[Q] Screen Rotation Time? - Kindle Fire Q&A, Help & Troubleshooting

My Fiancee and I both got Kindle Fires last February, and while she's kept hers stock, I've rooted mine and tried out a few different ROMS. This weekend, I used her Kindle for a bit, and I noticed how quickly the screen responds when you rotate it. I didn't time it, but I'd say it takes a fraction of a second. On mine, which is currently running Hellfire Kindle Sandwich (5/13 Build), it takes a little more than 2 seconds. It feels very sluggish.
After I noticed this, I tried overclocking, but it didn't do much.
Next, I tried a few more ICS ROMs, like energy and gedeROM. Same deal. Then I thought, maybe ICS is too much of a load on the hardware, so I tried the Gingerbread Recovery Branch CM7 ROM. Still, same thing.
I like the responsiveness of stock, but I also want to stay on ICS, which I've really gotten accustomed to over the past month. Is such slow screen rotation just a fact of life when running ICS on the KF, or are there some settings I can dig into which will improve its performance?
I'm also curious about those of you who are running ICS without overclocking. What kind of screen rotation times are y'all getting? Is 2+ seconds normal?

Aokp has this this kind if setting. I often set to 500 Ms.
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Torn between photon and E4gt

I own both.
I like both phones but ill outline what i dont like about the E4GT
Screen - It looks nice but I dont know if I can deal with the dpi and resolution
Rev B. - This may or may not be an issue but its up in the air
Size - Its just big
Signal - Worried about its quality.
Another known issues is that the ET4G overheats, like bad!!! I hit 121º and have seen others post 140º+!!!
Which one do you think has more potential?
ilostmypistons said:
Which one do you think has more potential?
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Owned a photon.... The development for that phone isnt really there... And I hate the design of it... Screen isnt the greatest... Good built quality... But the galaxy s series always has had massive potential with development
Edit no heating problems for me... Get warm charging while I use it but all pervious phones I had did that
Sent from my SPH-D710 using XDA App
I bought the photon last week but returned it for the ET. Screen on ET is much brighter and crisp. It's also thinner and transitions are butter smooth. Things I liked about the photon were the build quality was better, I liked the soft back over the textured plastic of the ET, dedicated camera button, unique design. I will agree that development at xda sucks right now. Probably because noones really heard of the photon while everyone's heard of the Galaxy 2.
Did I mention it was buttery smooth? I had to root and setcpu min-1000, max-1000 on photon to get close to the stock ET smoothness.
Have had both. Had the Photon for a month and have had the E4GT for a couple of days. My vote is the Samsung and it isn't even close. With the Photon, even with the maintenance release I still suffered from the no audio on calls plus there were constant and completely random reboots. Motorola's response was to just do a hard reset/reboot couple of times a day. Really? Had to buy LauncherPro to get a UI that was smooth and worked. Hardware wise it was a great phone but all the software issues caused me to replace it. So far the Sammy is everything I had hoped for. Light, thin, fast with widgets that work as expected. Example is in contacts. With the Photon there was no way to link a contact with a Facebook account manually. Say you have an entry for **** in your Contacts but on Facebook he is Richard. With the Photon there was no way to link the two but with HTC and Samsung you can. This was a constant complaint on the Motorola boards. I have not had heat issues with the Sammy but the Photon got plenty hot on me. So for me it is the Samsung without question.
JungleJiujitsu said:
Another known issues is that the ET4G overheats, like bad!!! I hit 121º and have seen others post 140º+!!!
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Click to collapse
mine has never over heated under extreme use. Have you tried possibly exchanging it?
Success100 said:
mine has never over heated under extreme use. Have you tried possibly exchanging it?
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Click to collapse
Mine overheats a lot, under minimal use. Perfect timing too cause I'm returning this phone soon jic
Sent from my SPH-D710 using XDA App
surprised to hear about hot ET phones. ET runs a lot cooler than my EVO. EVO ran very hot with tether, ET doesn't get warm at all when doing several things at once. maybe bad batches out there?
am tethering now, while charging, listening to pandora and 4G, GPS, bluetooth on - for many hours... no heat at all. EVO would get very hot doing that.
xenokc said:
surprised to hear about hot ET phones. ET runs a lot cooler than my EVO. EVO ran very hot with tether, ET doesn't get warm at all when doing several things at once. maybe bad batches out there?
am tethering now, while charging, listening to pandora and 4G, GPS, bluetooth on - for many hours... no heat at all. EVO would get very hot doing that.
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plus +1. this thing even says cool with running n64oid with 4g on at full brightness

[Q] Epic is overheaing

Okay so my epic recently started overheaing again. This first started happening 3 months ago til I took it to my local sprint shop and they fixed it for free. They said not to overcharge my phone and that they had to boost my battery. To further explan my problem, my epic gets really hot when browsing the internet but regardless of that, I just leave my phone in my pocket and next think I know when I try to unlock it is that it shutdown. When it happens, I have no idea. I can't even turn the phone on unless I remove the battery and put it back in. I'm running cm7 (the latest update from 10/22) andi listen to music in my car and most of the time its plugged into my car charger since the battery life is currently horrible on cm7.
So does anyone have any idea of how I can personally fix this or boost it? Its been more than a year so I'm not sure if sprint wll fix it for free.
Dont know what to say except for maybe you need a new battery! I have an extended battery and even though its a bigger battery with way more juice than the oem version, I still get about the same i did on eh17 [stock] but the random reboot thing has happened to me but I never had to battery pull to get it working. I am currently on cm7 too and I noticed that it only happens when its really low battery that it reboots or shuts down saying 0 when I am at like 5%...? but for the most part I think you might need to to a odin to stock and update ota to get ei22 if you want that modem or do ec05 and just use the modem-update zip found in the dev section, after you reflash cm7. my phone never over heats! oops once! I was watching movies on it all day with the wifi and via speaker from netflix but thats the only time. maybe you also might have a very aggressive app running in the background, and thats whats heating up your pocket! are you using tegrak for oc?
Thanks for your time man but not I'm not running anything to oc. I never oc because I really have no need for it. Neither am I running any aggressive apps. I tried leting my battery cool down overnight by taking it out and leaving it next to the window but no luck. The worst part is, this shutdown happens unless I constantly check my phone and use it. If I don't use it for like more than 30mins, it turns off and I hav to do a battery pull. And most of the time after the battery pull, my charge drops from like 90% to 15%
You said your running CM7? I remember on CM7 I couldn't even use the phone or it would reboot due to heat also. You should switch to maybe a different ROM if you'd like more use of the phone or wait patiently for a fix to this issue. I tried asking about this problem in the CM7 thread a month back and no one else seemed to have this issue but me.
Sent from my Samsung Legen-wait for it-dary! 4g
ac16313 said:
You said your running CM7? I remember on CM7 I couldn't even use the phone or it would reboot due to heat also. You should switch to maybe a different ROM if you'd like more use of the phone or wait patiently for a fix to this issue. I tried asking about this problem in the CM7 thread a month back and no one else seemed to have this issue but me.
Sent from my Samsung Legen-wait for it-dary! 4g
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I just flashed the EI22 Legendary Rom thru clockwork and same issue.. left the battery out for the second night in a row.. but it still overheats.. hopefully sprint takes care of this for me
Sounds to me like you might have a bad phone, and or battery. I know mine gets hot when using a lot of data like streaming music, or sitting in car dock in hot summer... with out putting ac on it... ><
But it does get pretty warm but not to hot to hold when in a pouch and streaming music from network via bluetooth to a speaker at work. Never had a reboot or shutdown from heat doing that. Only time I had it shut down due to heat was one time in summer in the car dock.. Streaming heat + 110F don't help.
Sounds like hardware to me. If it does it on stock and different roms.
Hmmm, i'm on legendary rom 4.0 with th IAP kernel and i've noticed that when surfing the net for a few hours or playing a game for a few hours the battery will get hot enough to fry an egg it seems. before installing EI22 i noticed it would shut down due to overheat but now I stop all activity on my own cause it gets way hotter than ever before and i'm nervous it's gonna fry. The phone I don't think is recognizing the battery is overheating anymore! Not sure. Thing is, I noticed before ever rooting that this overheating would happen if playing a game for too long on my phone. But doing same exact thing on a friends EVO didn't get hot at all!
Well if you are getting that hot then there is an issue. I work at a Radio Shack*i need different job badly.* and have seen a few phones where it is hardware or even battery related that they are to hot to hold really.
What games were you playing? maybe i will give it a try and see what my phone does. I do have the angry birds, fieldrunners, peggle, plant vs zombie, zenonia 3.. no issues when playing them for a bit.
The thing that gets my phone the hottest is to stream from like google music or xiia live*shoutcast streams* to a bluetooth speaker like I said above. Though streaming to internal speaker or headphones/speakers doesn't get to warm just slightly.
the game I was playing was drag racing (has happened with cut the rope too). Just played it yesterday and no problems. played for like 3 hours straight to test it. This was also after I had organized all the apps and things on my phone. I had found a ton of programs constantly running in the background and other things going on at the same time. Just a big mess. Cleaned it up and no overheating problems now. I think for me it's just something that's gonna happen once in a while when I got too much going on on my phone.

Extremely high phone temp!

Does anyone have issues with your SGSII T989 phones having extremely high temps?
I get it when using the GPS, charging the phone while i'm talking on the phone, and doing a few other activities. It did not do this on my first purchase of the phone and i'm a bit weary of the temps as sometiems it gets quite warm!
Currently I'm on O.E. SGS II Rom w/ root, that's about it! No OC no mods or anything of that sort. (Just CWM and Root).
Any tips would be greatly appreciated, as this heat as caused me from using my phone each day more and more.
P.S. I WAS on Juggernaut Rom and then flashed back to Stock, and it was having this heating issue then, should i try to do a complete 100% wipe like on one of the development threads and start from scratch like I just got the phone from the factory again? I wiped my system using Odin and it seems to of kept my old programs, no information like games and etc. was kept however, does anyone think that might be the problem? Once again thanks!
XxGoKoUxX said:
Does anyone have issues with your SGSII T989 phones having extremely high temps?
I get it when using the GPS, charging the phone while i'm talking on the phone, and doing a few other activities. It did not do this on my first purchase of the phone and i'm a bit weary of the temps as sometiems it gets quite warm!
Currently I'm on O.E. SGS II Rom w/ root, that's about it! No OC no mods or anything of that sort. (Just CWM and Root).
Any tips would be greatly appreciated, as this heat as caused me from using my phone each day more and more.
P.S. I WAS on Juggernaut Rom and then flashed back to Stock, and it was having this heating issue then, should i try to do a complete 100% wipe like on one of the development threads and start from scratch like I just got the phone from the factory again? I wiped my system using Odin and it seems to of kept my old programs, no information like games and etc. was kept however, does anyone think that might be the problem? Once again thanks!
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Click to collapse
If you are rooted you might want to try a different kernel and maybe SetCPU. I had some overheating/temp issues a while back and after I lowered my CPU a bit and set it to an Ondemand state with a profile for screen off running CPU very low when not actively in use it seemed to fix the problem.. Btw SetCPU is free for XDA users, there is a thread somewhere in the Android Hacking Apps forum..
GL
Edit: I thought it was free to xda users, I checked and cant find the thread, maybe I was wrong or they changed it..
ty VoiD
I'm on the stock kernal, I was on the modified 1.7ghz kernal before i believe, as I could overclock over that, but i just recently stopped that and went back to stock. I was and still am expecting the phone to malfunction on me sometime soon lol. It's been a really reliable phone so far! My G1 and Mytouch 3G slide (gf's phone) took soo many dumps on me while I used it. Each of those phones were probably sent back 5-8 times and they were kept completely stock for a while!
Back on subject though. Any kernals that go well with the factory rom? I don't favor any aftermarket roms right now as they're not stable enough for my usage IMO.
I have heat problems but I've always had the stock kernel...
Sent from my SGH-T989 using XDA
Undervolt at the stock clock if you want to lower temps. However, charging will always increase heat especially if you are using the phone at the same time, and depending on ambient temps.
Dude my moms sgsII literally got fried because it heated up once. She was using her phone normally and all of a sudden it started heating up. She kept using it and the next day the phone won't turn on, charge or get into download mode. It looked like what a hard brick would look like. So I just returned it for a HTC one S.
Btw she was on full stock.
My phone heats up a lot because I'm down south with 90-95 degree temps and I keep phone in the car dock by the windshield but it never failed on me.
Sent from my SGH-T989 using XDA
I thought it was a well fixable issue. Guess not? lol... Either way, everytime my batt temps rise, i notice i get 40-45C and i start to get worried. So if i'm in a car, i'd just put it next to the AC vent while the car's running and temps get down to about 25C and i'm good again. I just don't feel comfortable with the phone anymore like I use to. It never did this before, why now??
I have an app that warns when it goes over 40 and it happens daily. I was downloading torrents one time and it keeps the screen active while downloading and the thing got like 62 celsius before I realized what happened. It almost burnt my hand lol. if your ever in sunlight or palming the phone while using gps on 4g.
overheating is very common with this phone I wouldn't worrie about it to much it is uncomfortable though if in your pocket
Sent from my SGH-T989D using XDA
Also remember, any app that uses hardware acceleration for graphics or video (games, browser, etc.) or gps will cause the phone to heat up if used for a prolonged period of time.
Playing Osmos was like setting my phone on fire.
curry67 said:
I have an app that warns when it goes over 40 and it happens daily. I was downloading torrents one time and it keeps the screen active while downloading and the thing got like 62 celsius before I realized what happened. It almost burnt my hand lol. if your ever in sunlight or palming the phone while using gps on 4g.
overheating is very common with this phone I wouldn't worrie about it to much it is uncomfortable though if in your pocket
Sent from my SGH-T989D using XDA
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Are you sure I shouldn't worry? I mean, I don't want solder points falling off due to too high of a temp. Then again these temps don't even reach 100C yet. I've got the same app too probably, it's a battery monitor that tells u when the phone gets too hot. mine's goes off everytime i'm around 40+
AaronPauley said:
Also remember, any app that uses hardware acceleration for graphics or video (games, browser, etc.) or gps will cause the phone to heat up if used for a prolonged period of time.
Playing Osmos was like setting my phone on fire.
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Click to collapse
Yep, I use GPS and often. It's just so much easier than guessing your way off a piece of paper. But yeah, like you the phone gets soo hottttttt. I have to always put the phone to my AC vent.
It's normal to a point.
These are serious computers we have.
Think of the old P486's back in the day, those things needed huge heat sinks and some even had fans
our phones which is what, 4x the cpu power and not only no heat sink but everything is squished together inbetween a hot screen and a hot battery
That being said, I use a program called A-see, which is to watch my security cameras while out.
And if I forget to close it out (Actually exit the program) It will keep running and running and eventually probably fry my phone
lets put it this way, I will actually start to feel it in my jeans pocket, it gets that hot.
Also I have a program which will alert me if my phone gets to 130 degrees F
And will automatically shut the phone down if it gets to 140
overheat protection or something
I had this issue where whenever I try to charge my phone it would overheat to the point unbearable to touch I went back to stock flash different roms in the end i exchanged it it was still under warranty

Phone Overheating & Won't Switch On

I'm a bit worried about my phone overheating when it's not being used. This has happened twice in the last 3 days. It was on my desk, not been used for a while then when I pick it up it's red hot. I hadn't been using the phone recently and the only things I use are phone/sms/internet, no games or anything. It was so hot that I thought I better switch it off. However, after powering off the red light stayed on and the phone continued to get hotter even though it was off. I tried to switch it back on but it wouldn't power on.
Eventually it switched back on, cooled down and all seemed well until it happened again just now. This time I was charging the phone while on, I left it for an hour or so, went back to it and realised it was red hot again and the same thing happened.
The only things that have been different since the problem started are that I flashed the OTA update for the latest ViperX rom (stock kernel) and I've put it in a different case, an official HTC case with a hard back and leather front flap. Could either of these be causing this? I've searched the ViperX thread and although others have mentioned the phone getting hot it's always been when they were playing games. Mine just heats up on its own while not in use
Does anyone have any ideas? I'm really worried the phone will overheat without me realising and fry itself to a crisp or something
Edit: I forgot to mention, I installed SmartStay Ex recently as well, could this cause overheating?
I’m on Viper 2.1.0 too, and don’t play games. Mine never gets hot while browsing, youtube, streaming music etc..The only time it gets a little warm is when navigating (google maps) + BT streaming + charging at the same time. If yours is getting hot for no reason then I suspect there is a rouge app or something else is forcing your phone to run at full speed all the time. Install CPU spy and check how your CPU behaves. Most of the time should be spent in deep sleep while rest at 640MHz or lower speeds. It shouldn't be spending that much time in 500/1400Mhz mode if you are not running CPU/Graphics intensive apps. You can also check battery stats and see which apps are using most of the battery.
eggshaped said:
I'm a bit worried about my phone overheating when it's not being used. This has happened twice in the last 3 days. It was on my desk, not been used for a while then when I pick it up it's red hot. I hadn't been using the phone recently and the only things I use are phone/sms/internet, no games or anything. It was so hot that I thought I better switch it off. However, after powering off the red light stayed on and the phone continued to get hotter even though it was off. I tried to switch it back on but it wouldn't power on.
Eventually it switched back on, cooled down and all seemed well until it happened again just now. This time I was charging the phone while on, I left it for an hour or so, went back to it and realised it was red hot again and the same thing happened.
The only things that have been different since the problem started are that I flashed the OTA update for the latest ViperX rom (stock kernel) and I've put it in a different case, an official HTC case with a hard back and leather front flap. Could either of these be causing this? I've searched the ViperX thread and although others have mentioned the phone getting hot it's always been when they were playing games. Mine just heats up on its own while not in use
Does anyone have any ideas? I'm really worried the phone will overheat without me realising and fry itself to a crisp or something
Edit: I forgot to mention, I installed SmartStay Ex recently as well, could this cause overheating?
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Click to collapse
do a factory reset, probably some bad app that is running in the background like crazy. disable smartstay and see if that changes anything
Sent from my HTC One X using Tapatalk 2
Thanks Phoenix and KLUVJ, I think you were right about it being an app. I uninstalled Smartstay as that was the only thing I've installed in the last couple of weeks and so far everything seems fine. It's not even warm
If it happens again I'll get the CPU app Phoenix mentioned and look into it more closely, but I've got a feeling it must have been Smartstay.
Thanks for your advice, very much appreciated

So many problems...3 Nexus 7 2013's later, still having issues. (Wi-Fi/Touchscreen)

So, I'm trying to get a Nexus 7 (2013). My 2012 is slow, and I'm a big fan of the 7" screen size, not wanting to go any bigger. The first one, the center 1/3 of the touch screen (a vertical area going from the top of the screen to the bottom) didn't work at all. Second one, no wifi at all. Third one (the one currently on my lap) has a combination of the issues. There's a 1 sq cm area where the touchscreen doesn't work, a stuck pixel, and wifi disconnects every time the device's screen turns off, then won't reconnect until a reboot.
I know there's some hardware issues with this device, but my god, really? Two used and one "new" and I haven't gotten a good one yet? I've tried running other roms to fix the wifi issues, no go, stock works best (which is still not well). I've tried the touchscreen fixes located on here and YouTube, I haven't tried any self-help repairs for wifi yet.
Should I keep trying? Give up? Other than the Nvidia Shield I can't find another 7" tablet that's as fast as this one. I bought a 2015 Kindle Fire, but it's as slow as my 2012 N7 and has a worse screen.
Any help would be appreciated!
I had the same problem I traded in my 2012 N7 for a 2013 N7 and it was terrible luckily I got it exchanged for a good one the difference is like night and day. Also you shouldn't write your 2012 N7 off just yet have you not tried the M Kernel? Flash that and with a bit of tweaking your 2012 should fly again. Also IMO the 2012 has the better GPU so slightly better for gaming and I prefer the screen dimensions. Good luck.
Id try taking a look at the LCD ribbon cable. A lot of people are having issues that were caused by this ribbon cable becoming loose. Remove the back late and inspect the orange ribbon cable that runs over the battery. make sure to disconnect the battery before changing anything though.
thunder2132 said:
So, I'm trying to get a Nexus 7 (2013). My 2012 is slow, and I'm a big fan of the 7" screen size, not wanting to go any bigger. The first one, the center 1/3 of the touch screen (a vertical area going from the top of the screen to the bottom) didn't work at all. Second one, no wifi at all. Third one (the one currently on my lap) has a combination of the issues. There's a 1 sq cm area where the touchscreen doesn't work, a stuck pixel, and wifi disconnects every time the device's screen turns off, then won't reconnect until a reboot.
I know there's some hardware issues with this device, but my god, really? Two used and one "new" and I haven't gotten a good one yet? I've tried running other roms to fix the wifi issues, no go, stock works best (which is still not well). I've tried the touchscreen fixes located on here and YouTube, I haven't tried any self-help repairs for wifi yet.
Should I keep trying? Give up? Other than the Nvidia Shield I can't find another 7" tablet that's as fast as this one. I bought a 2015 Kindle Fire, but it's as slow as my 2012 N7 and has a worse screen.
Any help would be appreciated!
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Click to collapse
For the touch screen you have to try parrot mod from this forum. For me the change day and night. Now my touchscreen is always perfect even with ten fingers on screen with tablet over a table

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