Bypass Verizon bootloader lock on an SGP561 - Xperia Z2 Tablet Q&A, Help & Troubleshooting

So, what parts inside the case would one have to replace to accomplish this goal? Used motherboards are available. Does the motherboard contain both memory and storage? Can this even be done by human hands?
So many questions and so little help from the Goog.

Related

Would you hardware mod your NT? With other noobish bootloader conversation.

The thread that Adam and others are using for development level conversations about the unlocking of the bootloader is awesome, but it goes over the head of many of us enthusiastic noobs.
This thread is so that we can try and move our questions and confusion to here so as to un-clog the other thread.
It looks like the only way to bypass the bootloader we have seen so far, is to perform a hardware mod. After the hardware mod, we should be able to boot from SD or reinstall the ROM.
Discuss!
If i first get to have the chip from outside USA i surely will go for it, if its totally worthy.
Really, for me, it depends on just how involved the hardware mod is---whether it requires soldering and such.
Sent from my rooted Nook Tablet using Tapatalk 8)
I wouldn't mind doing it myself, no matter the level of difficulty. Also a send-in service by some 3rd party company (N2A comes to mind). We'll see what the success rate is, and what can be done.
I already opted for $50 more than the KF, then another $40 for a 32gb sd card... i cant see spending even mor eto buy the mod chip. At that point, i shouldve bought a better tablet.
I'll wait on a software bypass, it'll get here eventually.
Plus, i have no interest in linux. I doubt i even need ICS, but if it comes and its free... why not?
From what I have read so far the hardware mod would not be challenging or expensive. Two screws and 4 solder points. According to Adam the chip is only $3 USD, and I would assume that it could be programed with a printer port.
I already opted for $50 more than the KF, then another $40 for a 32gb sd card... i cant see spending even mor eto buy the mod chip. At that point, i shouldve bought a better tablet.
I'll wait on a software bypass, it'll get here eventually.
Plus, i have no interest in linux. I doubt i even need ICS, but if it comes and its free... why not?
Click to expand...
Click to collapse
I think the cost of the SD is irrelevant. You would have to do this with any tablet, and if your comparing to the KF then this one section of your argument is even more so invalid.
The mod chip also looks like it will be very inexpensive.
EDIT: I highly doubt ICS will be released for our tablets by B&N ever... So we will be waiting for someone like the CM team to get it working for us.
The hardware mod interests me even if solely as a way to learn a bit about embedded security. I do find it unsettling that I can't install linux on my linux computer.
I don't want to be dependent on having a boot sdcard installed at all times. A hardware modification is good ONLY if it leads to PERMANENTLY disabling the anti-hack mechanism so that the hardware modification doesn't have to be performed again every time the device is booted up.
I would accept precisely this;
Plug in some device,
Boot on sdcard,
Modify the secure boot process WITHIN DEVICE STORAGE (not within RAM),
Remove device,
Store on shelf until it is needed for another hacking project.
There are multiple options for modification of the secure boot process, in particular, replacing the signing keys stored on the device allowing us to use OUR OWN signing key to satisfy the secure boot process. Another option is to eliminate the signature check. I believe that the former will be simpler since it is just a DATA modification rather than reverse engineering.
I wonder if the hardware has an equivalent of "S-OFF" that HTC phones have? As I recall, on most HTC phones, there is a ONE BYTE EDIT that has to be made within one partition of the eMMC to TOTALLY disable all of the device's bootloader sig checks and hardware write protect. The issue was that the partition in question would be hardware write protected. Presumably, with the hardware modification for NT, a similar state *should* be achievable.
The_Joe said:
Would you hardware mod your NT?
Click to expand...
Click to collapse
Absolutely not!
I also wouldn't because you never will get your in the same condition as it was before you opened it and everybody can see that you did something to the device. You also don't have warranty anymore after that process.
Sent from my SGH-T989 using Tapatalk
Pete1612 said:
I also wouldn't because you never will get your in the same condition as it was before you opened it and everybody can see that you did something to the device. You also don't have warranty anymore after that process.
Click to expand...
Click to collapse
Whaaaaa???
Unlike you, most intelligent people will select jeweler's tools to open something like this rather than a crowbar and a sledgehammer.
Further, most people would actually perform the modification using a temperature controlled and grounded soldering iron, rather than an acetylene torch, thus no damage caused even internally.
As far as warranty goes, it is EASY to restore it to factory condition, unless you use the Neanderthal approach to hardware modification, in which case warranty provision is determined by YOUR HONESTY to only warranty it for something that YOU DID NOT CAUSE (in which case there is no morality issue to be worried over).
I also wouldn't because you never will get your in the same condition as it was before you opened it and everybody can see that you did something to the device. You also don't have warranty anymore after that process.
Click to expand...
Click to collapse
Soldering is not that big a deal once you have developed the touch. I am fairly certain that I could solder the four wires required for this chip and then later un-solder them and no one would be able to tell.
It's a great device regardless of installing a ROM. I just rooted it and installed the gapps and OTA block. I still have all the B&N stuff and everything work fine. I have all the apps loaded I want (that make sense without gps and 3g) and I WOULD hardware modify this puppy in a heartbeat to get back what I have if B&N happens to force an OTA through that took away root.
I have been having a lot of fun trying lots of different apps and schemes. The hardware mod is easy and I have already taken it apart and looked at where the soldering goes and it is back together without a hitch.
Big hand to the devs who are doing their thing so we can do ours.
Bill
Oh yes, I'm sure he had a rock and mallet in mind for the modification. How neanderthal of him to suggest that hardware modification is well out of his, and many other's, reach.
It's easy to unroot. I doubt physically messing around with the internals using any manner of ultra sophisticated museum art thief tools will leave behind changes that are unnoticeable.
Duely blundered from my thunderdolt
I would do it just to do it. I am one of those guys that just like to mod stuff for the hell of it. No, I'm not very good at creating any of the mods, but if it will make my experience better and it's not rocket surgery, I'm game.
As for the warranty issue and opening up the case, it really doesn't look like its that big of a deal. I am guessing that with a set of precision screwdrivers and a guitar pick it can be opened simply and be very nearly undetectable. Besides, if I am going to open it and solder it, I am not worried about the warranty anyway. If someone IS worried about it, then they shouldn't be doing anything that will void it.
JM2C

[Q] Sony Tablet P sim unlock

I have a Sony Tablet P (at&t), model: SGPT211US/S
and I need to use with another carrier so how can I unlock it?
Thank you for your help.
no any reply?
Kashif Khan said:
no any reply?
Click to expand...
Click to collapse
Hi guys,
I tried www.unlockitnow.com.
They couldn't find me the code, so they sent me an unlock sim (to put toghether with my sim).
It doesn't work either.
I saw an ebay listing from UnlockLiberty, I went to their website and they say they can't unlock it at this moment...
****TT!!!
agustinpac said:
Hi guys,
I tried www.unlockitnow.com.
They couldn't find me the code, so they sent me an unlock sim (to put toghether with my sim).
It doesn't work either.
I saw an ebay listing from UnlockLiberty, I went to their website and they say they can't unlock it at this moment...
****TT!!!
Click to expand...
Click to collapse
As this Tab is locked up tighter than.......... well your best bet is probably pay the fee or whatever to AT&T? We can not root, we have locked bootloader and probably locked sim. That is the only way i can think of.
Stifilz
Hi Agustim, could you finally unlock it ?
Have you upgraded it to ICS ?
Hi All,
I just also have SONY Tablet P (SGPT211US/S) AT&T
Anyone know how to unlock to use with another SIM
BTW, I can't find SIM card slot, have to open this?
Sony tablet p
ducnv said:
Hi All,
I just also have SONY Tablet P (SGPT211US/S) AT&T
Anyone know how to unlock to use with another SIM
BTW, I can't find SIM card slot, have to open this?
Click to expand...
Click to collapse
The SIM Card slot is under upper part cover
I phoned AT&T and talked to 2 depts: International Support and Customer Service. No go, and they checked the IMEI for me and said it came up with "not available for unlocking". Only suggestion is to contact Sony. They also said even as AT&T customer, the result is still the same.
eBay has someone selling unlocking for $62. I haven't used them so I can't say if they are legit (sounds like but who knows) and it's expensive too.
Cannot find other methods at all. I won't even attempt those online sites that shows they can do it, they just created repeated pages for all phones and devices on their website so they show up on searches, and not even sure they can do it. Worse, sometimes a refund can take a long time (same for eBay, I am not saying eBay any better).
$62. is quite a lot. I would go for $30. but really can't decide at this price since I paid the Woot special deal price, not full price on the device.
anyone try for ebay unlock code sony tablet P?
here is the cheaper solution... http://www.masterunlockcode.com/uni...-sony-tablet-p-unlock-code-np-2012-14048.html
only 49.99, can be pay it on paypal..
any other info regarding this?
I also has ATT sony tablet P to unlock..
btw, anyone know how to update ATT sony tablet P to ICS? other country tablet P are easy to update.. but not for ATT
Sim unlock for the Sony Tablet P AT&T is now obsolete and nothing can be done about it.
All online unlocking services are not able to unlock it. It's only in Sony's hands if they decide to give out the unlock code.
Please if someone can find a solution point to it.
Does anyone have this file "signed-nbx02_001-ota-0045.010.zip" this may help to unlock the sim-lock by updating to HC 3.2.1. This file is also my only hope of unbricking my TAB S. LOL long story.... don't ask
Stifilz
I need help.
I have a Sony Tablet P, model: SGPT 211JP/S.
I need to use with another operator.
How can I unlock it?
Well as I can not upgrade to Android 4.0 Ice Cream Sandwich because to the lock it.
Thank you for your help.
Go to ebay get another F5521GW mini card replace the locked one,it's the easiest way to unlock your tablet.
cdwangxd said:
Go to ebay get another F5521GW mini card replace the locked one,it's the easiest way to unlock your tablet.
Click to expand...
Click to collapse
You know we are talking about the Sony Tablet P so your suggestion is not applicable.
Why not?
samkatta said:
You know we are talking about the Sony Tablet P so your suggestion is not applicable.
Click to expand...
Click to collapse
I also want to know why this is not applicable because I was also planning to do this as well. Is it because Sony has whitelisted the EDID so it won't load the communication if it is not in the right list? If it is the case, would you know the EDID of the worktable model so in case one pops up on eBay? Since you seem to know what you are talking about, I wish you would elaborate it a little more to help some of us as info is hard to come by on this model, instead of a simple one liner? Please.
fortissimo said:
I also want to know why this is not applicable because I was also planning to do this as well. Is it because Sony has whitelisted the EDID so it won't load the communication if it is not in the right list? If it is the case, would you know the EDID of the worktable model so in case one pops up on eBay? Since you seem to know what you are talking about, I wish you would elaborate it a little more to help some of us as info is hard to come by on this model, instead of a simple one liner? Please.
Click to expand...
Click to collapse
I'm not that much knowledgeable than you, I simply built up my info trying to unlock my Tablet P and using several online services and all of them failed to give me an unlock code for the Tablet P and further searching lead me to know that still Sony and AT&T on agreement for the Tablet P so that might make Sony reluctant or unable to release the Tablet P unlock code to the public.
That is all and I'm not hiding any info that might help others.
samkatta said:
I'm not that much knowledgeable than you, I simply built up my info trying to unlock my Tablet P and using several online services and all of them failed to give me an unlock code for the Tablet P and further searching lead me to know that still Sony and AT&T on agreement for the Tablet P so that might make Sony reluctant or unable to release the Tablet P unlock code to the public.
That is all and I'm not hiding any info that might help others.
Click to expand...
Click to collapse
I don't get it. Now you are talking about asking for unlock code from Sony or AT&T. But cdwangxd explicitly asked about replacing the modem card, not about asking for an unlock code, which are completely two different things. And you answered, directly to his post, because you have quoted his, saying that it is "not applicable".
There are various kinds of F5521gw cards on the market such as eBay, some are generic, some are with Dell or HP EDIDs. Not only you said this is "not applicable", you didn't even point out which kind of cards aren't. And I wanted to give you a chance to help all of us here, by answering your own answer.
I hope the question is not too complicated for you? The question is this: You said replacing the F5521gw card (you labelled this as a "suggestion", fine by me), is "not applicable", my question is why is it not applicable?
Do you at least understand that the state of the lock or unlock (network lock etc), stays on the modem card, and not the other parts of the Tablet? I hope you at least understand this?
Various people have made the same suggestions as cdwangxd did, so I am sure he has done his homework, from forums such as pocketables. The only thing missing is there hasn't been one documented case of success of this method so far, so this is unknown as to the success rate, and also if true generic version must be used or not.
I am not trying to be personal. Your answer to cdwangxd is very important and critical, and your information will determine if this method would work or not. Thus I asked you about whitelisting because that is what the PC market has been doing to block out non factory parts being integrated, so this can be a real possibility (since Sony also makes laptops. sure they will understand and know this trick too, right?).
Again, please answer the question in order to help us. We do not need the answer about unlocking code, as that has been a dead end so far. Thanks. (except for an eBay seller who claimed to have direct access to Sony's database, b/c of the price, I didn't buy it).
fortissimo said:
I don't get it. Now you are talking about asking for unlock code from Sony or AT&T. But cdwangxd explicitly asked about replacing the modem card, not about asking for an unlock code, which are completely two different things. And you answered, directly to his post, because you have quoted his, saying that it is "not applicable".
There are various kinds of F5521gw cards on the market such as eBay, some are generic, some are with Dell or HP EDIDs. Not only you said this is "not applicable", you didn't even point out which kind of cards aren't. And I wanted to give you a chance to help all of us here, by answering your own answer.
I hope the question is not too complicated for you? The question is this: You said replacing the F5521gw card (you labelled this as a "suggestion", fine by me), is "not applicable", my question is why is it not applicable?
Do you at least understand that the state of the lock or unlock (network lock etc), stays on the modem card, and not the other parts of the Tablet? I hope you at least understand this?
Various people have made the same suggestions as cdwangxd did, so I am sure he has done his homework, from forums such as pocketables. The only thing missing is there hasn't been one documented case of success of this method so far, so this is unknown as to the success rate, and also if true generic version must be used or not.
I am not trying to be personal. Your answer to cdwangxd is very important and critical, and your information will determine if this method would work or not. Thus I asked you about whitelisting because that is what the PC market has been doing to block out non factory parts being integrated, so this can be a real possibility (since Sony also makes laptops. sure they will understand and know this trick too, right?).
Again, please answer the question in order to help us. We do not need the answer about unlocking code, as that has been a dead end so far. Thanks. (except for an eBay seller who claimed to have direct access to Sony's database, b/c of the price, I didn't buy it).
Click to expand...
Click to collapse
First of all, it took you more than 2 weeks to answer to this thread again.
Second, "not applicable" doesn't necessarily mean that it's not doable and I know that the lock is resident in the modem card but importantly are we talking on the same device the Sony Tablet P (this is also an important and critical point to the subject) because do you know how hard it is to change the modem card in the Tablet P? do you even know the schematics of this device? and are you certain that it's a separate modem card inside and not soldered to the mainboard?
It's all about how far would you go to get your device unlocked? are you willing to destroy your Tablet P to have it unlocked?
Furthermore, who would do it for you? and for how much?
If you know of a simple method of changing the modem card (that is if it's changeable in the first place) then tell me and I will be the first to get onboard for the unlock.
By the way, there is no document of any success case because it's "not applicable" so just don't throw your flame replies without proof, if you have proof on your saying get back to us with the solution and we will be all grateful to you.
Again, finally till now, the only solution to unlock the Tablet P is an unlock code from Sony not even AT&T can help with that, only Sony.
samkatta said:
I'm not that much knowledgeable than you, I simply built up my info trying to unlock my Tablet P and using several online services and all of them failed to give me an unlock code for the Tablet P and further searching lead me to know that still Sony and AT&T on agreement for the Tablet P so that might make Sony reluctant or unable to release the Tablet P unlock code to the public.
That is all and I'm not hiding any info that might help others.
Click to expand...
Click to collapse
samkatta said:
First of all, it took you more than 2 weeks to answer to this thread again.
Second, "not applicable" doesn't necessarily mean that it's not doable and I know that the lock is resident in the modem card but importantly are we talking on the same device the Sony Tablet P (this is also an important and critical point to the subject) because do you know how hard it is to change the modem card in the Tablet P? do you even know the schematics of this device? and are you certain that it's a separate modem card inside and not soldered to the mainboard?
It's all about how far would you go to get your device unlocked? are you willing to destroy your Tablet P to have it unlocked?
Furthermore, who would do it for you? and for how much?
If you know of a simple method of changing the modem card (that is if it's changeable in the first place) then tell me and I will be the first to get onboard for the unlock.
By the way, there is no document of any success case because it's "not applicable" so just don't throw your flame replies without proof, if you have proof on your saying get back to us with the solution and we will be all grateful to you.
Again, finally till now, the only solution to unlock the Tablet P is an unlock code from Sony not even AT&T can help with that, only Sony.
Click to expand...
Click to collapse
I am sorry that it took 2 weeks for me to reply to this thread. Is that a problem? I do not know that a prompt reply is required on a public forum?
To me, "not applicable" means "not doable" because your post did not make any elaboration beyond a one line comment, however critical this info is. But regardless, to give you the benefit of the doubt, I simply asked you one more time to give you a chance to explain further. But you came back with an answer about unlock code, and nothing about what was about the response you made to the other poster, about F5521gw.
And of course I am talking about the Sony Tablet P marketed by AT&T, the 3G version, which I own. The question by the other poster, is about a Japanese version, but regarding swapping the modem card, the process is the same.
The thing is that how hard it is to change the modem card should not be a question to me, but rather to cdwangxd since it is he who suggested it, but why didn't you ask him about this earlier on? But questioning me now about this, as I am not the person suggesting it, but the person questioning your answer about "not applicable" and wanting further information and clarification.
I don't know the schematics of this device, but do you? If you don't why did you claim it is "not applicable", in which and what way?
Not only others have mentioned about replacing F5521gw cards on various forum posts (forgot which forum at this point), I have opened up my device and can confirm that it is a F5521gw card which is (naturally) removable from its m-PCIe socket. And it is not soldered on the main board.
And as for who would do it for you and for how much, this is rarely a question on xda here. Most xda members prefer to do things themselves and some are more hardware savvy and some are less. It took me a 2nd try to find the edges to pop out the top cover, but it is not that hard. Granted I have some experience in hardware so I am not suggesting everyone trying the same thing. Again, I am not the person who suggested swapping the card, so I am not sure why you are directing the risks and dangers (possible) to me instead of cdwangxd who suggested this (whom you did not say any of these for those times).
I have put back the original modem now, but if I have another one (let's say an unlocked generic one) in front of me now, I can swap the whole thing in 10 minutes, start to finish. So may be this is not easy for some, I am sure some people including myself, can do this.
The problem here is your sense of logic. It can make our debate difficult. Let me make an example:
1.cdwangxd said the sun rises from the east.
2. you came back saying that the sun does not rise from the east (basically my interpretation of what "not applicable" means without any other substantiation, which you still failed to refer back to what you mean. And I am sure you mean "no" basically.)
3. I asked if you have any back up saying that the sun doesn't rise from the east, surely I have some doubts but want to give you a chance.
4. You came back saying that since I don't have proof that the sun does rise from the east, then I cannot question your response.
So in your logic, the sun does not rise from the east only because I cannot provide proof. Where is your logic? For anything you state, the onus is on you to proof, not for the one questioning it, as that'd be "begging the question" if not more paradoxical.
My intent is simple and pure. cdwangxd has a suggestion that I have also read about elsewhere, but there hasn't been a reported case of success. Moreover, there are various models of F5521gw on eBay, some are named generic, Dell or HP, and some claimed generic are actually Dell. It is important to find out what works, before buying as it is rather hard to return for refund over eBay. Other sources are more expensive, and usually foreign and thus, also hard to return.
I put that question out to you, because cdwangxd provided a method (which I have read elsewhere to be same), that is plausible. You brushed it off with a one liner, which could be the most critical part. If you are right afterall, then there is no need to go shop for a F5521gw, saving the money and effort. So your response is deemed critical and thus I have a valid reason of wanting a confirmation.
But you prefer to beat around the bush, questioning everything else, including putting the onus back to me, instead of answering the question: why did you respond with that line? Under what kind of information have you gotten and if you are prepared to share.
My delay in 2 weeks doesn't mean the truth can be altered. If it works or not, 2 weeks does not make a difference. Please stop having excuses after excuses.
And last but not least, since you did not even know for sure if the modem inside is F5521gw, removeable or not, how dare you said that cdwangxd's suggestion is "not applicable"? It is beyond that you have read wrong info about this, it is that you simply didn't even know until now (as I said earlier here). You simply had as much as a guess, but you put the line as short and abrupt (end all and be all). So basically my original calling you out on this, isn't far from what I suspected: you didn't know what you were talking about, simple as that.
fortissimo said:
I am sorry that it took 2 weeks for me to reply to this thread. Is that a problem? I do not know that a prompt reply is required on a public forum?
To me, "not applicable" means "not doable" because your post did not make any elaboration beyond a one line comment, however critical this info is. But regardless, to give you the benefit of the doubt, I simply asked you one more time to give you a chance to explain further. But you came back with an answer about unlock code, and nothing about what was about the response you made to the other poster, about F5521gw.
And of course I am talking about the Sony Tablet P marketed by AT&T, the 3G version, which I own. The question by the other poster, is about a Japanese version, but regarding swapping the modem card, the process is the same.
The thing is that how hard it is to change the modem card should not be a question to me, but rather to cdwangxd since it is he who suggested it, but why didn't you ask him about this earlier on? But questioning me now about this, as I am not the person suggesting it, but the person questioning your answer about "not applicable" and wanting further information and clarification.
I don't know the schematics of this device, but do you? If you don't why did you claim it is "not applicable", in which and what way?
Not only others have mentioned about replacing F5521gw cards on various forum posts (forgot which forum at this point), I have opened up my device and can confirm that it is a F5521gw card which is (naturally) removable from its m-PCIe socket. And it is not soldered on the main board.
And as for who would do it for you and for how much, this is rarely a question on xda here. Most xda members prefer to do things themselves and some are more hardware savvy and some are less. It took me a 2nd try to find the edges to pop out the top cover, but it is not that hard. Granted I have some experience in hardware so I am not suggesting everyone trying the same thing. Again, I am not the person who suggested swapping the card, so I am not sure why you are directing the risks and dangers (possible) to me instead of cdwangxd who suggested this (whom you did not say any of these for those times).
I have put back the original modem now, but if I have another one (let's say an unlocked generic one) in front of me now, I can swap the whole thing in 10 minutes, start to finish. So may be this is not easy for some, I am sure some people including myself, can do this.
The problem here is your sense of logic. It can make our debate difficult. Let me make an example:
1.cdwangxd said the sun rises from the east.
2. you came back saying that the sun does not rise from the east (basically my interpretation of what "not applicable" means without any other substantiation, which you still failed to refer back to what you mean. And I am sure you mean "no" basically.)
3. I asked if you have any back up saying that the sun doesn't rise from the east, surely I have some doubts but want to give you a chance.
4. You came back saying that since I don't have proof that the sun does rise from the east, then I cannot question your response.
So in your logic, the sun does not rise from the east only because I cannot provide proof. Where is your logic? For anything you state, the onus is on you to proof, not for the one questioning it, as that'd be "begging the question" if not more paradoxical.
My intent is simple and pure. cdwangxd has a suggestion that I have also read about elsewhere, but there hasn't been a reported case of success. Moreover, there are various models of F5521gw on eBay, some are named generic, Dell or HP, and some claimed generic are actually Dell. It is important to find out what works, before buying as it is rather hard to return for refund over eBay. Other sources are more expensive, and usually foreign and thus, also hard to return.
I put that question out to you, because cdwangxd provided a method (which I have read elsewhere to be same), that is plausible. You brushed it off with a one liner, which could be the most critical part. If you are right afterall, then there is no need to go shop for a F5521gw, saving the money and effort. So your response is deemed critical and thus I have a valid reason of wanting a confirmation.
But you prefer to beat around the bush, questioning everything else, including putting the onus back to me, instead of answering the question: why did you respond with that line? Under what kind of information have you gotten and if you are prepared to share.
My delay in 2 weeks doesn't mean the truth can be altered. If it works or not, 2 weeks does not make a difference. Please stop having excuses after excuses.
And last but not least, since you did not even know for sure if the modem inside is F5521gw, removeable or not, how dare you said that cdwangxd's suggestion is "not applicable"? It is beyond that you have read wrong info about this, it is that you simply didn't even know until now (as I said earlier here). You simply had as much as a guess, but you put the line as short and abrupt (end all and be all). So basically my original calling you out on this, isn't far from what I suspected: you didn't know what you were talking about, simple as that.
Click to expand...
Click to collapse
I'll take your point here:
Why are you directing all your replies to me and not to cdwangxd?
In my first reply to you I clearly mentioned that I'm not more knowledgeable than you (I'm not an expert) and that the info I'm posting is based on my research trying to unlock my Tablet P and for mentioning that it's "not applicable" is because it didn't cross my mind that someone would do what you did (so, kudos to you).
As you were brave enough to do what you did to your Tablet P (for sure more brave than me) so you were close enough to know the details about what you were asking me.
Furthermore, why didn't you try it yourself? I'm not that brave ti open my Tablet P to figure it out.
Finally, again, if you ever find the way just inform and lead the way and I will follow.

HuiFei / KGL Replacement Parts Source

Hi all, after a couple of tinkering, I'm in need of the following parts for my KGL4 head unit:
KGL-7202RN KB-V00.2013-12-24 (SD slot with AUX)
KGL-7202 RN KB-V00.2013-12-24 (GPS slot)
KGL-MAIN-90D-V3 2018-07-20
I've tried contacting my seller but was advised I have to contact KGL directly for these parts. I tried contacting them over at their Ali**** account but have yet to get a response. With a lot of people modding their units here, does anyone have a reliable contact to purchase replacement parts from? I'm hoping this thread can be a reference point to others who are modding their units to help them get the contacts easily when they (hopefully not) make a mistake in modding their units as I did. That way the risks wouldn't be as much when modding as parts can be easily had as compared to how it is now.
i got replacement mother board from kaigele seller from alibaba, but is difficult that they accept, but no impossible

Unlocking bootloader of Moto E xt830c

I have a Moto E (1st gen) lying around. It's not on any network. It used to be on a carrier (forgot name) that got acquired by Tracfone. I use it only on wifi. Use google voice to use it as a home phone and an app called Automateit to do a lot of useful things. So, the phone is still useful. Very good battery capacity (still goes strong for 2-3 days on a single charge).
It has a stock 4.4.4 android, which is incompatible with most new apps. Looking to install Lineage 15.1 or newer, but I got stuck while trying to unlock the bootloader, as this is an ineligible phone for bootloader unlocking. I spend few hours trying to read up on any hacks that someone might have figured out to unlock the bootloader. Most answers that I saw was that this cannot be done.
It is a shame to throw away any resource that still holds value. We, as a society, have a tendency to keep on accruing newer things, while we are fully capable to extending the useful lives of existing things. I know that I can probably buy a newer phone. On principle, I want to see if I can upgrade the os on this phone and keep using it. For that, I need to unlock the bootloader first.
Has anyone figured out how to jailbreak the bootloader on XT830c yet? If so, can you point me to the post (which I might have missed)?
I am willing to spend some free time on this if I can get some guidance from the experts. I have teeny bit understanding of assembly language and I learn fast. I might know some machine learning too. I am thinking, if I can get as many examples of the oem_unlock_data (the long 5 line output from fastboot) and the unique codes that Motorola sends to eligible phones to unlock the bootloader, I can try to reverse engineer the encryption key to generate the unique code for even ineligible phones, making it work for all Motorola phones.
If I have a large enough sample, maybe a machine learning algorithm can be useful too. Since bootloader encryption is a tough topic, not many people might have ventured in to this. It is definitely gibberish to most people. Therefore, it is safe to assume that Motorola has let their guard down and might have used the same encryption key on (atleast) most of the older phones.
For this reverse engineering to work, I need a large number of samples. I need,
1) the 5-line oem_unlock_ data from fastboot.
2) the unique code send out from Motorola bootloader website after entering the long string in.
Appreciate all the help from the xda community.... share the knowledge and empower the common man...
greenlantern2014 said:
I have a Moto E (1st gen) lying around. It's not on any network. It used to be on a carrier (forgot name) that got acquired by Tracfone. I use it only on wifi. Use google voice to use it as a home phone and an app called Automateit to do a lot of useful things. So, the phone is still useful. Very good battery capacity (still goes strong for 2-3 days on a single charge).
It has a stock 4.4.4 android, which is incompatible with most new apps. Looking to install Lineage 15.1 or newer, but I got stuck while trying to unlock the bootloader, as this is an ineligible phone for bootloader unlocking. I spend few hours trying to read up on any hacks that someone might have figured out to unlock the bootloader. Most answers that I saw was that this cannot be done.
It is a shame to throw away any resource that still holds value. We, as a society, have a tendency to keep on accruing newer things, while we are fully capable to extending the useful lives of existing things. I know that I can probably buy a newer phone. On principle, I want to see if I can upgrade the os on this phone and keep using it. For that, I need to unlock the bootloader first.
Has anyone figured out how to jailbreak the bootloader on XT830c yet? If so, can you point me to the post (which I might have missed)?
I am willing to spend some free time on this if I can get some guidance from the experts. I have teeny bit understanding of assembly language and I learn fast. I might know some machine learning too. I am thinking, if I can get as many examples of the oem_unlock_data (the long 5 line output from fastboot) and the unique codes that Motorola sends to eligible phones to unlock the bootloader, I can try to reverse engineer the encryption key to generate the unique code for even ineligible phones, making it work for all Motorola phones.
If I have a large enough sample, maybe a machine learning algorithm can be useful too. Since bootloader encryption is a tough topic, not many people might have ventured in to this. It is definitely gibberish to most people. Therefore, it is safe to assume that Motorola has let their guard down and might have used the same encryption key on (atleast) most of the older phones.
For this reverse engineering to work, I need a large number of samples. I need,
1) the 5-line oem_unlock_ data from fastboot.
2) the unique code send out from Motorola bootloader website after entering the long string in.
Appreciate all the help from the xda community.... share the knowledge and empower the common man...
Click to expand...
Click to collapse
I know I have the 5-line oem data and the unique code from 2 Moto E XT1021, but I must find them first (they're somewhere in my backup hard disk) but since this is an older phone I doubt you will get too much help. At least I've been trying to contact any XT1021 user (to try to recover this phone since is bricked) for almost 2 years without any luck, no one in this forum seems to be using the Moto E 1st gen anymore. Your only hope is people with the Moto e XT1022 (which had more users due to its market target), but viewing the lack of activity in this forum I can tell you it will be very hard to get help, which its a shame, because if somehow you manage to reverse engenieer the bootloader ecryption key it will be very usefull for other Motorola devices that cannot be unlocked throught the Moto website.
@nickleby, thank you for your offer to help. I should have been clearer in the op that even data from other similar models will be useful too. While doing my research on this, I didn't see many XT830C users. But there were many users of XT1021. If I can get a large sample of data from as many of XT1021 users, that will suffice too.
greenlantern2014 said:
@nickleby, thank you for your offer to help. I should have been clearer in the op that even data from other similar models will be useful too. While doing my research on this, I didn't see many XT830C users. But there were many users of XT1021. If I can get a large sample of data from as many of XT1021 users, that will suffice too.
Click to expand...
Click to collapse
You'll only get those code lines from XT10xx users, I don't think any XT830C is elegible for unlocking the bootloader at the Motorola website. I'll send you my codes by pm.
nickleby said:
You'll only get those code lines from XT10xx users, I don't think any XT830C is elegible for unlocking the bootloader at the Motorola website. I'll send you my codes by pm.
Click to expand...
Click to collapse
Can u tell me how to network unlock the Motorola xt830c? Please
Hello,
I don't know if you have seen this link: https://forum.xda-developers.com/showthread.php?t=2755857
I hope it help you
LS
1) phoneSN: IMEI with last 5 pairs of digits swapped so IMEI of 123456789123456 converts to 1A23457698214365 (see fastbootConvert)
2) (not used by verifyPhone POST) ASCIIZ serial# and model
3) phoneHash
4) phonePUID (also from 'fastboot getvar uid' command)
phoneSN 64 bits
phoneHash 160 bits
phonePUID 40 bits
Total 264 bits
ABCDEFGHIJKLMNOPQRSTUVWXYZ234567 5 bits * 20 chars = 100 bits unlock code
1A23457698214365
5441383930304242443700585431303332000000 TA8900BBD7[0]XT1032
140A858731D55F3B5DF78F0F6BB9EAE32A2B8945
3D372B020F0000000000000000000000
-> W4ZUEO2TZALOGJJWPRMO
3A45890085904167
54413838333041324D5A00585431303332000000 TA8830A2MZ[0]XT1032
5D0E47A39BBB9DA7B9632E8C19BD2873B018B7BA
C2FDC7010F0000000000000000000000
-> KAYG2LJBKENAFTW2VTJE
3A55000805631104
54413931393030364F4A00585431303334000000 TA919006OJ[0]XT1034
FF1E8DC44A01DC00C5CA53DB553418873A750D1C
5FABFE010F0000000000000000000000
-> BEXHELCKBBJZKZ5GYUWE
3A55000495481029
5441393333303054504C00585431303333000000 TA93300TPL[0]XT1033
68A78DB5876D57028D521650859379865F072507
AD2E37020F0000000000000000000000
-> MRA23VVVTUQSVHUWQ6BC
3A95030785674464
5441393239305249594D00585431303332000000 TA9290RIYM[0]XT1032
3B36049E202479A93483375131B58A8051435A35
6ACCA0030F0000000000000000000000
-> O4HIGKGEIDJNOYLCGCMF
3A45210407360617
5A59323233434338394D004D6F746F2047200000 ZY223CC89M[0]Moto G [0]
9FE785BCB7BB69DF44FD4B308E4F2B5680100755
E07A1301000000000000000000000000
-> 6MSWCW52YHNYJG2JFOBJ
9900054679155800
54413039383030384C4100585431353236000000 TA098008LA[0]XT1526
1C199BFBEE304D78A540F1ECA9FC127F622BCA12
313A2A04000000000000000000000000
-> BKFQFGNWFDGG3KJRWEMI
3A95130205739271
5A58314236323339535800585431303235000000 ZX1B6239SX[0]XT1025
E6E955680B50A5BBFD48CE5FBC163852F4B3B01A
EF75DF03120000000000000000000000
-> QI3AEKXAEPB3JDNNCEVN
3A55000705233318
5441383830303038485300585431303334000000 TA880008HS[0]XT1034
BE53E38F5A7950E3443C815717626E293C782CA7
A8CC19020F0000000000000000000000
-> EKQDM2GUDTDB4YKKAWPR
9900050917037800#
5441393931323037435800585431303933000000# TA991207CX[0]XT1093
B2665F8E98B351F7B72BCEAB5D38817B8165F0E1#
021A66120B0000000000000000000000
-> HKLORD7BGTQL7HYHZSJN
9900054648011700#
5441303938304E57585300585431353236000000# TA0980NWXS[0]XT1526
047D707D8F8024C179D1CDFD1DE0793FD5BC4633#
9AB1F909000000000000000000000000
-> 6KULMXGH3UCAI3Q4NPF4
Where is verification routine in phone? Aboot?
code has SSL X5099 certs SHA1, SHA256 routines,
public, private RSA keys?
certBuffer in certificate.c
All I was looking for is what file on the phone contains ALL the contacts information, ie name and 10 digit phone #.
I downloaded the Trac_CDMA_XT830C_4.4.4_KXC21....file, Then I looked for a .DAT file that was readable or that indicated phone numbers.
I didn't find any.
Will I have to create an xls file and copy all my contacts, one at a time to that file?
I'm planning on getting a new phone that may be a locked Android using AT&T service.
When my XT830C phone is transferred, does the contact info/file get transferred as well?
Thank you for your help.

Changing Samsung model information to Apple?

Hi guys,
I was wondering if any of you have experience of rooting and changing a devices brand and model number, and more importantly the likely implications that may arise from doing so.
I have a slightly annoying situation whereby our company forces us to use iphones, and if we use other brands it gets picked up on our bill.
I have seen a couple of guides which involve changing the build prop file, but I wonder how badly it could screw things up on the carrier end. Presumably if I were later upgrading firmware I would need to flip the make and model back etc, but wondering if there may be other unforeseen pitfalls doing this.
Sorry for the slightly noobish post, wasn't sure where else to ask!!

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