[Q] Charging / Connecting to PC - Barnes & Noble Nook Tablet

My Nook charges fine when turned off but does not charge at all when powered on. My nook also does not show up as a connected device when I plug it into my computer. I am rooted running CM9. Any advice?
Thanks

mikenexus said:
My Nook charges fine when turned off but does not charge at all when powered on. My nook also does not show up as a connected device when I plug it into my computer. I am rooted running CM9. Any advice?
Thanks
Click to expand...
Click to collapse
IF you mean that it doesn't charge while the screen is on and connected to the PC, that's normal behavior... the current draw is too much for the USB port to maintain the operational draw as well as provide any extra to charge it. Most of the time, you'll notice that you're actually still losing charge even though it's plugged into the PC... albeit at a much slower rate than usual.
As far as it not being recognized... what do you mean? You don't get the drives mounted? It's not being recognized by ADB? There's plenty of threads related to ADB, try giving it a search. If you mean that the drives aren't being recognized, you have to have a SD card in and turn on USB Sharing (or whatever it's actually called) it should be in the notification area.

Thanks for the reply,
It does not charge from an outlet while powered on; only when powered off.
What I mean in regards to it not showing up on the PC: I plug it in and it does not even recognize a device is plugged in - I don't even get to the install new drivers part. Its as if nothing was ever plugged to begin with.
The nook is recognized when I use my galaxy nexus usb cord and attach it to the computer. I am starting to think this is a hardware issue; I just find it strange that the hardware works as intended while the Nook is powered off.
Mike

There's a chance that you have a broken Nook cable then.
Try getting a battery monitoring app to see what sort of current you're getting while it's on. Is the "n" on the cord lighting up while it's plugged in and on?

Yes, when it is on and plugged in the "n" is green no matter the charge

I think you should try a different Nook cable, they can do that for you at B&N's actual store without you having to buy a new cable. If that doesn't work I would wager that it would be the port.
Now, I feel I should point out that for reasons unknown to me that manual specifically says you should not plug the unit in to charge while the unit is off. As I said, I don't know why. I know I have done that with my iPhone when I need a really fast charge (plug it in, then turn it off) but never had to do that with the Nook. Just... Some FYI for you.

Related

[Q] Phone turning on by itself.

I noticed this issue, where the Photon powers on by itself when i plug it into the computer via usb.
When the phone is off and plugged to the wall charger I get the battery charging image. But When the phone is off and plugged into the computer via usb, it powers on. Also With the usb plugged in and in charge only mode, when i perform a shutdown on the phone, it restarts right after completing shutdown.
I know this might now be a serious issue, and no one have probably come across it but same thing happened when it was connected to the PS3, i powered it off while it was on and connected to ps3 via usb and it powered back on. This could be some weird usb sending out signals trying to mount the sd card and in return it forces the phone to turn on, can someone please verify this on their phone, my brother has a photon i am gonna try this on his later tonight, just need to know it is on mine,
Well i confirmed with another Photon, it is the same issue, whenever it is plugged into a USB it turns on by itself, dont know if this happens with other phones, but it is weird
Harry_Spade said:
Well i confirmed with another Photon, it is the same issue, whenever it is plugged into a USB it turns on by itself, dont know if this happens with other phones, but it is weird
Click to expand...
Click to collapse
Same thing here and it is so annoying when I am just trying to charge it and it keeps booting back up.
does anyone know of a solution, i ll try playing around with it, may be something with usb debugging, highly doubt it though
Same here. I think it must be designed this way for some reason.
Does it turn on if the USB is set to 'Charge Only' mode? I think it turns on automatically by design in Phone Portal or Sync modes but it probably shouldn't in Charge Only mode.

USB not charging

Plugged my usb cord into my computer and it says to be plug into ac adapter cause usb is not sufficient enough to charge. It shows that it's charging but when I lock the screen and didn't even touch it with usb connected to the computer my battery just dies and its set to charge only.
Sound like your computer's USB port is screwed up and is not outputting enough current to charge the device.
If you have a powered USB hub handy, plug it into that, or try another USB port on your computer.
I'll see if that works just weird though since I was using the same port for my previous 3 phones and they would charge pretty fast but not this time.
whats odd is my gf just texted me and said that her cable isnt charging her phone at all. i'm going to have to go pick up her charger and stuff and test/return it.
Prob , you don't have the driver's installed .
My battery reading is really inconsistent was charger on a outlet said 28% rebooted then said 78% rebooted a couple of mins later and now it says 60%
superevo89 said:
I'll see if that works just weird though since I was using the same port for my previous 3 phones and they would charge pretty fast but not this time.
Click to expand...
Click to collapse
This particular phone may need the entire 500mA of current that USB ports are supposed to capable of supplying. The error on the computer may be because when the phone connects, and tells the computer that it wants 500mA of current, one of three things happens:
1.) The computer says no and throws an error.
2.) The computer said yes, but when the phone actually tries to draw the current, the hardware of the computer can't provide it.
3.) The Amaze doesn't ask if it's okay to draw 500mA (to which the PC may respond no), and just starts drawing the current, causing a hardware fault on the computer.
Your previous phones may not have required as much current, therefore not causing any issues.
I don't know this for sure, but I've done some programming with USB drivers and I know that "handshake" when a device plugs in, does happen.
Happened to me to. Same thing with the notice to use wall charger. Dumb. All my other phones work with PC. Just not this one.
Just had this happen, except...
* I didn't get the "you should plug into a wall" message
* Using the USB of the computer seemed to *suck* power from the phone; anti-charging, if you will.
I've got a wallcharger on it now. Maybe tomorrow I'll try my USB3 port for it...
The USB3 didn't help...
what drivers do I need to install? My G2 charged just fine on this computer.
What I have going on now is an older USB "y" cable for an external hard drive; one side of the "y" is data + power, the other is just power. I've got the "just power" side of the "Y" plugged into a wall jack...charges fine now.
theGleep said:
* I didn't get the "you should plug into a wall" message
* Using the USB of the computer seemed to *suck* power from the phone; anti-charging, if you will.
I've got a wallcharger on it now. Maybe tomorrow I'll try my USB3 port for it...
Click to expand...
Click to collapse
Trial and Error fixed it
theGleep said:
* I didn't get the "you should plug into a wall" message
* Using the USB of the computer seemed to *suck* power from the phone; anti-charging, if you will.
I've got a wallcharger on it now. Maybe tomorrow I'll try my USB3 port for it...
Click to expand...
Click to collapse
Guys, i found the solution, by trial and error...
forget about USB 3.0, drivers, micro/mini USb, app tweaks, AC usb charger etc.... You know what turned out to be the culprit ??
THE CABLE !
I realized that this charging issue happened only when using the aftermarket cable i bought from ebay, as an extra one to have on hand. While the backup cable was also OEM. (i could tell from the corn-plastic bag it came in...)
And all along it has worked fine for data transfer, sync etc, and also when charging it does in fact say it's charging... - only thing in actual it's draining.
So i downloaded the 'battery monitor widget' and kept a close eye on the mA number as i tried out different combinations of cables, stock and aftermarket along with stock and aftermarket AC chargers i had and all USB ports on my laptop.
With the cable from ebay mA was rather in negative using with all power sources, including USB.
With the stock cable from the box, it was a steady +200 to +350 on USB power, +400 to +700 on AC power.
Now the after market cable is also OEM, but it appears to be for another HTC phone, that the HTC Amaze 4G doesn't accept.
Also if your AC charger is model TC E250 it's only gonna show up as USB and not AC in battery status.
You need AC charger model TC U250 for the HTC Amaze 4G to be fired up.
There! That was what was wrong.
Hope this helps.

[Q] nook tablet charging issue with custom rom?

ok so with my gf's nook COLOR it seemed to suffer from the known issue with charging. i.e the "n" symbol will light up but wont actually charge. Does the tablet suffer from the same dilemma? Just wondering because I am debating maybe picking up a nook tablet for her but since she doesn't know anything about this and i dont feel like messing with it so often I figure I'd save myself the headache . Thanks
It's not a bug. You need to use the charger that comes with it or another USB based adapter with a high enough output
You can actually charge the NT with a microUSB cable connected to a computer. I believe as long as you have the screen turned off, the battery will charge. I've charged it with the screen off and with the NT completely powered off.
I forget where I read from but the NT cable has an extra 12 pins which enable fast charging when plugged into the adapter provided. So keep in mind that it will take many more hours to fully charge the NT when connected to the USB port of a computer since the output is much lower than the adapter provided.
the oem charger was used with the NK. I just wanted to know if there were any reports of the NT having the same issue.
uploder said:
the oem charger was used with the NK. I just wanted to know if there were any reports of the NT having the same issue.
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Click to collapse
There are no reports of the same issue. There are also no custom roms for the NT.
I never experienced the issue with either my NC or NT.
We dont have any custom roms.

[Q] Manual Access--USB Mode

For some reason my touchpad no longer will go into USB Mode when I plug in the cable so I can not put the new alpha version onto my TP. Strange thing is the cable (which I just bought) charges it via USB, so I know it's not a connection problem. This symptom is the same for CM and WebOS, except in WeOS it gives the "may not charge" message.
Any way to manual mount the touchpad to transfer files onto it?
On a side note I did a little research and read on WebOS Nation Forums of a few people having this problem in landscape mode, but worked find in portrait mode, but mine sees no difference.
Like many people, you are having a USB power issue. Some cables just will NOT work for your Touchpad. I have only found one cable, other than the original that came with it, that has worked.
Also, if your USB port isn't putting out enough juice, or you have it plugged into a hub instead of an actual singular port, you'll run into problems.
PLus, sometimes a reboot of the computer can clear some of that up.
reverendkjr said:
Like many people, you are having a USB power issue. Some cables just will NOT work for your Touchpad. I have only found one cable, other than the original that came with it, that has worked.
Also, if your USB port isn't putting out enough juice, or you have it plugged into a hub instead of an actual singular port, you'll run into problems.
PLus, sometimes a reboot of the computer can clear some of that up.
Click to expand...
Click to collapse
Thanks for the quick response. Appreciate the tutorials as well. I've heard of the power issues you've talked of but in the brief reading I did all those issues would not charge, or at least not show on the touchpad that it was charging. My Touchpad shows that it is charging, at least in CM it does....
butikofer08 said:
Thanks for the quick response. Appreciate the tutorials as well. I've heard of the power issues you've talked of but in the brief reading I did all those issues would not charge, or at least not show on the touchpad that it was charging. My Touchpad shows that it is charging, at least in CM it does....
Click to expand...
Click to collapse
I have one cable that will charge the Touchpad, but will not allow it to connect. It really sucks how much juice these things pull when they are talking to your computer via USB. Hell, I have to unplug my webcam before connecting my Touchpad to my laptop. Do you know how frustrating it is to be making a video, and then realizing that you have to stop recording to plug in your device? I scream about it every time. I also had to eliminate my USB hub. I always use the provided USB cable for anything Touchpad related. I have a car charger that barely trickles 2% over a period of an hour. I did notice that different computers give different results as well. My work computer (which is waaaayyyy better than my home one) handles the Touchpad like a champ. My Home Theater PC does pretty good with it after a reboot, but my laptop struggles EVERY time.
reverendkjr said:
I have one cable that will charge the Touchpad, but will not allow it to connect. It really sucks how much juice these things pull when they are talking to your computer via USB. Hell, I have to unplug my webcam before connecting my Touchpad to my laptop. Do you know how frustrating it is to be making a video, and then realizing that you have to stop recording to plug in your device? I scream about it every time. I also had to eliminate my USB hub. I always use the provided USB cable for anything Touchpad related. I have a car charger that barely trickles 2% over a period of an hour. I did notice that different computers give different results as well. My work computer (which is waaaayyyy better than my home one) handles the Touchpad like a champ. My Home Theater PC does pretty good with it after a reboot, but my laptop struggles EVERY time.
Click to expand...
Click to collapse
very strange. go figure...my original cable from the get go never made a solid connection i'd have to place the cable in a certain way to get it to stick, now that cable doesn't work at all. I found one around the house, worked totally fine on all aspects, lost it, bout a new one and it only charges. ugh...
tbtransfer w/ tbaccess works pretty good
butikofer08 said:
For some reason my touchpad no longer will go into USB Mode when I plug in the cable so I can not put the new alpha version onto my TP. Strange thing is the cable (which I just bought) charges it via USB, so I know it's not a connection problem. This symptom is the same for CM and WebOS, except in WeOS it gives the "may not charge" message.
Any way to manual mount the touchpad to transfer files onto it?
On a side note I did a little research and read on WebOS Nation Forums of a few people having this problem in landscape mode, but worked find in portrait mode, but mine sees no difference.
Click to expand...
Click to collapse
Can anyone point me in the right direction as to what USB cable works well with the HP Touchpad besides orginal OEM?
Jharm said:
Can anyone point me in the right direction as to what USB cable works well with the HP Touchpad besides orginal OEM?
Click to expand...
Click to collapse
The Tablet uses a microUSB 2.0 connection, all the specifications are listed here:
https://www.gsmarena.com/hp_touchpad-3839.php
Any microUSB 2.0 cable that provides data and charging will work, some from amazon:
https://www.amazon.com/Rankie-Micro-Charging-Braided-3-Pack/dp/B01JPDTZXK/ref=sr_1_3?dchild=1&keywords=micro+usb+2.0+data+cable&qid=1603461974&s=electronics&sr=1-3
It can easily be tested with any cable from an Android device that has a microUSB 2.0 connection.

PC not recognizing the tablet at all when I plug it in? Anyone seen this?

Hi!
So basically I can charge the tablet with no issue but when I connect it to my pc (or the one at work) it suddenly is no longer being detected (no USB plug in sound).
At home I was able to make it work but it would seem that moving the cable a bit will make it go off so somehow the cable must be bad I think even though physically outside it looks great.
Could that be it?
shaolin95 said:
Hi!
So basically I can charge the tablet with no issue but when I connect it to my pc (or the one at work) it suddenly is no longer being detected (no USB plug in sound).
At home I was able to make it work but it would seem that moving the cable a bit will make it go off so somehow the cable must be bad I think even though physically outside it looks great.
Could that be it?
Click to expand...
Click to collapse
its very plausible that you could have a bad usb wire. if you wiggle it and get a connection very likely turns to 100% sure. There are different wires for charging and data within the cable. no connection when you plug it via dock either? (just want to rule out on board connector)
I will have to test on the dock but when it connected yesterday, I tried moving the plug around the table area to see if it was there and it never disconnected yet moving from the USB side connected to the PC made it disconnect so it makes it sound like a bad cable for sure...and hopefully

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