MOBILE DATA on darkside venom kernel 06. - T-Mobile Samsung Galaxy S II SGH-T989

Since flashing the new dark side kernel I get weird behavior from the mobile radio. It will show full bars of 3g then when I use the browser ,for example, it jumps to full bars of 4g(H). This happens with any network activity over cellular radio.
Is this normal behavior, .....for battery conservation?
Also in "settings"- then "mobile networks",...the "preferred network mode" is set to 'wcdma".
Should I use default setting or the other choice ,which is "LTE/GSM".
Thanks.
Any ideas. Anyone have same behavior? This is not really a problem, just unusual.
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ctrlaltdeln said:
Since flashing the new dark side kernel I get weird behavior from the mobile radio. It will show full bars of 3g then when I use the browser ,for example, it jumps to full bars of 4g(H). This happens with any network activity over cellular radio.
Is this normal behavior, .....for battery conservation?
Also in "settings"- then "mobile networks",...the "preferred network mode" is set to 'wcdma".
Should I use default setting or the other choice ,which is "LTE/GSM".
Thanks.
Any ideas. Anyone have same behavior? This is not really a problem, just unusual.
Sent from my cm_tenderloin using xda app-developers app
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Click to collapse
Use wcdma. T-Mobile doesn't have lte. And I don't think it's kernel related. I honestly think it's just that the ui isn't updating during sleep. Plus it naturally should go to 3g when not in use. Look up fast dormancy. I honestly don't think it's anything to worry about.
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Thanks.Thanks for confirming. Both settings seem to work the same.
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Related

Cell standby consumption

Hey guys, just got my new play and loving it. However no matter how much I use it, the cellular standby ALWAYS consumes more battery life than display. That includes playing hours of final fantasy games on it. And yes I do have juice defender set to aggressive. So Whats the deal here? Cheers!
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Juice defender gave me worse battery life than without it. I would recommend putting a shortcut to your settings on a home screen and turning off data manually instead. JD eats CPU cycles and thus uses unnecessary battery power.
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Go into settings, wireless and networks, then tap mobile networks. Go to network operators and change the search mode from automatic to manual problem solved
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AndroHero said:
Go into settings, wireless and networks, then tap mobile networks. Go to network operators and change the search mode from automatic to manual problem solved
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It doesn't give the the option! I can only either turn on or off data and data roaming
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AndroHero said:
Go into settings, wireless and networks, then tap mobile networks. Go to network operators and change the search mode from automatic to manual problem solved
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Click to collapse
Tried that but it didn't seem to change anything.
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[Q] what app can do screen off auto turn to 2G,screen on turn back to 4G?

I want to save battery life ....
I do not know about the app but there is one problem. Sometimes I download large files and i do not want to keep my screen awake all the time. But if it switches the connection to 2g from 3g (or vica versa) it disconnects for one second and the download fails.. So that could be a problem for downloading large files.
_delice_doluca_ said:
I do not know about the app but there is one problem. Sometimes I download large files and i do not want to keep my screen awake all the time. But if it switches the connection to 2g from 3g (or vica versa) it disconnects for one second and the download fails.. So that could be a problem for downloading large files.
Click to expand...
Click to collapse
if can set the timer,that problem can fix
Juice defender can do that I think. Haven't tried it myself I don't use that app anymore, but I believe there was an option in it to toggle between 3g and 2g. However, you have to have root access and a kernal/rom that supports it. Stock kernals don't support allowing you to switch between 2g to 3g without doing it manually yourself through the settings, so you probably need to find a custom one that does.
Im using easy battery
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Tasker
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daz_2000 said:
Tasker
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You'll need a mod ROM to get full use of Tasker for battery improvement. Stock ROM doesn't allow 2G/3G switching.
I understand that CM10 allows this.
Someone should confirm, as I've stuck to rooted stock rom in SIII and plan to keep the same on Note II.
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Data not staying active?

Anyone experience issues like apps that use data such as Facebook, friend caster, twitter, xda,.. Such as if your viewing something it won't refresh auto or manually. And you have to reset your data to be active again..? I'm noticing it is mainly while connected to lte
I'm on tweaked rom 2.3 with the latest saber kernel 32.2 UC
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For example I have on auto refresh on this app and I tried manually refreshing just now and still won't refresh.. It's like certain apps I'm having hangs on.. But open a Brower or 2 and it loads whatever no issue..
P.s.. Double posted, didn't allow me to attach image to first post
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I've experienced this also. It has something to do with our phone's way of handling the high power consumption of LTE. I first noticed it using my favorite app DeskSMS, which worked flawlessly prior to LTE, now it doesn't work half the time. However, It became such an irritation I manually went back to 4G, and everything works like it should.
If I ever needed the higher speeds, I can always switch to LTE.
sent from someone who's NOT using an iPhone.
lawalty said:
I've experienced this also. It has something to do with our phone's way of handling the high power consumption of LTE. I first noticed it using my favorite app DeskSMS, which worked flawlessly prior to LTE, now it doesn't work half the time. However, It became such an irritation I manually went back to 4G, and everything works like it should.
If I ever needed the higher speeds, I can always switch to LTE.
sent from someone who's NOT using an iPhone.
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Click to collapse
I figured that but it's surprising that lte wouldn't operate the same as on a 4g connection but faster..
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Default Network Mode... Change?

Is there a way to change the default network mode? My phone always defaults to the first mode, LTE/GSM/WCDMA (see first screenie), but I get significantly better LTE signal on the top mode, LTE/CDMA/EvDO/GSM/WCDMA (as seen in second screenie). SO, I'd like to have the first ad a default.
Now I realize my findings may be off. It may be that both modes handle LTE the exact same way or that maybe the LTE on LTE/GSM/WCDMA just kicks in the LTE when I switch from it. So, if there is a deeper issue, please chime in.
All I know is, when it's on the current default, my phone doesn't stay connected to an LTE tower as well as if I choose the first one in the list.
Thanks for any suggestions.
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Any 3rd party app suggestions? Is it a build.prop issue?
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Any way to disable EDGE/GPRS

I've never had an issue with T-Mobile until the last month, and I thought maybe my Note 2 was going wonky but the Note 3 does the same thing. Basically it likes to mostly switch from LTE to EDGE or even GPRS sometimes, and it's driving me insane. If you do *#2263# in the dialer it brings up the network settings and you can force LTE/WCDMA only, but then it never drops down to the battery saving UMTS, which I want to do. There has to be a way to just plain disable EDGE/GPRS completely, or at least change the priority to where it doesn't ever go to those unless it has zero signal of either HSPA, UMTS or LTE. Any ideas?
/sadface. Bump just in case no one saw this.
WCDMA=UMTS
*#*#4636#*#*
Choose phone info
Set to WCDMA only
You won't connect to lte this way but it'll disable the fallback to edge/gprs.
Also, I'd change your apn settings to use the epc.tmobile.com apn instead of the fast.tmobile.com if
you're going to force wcdma.
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You both are awesome, thanks!
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Gwanatu said:
You both are awesome, thanks!
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You're welcome. Glad I (we: person above me as well) could help. :thumbup:
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