3G data Problem on ST15i - Sony Ericsson Xperia Mini, Mini Pro, Xperia Pro, A

I have a 3g sim card that i put it in a usb modem to browse internet on my laptop. The usb modem gives good speeds, upto 4Mbps.
But if i put the same sim card in my Xperia mini (ST15i) and use it in WCDMA or Dual mode i dont get the speeds i get in the usb modem.
My ST15i is on a custom rom (Hybrom v11) and custom kernel (Rage v2.4) . My network operator (Airtel) says they cannot solve the problem even after many attempts.
I dont understand where is the problem actually. Is there any application that i can use from the android market.
OR
is it the problem with custom rom being from another region ?? Have roms got anything to do with GSM and CDMA bands ??
Can anyone please clarify

Related

[Q] No GSM Connection on my x10

Good afternoon all;
I've been frequenting XDA and installing custom roms on my phone now since before Christmas :3 and all the developers are amazing!
I am currently running wolf's rom with doomkernel 1133 and have an unlocked BL
My question is regarding the network connectivity with all other roms... I can connect to Rogers network just fine with wolf's and my stock firmware, and despite reading on the CM7 roms that GSM function is working... I'm still unable to connect to any network... Was wondering if anyone else ran into this problem... and if so what can I do to correct it?
Thank you for your time!
Is this not possible to correct? Am I missing something?... I would love to be able to use a CM rom or anything other than Wolf's for a change if someone could assist... Could I be missing something in the flash process?
Has anyone else had this problem?
Thanks all!
Input APN
http://forum.xda-developers.com/showthread.php?p=21485459#post21485459 try manually inputing the APN: Settings>Wireless Settings> Mobile network? meh, youll find it.
Sorry should have mentioned that the APN network settings are all there, Rogers Network is showing Im just not able to connect to it... It's appearing as though GSM/HSPA functions of the ROM aren't working...though the ROM states otherwise.

[Q]

Hello,
I'm sorry if this question was already been made before.
I've installed MiniCM9 Rom with ICS 4.0 successefully, but i've a major problem, my phone does not connect to the Vodafone network mobile provider. I have a Vodafone simcard and my phone doesn´t get connection to any network.
Anyone could help?
Additional Info: Seems that the phone doesn´t recognize the simcard
ricjps said:
Hello,
I'm sorry if this question was already been made before.
I've installed MiniCM9 Rom with ICS 4.0 successefully, but i've a major problem, my phone does not connect to the Vodafone network mobile provider. I have a Vodafone simcard and my phone doesn´t get connection to any network.
Anyone could help?
Additional Info: Seems that the phone doesn´t recognize the simcard
Click to expand...
Click to collapse
you are on wrong forums mate.
This is Xperia X10 forums.We dont have any minicm9 rom.
As for your problem I think you had sim pin before on simcard. you need to disable it first in GB rom or othre phone and use it on minicm9

Problem with mobile network "NEDJMA" on the Galaxy S i9000 / i9100

Problem with mobile network "NEDJMA" on the Galaxy S i9000 / i9100
Hello everybody
In first, please excuse my bad English.
We have a big problem in Algeria with the mobile network NEDJMA on the Galaxy S i9000/i9100, the sim isn't recognized, in best case, it's recognized, the network bars are here, but it's impossible to make or receive a call, it's unreachable. That problem doesn't exist with the others mobile networks (Djezzy and Mobilis).
For the i9000, I've try to flash many roms and custom roms, with so many modems, but in vain. the phone refuse to recognize the sim. i have also try to put that same sim in another i9000 with the same custom rom CM9 4.0.4 and the same modem JVT, and guess what, the phone recognize the sim and mobile network works great!
For the i9100p, I've flashed a JVS modem and I've reduced the frequency of network bugs from many in one day to 1 or 2 in 4 or 5 days.
So, what you think about this problem? if is not the modem who we should change? then what we should do?
thanks in advance
copied from teftooofa

[Q] Xperia U very low signal, after unlocking bootloader

Hello,
I unlocked Bootloader of my st25 i Xperia U. and installed some Custom CM11 Roms, but they were giving very low signal coverage so i switched back to original ftf ICS by flashtool. There is no problem with SIM or Network Provider as it works perfectly in other devices. Any help how i can get my signal back and avoid these frequent signal drops.??? Help....
swarajsaaj said:
Hello,
I unlocked Bootloader of my st25 i Xperia U. and installed some Custom CM11 Roms, but they were giving very low signal coverage so i switched back to original ftf ICS by flashtool. There is no problem with SIM or Network Provider as it works perfectly in other devices. Any help how i can get my signal back and avoid these frequent signal drops.??? Help....
Click to expand...
Click to collapse
check your network mode in mobile network settings..and check if the signals are back in gsm only mode

no 3g or 2g network ?

Hello fellow xda members, i have a new problem with my redmi note 3. i tried several roms in the last day but on my simcard slot 1 i dotn get 3g or 2 g working. it can not find any network only 4g and with sim 2 only sometimes it works when i manually select my 3g network. and because i dont have volte my callings doesnt work and i can not get calls either. i tried to flash the latest firmware for los from the forums even tried several versions but still not functions. roms where i testet are tesla rom, nitrogen os and validus
hopfully someone can help
ok i have an update. so if i use simcard 2 it works always but sicmard 1 doesnt find any 2g or 3g networks. can someone help tried nearly every firmware and even tried to get back to stock but edl doesnt work for me cause of read error at port

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