Samsung SCH-R390 VCOM Test Point - Android Q&A, Help & Troubleshooting

The Samsung SCH-R390 has a testpoint on the back of the display labeled VCOM. If I short it to ground, will it boot into EDL, do something else, or let out the magic smoke?

$cronos_ said:
The Samsung SCH-R390 has a testpoint on the back of the display labeled VCOM. If I short it to ground, will it boot into EDL, do something else, or let out the magic smoke?
Click to expand...
Click to collapse
Hello and good morning, @$cronos_
Prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
and the others. I've moved your thread to Android Q&A.
Thanks for your cooperation!
Regards
Oswald Boelcke
Senior Moderator

Oswald Boelcke said:
Hello and good morning, @$cronos_
Prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
and the others. I've moved your thread to Android Q&A.
Thanks for your cooperation!
Regards
Oswald Boelcke
Senior Moderator
Click to expand...
Click to collapse
Thanks

Related

[Request] is it posible to put single sim into AirplaneMode?

Hi,
I'm wondering if it posible to put single sim into AirplaneMode for Daul-Sim Android Phones? Or to activate one sim while phone on AirplaneMode?
amshy said:
Hi,
I'm wondering if it posible to put single sim into AirplaneMode for Daul-Sim Android Phones? Or to activate one sim while phone on AirplaneMode?
Click to expand...
Click to collapse
@amshy
Prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
I've moved the thread to Android Q&A. Thanks for your cooperation.
Regards
Oswald Boelcke
Senior Moderator
Oswald Boelcke said:
@amshy
Prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
I've moved the thread to Android Q&A. Thanks for your cooperation.
Regards
Oswald Boelcke
Senior Moderator
Click to expand...
Click to collapse
So sorry! i i will do it right next time )

Philco

Has anyone managed to root Philco hit p10?
Argeu Ulisses said:
Has anyone managed to root Philco hit p10?
Click to expand...
Click to collapse
Hello and good morning, @Argeu Ulisses
Welcome to XDA. I hope you'll always find and get the support you require.
However, prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
and the others. I've moved the thread to Android Q&A.
Thanks for your cooperation!
Regards
Oswald Boelcke
Senior Moderator

[QUESTION] Need some help for creating a device tree.

Hey there!
I have a carrier device which does not have support from developers. I want to build LineageOS for it but does not have devie tree or vendor. Just have kernel source from Samsung. Can anyone help me about this please?
Thanks!
Have a nice day!
gorkemoji said:
Can anyone help me about this please?
Click to expand...
Click to collapse
Hello and good afternoon, @gorkemoji
Prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
and the others. I've moved the thread to Android Q&A.
Thanks for your cooperation!
Regards
Oswald Boelcke
Senior Moderator
Oswald Boelcke said:
Hello and good afternoon, @gorkemoji
Prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
and the others. I've moved the thread to Android Q&A.
Thanks for your cooperation!
Regards
Oswald Boelcke
Senior Moderator
Click to expand...
Click to collapse
Sorry about that. Thanks for moving!

help

i need help Bypassing FRP with my ONN tablet 100011886
Heathen19 said:
i need help Bypassing FRP with my ONN tablet 100011886
Click to expand...
Click to collapse
Hello and good evening, @Heathen19
Welcome to XDA. I hope you'll always get the support you require.
However, prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
and the others. I've moved your thread to Android Q&A.
Thanks for your cooperation!
Regards
Oswald Boelcke
Senior Moderator

Port of android 11,12 or 13 for C3504L (Cooldpad)

I been struggling trying to make a custom rom for this device without any luck.. Tried to root no sucess..
Could a good samaratin give me a little hand?
Currently the the device has Android 10.
Thanks
rushwhq said:
I been struggling trying to make a custom rom for this device without any luck.. Tried to root no sucess..
Could a good samaratin give me a little hand?
Currently the the device has Android 10.
Thanks
Click to expand...
Click to collapse
Hello and good morning, @rushwhq
Prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
and the others. I've moved your thread to Android Q&A.
Thanks for your cooperation!
Regards
Oswald Boelcke
Senior Moderator
Oswald Boelcke said:
Hello and good morning, @rushwhq
Prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
and the others. I've moved your thread to Android Q&A.
Thanks for your cooperation!
Regards
Oswald Boelcke
Senior Moderator
Click to expand...
Click to collapse
Hi
good night.
Ok, i hope someone give me a little hand
hello,
can anyone could help me to make a backup
No one?

Categories

Resources