DIY Guide to Replace Galaxy S7 Edge Mainboard

– First things first, let’s power down that device! Just hold down the power button until you see the ‘Power off’ option pop up.

– Once you see it, give it a tap with your finger to confirm you want to turn off your Galaxy S7 Edge. Now, just hang tight and wait for the screen to go dark.

– Grab that trusty SIM tool and give the SIM tray a little nudge to pop it out of your device. Once it’s free, gently pull the tray out with your fingers. You’ve got this!

– Alright, let’s get that back cover off! It’s stuck on there with some serious glue action. Grab a suction cup and give it a gentle pull. While you’re at it, use a pick to nudge it away from the frame. A little hot air from a heat gun or hair dryer will help loosen that glue up nicely!

– Once you see a tiny gap forming between the back cover and the chassis, it’s time to slide that pick in there. Just a heads up, the inside of the back cover is painted, so be super careful when cleaning off any leftover adhesive to keep it looking sharp.

– Now, let’s tackle those corners! Use more picks to gently pry them apart one by one. Patience is key here!

– When you’ve loosened all the glue, go ahead and lift off that back cover. You’ve got this!

– Let’s get those twelve screws out that are keeping the three antennas snug as a bug. Grab your screwdriver and go for it!

– Now, it’s time to peel away that yellow adhesive strip. Just a little tug and you’re good to go!

– First things first, let’s disconnect that upper antenna from the enclosure! It’s snugly hooked on there, so start your adventure at the upper right corner.

– Once you’ve freed the right side of the antenna, gently lift it up in the middle. This will help the left side come off without any fuss.

– And voilà! You’ve successfully removed the antenna from the enclosure. Great job!

– Gently wiggle the middle antenna out of its cozy spot in the enclosure. Just a heads up, it’s snuggled up with the lower antenna, so be mindful when giving it a little tug.

– Time to give that lower antenna a little wiggle! Grab your trusty tweezers and gently unhook it from the left side.

– Now, let’s set that antenna free from the enclosure. You’ve got this!

– Grab your trusty spudger and gently wiggle that battery contact free from the motherboard. Just give it a little nudge to pop it out of the socket, and you’ll be on your way to a smooth repair journey!

– Grab your trusty spudger and gently pry away the front camera’s connection from the motherboard. Easy does it!

– Now, go ahead and lift the front camera out of its cozy little home in the enclosure.

– Grab your trusty spudger and gently disconnect those contacts from the motherboard like a pro!

– Check it out! The bottom of the motherboard (you’ll see an arrow) is snugly connected to the USB port.

– Now, gently tilt that board up by 180° to access the contact—just be sure not to yank too hard!

– Grab your trusty spudger and carefully disconnect the contact from the PCB. You’ve got this!

– Time to say goodbye to the board—go ahead and remove it!

– Flip that board upside down and nestle it at the bottom of the enclosure to reconnect the USB port’s contact like a pro.

– Give that contact a little push until you hear it click snugly into place.

– Now, fold the board back over, ready to slide it into the enclosure like a cozy blanket.

– Attach the contacts to the motherboard with care.

– Gently place the front camera into its cozy spot at the top edge of the enclosure.

– Now, connect the camera to the motherboard. Listen for that satisfying click to know it’s snug as a bug!

– Attach the battery to the motherboard. Gently press the connector into the socket on the motherboard until you hear that satisfying click, letting you know it’s snug as a bug in a rug.

– Place the antenna at the bottom of the enclosure.

– Gently press on the antenna with your fingers until you hear a satisfying click as it locks into place.

– Carefully slide the antenna back into the enclosure after securing it onto the lower antenna. You’re almost there!

– Give the antenna a gentle push with your fingers until you hear that satisfying click, ensuring it’s snugly fit in the enclosure. You’ve got this!

– Time to get that antenna snug in its cozy home! Start by placing it on the left side and then give it a good press with your fingers to secure it.

– Listen closely! You should hear a satisfying click as the antenna settles into place.

– Time to stick that yellow adhesive strip back on! It’s like giving your device a warm hug.

– Now, let’s get those three antennas connected! Use the twelve screws—12 x 3.3 mm PH00 Phillips screws—to secure them in place. You’re doing great!

– Carefully place the back cover back where it belongs.

– Give that back cover a good press all around to help the glue do its job.

– For a little extra love, warm up your device with some hot air and then weigh it down with a couple of books or clamp it. This will help the glue stick even better!

– Pop that SIM tray back into your device! Just make sure it’s snug and sitting pretty in its spot.