it back to Samsung or where you got it from.Same thing happened to my wife and Samsung just reloaded 4.0.4.So we got a refund from the "shop" we got it from.
Click to expand...
Click to collapse
well my mother bought 3 phones from the a shop.. all of them heats up while playing games.. booth rooted and no root and flashed phones.
maybe i should try the custom roms kernel instead of flashing siyah over it ^^
but i will try that with lower max frequenzy and that xD
Send back to Samsung
Send back to Samsung
Well we had 2xs2's and mines never heated up to within 15c of hers.
This is why I think your phone is as faulty as hers was.
Its up to you if you want to try different combos.
kewinh95 said:
well my mother bought 3 phones from the a shop.. all of them heats up while playing games.. booth rooted and no root and flashed phones.
maybe i should try the custom roms kernel instead of flashing siyah over it ^^
but i will try that with lower max frequenzy and that xD
Click to expand...
Click to collapse
Does it heat up when playing games like temple run or angry birds or only when playing gameloft games etc?
Sent from my GT-I9100 using xda app-developers app
dud3me said:
Does it heat up when playing games like temple run or angry birds or only when playing gameloft games etc?
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
Any game

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