Blank Service Menu/Mode, Unknown IMEI, and Undetected SIM Card. - Samsung Galaxy Note 8 Questions and Answers

Hello.
A friend of mine worked at a company that closed last week, and they had some demo-based Galaxy Note 8 phone that were unused. So I took one of them, and I'm now trying to make it work with my SIM Card.
I don't looks like it recognize it, phone network isn't available, IMEI is unknown, and Service Menu (that i tried to turn radio on) is blank (I accessed it trough *#0011#). I passed like 5 hours googling, but since it seems to be a very specific issue (the phone was probably locked for Demo puprposes.). I tried a custom ROM, I rooted the phone, but nothing changed.
I'm sorry if my question isn't that accurate and descriptive, got a real headache trying to find an issue tonight. Feel free to ask for precisions.
Thanks for helping, as always.

Demo units will not function as normal legally acquired devices do, no solution will work, get a really working device, xdemo units are exactly that, just for show

Changing motherboard won't do the trick ?

It will, but I would rather get a never opened device, besides, a motherboard will not be cheap

Related

Help revive my dead Kaiser

I have a big problem which I hope all you Kaiser gurus can offer some advice:
I got my Kaiser two weeks ago, pop in my USA T-mobile sim card (GSM only) and it worked perfectly. I then went over to Taiwan and the device was put in Airplane mode for about 10 days. When I get back to the states, the phone no longer works; all other features of WM6 works except it the phone service.
It cannot find the t-mobile network regardless in auto or manual network selection mode. I tried the SIM card on my other phone and it works perfectly so that rules out the SIM card. I did a hard reset and it didn't cure the problem.
Question is, can the altitude or air cabin pressure somehow killed the phone portion of the unit?
What other diagnostic methods do you recommend?
Hmm I dont know if this is a good idea but emergency services like 911 should still work, even without service. And by that I mean without being signed up for service. So it might help to test 911, then hang up if it rings once. Just to see if your radio still works. If it does, then the issue might be that the phone is not configured correctly to T-mobile.
Now this is only true in the USA. I'm not sure where you are from. But given that the USA has just about the oldest infrastructure in any developed nation, I'm confident it can only be better where you are from.
No, 911 does not work. Does this mean my radio is fried? What can I do?
hmm... this sounds like a bad radio flash gone wrong... and not saying so!
I tried it with my friend's AT&T Sim and it worked perfectly. Does it mean it's the carrier's problem?
it means probably your phone got sim lock somehow. Just do hard spl and unlock it.
I'd get another T-Mobile sim card if your device works fine with an AT&T sim. I realize you said your T-Mobile sim works great in another phone, but that's the only thing that makes sense.
Ok I'll try that. Problem is, I have several other T-mobile lines and I tried those SIMS already and no cigar.
Anyone else can contribute any ideas? HTC is not support me because this is an import phone.
mutantblack said:
it means probably your phone got sim lock somehow. Just do hard spl and unlock it.
Click to expand...
Click to collapse
This is MISLEADING info !
Hard-SPL = CID unlock = ROM options
it does NOT unlock the SIM !!
hello all
i got the "no sevice" problem which looks like the same as Valleydog's.
i got my kaiser about 1 month, everything goes very well
today im in class and turn on the flight mode.
when i turn off the flight mode, it cant find the sevice any more,it tells "no sevice"
i cant dial any number including 911,86,110 etc......i swap my friends' cards they couldnt work,too
oh,just a nightmare to me, i flash the htc ship rom(which contains a radio),problem still...
could anybody help me, was it suddenly sim locked? possible?
Why such bad thing happens on me(good person)...........
KAIS130 with hspl v1,flashed many roms without problem,just this problem suddenly scares me
Sheng
This happened to me briefly the other day; running a stock T-Mobiles Vario III with NO rom flashing done to it.
I went to make a call and there was no service. The phone had been in my pocket for a while. I soft reset it and it worked after that, but took about 5 minutes before it picked up a signal... It's been fine since though.
This really sucks... I will head down to the T-mobile store and try out all their SIM cards until I find one that works.
The thing that puzzles me is that the other carrier's SIM (AT&T) works fine
Why such bad thing happens on me(good person)...........
Click to expand...
Click to collapse
Haha....im sure its got nothin to do with that....mebbe u dun pray enough
Here's an update...I tried 3 working SIMS cards in T-mobile store on my phone and it still does not get signal.
Very frustrated at this point.
My phone worked intermittently at one point but now it's dead again. What a piece of crap.
This is so annoying, and HTC have no answer regarding this issue.
It is clearly not a hardware fault!!!
I have the same problem & it is so frustrating you guys can't imagine.
I have always loved HTC machines, but I am thinking never again!
Regards
Andre'
saper747 (andre),
Where are you located and what have you done to troubleshoot the problem so far?
Did you call T-Mobile to see if they have something configured wrong on their end? If the phone works with an AT&T sim, it would seem something on T-Mobile's side wasn't right.
There is nothing wrong as confirmed by T-mobile, the same SIM works on any other unlocked phone except my Kaiser
valleydog said:
saper747 (andre),
Where are you located and what have you done to troubleshoot the problem so far?
Click to expand...
Click to collapse
I am located in Israel I have tried 7 sim cards (2 -cellcom,3 -orange,1 -02 uk& 1-t-mobile ) non of them work on my Kaiser but they do in any other phone!!!
I have done soft resets & hard resets nothing helps.
it all started after I was trying to roam to another country and a day later my battery went dead, the next thing i new it wouldent register any network ,

Problems with Unlocked Kaiser on AT&T

I've had my unlocked HTC Kaiser for 2 months now on the AT&T Network no problems. On Thanksgiving Day, my phone decided not to turn on after I left the phone to charge overnight. I figured it did not get a good charge so I tried recharging it. It was flashing red lights near the the top of the phone. So I go into AT&T on Friday to see if its the battery or the european charger that may be at fault. I played around a few combinations in the store and it suddenly/magically turned on. (I decided to buy the charger and extra battery anyways). The employee decides that for some reason or another, the phone needs a SIM Card. Well here is where everything went downhill.
After the new SIM card, I was unable to make or receive any calls, and no access to my data plan. Sometimes, I would have full signal bars but still was unable to make/receive phone calls. I've been able to make calls on very rare occasions; especially in this room in our school. What to give? So I went into another AT&T store and noticed that they had the incorrect IMEI number down in their system,. I asked for them to fix it but they said they couldn't change it for some reason and that the IMEI wouldn't be causing the problems I'm experiencing. So I finally called Customer Service Support on the phone and supposedly they were able to change it to the correct IMEI #. But still the same issues. I've done soft, hard, master resets, take out the battery + SIM card, you name it and still the same problem! When I took the SIM Card out of my phone and put it in a Blackberry, it did work! But when I took the Blackberry SIM Card into my phone, it did not. The support team told me that indicates that it is my phone; but I clearly told them that it could also be due to the fact that the towers just aren't recognizing my device no longer.
So I spoke to HTC about this and they said its the SIM card and they wanted me to go in and get another SIM card. So I went into AT&T today and got a new SIM card but same problem. Again, same issue. So I called AT&T Customer Support today and asked them to bump me up to Level II or III support. She says she cannot do that because my phone is unlocked (from HTC) and no support for that. I gave her the rundown on how my phone was working for 2 months until they put in the new SIM card and my cell phone activity clearly show that. Then she goes on to mention that other technical service reps that have helped me in the past few days clearly have pointed the culprit to be my device and not AT&T as they have exhausted all tests. And I told her, it's like taking a brand new car to a mechanic and then get the car back not running. If you ask the mechanic what did you do to my car, he's not going to admit to anything. She says that my device isn't being recognized by the towers. So then I brought up the point of "So is it my tower or is it really my phone?". I told her it's no problem getting a new phone but if I get a new phone, will it be unrecognized by the towers again. She said yes because it is unlocked. I said what about the thousands of other people who use unlocked Kaisers or any phone for that matter as they seem to have NO problems. They basically want you to buy the phone directly from them.
In all, I've spent nearly 10 hours on trying to get this thing to rework and be able to place/receive phone calls. Whether this is due to the events which ensued after the red light indicator on Thanksgiving Day OR the fact that AT&T switched my SIM Card and caused my device to be undetected by towers (whether it was due to the fact they put in the wrong IMEI in the first place or any adjustment they made to my account) remains to be determined.
The only options that remain is: 1) Go to TMobile and try out their SIM card on my phone and see if it works. I highly doubt they too will let me do that as they consider phone unlocked and don't want to help 2) Get a new phone through HTC and hope it'll work on AT&T again.
Any ideas or support??? heheh. your help is truly appreciated
I feel you pain Brother.......
I don't have a clue how IMEI and towers can just not register your device...though....but anyhow, did you check if you have the Phone in the Dialing screen-Menu-Options, then the tab BAND on the bottom and both of them selected as AUTO? if not, then try changing bands.......
If you know that then, I'm thinking only of AT&T could have blacklisted you or some sort.......but that is highly unlikely......
I had some problem like that when i'm out of the country using Foreign Chips, and it seems the Kaiser needs a bit of time to adjust to new sims, and that can take minutes, hours...or even days......who knows what is happening as the phone is "learning"....... hope this helped you a bit....
I've been using my Kaiser for several months now and I did not register my IMEI, I just popped the sim out of my 8525 and took off running. It sounds to me like your phone has failed in some way, especially if your new sim works fine in another phone. The question now really is, where can you get a Kaiser fixed in the US? I spoke with HTC on another subject and I get the feeling that it may be difficult. I got mine from a shop in Canada, guess I'd have to go thru them.
In any case, good luck, it will be interesting to see what it turns out to be.
I second RemE -- like him, I bought a Tytn II & plugged in the SIM from an older phone (in my case a Qtek 9100 not bought through AT&T/Cingular), and have had no problems.
i had a similar problem with my 8525. I bought a Tilt to replace it, and about a week later I gave the 8525 to my son to use. neither his SIM card or mine would work in the 8525, but they worked in other phones. I brought the phone to the AT&T store and the guy there did something on his computer, then the phone was able to work. I'm not saying that AT&T blacklisted it, because I don't really know. But it took a change by the AT&T rep at the store to get the phone working again.
I have been using Kaiser with ATT for three months now with no problem. I just used the sim card from my Blackberry and so far, no problems.

Found a Lumia 635 (rm-975 model) on street NEED PASSCODE HELP TO RETURN TO OWNER

hello ALL!
i am an AVID android user, and have been using xda for YEARS, even contributed many things to this site, in way of help, mods, and other things, never built roms but worked closely as a tester with some big developers.
recently while riding my bike home from work, i saw a phone scattered in pieces down the street. i picked up all pieces and put back together when i got home, and surprisingly it turned on with no issue, didn't even need to charge battery.
so now, i cannot access it because it has a pin passcode(ive tried all your "run of the mill ones" Plus after a few guesses and then battery dying, , it is NOW telling me I HAVE to WAIT 2680 MINUTES until next attempt....seriously?!?! 2680 MINUTES?!?! THATS NEARLY TWO DAYS!!!!!!
anyways
i need someones help here, i am TRYING to return this device to it's owner, but without a valid passcode to enter, i cannot get into their contacts and try to call anyone they might know in order to return the device.
so if ANYONE knows of a toolkit, or command line thing i can do/use in order to remove/change this pin lock, i would be very grateful.
i DONT want to wipe the device and end up without ANY info on the owner or even anything that might help me return it.
ANY IDEAS ???
I HAD SEEN MENTION OF WINDOWS PHONE RECOVERY KIT
would THAT be useful in this situation?
or basically am i stuck with resetting the phone and HOPING something is left on sdcard that will have info as to the owner of device???
ashclepdia said:
hello ALL!
i am an AVID android user, and have been using xda for YEARS, even contributed many things to this site, in way of help, mods, and other things, never built roms but worked closely as a tester with some big developers.
recently while riding my bike home from work, i saw a phone scattered in pieces down the street. i picked up all pieces and put back together when i got home, and surprisingly it turned on with no issue, didn't even need to charge battery.
so now, i cannot access it because it has a pin passcode(ive tried all your "run of the mill ones" Plus after a few guesses and then battery dying, , it is NOW telling me I HAVE to WAIT 2680 MINUTES until next attempt....seriously?!?! 2680 MINUTES?!?! THATS NEARLY TWO DAYS!!!!!!
anyways
i need someones help here, i am TRYING to return this device to it's owner, but without a valid passcode to enter, i cannot get into their contacts and try to call anyone they might know in order to return the device.
so if ANYONE knows of a toolkit, or command line thing i can do/use in order to remove/change this pin lock, i would be very grateful.
i DONT want to wipe the device and end up without ANY info on the owner or even anything that might help me return it.
ANY IDEAS ???
I HAD SEEN MENTION OF WINDOWS PHONE RECOVERY KIT
would THAT be useful in this situation?
or basically am i stuck with resetting the phone and HOPING something is left on sdcard that will have info as to the owner of device???
Click to expand...
Click to collapse
You could try to put the SIM in an other phone, he might have contacts stored on his SIM.
Also same thing with the SD Card but doubt there'll be anything helpful in there.
On WP unfortunately there is no way to remove the lock without doing a hard reset which will wipe everything except the SD Card and contacts on the SIM so it's the same as inserting the SD and SIM in an other phone, better not hard reset it so the owner doesn't loose all he has on there.
I like how you use the word "unfortunately" about there being no way to bypass the one crucial security feature of the phone... The lock screen is there for a reason! If you'd tried messing with my phone that way, it would already have wiped itself.
To the OP, leave it powered on and connected to the Internet, and the owner will be able to find it eventually. The "my Windows Phone" (or whatever it's called now) website allows the owner to get the phone's GPS location, and also to display a message (such as "please email me at <this address> if you found my phone!") on the screen. If they never come for it, then... free phone, I guess? I'm not usually a fan of "finders keepers" but there's no excuse for a WP owner not even trying the existing tools to get the phone back, if they want it back at all.
If you really want to go above and beyond the call of duty, I suppose you could check the SIM from the phone and see what carrier it's for, then call the carrier and see if they have any way to get in touch with the phone's owner...
This has likely long been resolved, but here's what I would do.
Take the SIM, put it in another phone. Check "about" to see what the phone number is. Call that number.
If you get an answer, there's your missing phone's owner with a new phone and SIM card. Let them know you found their phone. No answer, leave voicemail.
PepperdotNet said:
This has likely long been resolved, but here's what I would do.
Take the SIM, put it in another phone. Check "about" to see what the phone number is. Call that number.
If you get an answer, there's your missing phone's owner with a new phone and SIM card. Let them know you found their phone. No answer, leave voicemail.
Click to expand...
Click to collapse
Yes you are correct, has been resolved, good tip though thank you, found owner and was told to keep device, they had gotten new one, they don't know how it ended up on side of street, but I ended up giving to someone I had worked with who was in need of an at&t device.
Thank you, and all others, for all assistance.
Ended up that the owner actually knew someone that I was working with at the time, small world huh, funny how it all worked out, was just happy to help everyone out in the end. Was just a funny circle of events that led to the device getting to who has it now.

help me please!!!!!! galaxy note 5 signal problems.

Hello. First of all, I searched the threads before posting to no avail. So if I'm being repetitive I apologize. But here's the problem. I have a t mobile galaxy note 5. Unlocked. It's rooted. Running an arter97 kernel, and Jovys Darkstalker kernel mod. Everything is running smoothly and has been for months. Recently the only problem is my signal. 90% of the time it is saying searching. When I make a call it says not registered on a network. This is strange because I have done nothing to cause this change. No new roms, mods, updates, nothing and it's been working fine all this time. I know it is not location related because it was working 100% fine from day one until now. I tried *#06# to see if my imei was null, it is not.
I let the phone search, and then choose an operator, that works temporarily giving me signal, but eventually goes back to, and stays searching. I tried to pull up the service menu using *#*#4636#*#* to reset the radio, but that number is not pulling up the menu. I was told I may have a bad efs, but I never created a backup because until now I never had this problem and didn't know efs existed . I don't know what my next step should be. Any help would be greatly appreciated!!!!!!
Sn: if there is already a solution to this problem on this forum send me a link please!
Try using the Shortcut Master (Lite) to pull up the service menu.
I've also got same issue.
My phone is n920c. I've spent all day trying fix this issue by new rom, but I didn't find solution yet.
Kind Regards,
Marcin
Moneyomm9 said:
Hello. First of all, I searched the threads before posting to no avail. So if I'm being repetitive I apologize. But here's the problem. I have a t mobile galaxy note 5. Unlocked. It's rooted. Running an arter97 kernel, and Jovys Darkstalker kernel mod. Everything is running smoothly and has been for months. Recently the only problem is my signal. 90% of the time it is saying searching. When I make a call it says not registered on a network. This is strange because I have done nothing to cause this change. No new roms, mods, updates, nothing and it's been working fine all this time. I know it is not location related because it was working 100% fine from day one until now. I tried *#06# to see if my imei was null, it is not.
I let the phone search, and then choose an operator, that works temporarily giving me signal, but eventually goes back to, and stays searching. I tried to pull up the service menu using *#*#4636#*#* to reset the radio, but that number is not pulling up the menu. I was told I may have a bad efs, but I never created a backup because until now I never had this problem and didn't know efs existed . I don't know what my next step should be. Any help would be greatly appreciated!!!!!!
Sn: if there is already a solution to this problem on this forum send me a link please!
Click to expand...
Click to collapse
Where did you buy your phone? Why don't you check to see if it's blacklisted first (maybe it took a little while to get listed). Never ceases to amaze me the number of people selling stolen/balance owing phones, or the number of people buying them, for that matter:
http://www.t-mobile.com/VERIFYIMEI.ASPX
Very true. I think i may have solved the problem though. My phone was bought outright through tmobile. I try not to by second hand phones for that exact reason.
I think i have may have found my the solution. For me it was a sim card related issue. Apparently my sim card was exhausted, or had expired. This is why my phone kept dropping me from the network and i had to keep reconnecting. Accordind to t mobile your sim expires 90 days of no use. This dodnt apply to me but whatever. Got a new sim, transfered the number, problem solved. Also something else that greatly boosetd my service. Take the case off. This was why i got the searching status in low service areas and only 2 bars of service in good reception areas. Crazy that in 2015 cases still affect service but it did greatly. So yea my fix was a new sim and take the case off. Very elementary. But i can say it was not root, kernel related thank god :good:

A605FN Root/Recovery Questions

Hello!
I am new to this forum and also completely new to phone modding etc.
I will shortly explain what situation I am in so maybe someone can enlighten me a little so I know what to do.
A year ago I bought a phone on polish trading site called Allegro.pl, for months it worked without issues, it was a brand new phone.
A few weeks ago a message popped on screen telling me the phone is now locked due to failure in monthly payments. (Previous owner).
I tried all ways of contacting the seller but to no avail. His phone number is off, he does not answer e-mails.
I decided to just ditch the phone and use some old backup phone I had saved. The problem however is that the old phone died and right now I can't afford buying a new one.
Getting this phone into a working condition (without any lock) is my only option so here are the things I have done so far:
I have flashed the latest Android 10 Firmware but right after the initial set up is done (after recovery) the phone locks.
There is no window with the information anymore however, but I can't use any of phone's options or apps in anyway.
I have found a way to bypass that for a brief moment and managed to turn OEM lock off and Enable USB debugging.
(When phone asks for Wi-Fi network I used my old SIM card and told the phone to connect using SIM's connection and right after the initial setup is done I quickly unplugged the SIM so the phone has no connection to internet anymore and the lock didn't start right away. It took me a while to figure it out, been sitting in front of my PC up until 5 am last night.)
If I install TWRP and a custom rom will it bypass the lock on the phone and will I be able to use it normally again?
Will I have to change the firmware somehow, or what exactly will I have to do to make use of the phone again?
IMEI's appear to not be locked as of now.
Any help, information, advice on this subject will be greatly appreciated!

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