SM-910V, bad motherboard, can I use lcd for N910Tmobile - Verizon Galaxy Note 4 Q&A, Help & Troubleshooting

I ran into problems with the note 3, I had 2 us cellulars, with good lcd and bought Tmobile thinking i could use front of phone install tmobile motherboard and antenna and be good to go... boy was i wrong.... the chassis was different and i found out only AT&T and Tmobile phones were interchangable for parts and the CDMA version I assumed were also between eachother,
Have things changed with the note 4? I have a Verzion Note 4 with a bad motherboard and bad charge port. Can I get away with buying a cracked N910T and swapping out the back side of the lcd/chassis (installing, motherboard, charge board and antenna without having to unglue the lcd from the chassis, any other models where I could salvage my SM-910V lcd and get away with buying a cracked model that operates on most of the bands that T-mobile covers exp: maybe sprint. the Verzion I think was just running on Two bands of Tmobile for my note 3 and would loose signal with traveling up north only worked decent in metropolitan areas.
I guess what I am asking is, is the chassis/frame the same part/mold with all n910X? If not, tinkers, what are my options?
Operating on a very low budget of $40 maybe 50 an need a note back in my hands. I still have 2 of the odd ball Us Cellular Note 3 lcd's in a box somewhere. with only a year of use on them.
Thanks....

sm-n910v
I would get another Verizon note 4 that is cracked which covers more bands but I want something with an unlocked bootloader.
Had to downgrade, and spend about 3 hours unlocking Verizon boot-loader and I think i was missing a band of lte on Verizon phone.

I had same problem but with tmobile and bad logic board motherboard due to emmc going bad so I swapped it out for a verizon note 4 logic board. It should be the same swapping the verizon for the tmobile and should fit.

Related

GSM and CDMA mainboards

Are they swappable?
i.e. Can the mainboard from an AT&T Play go right into a Verizon chassis/screen/digitizer? Is there a plate over the hole for the SIM in the Verizon chassis or do you need an AT&T back too? Are there other issues anyone can make me aware of that might scuttle my plan?
evilwise said:
Are they swappable?
i.e. Can the mainboard from an AT&T Play go right into a Verizon chassis/screen/digitizer? Is there a plate over the hole for the SIM in the Verizon chassis or do you need an AT&T back too? Are there other issues anyone can make me aware of that might scuttle my plan?
Click to expand...
Click to collapse
Yes you can swap motherboards because everything else is inerchangable. In the verizon motherboard the slimcard slot is plugged up from verizon though and it can not be removed. (They glued it in)
Everything will swap just the same, except on your Att housing you will need to remove the antenna's and place them onto the r800x housing. I the main antenna is not really the same, I experience poor 3g using the housing from a r800a on my r800x, and your att phone has an antenna that the verizon phone does Not have. Other then the antennas you will be ok.

[Q] US Cellular or Verizon s3 screen assembly interchange with T999

I know someone has tried the Sprint S3 Screen assembly (didn't fit due to lack of SIM card slot), but however did anyone try the Verizon or U.S Cellular S3 Screen Assembly (due to the fact they have SIM slots)? My LED screen is cracked on mine. I was just trying to see if maybe if these 2 phones can interchange screens with each other. I have pics of both of them, and they look pretty similar. I am trying to find the USC S3's digitizer assembly now
T999/I747 Screen Housing (right), and Verizon I535 (left)
EDIT: Just found the USC S3 Assembly:
Tell me what you guys think

[Q] Need help replacing motherboard on note 2

So my note 2 died a couple of weeks ago... no matter what I do I can't get any sign of life. I tried different button combinations and connecting to the charger, pc, and even switching out the battery. The only conclusion I came up with is that my motherboard is fried.
I bought my phone unlocked overseas, its an international model. I'm looking on ebay and I see a few sellers offering motherboards / logic boards for the note 2. What I don't for sure is which one is right for me since there seems to be a few different sub models, some are for at&t , sprint, etc.
How can I tell exactly which board is right for my phone?
Thanks!
PS if you think there might be another reason for my phone dying or another way to resolve this, please share!

Cellular radio problem

My note 2 shows no bars with a good sim card installed.
and has no service what soevevr.I was thinking its the
radio.but when I remove sim it shows signal and can make an emergency call.
Im stumped.I even Odonda back to stock no help.
any ideas before I start replacing hardware.
iv tried other sim out friends phone and using my sim in backup phone.
Warranty is expired.any help please
Maybe apn needs to be set up??? [emoji782]
Not sure what happen to your phone but from your explanation points to your apn!!
Sent from my T889 using Forum Runner
Bajanman said:
Maybe apn needs to be set up??? [emoji782]
Not sure what happen to your phone but from your explanation points to your apn!!
Sent from my T889 using Forum Runner
Click to expand...
Click to collapse
Ya I checked that its same as my buddy note 2to same carrier. AT&T
Weird! I've been having the same issue lately.
In my case, cellular reception became spotty (completely losing connectivity in areas where I'd never previously had issues in my two years with this phone), and then cut out permanently after I dropped the phone fairly hard. I replaced the antenna (not an easy part to acquire, as I went through three ebay auctions before someone finally sold me the correct part) and it was spotty again for about a week before completely dying out again. I started using a backup phone out of frustration before finding another fully functional SGH-i317 for sale on the cheap, and I ended up combining the parts from the two to make a working phone. One day in, and the only issue is that the phone fails to regain cellular connectivity after leaving a dead zone (a few resets have so far done the trick)
Anyway, I'm far from an expert on this, but just to get the conversation going, here are some things I noticed:
Both my original Note II as well as the used one I purchased are 16 Gb SGH-i317 (AT&T GSM) models stamped N7105 under the Samsung sticker in the battery bay. Both used the OEM blue antenna wire (some Note II variants apparently use white wires of the same length), and the smaller boards at the bottoms of the phones which the antenna plugs into (with the charger port attached) are stamped SGH-i317 rev0.7 R.C94(KH) 25. The only difference I've noticed is that the new model is stamped "LTE #1" on the bezel underneath the motherboard whereas my old one was stamped with a different number (which of course I can't remember now that I've reassembled it)
Not sure if any of these weird little specifics will help anyone else who is having the issue, but I figured I'd put it out there just in case.
For the record, I'm in the same boat as OP after having reset/restored a few times. I also hadn't installed anything new/ominous or modified anything prior to the issue occurring originally.
Thank you.I also read in another thread that the modem drier may be corrupted. So the phone can not communicate width modem.
rexamillion59 said:
Thank you.I also read in another thread that the modem drier may be corrupted. So the phone can not communicate width modem.
Click to expand...
Click to collapse
One other thing if there's a place you can take it to and have them check the sim tray?? Might be a possible fix??
Sent from my T889 using Forum Runner
I would flash the current AT&T modem, then use a few APN'S until you find the best for your area.
Iv been trying the different modems and apns.no luck so far.
Im going to do as Benjamin said and have sim slot checked.
Although it seem it is working because.it shows son when installed.
And nothing when out
You don't mention flashing any custom roms or updates, but assuming you have, the best way to troubleshoot your phone would be to return your phone all the way back to stock. This strategy has cured baseband, gps, headphone issues etc.
Lost Cell Signal after replacing charging port connector.
I have a SGH-i317 NOTE 2 and am experiencing the same issue after replacing the charging port connector.
does anyone know if the charging port connector is related to cell phone signal strength? After replacing this part, i cannot even get a signal indoors and only a weak signal outdoors.
careet said:
Weird! I've been having the same issue lately.
In my case, cellular reception became spotty (completely losing connectivity in areas where I'd never previously had issues in my two years with this phone), and then cut out permanently after I dropped the phone fairly hard. I replaced the antenna (not an easy part to acquire, as I went through three ebay auctions before someone finally sold me the correct part) and it was spotty again for about a week before completely dying out again. I started using a backup phone out of frustration before finding another fully functional SGH-i317 for sale on the cheap, and I ended up combining the parts from the two to make a working phone. One day in, and the only issue is that the phone fails to regain cellular connectivity after leaving a dead zone (a few resets have so far done the trick)
Anyway, I'm far from an expert on this, but just to get the conversation going, here are some things I noticed:
Both my original Note II as well as the used one I purchased are 16 Gb SGH-i317 (AT&T GSM) models stamped N7105 under the Samsung sticker in the battery bay. Both used the OEM blue antenna wire (some Note II variants apparently use white wires of the same length), and the smaller boards at the bottoms of the phones which the antenna plugs into (with the charger port attached) are stamped SGH-i317 rev0.7 R.C94(KH) 25. The only difference I've noticed is that the new model is stamped "LTE #1" on the bezel underneath the motherboard whereas my old one was stamped with a different number (which of course I can't remember now that I've reassembled it)
Not sure if any of these weird little specifics will help anyone else who is having the issue, but I figured I'd put it out there just in case.
For the record, I'm in the same boat as OP after having reset/restored a few times. I also hadn't installed anything new/ominous or modified anything prior to the issue occurring originally.
Click to expand...
Click to collapse

[Q] i317 in a t889

anyone know if you can put a att note 2 motherboard into a tmobile note 2. I have no signal and think it is due to my mother board. Have replaced charge port and loudspeaker because I was under the impression these two parts deal with the antenna. the reason I ask is because I use att network on my t889 and tmobile never puts out updates and att has at least. just let me know. I think I am going to also try the back housing just in case because again I am under the impression thrr are some antennas in the back piece. wifi is fine just no cell network can find just not able to register. just stopped working out of the blue one day gradually got worse and now nothing. samsung is not my favorite right now. my phone and a blue ray player that is just a little over a year old stop working within the same month not cool samsung not cool.

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