(Q) Auto Screen Brightness - Samsung Epic 4G Touch

Is the screen brightness supposed to drastically change when auto brightness is enable. I've been playing around with it and noticed that when auto brightness is enable the screen will drastically change in different lighting conditions (with a couple second delay) For example, ill walk into a darker room the screen will get a lot dimmer after a couple of seconds and v-versu. The reason I asked is that my eco 4g would gradually adjust to point t where I didn't even notice.
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I've noticed it rapidly changing like it can't decide a few times, and overall it's a bit too dim outdoors. Coming from an Evo as well and I never noticed it changing either.
Just going to keep an eye on it, not a huge issue for me. Might see if there's any way to override and manually specify the auto brightness thresholds.

There's a second setting called "Auto adjust screen power" further down on the display page - it could be that. It's some sort of thing that analyzes what's actually on the screen and tries to adjust for it.

I think it may just be a samsung thing. I have a Galaxy Tab 7" and I noticed that it was doing this as well, and it drove me crazy. I just went into settings>display>brightness and turned it down manually to just under halfway indoors and if I know Im going outside, i turn it all the way up.

Ive also noticed thst it was auto adjusting even when i had it disabled which was probablt the "power adjustment" thing... But once i caught it turning the brightness down to "prevent overheating"!?
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Really?! Thats bizarre. I wonder if it will constantly have the screen down while wireless tether is running.
daneurysm said:
Ive also noticed thst it was auto adjusting even when i had it disabled which was probablt the "power adjustment" thing... But once i caught it turning the brightness down to "prevent overheating"!?
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Thanks. I also have auto adjust disabled. Since others are seeing it then I assume its a Samsung thing. Ill wait to see if others confirm. BTW this may just be me being a geek. I notice every little thing. The other is that the buttons at the bottom of the phone aren't as sensitive as the eco.
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kzoak82 said:
Thanks. I also have auto adjust disabled. Since others are seeing it then I assume its a Samsung thing. Ill wait to see if others confirm. BTW this may just be me being a geek. I notice every little thing. The other is that the buttons at the bottom of the phone aren't as sensitive as the eco.
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A tip I read somewhere but haven't tried yet is to turn auto brightness off and when you do, hold down on the notification bar (don't pull it down, just hold a finger on it) and slide left or right to adjust brightness on the go. Not for sure if it works but give it a try (I'm chargin my phone while it's off now so I can't yet).

Beejis said:
A tip I read somewhere but haven't tried yet is to turn auto brightness off and when you do, hold down on the notification bar (don't pull it down, just hold a finger on it) and slide left or right to adjust brightness on the go. Not for sure if it works but give it a try (I'm chargin my phone while it's off now so I can't yet).
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It works. I just tried it. That is pretty cool!

Worked for me too. That's great. Thanks. Where did you read that? Are there other tips?
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kzoak82 said:
Worked for me too. That's great. Thanks. Where did you read that? Are there other tips?
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This was a feature in the original epic as well. It is pretty cool. I just use this to change brightness . The only time i change is when i go out in the sun.
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kzoak82 said:
Worked for me too. That's great. Thanks. Where did you read that? Are there other tips?
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Can't remember anymore besides the screen shot one which has been mentioned. Tap home and the power button simultaneously. Also can't remember where I read it.
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I would honestly say its a combination of things BC I have used roms where its totally obvious (on froyo) where on others its completely impossible to notice the change.
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They kept the good features from the Epic. I like the feature in "Contacts" where you can swipe right on a contact to call them and left to send a message as well
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daneurysm said:
Ive also noticed thst it was auto adjusting even when i had it disabled which was probablt the "power adjustment" thing... But once i caught it turning the brightness down to "prevent overheating"!?
Sent from my SPH-D710 using XDA App
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I've had the brightness at the max, and turned off the Auto Adjust Screen Power option. Just while browsing XDA the screen dimmed, and when looking at the brightness setting it states "To avoid overheating, maximum brightness has been reduced.". This has happened at least three different times.
I'm hoping this isn't a serious issue. Have you had it do that multiple times for you as well?

Related

Brightness doesn't stay where its set to

I keep noticing that my brightness is always set higher than where it is supposed to be.
I will lower it to about 1/4 brightness and by the end of the day I notice its at 3/4 brightness all on its own... auto brightness is off and power saving is off
What gives? Anyone else notice this?
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clninja said:
I keep noticing that my brightness is always set higher than where it is supposed to be.
I will lower it to about 1/4 brightness and by the end of the day I notice its at 3/4 brightness all on its own... auto brightness is off and power saving is off
What gives? Anyone else notice this?
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Yep. I have he same issue. It has a problem staying where I set it. Especially when I set it to 0% do you use an app to set your level or do you go into settings to do it? I usually use quick settings.
DARKSIDE
I go into display settings...I don't use an app to set it
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I think I figured it out...at the bottom of the display settings is a box that says auto adjust lcd power or something.. I had it checked I just unchecked it...will report back if it fixes the problem...I'm thinking it will
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Only had this issue on the Kang of cm7
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clninja said:
I think I figured it out...at the bottom of the display settings is a box that says auto adjust lcd power or something.. I had it checked I just unchecked it...will report back if it fixes the problem...I'm thinking it will
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This is probably why.
Yeah. I typically have mine set at the lowest yet somehow it will change itself on its own.
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CM9 & touchkey/softkey backlight

Alright, hopefully I'm just being a 'tard and not looking in the right place. I took my phone from 2.3.6 to 4.0.4 last night, and I have allllllmost everything set up the way that I want it. The only thing that's missing it the backlight for the four softkeys (menu/home/back/search). I want them to stay lit whenever I have the screen on. I've searched, but all the threads that I turned up were people that couldn't get them to turn off!
Can anyone point me in the right direction, or is it something I just need to get used to?
Thanks,
n1n00b
Its a bug, sometimes they turn on sometimes they don't. I hardly pay attention to them anymore as I've gotten used to it
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iLeopard said:
Its a bug, sometimes they turn on sometimes they don't. I hardly pay attention to them anymore as I've gotten used to it
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+1
happens to me off and on. Pretty common actually, not a big issue to me since at this point we should have the layout memorized
sent from my T989 full of CM awesomeness and a touch of Venom from the Darkside!!
This is a known issue. They won't work when the screen comes on initially.
If you leave the screen untouched for about 5 seconds, they will come on when you touch the screen. You can also get them to come on by adjusting brightness. They will work until the screen turns off.
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cmac0351 said:
This is a known issue. They won't work when the screen comes on initially.
If you leave the screen untouched for about 5 seconds, they will come on when you touch the screen. You can also get them to come on by adjusting brightness. They will work until the screen turns off.
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Not quite what I meant... I'm referring to the fact that, once they /are/ lit, if you don't touch the screen for a few seconds, they turn off. I want them to be on as long as the screen is on. You can set this to happen in the OEM TouchWiz OS, but not with CM9.
n1n00b said:
Not quite what I meant... I'm referring to the fact that, once they /are/ lit, if you don't touch the screen for a few seconds, they turn off. I want them to be on as long as the screen is on. You can set this to happen in the OEM TouchWiz OS, but not with CM9.
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Im AOKP ICS and as far as i know, there is no option like that.
LoopDoGG79 said:
Im AOKP ICS and as far as i know, there is no option like that.
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Bloody hell, that's what I was afraid of. Thanks.
Go to System > Advanced > Sensors, then check the box beside Enable Keys Backlight
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mangamaniacSA said:
Go to System > Advanced > Sensors, then check the box beside Enable Keys Backlight
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Not a fix lol easier to just adjust brightness from status bar to get them on...
same thing with the screen brightness... it's not as bright as it is with stock rom when you dont have power saver enabled..
death1246 said:
Not a fix lol easier to just adjust brightness from status bar to get them on...
same thing with the screen brightness... it's not as bright as it is with stock rom when you dont have power saver enabled..
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I think I misunderstood. I thought you wanted them to stay on when the screen is on. The directions I gave you do that on mine. What was it you want the keylights to do exactly?
Personally I think the screen brightness is actually too bright except in when out in bright daylight.
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Screen fade?

I have a question in regards to the screen dimming feature. So for example when the screen dims after 30 seconds of inactivity or however long each of you have it. Has anyone noticed that the fade from high to low looks choppy it doesn't seem fluid it kind of stutters to the lower brightness right before the screen turns off. Is this normal.
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That's not normal.. mine fades as it should.. no chopyness or anything
http://forums.androidcentral.com/samsung-galaxy-s-iii/187052-automatic-brightness-still-occurs-when-disabled-also-stutters.html
this is what i meant
Go to settings display auto adjust screen tone and make sure its not checked that should fix it.
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I think that is caused when you have it set to scan your eye movements to detect you reading before turning off screen. Its in your settings airborne, GREEN LIGHT, GO
18th.abn said:
I think that is caused when you have it set to scan your eye movements to detect you reading before turning off screen. Its in your settings airborne, GREEN LIGHT, GO
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Winning!
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Neat Screen off feature

I stumbled across a cool little feature while the screen is off. Cover the light and proximity sensors for several seconds and the top half of the screen will emit an aqua blue aura that displays missed calls, messages, and battery. I know this feature is somewhat useless, just thought I'll do some digging after it accidentally popped up on me while handling the phone.
Edit: Cool, I didn't realize it was the Quick Glance feature. Thought I was going crazy when I couldn't figure out how to reproduce it.
Hmm I do not see that
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Doesn't happen here, either. Is this some kind of buried setting?
I could see this being useful if it could detect your phone is in your pocket, and when you pull it out, it would show that information.
It's in settings - motion - quick glance.
Then if you scroll down while still in motion to advanced settings there are more options for it in there.
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bp328i said:
It's in settings - motion - quick glance.
Then if you scroll down while still in motion to advanced settings there are more options for it in there.
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Yeah I found it, very neat. I turned it on, I'll see if I continue to like it or if I find it annoying.I turned on a few more motion features. Why not try them?
The phone must also be laying flat (like on the table for example) otherwise it doesn't work.
Yeah it doesn't seem to be too reliable plus the info goes away too fast for me
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thanks for this...no more pressing the power button when my phone is on the nightstand just to see the time or battery...etc...nice feature
Cool.
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Does turning this on have and detrimental effects on battery life? Does it get activated accidentally in your pocket?
Love it. Wish it was faster, though. My screen turn on lag is not good
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I noticed you can press the touch keys in those few seconds while the screen lights up and it will make the drip sound... little annoying in the middle of the night.
Sent from my Galaxy Note II via XDA App
proof2006 said:
Does turning this on have and detrimental effects on battery life? Does it get activated accidentally in your pocket?
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Don't think it would do much damage to the 3100mAh battery. I'm still getting over a day's use, at least 6 hours of screen on with the quick glance feature on. According to others, it only triggers if the phone has been laying on a flat surface. So I think it'll be just fine in our pockets.

Screen flicker in sun with keyboard popped up?

I have tested this with two of these phones and it is confirmed there for sure. I live in Miami Florida there is a lot of Sun here so I have no problem testing this. Within any app if I am in the Sun and it is directly hitting my screen and my keyboard is popped up my screen flickers it's not a super bad Flicker it's light but it's definitely there looks like your screen is blinking really fast. I'm going to try on as many of these devices as I can but can anyone tell me if they are experiencing the same?
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pezlomd said:
I have tested this with two of these phones and it is confirmed there for sure. I live in Miami Florida there is a lot of Sun here so I have no problem testing this. Within any app if I am in the Sun and it is directly hitting my screen and my keyboard is popped up my screen flickers it's not a super bad Flicker it's light but it's definitely there looks like your screen is blinking really fast. I'm going to try on as many of these devices as I can but can anyone tell me if they are experiencing the same?
Sent from my SGH-M919 using xda app-developers app
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I too live in Miami, I was at the beach today texting, facebook, instagram and of course xda and did not see this happening....
Deviant Development Take Over!!!!!
saldebot said:
I too live in Miami, I was at the beach today texting, facebook, instagram and of course xda and did not see this happening....
Deviant Development Take Over!!!!!
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Try while in the texting app w white backgrounds.. Only happens while keyboard is popped up and sun directly hitting the screen
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see if it happens with auto adjust tone turned off
amorek13 said:
see if it happens with auto adjust tone turned off
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it does
Go to settings, my device, display, screen mode. Set to standard. Fixed it for me.
elesbb said:
Go to settings, my device, display, screen mode. Set to standard. Fixed it for me.
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I just went outside, took off adapt display and tried every screen mode. did not work.
orlandoxpolice said:
I just went outside, took off adapt display and tried every screen mode. did not work.
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I definately recall seeing it. I know exactly what you are talking about. I don't see it anymore so either my kernel (ktoonsez) fixed it or it was a bloat app.
I can confirm the issue on my I9500. Its not only limited when under the sun, also happens when you turn the brightness level all the way down. I'm still on stock kernel, maybe custom kernel may solve the issue. No settings in stock has mitigated or fixed this issue for me.
The people who are seeing this, have you turned off "Adapt Display" ?
elesbb said:
The people who are seeing this, have you turned off "Adapt Display" ?
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Yes it doesn't matter what screen mode or what setting or anything it just happens in the Sun
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pezlomd said:
Yes it doesn't matter what screen mode or what setting or anything it just happens in the Sun
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have you tried disabling the setting under the power saver settings? I forget exactly what its called.
Power saving isn't on when this happens
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