Jasjar Power Button not powering off Jasjar, just turning screen off? - JASJAR, XDA Exec, MDA Pro ROM Development

I have WM6, but i have noticed, i can't power off the Jasjar unless i pull the battery.
If i hold the power button it turns the screen off but the unit is still on, have downloaded psShutXP and this does the same.
Am I doing something wrong or missing something, when flying you can't have the unit on, even if flight mode is activated.
Checked and searched everywhere for software etc to try resolve this but no luck!!!
Can anybody help please
Tks

yes and no
Hi there,
You correctly turn of the screen with the powerbutton. Thing is, you do not want to power it down. Because powering the unit down might cause loss of data (when you turn it on you will get a blank device). The rom is powered by the battery.
So, flightmode is sufficient for flying an airplane. All you need to proove is that all receivers and transmitters are turned off. (phone, bt, wlan).
Should you really need to power it off anyway, i´ve found no other way but to remove and reinsert the battery.
good luck
daniel

pressing the power button briefly, turns the phone onto standby mode.
pressing and holding the power button, turns off the display backlight only.
setting the phone on Flight mode, shuts off all radio activity, and is sufficient for inflight usage.
there really is no good reason why you'd wanna switch off the phone completely, but if you insist, then as you expected.. pulling the battery out is the only way for now.
i wouldn't do it anyway, as it might lead to data corruption and other issues (kinda like if you pull the battery out of your laptop while it's on standby/power saving)

You cannot completely turn off the device.. it is part of the design.
What you want to do is not a good idea. No developer even bothered figuring out how to do it, due to the mentioned side effects of losing data.. hence there is no app that can do that.

maybe when time comes, developers may come up with a hibernate mode -- saving data into the sd card

DaVince said:
You cannot completely turn off the device.. it is part of the design.
What you want to do is not a good idea. No developer even bothered figuring out how to do it, due to the mentioned side effects of losing data.. hence there is no app that can do that.
Click to expand...
Click to collapse
With devices like the Universal (and most other WM5 & WM6 devices), pulling the battery won't cause you to lose data - it just acts as a soft-reset. (Although older devices, eg the Alpine, if the backup battery died as well then you'd have a hard reset)
If you are going on a flight just set it in flight mode, and turn off the volume, then put it in its "off" mode (ie hit power). This should be enough for most airlines. If you are really worried, then just close all the programs running and drop the battery

Well, didn't expected a huge response.
Thank you all for your feedback and info. I had a Jamin before and you could turn that off with no data loss, therefore thought the Jasjar could do it as well.
I just thought it was my unit since i loaded WM6 onto it, but it iseems to be the norm.
Will live with that, bit annoying having to pull the battery thou to turn the device off.
Thanks

Related

turning off the XDA EXEC

Hello
How does ont turn off the XDA EXEC, i dont see any off button. the power button just turns the screen backlight on and off.
the reason why i wanted to know what it was is because i am porting my number across networks, and 02 told me to turn off my phone a number of times during the day, so that it could go into a boot up process.
There is no real way to trurn the device off, but what they will be wanting you to do is disable the phone section (do this by turning on flight mode, or by clicking on the green connections manager in the bottom and click on the phone button. Click the phone button again to turn it on.)
Start -> Programs - Wireless Manager -> All Off (This switches of the phone.
Then use the phone on/off button at the top of the screen there, to switch it back on and force your SIM to re-register with the network, which should have the desired effect your after.
Taking out the battery is the only real 'off' button.
thanks for the replies dudes
did you try holding the power button as well? that works on my wizard
not sure if it's true for all wm5 though
i held the power down button for some time and it blanked teh screen. when i held the power button again for a few seconds the screen came back to life, but this time there is no "back light(?)"
how do i get back the "back light(?)"
i held the power down button for some time and it blanked teh screen. when i held the power button again for a few seconds the screen came back to life, but this time there is no "back light(?)"
how do i get back the "back light(?)"
There remains a bug, it seems, that sometimes prevents the backlight from firing up when starting the device.
It used to happen on my XDA2i and still happens on my Exec.
I usually have to get it in a good light and go to settings and move the brightness slider to get it working.
Turning off the device, I find, is actually achieved by pressing the power switch before closing lid.
I find I get much more out of each charge if I do this rather than just close the lid.
That of course turns of the PDA functionality of the device. The radio (phone) service is still disabled via Flight Mode.
:wink:
somehow i double posted...sry
thanks for the reply
i guess by pressing the power button, the pda goes ito some sort of sleep mode, since it does not boot up later, correct?
when it is charging up using a usb cable connected to my pc, the backlight is turned of, and no amount of pressing buttons seems to turn on the backlight, is that correct?
i checked out the brightness level sliders, there are 2, the
1. on battery which is somewhere in between
2. on power which is "slided" to the left, is that its correct position?
you will probably find it will selfboot at midnight.. this appears to have been intentional in the design of all the XDA's.
Thia can be a nuisance but it is probably to do with reseting timers. alarms etc
The backlight is configured to be on/off during external power and on battery in which ever setup you choose.
The actual levels you set it at are your choice ..
I set mine to be off after 5 mins on external power i.e. when charging except when i use tomtom and want it to stay on whilst externally powered.
On these occasions I change the setting before the journey
Your original question with reference to O2 making changes that required you phone to be off, in my experience, means not having the O2 sim in the device.
thanks for the reply dude
i think my questions have exceeded the remit of this thread. i will start another thread for the backlight questions

Turning off screen also kills Wifi

Howdy
I have noticed that turning off the screen (either via an app or by a brief press of the power button) also kills any Wifi connections that are active. Is there any way around this? Thanks.
Pressing the power button put the device to sleep/standby/suspend mode. Its not just Wifi, even the Bluetooth, GPS and everything but the phone part goes 'off' to save power. But why do you need WiFi to be active when in StandBy mode?
Regards,
Carty..
are you sure that you are toggling the screen and not turning off the device compleatly?
all pda's i've had turn off when i press the powerbutton
but there are programs which toggle the screen and dont stop my
music from playing
Carty said:
But why do you need WiFi to be active when in StandBy mode?
Click to expand...
Click to collapse
Because I have VoIP set up and if the phone goes in to standby, it will still accept incoming normal calls, but not VoIP calls.
Rudegar said:
are you sure that you are toggling the screen and not turning off the device compleatly?
Click to expand...
Click to collapse
It's not powering the device off completely, a longer push of the power button is needed for that.
But, I had a setting in "Power" enabled, which would "Turn off the device" if it wasn't used for a period of time, and this was also killing Wifi when it was triggered.
Audio manager for ppc has resolved this problem. As far as i know its the only one that doesn't stop even if you press the power button. it keeps playing in background. Maybe someone can understand how they did it and post it. I also want my wifi no to be turned off when i press the power button since it doesn't reconnect to my access point. i have to do it manually
Regards
theres a way to turn off the screen, alot of the roms here have it in the shortcut folder.... and it doesnt kill stop anything like wifi bluetooth or WMP....
Since you know it why don't you mention it
Adi_T said:
Audio manager for ppc has resolved this problem. As far as i know its the only one that doesn't stop even if you press the power button. it keeps playing in background. Maybe someone can understand how they did it and post it. I also want my wifi no to be turned off when i press the power button since it doesn't reconnect to my access point. i have to do it manually
Regards
Click to expand...
Click to collapse
I myself won't be leaving Wifi turned on now. I did some tests re battery life and found battery drain was just too severe if Wifi was left on permanently.
funkadesi said:
theres a way to turn off the screen, alot of the roms here have it in the shortcut folder.... and it doesnt kill stop anything like wifi bluetooth or WMP....
Click to expand...
Click to collapse
I tried this, and in the ROM i'm using it did kill Wifi as well. Oh well
yeah i feel you . the thing is, sometimes i download some mp3's over my WIZARD , and even if i don't the putton of the powering off, after a mintue ( depending on my power setting ) the device is switched off and WIFI is killed !
is there any cab to keep WIFI alive even tho the power button is get pressed ?

HTC Dash Crashing

My friend recently gave me an HTC Dash for T-Mobile. It's running WM6.1 Kavana's ROM 1.33.424.2. After he gave it to me I unlocked for AT&T completely, 100% legally. I called T-Mobile and they gave me the unlock code.
But since I've been using it it will randomly turn off. It seems to shut off more often using MMS or anything through the Internet, but it will also turn off just sitting in my pocket or while texting. Luckily it hasn't ever crashed during a call.
When I try to turn it back on it will either shut down before fully turning on (it will show the boot screen but turn off), it will turn on but say the battery is dangerously low and it needs to be shut down, or one time it had an error message saying "The device could not be started due to sudden loss of power. Click YES to continue or NO to shut down. Please be sure the device is completely shut down before removing the battery." If you click YES it shuts down. If you click NO the screen turns white then tries to start up a few seconds later and fails.
The way I stop this is plug it in to a charger and turn it on so it can't die. It says the battery is low but since its plugged in it won't turn off. Then once it turns on I turn it off normally by tapping the power button and selecting Power Off. Then I take out the battery, put the battery back in, turn the phone on, and then the battery is back to the power level it was before the crash and the phone works fine again. But any texts or calls I had made in the past few minutes are erased as if they hadn't been made, sent, or received.
I've already tried a few hard resets and it doesn't seem to work. I even downgraded to WM6. I just want to know if this is a software problem, a battery problem, a hardware problem, or something else. Thank you to anyone that can help.
Welcome to the forum
I assume that your battery is working ok right?
Try with a hard reset
Read here:
http://forum.xda-developers.com/showthread.php?t=397583
And:
http://forum.xda-developers.com/showthread.php?t=415225
Good luck,
I've tried the hard reset a few times, I don't know whats wrong.

Power Button Not Working At All

Searched around for a few hours and I haven't been able to find a solution, so I'm turning to XDA as always.
I was using my phone earlier today, and like always, tried to "sleep" the phone by tapping the power button at the top of my phone. My screen stayed lit and for whatever reason it wouldn't sleep, so I'm trying to figure it out.
I can't deduce if it is a hardware issue or something weird with the software or ROM that I am using. I've never had this issue before, and I'm not sure how to diagnose/fix the issue.
Sliding the keyboard awakes the phone, and I am able to use the touchscreen and keyboard with full functionality, but I am not able to turn off/sleep the phone with the power button. Any and all possible help would be greatly appreciated. Thank you all so much.
does the power button work?
does the phone drift off the sleep when you set it to sleep after 1 min of inactivity?
take out your battery put it in see if u can turn the phone on with the button if u cant its broken.

Z3 black screen randomly when on mobile data

So I just rooted my Z3 and am super happy with it. I've been going through and removing all the bloatware but I"m nervous I may have removed some dependency.
Currently my problem is that whenever I'm no mobile data (this problem doesn't happen if airplane mode is on, I'm on wifi, or the simcard is out) the screen randomly goes black. It doesn't turn off, everything just turns black. I know this cause I can hold the power button and the power menu pops up. The menu does jitter a bit though as if someone is trying to move it with their finger.
This will happen periodically a bunch of times, and then go away for maybe an hour or more.
Anyone have any leads on what this might be?

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