Notification light on nexus 7 - Nexus 7 (2013) Q&A

Hi all I have just bought the new nexus 7 and I love it. One problem is I have never seen the notification light work yet. I have checked in settings and it's ticked.. When does it flash? Is it every time you get a notification from eg Facebook etc,? I'm worried it's not working.

The light is usually associated with notifications, yes. Usually this is configurable in the apps responsible for the notifications.

I thought the same when I got mine but it was flashing during a notification a while back so at least it works but rare.
Sent from my Nexus 7 (2013) using Tapatalk 4

Muikkuman said:
it works but rare.
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Click to collapse
Mine triggers on e-mails, so I see it a lot!

Does work thanks sent myself an Email

I use LightFlow and configured the light to fade in and out with almost no period of time where the light is off. It looks as if the light is "breathing", and is much more noticeable than the 10 second delay between flashes that the stock light is. Give it a shot.

So far, I've only seen it light with email. General notifications don't seem to trigger it.

My first Nexus 7 (2013) had a completely broken notification light. No matter what I did, I couldn't get it to light up. (I ran testing programs, Light Flow, sent myself emails, etc). Exchanged it at Best Buy and the new one worked immediately. So just know that there are some defective notification LEDs out there.

There's a whole slew of less common issues that IMO if it bothers you, you should get an exchange, but if not, just live with it.
LED doesn't work
NFC doesn't work
Bluetooth doesn't work
Qi wireless charging doesn't work
dust under screen
light bleed
offwhite screens
dead/stuck pixels
mushy Power/Volume buttons
creaky edges
back cover comes off easily
screen separating from tablet
battery charger not recognized even though it is charging
microphone doesn't work
one speaker has no sound
charger makes buzzing noise
camera blurry
--
spasdic multi-touch
touchscreen dead-spots
camera crashes tablet
hardware related random reboots (not the same as software-related reboots)
--
The last 4 can sometimes be mitigated in software so try fixes first.
Many of these issues are rare. Some are more common. I think a lot of people don't even notice or just live with it because it really doesn't bother them that much or they don't even use the feature.

SubMatrix said:
I use LightFlow and configured the light to fade in and out with almost no period of time where the light is off. It looks as if the light is "breathing", and is much more noticeable than the 10 second delay between flashes that the stock light is. Give it a shot.
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Click to collapse
What settings did you use to do this? Sounds interesting.

Hmm...it sounds like my LED light took a dump on me then. I've had my Nexus 7 2013 for about a month. It used to notify me for emails...now nothing. And yes it does bother me.
Sent from my Nexus 7 using Tapatalk

happenchance said:
Hmm...it sounds like my LED light took a dump on me then. I've had my Nexus 7 2013 for about a month. It used to notify me for emails...now nothing. And yes it does bother me.
Sent from my Nexus 7 using Tapatalk
Click to expand...
Click to collapse
Then take a dump on this device.

SubMatrix said:
I use LightFlow and configured the light to fade in and out with almost no period of time where the light is off. It looks as if the light is "breathing", and is much more noticeable than the 10 second delay between flashes that the stock light is. Give it a shot.
Click to expand...
Click to collapse
Hmm, downloaded light flow lite and I don't see that setting anywhere...

Dl light manager....

Related

Notification Light and Battery

I'm wondering if notification lights eat up battery juice.
Would anybody know what the affects are on the battery to have a notification light?
I'm assuming it would be better than waking your phone/screen to check for notifications...
Nothing even measurable. It's kernel handled so there isn't process for it.
Sent from my Nexus S 4G using Tapatalk
LancerEVA06 said:
Nothing even measurable. It's kernel handled so there isn't process for it.
Sent from my Nexus S 4G using Tapatalk
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Click to collapse
You can always just measure the LED hardware itself.
1 blinking LED vs. 1280x720 AMOLED screen. Guess which one uses more power
martonikaj said:
1 blinking LED vs. 1280x720 AMOLED screen. Guess which one uses more power
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Click to collapse
But the notification LED is physically larger. Won't it use more power?
srsly? I can assure you if you had a Gnex with no LED vs. the one we currently see, you would not be able to tell the difference.
Having been a Palm and Blackberry guy for years and years I always used the LED notifications and I never was able to see any noticeable difference in battery usage between the days I got tons of notifications and Sunday.
And from what I remember from electronics class an LED draws like almost no current at all.
Joe
Nothing worth worrying about.
I invented cyberspace. You're trespassing.
I'd start saving up for an extended battery if I were you.

Led and vibrate = battery destroyers

I have been frustrated by battery life with the ics leaks, getting maybe 6 hours on a charge.... I thought it was maybe bad batteries but...
Turning off LED notifications and vibration on keypress has me at 7 hours of normal usage and at 91% battery.
Holy crap you guys, can it be this simple? Is anyone else seeing this kind of improvement?
Btw, gb roms never drained like I was seeing, even with keypress vibration on....
Sent from my SPH-D710 using Tapatalk 2 (FF09 Stock ICS)
I might try this but I do like haptic feedback. The LED I would question on being part of your gain in battery life though. It's power draw can't be much if even noticeable. For one they're not very bright (remember how bright Blackberry LED's were?) and also the flash timing is long but with a very short duration.
Just as a reference. My dad has this Pink Floyd CD with a red LED on the spine of the case. It's powered by 1 AA and that damn thing blinked every 2 or so seconds 24/7 for about 12(ish) years.
That vibe motor though... well I had a joke about women, BOBs, and batteries but I lost it. The words are there, you figure something out.
Someone else posted in another thread that it is not the led itself that drains battery but the fact that keeping it blinking prevents the phone from going into deep sleep. (I assume it is checking to see if there are active notifications.) That WOULD explain the difference...
I believe notification led blinking rely on a software timer thus keeps phone from going into deep sleep mode currently
Sent from my SPH-D710 using Tapatalk 2
Yes, I usually did this on the leaks. Turn off all sound, all vibrations (haptic and notification) dim the screen to minimum and remove the led and you can last 24hours. You will miss every phone call. But who has time for phone calls? Anyway, battery life is fine on cm9 a5 even if I forget to charge at night.
Sent from my SPH-D710 using xda premium
I've been keeping up with this myself with great interest. Led notification is pretty valuable for me as i typically work in a noisy environment. Anyone want to comment on whether this can be "fixed" once source is released.
Sent from my SPH-D710 using Tapatalk 2
ClutchR1 said:
I've been keeping up with this myself with great interest. Led notification is pretty valuable for me as i typically work in a noisy environment. Anyone want to comment on whether this can be "fixed" once source is released.
Sent from my SPH-D710 using Tapatalk 2
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It might be fix once source is release as for me I dont use the notification led light at all if im away from my phone I just hit the power button and see if I missed anything whenever I get near my phone but luckily my phone is always on me
Sent from my SPH-D710 using Tapatalk 2
http://device.sprintpcs.com/Samsung/SPH-D710/FF11.rdf
it has to stop sometime, doesn't it????
I feel so bad for our devs.
Can someone tell me where the led option is? I'm on AOKP
Sent from my SPH-D710 using xda premium
Smurphjw said:
Can someone tell me where the led option is? I'm on AOKP
Sent from my SPH-D710 using xda premium
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On stock:
SEttings|Display|Pulse Notification Light
LED is known to cause wakelocks on ICS roms

Will LED be damaged if on for hours?

I have just installed Charging LED for Galaxy Nexus from the Play Store. It works perfectly, no complaints, but I have a doubt.
If the LED of the phone is on constantly for hours, is there a threat of it getting damaged or some other side effects taking place?
I wanna use this app, but I'm a bit scared about the hardware side effects it MAY have.
Kindly enlighten me on this topic.
Thanks.
I don't think so.
i had it on my motorola defy and and now on Gnex and it works fine on both.
i use light flow(the best one for our phone)
https://play.google.com/store/apps/details?id=com.rageconsulting.android.lightflowlite&hl=en
AbhishekS said:
I have just installed Charging LED for Galaxy Nexus from the Play Store. It works perfectly, no complaints, but I have a doubt.
If the LED of the phone is on constantly for hours, is there a threat of it getting damaged or some other side effects taking place?
I wanna use this app, but I'm a bit scared about the hardware side effects it MAY have.
Kindly enlighten me on this topic.
Thanks.
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Click to collapse
I`ll suppose battery life will be the negative side effect.
kanpurite said:
I don't think so.
i had it on my motorola defy and and now on Gnex and it works fine on both.
i use light flow(the best one for our phone)
https://play.google.com/store/apps/details?id=com.rageconsulting.android.lightflowlite&hl=en
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Click to collapse
Well thanks for the suggestion. I don't think Light Flow has the charging light option. The app I have mentioned keeps the LED light on (not just blinking) for all the time the phone is being charged.
gaich said:
I`ll suppose battery life will be the negative side effect.
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Hmmm.. I don't think so, as the LED will be on only when the phone is being charged. Or am I wrong?
AbhishekS said:
Well thanks for the suggestion. I don't think Light Flow has the charging light option. The app I have mentioned keeps the LED light on (not just blinking) for all the time the phone is being charged.
Hmmm.. I don't think so, as the LED will be on only when the phone is being charged. Or am I wrong?
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Click to collapse
Yeah if you are charging then battery life wouldn't be a problem. I have never heard of any negative side effects to using a LED app. Go for it, it will be grand
jd1001 said:
Yeah if you are charging then battery life wouldn't be a problem. I have never heard of any negative side effects to using a LED app. Go for it, it will be grand
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Yes, even I have never ever had any issues with LED apps, but this one is different. It will be ON constantly, not just blinking. And it will be ON for hours at a stretch, with just makes me a little worried.
Can the color leave a permanent mark, similar to some pixels that sometime get stuck to the screen?
AbhishekS said:
Yes, even I have never ever had any issues with LED apps, but this one is different. It will be ON constantly, not just blinking. And it will be ON for hours at a stretch, with just makes me a little worried.
Can the color leave a permanent mark, similar to some pixels that sometime get stuck to the screen?
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Not sure about permanent mark but here is some info on life expectancy
http://www.electronicsweekly.com/led-luminaries/uncategorized/led-life-expectancy-2009-02/
Well that's good and bad too. Some LEDs may last just a year is what it says, so that's dangerous!
Sent from my Galaxy Nexus using Tapatalk 2
Just so you know light flow has options for low battery, charging battery, and charged battery. You can set it to always stay on instead of blinking also.
Sent from my Galaxy Nexus using xda premium
LED's don't get stuck on or anything negative if left on for hours. The only downside is LED's are rated for a certain number of hours. Being constantly on will use those hours up significantly faster than just blinking. On the upside, LED's are usually rated for 25,000, 50,000 and even up to 100,000 hours. So even if you charge your phone for 8 hours a day you have quite a few years of use.

Highly confused on ambient display

The menu option says that he screen will illuminate when lifting the phone or when a notification comes in. That would be fine except mine is acting more like the moto x and pulsing every few seconds which will kill an lcd battery.
Sent from my Nexus 5X using Tapatalk
Mine did the same but I found that the culprit was the light flow app I installed to control the LED.
Sent from my Nexus 5X using Tapatalk
Hi
mkouk said:
Mine did the same but I found that the culprit was the light flow app I installed to control the LED.
Sent from my Nexus 5X using Tapatalk
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Click to collapse
I've noticed it pulse as well but it doesn't go on very long, and doesn't do it all the time. I've not installed light flow at all, so I doubt that is the cause, and you may find it starts doing it again.
It's unlikely to drain that much power if it only does it a few times, and ambient display is off if the phone is covered like in a case or coat pocket.
I couldn't at first get it to turn on reliably when being picked up, but the trick seems to be to lift it up and at the same time turn it from horizontal to being more vertical. The other thing is when you keep trying, the phone seems to turn off ambient display as it thinks it is in transit rather than on a desk or a surface, which makes senses, but doesn't help when trying the feature out.
Google said you can nudge the phone to turn on ambient display, but I'm not sure what sort of nudge to give it, so can't really get this working.
Regards
Phil

Notification LED?

Anyone see any indication as to whether the 3 XL has a RGB notification LED?
I'd like to know too. Seems like there is no mention anywhere.
Sent from my Pixel 2 XL using Tapatalk
Curious myself, I'll post if I hear anything.
Someone mentioned on Reddit that there was no LED this time
NPuter said:
RGB notification LED?
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Click to collapse
obsanity said:
no mention
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Chronzy said:
Curious
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Click to collapse
Pixel 3 / 3 XL have no notification LEDs.
Notch, glass back, no headphone jack, bigger screen with more pixels but smaller battery and now no notification LED? It looks worse and worse.
I would have said the same thing a few months ago but ever since I turned it off and just used the AOD for notifications I won't miss it.
Sent from my Pixel 2 XL using Tapatalk
Kisakuku said:
Pixel 3 / 3 XL have no notification LEDs.
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Click to collapse
Ugh. I was hoping they put it under one of the speaker grilles again. So I guess this is the first Google Nexus/Pixel without one? I suppose we should have known this was coming with AOD. I was actually surprised the pixel 2 kept it, and it got the best one IMO since the Nexus One.
obsanity said:
I would have said the same thing a few months ago but ever since I turned it off and just used the AOD for notifications I won't miss it.
Sent from my Pixel 2 XL using Tapatalk
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Click to collapse
I thought I'd find it less useful with AOD display as well, but do not find that the case. Dim monochrome notification icons are definitely not as obvious as a colored notification LED which can be seen with a passing glance.
What would be cool is if a "notification LED" could be implemented into the AOD - i.e. a small clusters of pixels lit up at full brightness with color support. Wonder if that's technically possible.
This was a poor decision on Google's part... I may just keep my pixel XL 2 this time around... the notification LED is tech that does not need to disappear, so much easier to see you have a notification from across the room...
I didn't know my 2XL had one for ages. Why have it off by default?
Also wish it was more aggressive.
Tanquen said:
I didn't know my 2XL had one for ages. Why have it off by default?
Also wish it was more aggressive.
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Click to collapse
They were weening people off the led notification with the P2XL....and promoting the use of the ambient display.
But like some said earlier....ambient display is dim.....there is no better way to glance from afar and know exactly what type notification came thru via the color of the flashing led. That cannot be beaten...I dont need to see and read the notification of the screen....just know I have one and what type it is.
Ambient display is only good for when you in arms reach of the phone to read the screen...at which point you may as well pick it up and look at the phone. It's almost pointless.
Well i guess is a personal thingy, mine is switched off since i got the phone, never use the led, my aod is always on, more than happy with it
misiokicio said:
Well i guess is a personal thingy, mine is switched off since i got the phone, never use the led, my aod is always on, more than happy with it
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Click to collapse
It is a preference.....Im just saying hat good is a display if you cant read it. Most people cant read dimly lit text from across a room.
One thing I dont know is....does the text on the AOD shift positions so screen burn in doesn't occur?
bsg411 said:
It is a preference.....Im just saying hat good is a display if you cant read it. Most people cant read dimly lit text from across a room.
One thing I dont know is....does the text on the AOD shift positions so screen burn in doesn't occur?
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Click to collapse
Haven't experienced any burn in... And myself i dont have a problem with "dimly" screen as my phone is always next to me or with me xd
misiokicio said:
Haven't experienced any burn in... And myself i dont have a problem with "dimly" screen as my phone is always next to me or with me xd
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I just googled it....the text moves one pixel at a time per minute.....so it will take about an hour to see the text make a significant move....but it does. This is good to know since the new phones dont have the LED.
I thought the same when I enabled aod but after almost a year since I enabled it there is no screen burn where the clock is. I use the display app with a gray color to check for that. The only burn in I see is the notification bar and a slight navigation bar but nothing in the aod area. So I am surprised about that because the differential aging does not work as I thought it would. So movement of pixels seems to be more important than what's on the screen.
Sent from my Pixel 2 XL using Tapatalk

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