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What about after the restore in DFU mode. When the restoring is in process does it show the bar with the moving line on the botton of the apple logo. Before you started repairing the iphone, was it working perfectly.

have you tried replacing the assembly with a different one. iPhone Repair

Can you make sure the Camera Connector has no corrosion on it. Try cleaning the corrosion on them and/or replacing the camera module iPhone 6S Camera Repair

The problem you are having is very simple, it is the issue of the digitizer not being grounded properly. Use Kapton or electrical tape to make sure it is grounded properly and you would not have the issue anymore. iPad Repair

First thing first, remove the motherboard from the casing and clean out the motherboard of any corrosion. Use Acetone 100% alcohol with no water in it, or you could try the rick trick. Then make sure the battery is charged up(helps if you have a different phone) and then try with the charged up battery or try putting your phone in DFU mode and see if itunes detects it. SPAM REMOVED

I assume you are talking about charging Port, which is soldered on the Grand Max and requires soldering equipment.

I have had personal experience with this, if you do LOCA and are not careful about it dripping into the backlight and giving a Pink hint to the screen you can do LOCA. We also remove the backlight before refurbishment and then replace the backlight back again. This is cheaper and better than OCA as well. Any issues in OCA makes it difficult for a redo but LOCA is easy to remove and clean and redo.

Hi Try putting phone in download mode and see if it stays on: To put in download mode press the power+home+volume down button together, then it will show the download mode and press the volume up button to enter download mode. Leave it on that mode for a little bit and see if it turns off. if it does then the problem is the motherboard and should be covered under the manufacture warranty. You can contact samsung or your provider for that. If it does not turn off then put your phone in recovery mode and reset the phone and wipe cache. to put in recovery Turn off your Samsung Note 5. Press Power , Home and Volume Up buttons together and hold them. Once you see the Android System Recovery screen, release the buttons.

Yes you can fix the charging port on the Mega. The part is not that expensive and can be found online. Its an easy fix as well. Charging port replacement guide: Samsung Galaxy Mega USB Board Replacement Dont remove the board you can just do the charging port Part that you would need: http://www.ebay.com/sch/i.html?_from=R40... Search for charging port on Ebay and you would be able to find it

You might have disconnected the power flex cable which might have stopped the power button from functioning. Have you checked all the connections and make sure they are all tight and connected properly.