[Q] Changing modem - Galaxy S III Q&A, Help & Troubleshooting

Can i try putting a I9305 modem file for my i9300 phone? If so anything else i need to change with this or jsut the flashing of modem using Odin is fine?

I wouldn't try it as I suspect the modem works differently due to LTE

Hi,
Not a good idea..

If it's working. Let me know. xD
I wanna get high speed internet connection.
LoL
My speed currently is 1mbps only. =.="

You will definitely not get 4g on the i9300

Related

[Q] Best modem for AT&T?

Just wondering what the best modem is for ATT and some other question about modems.
Right now im running wanam lite kj1 5.6 with ICS domination theme. I have KI4 modem flashed because i was on villanrom which i might go back to because it has better battery life.
Does the modem affect the ROM in anyway? just wondering because most roms have a modem prefix to them on the development forum. or is there a certain modem better in every senario?
Thanks for your help!
I too would like to know the best modem for at&t. My current one (Current official uk unbranded) seems to completely lose signal after a phone call or just randomly, it quickly reestablishes connection but still annoying.
Sent from my GT-I9100
bencozzy said:
Have you tried Odin to push the uckj4 leak modem for the i777? All the 9100 modems I e used on my i777 turn the radio off when a voice call occurs then reconnects after call fails.
Click to expand...
Click to collapse
Maybe i9100 modems just dont work on i777 and vice versa. Hopefully someone could correct me but i guess its worth a try. Is it better to flash modems via odin then CMW? and another question whats the difference between a modem and a kernel? I know on some level the kernel has something to do with the firmware and the modem has to do with the baseband, but im still unsure about the difference.
Thanks again!
Also have the same problem. The 3g lost the signal randomly. my baseband is "UNKNOWN" . Any idea?
Sent from my GT-I9100 using XDA App
bencozzy said:
Have you tried Odin to push the uckj4 leak modem for the i777? All the 9100 modems I e used on my i777 turn the radio off when a voice call occurs then reconnects after call fails.
Click to expand...
Click to collapse
I'm assuming these guys are running real I9100s on AT&T (otherwise they're in the wrong forum) - pushing an I777 modem will likely completely break them.
Entropy512 said:
I'm assuming these guys are running real I9100s on AT&T (otherwise they're in the wrong forum) - pushing an I777 modem will likely completely break them.
Click to expand...
Click to collapse
Yes! Thank you for clarifying.
ODIN Vs. CWM
platinumyahoo said:
Maybe i9100 modems just dont work on i777 and vice versa. Hopefully someone could correct me but i guess its worth a try. Is it better to flash modems via odin then CMW? and another question whats the difference between a modem and a kernel? I know on some level the kernel has something to do with the firmware and the modem has to do with the baseband, but im still unsure about the difference.
Thanks again!
Click to expand...
Click to collapse
Hey, did you ever find out the answer to this question?
I want to know what's the difference between flashing with Odin and CMW, is one do more than the other?
yea.. anyone?
platinumyahoo said:
Just wondering what the best modem is for ATT and some other question about modems.
Right now im running wanam lite kj1 5.6 with ICS domination theme. I have KI4 modem flashed because i was on villanrom which i might go back to because it has better battery life.
Does the modem affect the ROM in anyway? just wondering because most roms have a modem prefix to them on the development forum. or is there a certain modem better in every senario?
Thanks for your help!
Click to expand...
Click to collapse
I'm on baseband XXKI3, running my I9100 on AT&T... don't have any issues. No call drops, no signal drops after calls are done, etc. Works fine.
ctomgee said:
I'm on baseband XXKI3, running my I9100 on AT&T... don't have any issues. No call drops, no signal drops after calls are done, etc. Works fine.
Click to expand...
Click to collapse
Funny - I have XXKI3 as well on AT&T and periodically I get drops and it's almost always just as syncing is initiated.
@robsw
I noticed you are located in Chicago. the problem could just be that AT&T sucks horribly in the downtown area. specifically anywhere near River North or the loop. I have tried just about every available modem and I still have data connection issues in those areas. Even friends with iPhones comain about poor data in those areas.
I use the ki1 modem on my I9100 on at&t in louisiana. Ive found this modem gives me the best signal in my area. I did use ki4 for a while but i kept getting dropped calls inside my house. Now with ki1 no more dropped calls
Sent from my GT-I9100 using XDA App
I live in Champaign,IL. Data drop/hang issue always there on KG2, KI3, KI4 modem. I had data issues even I have full bar of signal. But I do realize that data drop issue is location related. Every time I go to the same place, I got slow or data drop problem. Ha! maybe something isn't configure nicely between the tower and our S2.
yea, I was in Chicago this weekend, kept turning on Airplane mode and back on..
at&t is making me pretty mad.
GT-i9100
4.0.3
Baseband version
I9100XXLPH
XXLPH Kernel as well.
I am in Colorado and my service is great. I dont have much experience with the GB radios because as soon as I got the phone Iw ent to ICS and never went back
It may be worth checking the sticker under the battery to confirm the phones version. In Australia, New Zealand, Israel and some other countries they also sell the I9100T which is just the same as the international version but works better on a T model modem. There are plenty of them linked in the Aussie thread in general.
Sent from my GT-I9100T
mfriedman79 said:
@robsw
I noticed you are located in Chicago. the problem could just be that AT&T sucks horribly in the downtown area. specifically anywhere near River North or the loop. I have tried just about every available modem and I still have data connection issues in those areas. Even friends with iPhones comain about poor data in those areas.
Click to expand...
Click to collapse
I'm in the North suburbs. This most often occurs when I'm driving. The call will drop and more often than not, when I glance down at the phone, data will be syncing.

Three UK branded S2 default modem?

Hello all
I'm just wondering what modem do the three branded s2 handsets come preinstalled with in the uk? I'm trying to find good modems for my s2 but cannot find something that would work as well as I would want it to. For example the other day my mate with a wildfire, on the same network had full bars of signal, whereas I had barely 1 bar. I was using Ki4 at the time, now I changed back to kl1 (im on checkrom v6 atm, but planning to go to cm9 again). Can anyone direct me to the modem.bin file or a stock rom file from the Three branded handset, i'd like both a gingerbread stock and ics stock rom from them if possible. If they are modems which are easily available please share the names with me.
Thank you
EDIT:
I tried a number of modems, which includes NELP2 which is meant to be good with three, although I don't know why I have had this problem on several roms before, where my signal randomly dissapears and goes to emergency only calls. Can anyone help with that also?
DisturbedPL said:
Hello all
I'm just wondering what modem do the three branded s2 handsets come preinstalled with in the uk? I'm trying to find good modems for my s2 but cannot find something that would work as well as I would want it to. For example the other day my mate with a wildfire, on the same network had full bars of signal, whereas I had barely 1 bar. I was using Ki4 at the time, now I changed back to kl1 (im on checkrom v6 atm, but planning to go to cm9 again). Can anyone direct me to the modem.bin file or a stock rom file from the Three branded handset, i'd like both a gingerbread stock and ics stock rom from them if possible. If they are modems which are easily available please share the names with me.
Thank you
EDIT:
I tried a number of modems, which includes NELP2 which is meant to be good with three, although I don't know why I have had this problem on several roms before, where my signal randomly dissapears and goes to emergency only calls. Can anyone help with that also?
Click to expand...
Click to collapse
I recommend NELP4. It is designed for Three but many UK users use it as it supports great battery life and speeds + signal strength. I'm on O2 and using NELP4 and have great reception in places where there was no reception on LQ5/LQ6
modem signal dropping
hi,
You could try using ki4 modem ive been using this even after rooting my phone (originally used on GBrom) and had no probs with signal drop or overheating as some users have iasues with various modems.

[Q] what modem do I use with CM 10.1 M3?

Hi,
I am using CM 10.1 M3. I haven't updated my modem in a long time. It is I717UCLF6. Is that the right one? How do I know which one to use?
andersco said:
Hi,
I am using CM 10.1 M3. I haven't updated my modem in a long time. It is I717UCLF6. Is that the right one? How do I know which one to use?
Click to expand...
Click to collapse
It's kinda hard to answer which modem you need without some more details. It's also a personal preference based on where you live. Some modems/radios work better in certain areas than others. What network are you on, AT&T? I'm on AT&T and heard the latest modem for our i717 is the i717UCMB4. You can flash that one in recovery. I used it and it works but for some reason the i717UCLD3 modem is working better for me. I got that modem when I used odin to install this rom, then flashing my favorite rom on top of it. Some people say the UCLF6 modem works better for them. You can get that one here and flash thru your recovery. Sorry I can't find the i717UCLD3 flashable zip. Maybe someone else has a link so you can flash between all 3 and see what works out best for ya.
No need to do any modem flashing. LF6 is the latest and greatest modem available.
Updating.....AT&T released 4.1.2 and a new baseband/modem which can be found here http://forum.xda-developers.com/showthread.php?t=2261713 and is flashable from custom recovery.
I'm testing out a possible switch to T-Mobile. Had AT&T unlock my phone today and got a prepaid T-Mobile SIM in it. I'm getting H+ (LTE?) speeds while doing data transfer and then it drops back to 3G when data isn't being used heavily. I'm on UCLF6. Although I've had this phone for a year, installed tons of ROMs, compiled my own kernel, etc. I'm a noob when it comes to modems and have just used whatever worked. What's the advantage of using a "T-Mobile" modem if UCLF6 seems to be working on T-Mobile anyways? Do you get more speed out of it?
I don't want to lose AT&T compatibility yet as I just got the prepaid T-Mo to test out (been getting crappy reception with AT&T at work and tired of the expensive plan of minutes I don't use). If T-Mo improves my speeds at work I'll probably just pay to cancel my AT&T contract and transfer my number, but for now I'm just testing.
Well I am not sure about the baseband/modem issues on T-Mobile but most important would be the GSM Bands/LTE are compatible. As some AT&T phones don't support 3G/LTE frequencys T-Mobile use. If you are using a prepaid SIM it may not even support LTE for example Straight Talk on AT&T supposedly will only use HSPA+ .

Mobile network strength problem

Hello!
I have problem.
I have galaxy S2 with stock rom, and the phone comes from UK. I have pretty bad mobile network signal in Latvia. Comparing to some other S2 phone, it had better signal strength.
My guess would be, that some Frequency's are different. I couldnt find which phone builds are meant for which countrys, and couldnt get list of supported Frequencies.
My phone build nr. is "JZ054K.I9100XWLSD".
Try different modems
andrewwright said:
Try different modems
Click to expand...
Click to collapse
This.
Look at the other S2 and flash the same modem.
This what?
Yes flash same modem.
andrewwright said:
This what?
Yes flash same modem.
Click to expand...
Click to collapse
I meant that you're right, OP needs to flash a different modem.
I've added that he/she needs to flash the same modem as on the S2 with the good reception.
O ok cool. Sign may not be as good if on a different network or maybe it's his network that's slower than his mates network. But yes good advice and open should do that :thumbup:

[Q] Galaxy S2 looses network

hi. I have a samsung galaxy s2 i9100 (for now 3 and half years)
i am in the uk with 3 network
for some time i have been experiencing loss of network all of a sudden thoughout the day
specially if i tether my phone via wireless
i have changed its software (rom and modem) and I am still experiencing this loss of network
in order to get network again I must reboot the phone, it is the only way of getting it back working
I travel a lot to Portugal and take the phone but I do not seem to have experienced this there
tough i dont tether there nor i use the connection for data
currently i am using a slim rom 4.2.2 build 8 official
the baseband is i9100xxLs9
any toughts about what is happening? do you think the phone is to blame? software? hardware? sim card?
Modem is what the culprit.
Change to other modem and see
Sent from my GT-I9100 using Tapatalk 2
corruptionfreeindia said:
Modem is what the culprit.
Change to other modem and see
Sent from my GT-I9100 using Tapatalk 2
Click to expand...
Click to collapse
Hi! Thanks for the reply!
I already tried that. I reflashed and put a new modem aswell.
It improved the simptoms but they still persist
Any specific modem that you think i should try?
Some times my phone freaks out and just gets corrupt and i have to reflash
Do you think it might be going to die? Maybe replace it?
Best regards
Flash This Firmware
cromalhao said:
hi. I have a samsung galaxy s2 i9100 (for now 3 and half years)
i am in the uk with 3 network
for some time i have been experiencing loss of network all of a sudden thoughout the day
specially if i tether my phone via wireless
i have changed its software (rom and modem) and I am still experiencing this loss of network
in order to get network again I must reboot the phone, it is the only way of getting it back working
I travel a lot to Portugal and take the phone but I do not seem to have experienced this there
tough i dont tether there nor i use the connection for data
currently i am using a slim rom 4.2.2 build 8 official
the baseband is i9100xxLs9
any toughts about what is happening? do you think the phone is to blame? software? hardware? sim card?
Click to expand...
Click to collapse
Flash with this firmware ,hope will help
I9100XXLPQ_I9100OXALPQ_I9100XXLPQ_HOME.tar
Put it on gsm mode which is also called 2g mode.
Monitor it if you still loose signal.
If so, then i would recommend you do a clean wipe, use any rom wipe script available and then install your rom back
Sent from my GT-I9100 using xda premium

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