[Q] Question about usb modems (3g, 4g, lte) - Nvidia Tegra Note 7

Does anyone know if the current tablet supports any usb modem out of the box? I have the fairly common Huawei e173 and about the only thing keeping me from dropping $199 is not knowing this one piece of information.
i'm not even interested in the $299 tablet with lte built in, since I already have a dongle.

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WIFI oly Xoom HAS (!!!) a working Sim slot

If flashed with 3g rom Mobile Network Activation is available as an option. I've tried my 3G BB card, activation failed, but my sip was non working after, needed to reboot BB twice, to pick up a signal. So, from my humble observation everything is there, but disabled to compete with iPad2 in terms of price
iFixit! We need a wifi XOOM teardown.
XOOM'd from the XDA app.
3G ROM is CDMA, which doesn't use SIM cards (the Xoom 3G SIM is for the as-yet-uninstalled LTE radio), so I'm not quite sure this means anything (it was going to fail in any case).
does it mean the WIFI version in principle can still be upgraded to support LTE?
I've wondered about that, too. Seems to me that once the ROM post-upgrade gets leaked, then anyone who buys that LTE Mini-PCI card and is comptent with a Torx-5 bit should be able to subscribe to an LTE plan from VZ and get the SIM from them.
...O wait it says so in the title
You sure you aren't mistaking that for microSD?
I know right? it sounds pretty careless of them to leave it there, instead of going with a completely different motherboard.
I hardly beleive that any company will leave silicon/parts in a device to then sell it cheaper? It just doesn't make any sense, you don't see a Biturbo BMW with its biturbo disabled and then sold for less... just the turbo parts cost a lot why would they not charge you while you still receive the same? might as well give you a scooter for free don't you think.
Production is well cheaper nowdays that's why most companys can have 5 different revisions of the same device with different configurations, hence GSM, CDMA, wifi only, 16gb 32gb, etc. they save a lot more making what they need and not making a full device then criple it down to "cut cost" that's just illogical..
No, There are 2 slots under the cover...
My knowledge in this are is very limited, but during mobile network activation (the icon stated 3g), and after couple of attempts sim was locked (which is impossible if it was blank, leftover slot). But I might be totally wrong...
belozeroff said:
and after couple of attempts sim was locked (which is impossible if it was blank, leftover slot)
Click to expand...
Click to collapse
The SIM-card reader is connected (most likely to a serial port on the Tegra chip). The actual LTE radio Mini-PCI card is not in there, however (we have to send it in for upgrade).
I'm surprised there's code that's actually touching the SIM, however- but one thing to consider is the QD6600 radio that's used for CDMA data can also do GSM/UMTS data as well (but needs a different modem SW and some different antenna-interface hardware).
The wifi zoom could potentially retain its 4g sim slot because it was paired with the flash memory slot. I would bet that it doesn't have the radio for cdma/GSM/lte/etc. It is highly unlikely due to the cost of just the multi-functional radio chips that power the slots ;-)
Sent from my Xoom using XDA Premium App
The WIFI Xoom definitely has a SIM slot
And if you think that 800 price tag is for a radio chip you are mistaken. the whole 3g version doesn't cost $400 max.
Then whats it for if not a 3G radio?
The Wifi Xoom is not the same as the verizon one. I have already removed the back cover and its a different mainboard. All the 4g/3g stuff has been removed. Sorry guys..
James
cj10488 said:
The Wifi Xoom is not the same as the verizon one. I have already removed the back cover and its a different mainboard. All the 4g/3g stuff has been removed. Sorry guys..
James
Click to expand...
Click to collapse
Does it still have a mini-pcie slot? Could you post a pic?
This has absolutely nothing to do with development. Please post in the correct section.
No it did not and no I didn't grab a pic. It's just bare magnesium where the pcie slot would be
Besides the lack of radio I'm sure there's a lack of required antennas for any cellular radio to work.

[Q] Qualcomm MDM6600, Motorola Xoom 3G (US) and GSM networks

Hi all,
As I was traveling to the US in the next weeks, I was planning the possibility of buying a xoom 3G there as it has not been launched yet in Europe. Then I just realized that the 3G version of the Motorola Xoom is in fact an CDMA only version.
However today I have seen in the iFixit that the Motorola Xoom has the Qualcomm MDM6600 radio chipset. This chipset, which supports HSPA+ (MDM6600 looks like a GSM/UMTS/HSPA+/EV-DO multi-mode processor), is the same as the world phone Motorola Droid Pro.
So, my question is:
- Could we have some hope the US version will allow us to connect to GSM versions in Europe anytime soon?
- Will be able to navigate through GLONASS navigation satellites?
Intriguing enough,
/À
No.
Plus it doesn't hurt to search. This has been touched on numerous time on here.
Thanks for the answer. Actually, I did some search on the forum, but still I fail to see whether the difference will be on the hardware or software, as the radio chipset looks capable.
Part of the issue is that the antennas are tuned for VZ's CDMA frequencies (and modulation, IIRC). It wouldn't work very well on say, 900MHz GSM.
Just because the chipset is capable of GSM theoretically doesn't mean it has the antennas or tuning or SIM slot to be compatible with GSM. The lack of a GSM SIM slot alone shoots down the proposition.
martonikaj said:
The lack of a GSM SIM slot alone shoots down the proposition.
Click to expand...
Click to collapse
Actually, provided the existing SIM-card reader is wired to a serial port (as opposed to directly to the Mini-PCI port's pins) that part might actually work
(BTW, I will give my firstborn for the 3G-version's schematic. Hook me up, someone!)
kcrudup said:
Actually, provided the existing SIM-card reader is wired to a serial port (as opposed to directly to the Mini-PCI port's pins) that part might actually work
(BTW, I will give my firstborn for the 3G-version's schematic. Hook me up, someone!)
Click to expand...
Click to collapse
From what I gather then LTE SIM and GSM SIM are different sizes.
martonikaj said:
From what I gather then LTE SIM and GSM SIM are different sizes.
Click to expand...
Click to collapse
Just checked- same size. Dunno about connections though.
Why not just wait until April 19th and get the Euro 3G version from Carphone Warehouse? The US version, as standard, will not work in Europe.
1.) euopean software flashed on a vzw xoom
2.) gsm simcard detected and unlocked(pin)
3.) for some reason the rild is falling back to cdma even if it is configured for gsm
radio image?
US Xoom in Europe
Hi GhostOfTheNet,
Do you think If install the Stock MZ601_H.6.1-38-1_Retail_Europe.zip, would it work with the Xoom MZ600 instead of the existing Build HRI39?
If not, Please what have you done so far to get it work?
Thanks in advance.
EGMWEB
Will GPS work in EU
Hi,
this is probably a stupid question, but I'd just like a definitive confirmation on this - will I be able to use GPS from a US Motorola Xoom (MZ604) in Europe (specifically the UK)?
Thanks
egmweb said:
Hi GhostOfTheNet,
Do you think If install the Stock MZ601_H.6.1-38-1_Retail_Europe.zip, would it work with the Xoom MZ600 instead of the existing Build HRI39?
If not, Please what have you done so far to get it work?
Thanks in advance.
EGMWEB
Click to expand...
Click to collapse
It wont work because the gsm radio image never gets flashed on to the xoom's baseband :/
I tried to do that to see if i could downgrade the radio but it dident work

Huawei USB 3G Modem in Marketplace

Hi All,
I just wanted to let you know that I just put my E173 usb modem in the marketplace for $39. It was working with Primee 8.3. I am not sure if it will work with other ROMS because I haven't tried. I am just selling it because it doesn't support t-mobile's 3G band.
http://forum.xda-developers.com/showthread.php?p=16525623#post16525623
I am not sure if I am overstepping by putting this here but I figure that this is where the interest would be.
Rich

[Q] Verizon 4G: can I use only wi-fi in Canada?

Hello,
I'm thinking of buying a Galaxy Tab 10.1 wi-fi 4G (with Verizon) 32GO.
The question I can't find answer for nowhere is this:
The 4G is set with Verizon, witch is in United States. I live in Canada. Is it possible to use that tablet only on wi-fi from Canada without an account to verizon?
If so, can I later decide to change from verizon to choose a local provider to use 4g?
Thanks a lot!
Gen
Yes the Verizon tab can be used without an active SIM card as basically just a wifi device, HOWEVER there's a couple of issues you should be aware of.
1. If you're looking to apply custom ROMs to the device from this community know that of the various versions of the Galaxy Tab 10.1 the Verizon model is the least supported.
2. Most importantly be sure that the broadband network you're intending to use the device on ultimately is actually compatible with the device. I don't believe the Verizon tab is intended to be a full fledged international device but I could be wrong. It's possible that Verizon is the only network that the Verizon version of the GT 10.1 is compatible with.
If it were me and the decision to go with a mobile broadband plan is several months away I'd go with a used wifi only GT 10.1 for now and then put it up for sale again later to buy a tablet with mobile data plan on contract or used.
Thanks for your respond!
I think I'll do as suggested, but only a wi-fi one for now... And see later!
Now.... you are talking about ROMs... I'll have to learn about that! I don't know what it means!
Gen

[Q] Differences between US and UK Nexus 7

Hello, I cannot find a thread which answers this question.
I am considering buying a second hand Nexus 7 for a friend, but seeing as it has the two pin power adapter I assume it is an American tablet. It is a non 3G tablet, 32GB.
As I am in the UK, are there any differences I should be aware of before I consider purchasing this? I don't wan to buy it to find that the software is different, or certain services don't work in the UK or the WiFi is a different frequency.
Any help would be appreciated.
TechnicianJack said:
Hello, I cannot find a thread which answers this question.
I am considering buying a second hand Nexus 7 for a friend, but seeing as it has the two pin power adapter I assume it is an American tablet. It is a non 3G tablet, 32GB.
As I am in the UK, are there any differences I should be aware of before I consider purchasing this? I don't wan to buy it to find that the software is different, or certain services don't work in the UK or the WiFi is a different frequency.
Any help would be appreciated.
Click to expand...
Click to collapse
As far as I know, the only diference are with the charger (the plug pins only, both versions can work with and adapter on 110 or 220 without any problem).
On the software side, the services and other things are determined by the net ip, the country, language, time zone, and other configurations.
The wi-fi, I am pretty sure, it work on every country since I never hear or see a phone or any kind of device that can't connect to a wi fi network with the correct time zone and hour
Sory for the poor english, it isn't my strong side
OK, thanks for your help.
Jack.

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