J700p Fixable or Dead? - Samsung Galaxy J7 Questions & Answers

So a coworker asked me to help out with his phone, said someone failed a flashing or something, ok cool I can check it out for ya...
Wont turn on unless plugged into a wall charger.
Wont charge on pc usb, battery screen loops when on wall charger, can power on while on wall charger but is bootlooping samsung boot screen and can get into download mode but that is it.
Cant connect to pc since it dies as soon as wall charger is unplugged.
I have tried leaving it on the charger for 12 hours, tried it in battery screen and download mode, wont power on without being on the wall charger...
Idk what to do guys, I'm decent at flashing things and tweaking with stuff, but this one has me stumped. I got the stock files for it ready to flash, just gotta find a way to be able to have it power on when connected to my PC
It is a sm-j700P boost mobile.
Any advice would be nice, thanks.

mortj19 said:
So a coworker asked me to help out with his phone, said someone failed a flashing or something, ok cool I can check it out for ya...
Wont turn on unless plugged into a wall charger.
Wont charge on pc usb, battery screen loops when on wall charger, can power on while on wall charger but is bootlooping samsung boot screen and can get into download mode but that is it.
Cant connect to pc since it dies as soon as wall charger is unplugged.
I have tried leaving it on the charger for 12 hours, tried it in battery screen and download mode, wont power on without being on the wall charger...
Idk what to do guys, I'm decent at flashing things and tweaking with stuff, but this one has me stumped. I got the stock files for it ready to flash, just gotta find a way to be able to have it power on when connected to my PC
It is a sm-j700P boost mobile.
Any advice would be nice, thanks.
Click to expand...
Click to collapse
Have you tried replacing the battery?

Related

trying to charge from dead flat with usb cable

hey
I have a himilaya and lost the official charger for it, a replacement was $80 so i got a usb sync/charger cable (new) off ebay for a 99c. i can tell the cable works fine but the problem i have is this: the xda2 is dead flat so i plug it into the pc to charge and the red light comes on for a few minutes. then it tries to set itself up and connect to the pc.
problem is it doesnt draw enough power from the usb port to stay running and it runs flat after about 15 seconds of its initial set up and im back at square one. i have tried turning it off whenever it tries to turn on and set itself up every few minutes to get more charge into it but iv been babysitting it like that for an hour and it still doesnt have enough charge to get through initial setup. it seems the backup battery takes ages to charge. does anyone have any ideas this is really frustrating lol.
ok for some reason with turning it off when it starts up i dont know how but it manages to use up all the charge cause after a while it just goes back to a red light and hard resets itself. please help i need to get it working again
Get a usb car charger adapter from proporta.com , or as a quick fix, uninstall activesync so your gadget will not try to power up during charging. You can reinstall after enough charge.
victor
i have been doing it on a computer without activesync, the pda always tries to start itself up on its own and start installing all the programs and customization crap cause since it was flat its hard reset. it alwys powers up as soon as it has enough charge to turn on

My Infuse not going into download mode and not charging also

My Infuse not going into download mode and not charging also. I tried to shut down the completely and plugged in the charger then the phone would Power ON. If i try to plug in my data cable to the computer its not recognized by the computer. I have Kies installed and my comp recognizes my captivate and Galaxy s II. I am sure its some software problem. Unfortunately i can't connect to odin now to reinstall new software. Help me with some suggestions guys. Thanks.
power off phone
pull battery
wait 1-5 minutes
put battery back in phone
plug usb cable into phone and computer
press volume up and down and hold
press power button, hold for a few seconds
that always seems to work for me.
varunkumars said:
My Infuse not going into download mode and not charging also. I tried to shut down the completely and plugged in the charger then the phone would Power ON. If i try to plug in my data cable to the computer its not recognized by the computer. I have Kies installed and my comp recognizes my captivate and Galaxy s II. I am sure its some software problem. Unfortunately i can't connect to odin now to reinstall new software. Help me with some suggestions guys. Thanks.
Click to expand...
Click to collapse
i have same problem
get the jig from ebay and jig will get you to download mode
I had a similar problem with my wife's and my Infuse not charging. After doing some Googling, I found that some Infuses have had a problem with either the charger, cable,or charging port going bad. I plugged my wife's phone in all night, next morning it had not charged, but mine charged just fine. The following night, switched chargers and got the same results but in reverse obviously. Our problem seems to be the charger or cable. I have to play with them a bit and figure out which one it is. And yes, its the original charger that came with the phone. It seems to make an intermittent connection but not enough to charge consistently. Just trying to give my experience with this issue also. Hope it helped...
In order to get into download mode, I have to simultaneously plug the cord in to the phone and hold the up volume key while it is plugged in to the computer. Hopefully then the drivers can install and you can get back to stock using odin
What he said ^
Sent from my SGH-I997 using XDA App
this method is not a cure all, not all can get into DL mode like this.

[Q] Atrix 2 soft brick

Hi all,
I have an Atrix 2, where the phone wont boot up without a charger. And even if its connected with charger, it only boot to motorola logo, and shows battery level before goes completely blank.
I heard flashing the firware again using RSD lite, with phone connected to PC with fast boot mode will fix this, but I can't disconnect the charger from the phone, and booting the phone while its connected to USB wont work.
I can boot into the OS when going to bptools in recovery mode tho. Can any one help?
Thanks in advance.
angelflames1337 said:
Hi all,
I have an Atrix 2, where the phone wont boot up without a charger. And even if its connected with charger, it only boot to motorola logo, and shows battery level before goes completely blank.
I heard flashing the firware again using RSD lite, with phone connected to PC with fast boot mode will fix this, but I can't disconnect the charger from the phone, and booting the phone while its connected to USB wont work.
I can boot into the OS when going to bptools in recovery mode tho. Can any one help?
Thanks in advance.
Click to expand...
Click to collapse
the thread about soft brick is just above your thread so please search before creating new thread...
anyway here it's:
http://forum.xda-developers.com/showthread.php?t=1937112
for more easier tutorial check this video..it really helped me at my first brick
http://www.youtube.com/watch?v=AHaEHjSzvQQ
رامز said:
the thread about soft brick is just above your thread so please search before creating new thread...
anyway here it's:
http://forum.xda-developers.com/showthread.php?t=1937112
for more easier tutorial check this video..it really helped me at my first brick
http://www.youtube.com/watch?v=AHaEHjSzvQQ
Click to expand...
Click to collapse
Hi there, thanks for replying. As I mentioned in my first post, my phone wont boot up when connected to the PC. It can only boot when connected to the wall charger. So I cant really flash it using RSD Lite. Is there anyway to work around this problem? When in fast boot mode (and connected with wall charger), it says battery low cannot program. Does this means something?
angelflames1337 said:
Hi there, thanks for replying. As I mentioned in my first post, my phone wont boot up when connected to the PC. It can only boot when connected to the wall charger. So I cant really flash it using RSD Lite. Is there anyway to work around this problem? When in fast boot mode (and connected with wall charger), it says battery low cannot program. Does this means something?
Click to expand...
Click to collapse
in the youtube video..it's mention that you must have about 60% battery or above so fast_boot will tell you "battery OK" but in your case you've a low battery that's why fast_boot tells you "battery low".
The only solution to recharge it is to take battery off from phone and charge it using another atrix or a generic battery wall socket or any other method as phone itself will never charge the battery in Soft Brick...
.
Don't worry I had the same issue before but I used a small trick to charge my battery..I've an Arduino board "small development board" came with an adapter 7V 1amp so I take 2 wires from the arduino and connect that adapter "inner is + and outer is -" to the battery "look at the battery back it's mention where is + and where is -" and waited for an hour then put battery back in phone and enter fast_boot mode then voila! it said battery OK which means it has been charged successfully then FXZ normally.
Note: be sure to connect positive+ at adapter to positive+ at battery and same connect negative- to negative- DON'T reverse the signs.
رامز said:
in the youtube video..it's mention that you must have about 60% battery or above so fast_boot will tell you "battery OK" but in your case you've a low battery that's why fast_boot tells you "battery low"...the only solution to recharge it is to take battery off from phone and charge it using another atrix or a generic battery wall socket or any other method as phone itself will never charge the battery in Soft Brick....don't worry I had the same issue before but I used a small trick to charge my battery..I've an Arduino board "small development board" came with an adapter 7V 1amp so I take 2 wires from the arduino and connect that adapter "inner is + and outer is -" to the battery "look at the battery back it's mention where is + and where is -" and waited for an hour then put it back in phone and enter fast_boot mode then voila it said battery OK which means it has been charged successfully then FXZ normally.
note: be sure to connect positive+ at adapter to positive+ at battery and same connect negative- to negative- DON'T reverse the signs.
Click to expand...
Click to collapse
As he says you are going no where if you dont have at least 60% battery charge, to make sure better be fully charge. Or your risk to hard-brick your phone.

Weird USB problem, phone dead

Last night I was getting ready to flash CM11 via adb sideload when I dropped my phone from less than 50cm and my computer suddenly stopped recognizing it.
I thought it was my USB cable or my Windows installation that was going crazy but when I tried to charge it, it just wouldn't. In fastboot, all i see is Battery OK but when I connect it to the wall socket, it doesn't show "Charging".
Battery is not full, it was around 20%.
When I power it off and connect it to the wall socket, the screen doesn't turn on, it just vibrates for a second and after that is totally dead. It charges, but it's totally dead and won't show the charging progress bar.
It's like the micro usb port is half-dead.
Any thoughts?
Yes man you night have broken one of the pins. You should try the wireless charging mod, I'll give you the link in a bit. But if you use your port a lot you should order a replacement online.
I saw a video on YouTube that recommended charging the phone with a higher amperage charger. I grabbed my Nook charger and left it overnight. When I woke up, it was 100% charged so then I connected it to the computer in fastboot mode and it finally showed "Charging" and could use adb.
I hope it's fixed...

Problem with the usb port

The phone one day stopped charging, when i plug the charger it doesn't seem to recognize it, but when it is turned off and i plug it it starts charging but really slow (3 hours= 10%) and if i unplug it afterwards the screen still shows as if it is charging, if i turn the phone on while plugged in the phone says it is charging but again, really slow, if i use the phone while it is "charging" it discharges and when i unplug it, it still shows as if it is charging, NOW if i turn the phone on while unplugged it doesn't recognize the charger, also, i have tried to plug it to the PC but the PC doesn't recognize it either, the PC did play the sound of something being plugged when i entered in boot mode in the phone, i have already flashed another ROM and installed a different kernel, it doesn't seem to work, i have also disassembled the USB port (which is very easy on this phone) and nothing... Do you think it is a hardware problem? or more like a software bug/problem?
Please help, Im kinda new to XDA so sorry if i have problems with the redaction of the problem im having.
I'm also having issues with the port, but it does seem different than yours. For me the connector is just broken. Some cables still work (barely), other don't work anymore at all. Did you try with different cables?
mouse256 said:
I'm also having issues with the port, but it does seem different than yours. For me the connector is just broken. Some cables still work (barely), other don't work anymore at all. Did you try with different cables?
Click to expand...
Click to collapse
i did! even tho, the problem is still bothering...
solution to usb port
steps:-
1. switch off the device
2. charge it with a fast charges or the power charger then
3. unplug that cahrger and use your moto charger and left it untill it become 100% charge
it might take alonger time about 8-9 hrs
4. then switch on your phone
note: after it work properly dont use any other cable other then which comes with the phone

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