[Q] wifi interrupt phone signal - Galaxy S I9000 Q&A, Help & Troubleshooting

hello I'm writing from Venezuela.
My problem is this when the phone is in 3G or 3G + or the data signal from my provider does not have faults.
But when I connect the wifi, apparently I have signal, but no receipt sms nor do I can send and with calls is the same.
I'm using the rom SlimICS with the stock kernel that comes with the rom.
Thank you very much
My service provider use the bands 900/1800 mhz

Related

[Q] 3G Problem with HO! NO! 7.1.5 ICS Edition.

Hi Guys,
I have been having a problem with Ho! No! ROM. I am in India on AIRTEL 3G. Whenever I switch to 2G Network I tend to loose signal and after sometime the signal gets completely lost (EMERGENCY CALLS ONLY is shown). If I remain in 3G only, everything works fine but battery usage is obviously more. Moreover, recently after HO! NO! CM 7.1.3 I am not getting 3G speeds while internet browsing while being on 3G network.
My Mobile Network Settings are like:
Data Enabled: On
International Data Roaming: On
National Data Roaming: Off
Network Mode: GSM/WCDMA(auto mode)
Use only 2G Networks: Off
Do I need to change my radio/baseband according to India (where to find the same and how to do it?)
I didn't have any such problems on CM 7!!!
Please help me out guys!!!
sherichander said:
Hi Guys,
I have been having a problem with Ho! No! ROM. I am in India on AIRTEL 3G. Whenever I switch to 2G Network I tend to loose signal and after sometime the signal gets completely lost (EMERGENCY CALLS ONLY is shown). If I remain in 3G only, everything works fine but battery usage is obviously more. Moreover, recently after HO! NO! CM 7.1.3 I am not getting 3G speeds while internet browsing while being on 3G network.
My Mobile Network Settings are like:
Data Enabled: On
International Data Roaming: On
National Data Roaming: Off
Network Mode: GSM/WCDMA(auto mode)
Use only 2G Networks: Off
Do I need to change my radio/baseband according to India (where to find the same and how to do it?)
I didn't have any such problems on CM 7!!!
Please help me out guys!!!
Click to expand...
Click to collapse
I used MiniMod to switch my base band and now the 2G Signal loss problem is solved. But internet speed is still all messed up on both 2G and 3G. It seems like that this is a problem with HO! NO! ROM rather than base band as my internet browsing was working flawlessly on earlier HO! NO! ROMs without switching the base band.

Please answer asap

I'm leaving for NO, LA tomorrow. I need my phone to be reliable. My issue is the phone drops signal often (T-Mobile US Prepaid) but it says it still has full bars and 3G/H+. SMS, MMS, internet and sometimes even calling all fail until I reboot my phone. I am on OmniRom Kitkat. This also happen on stock ICS and JB. Would switching APN settings from T-Mobile US (epc.tmobile.com) help at all? At least for calls and texts? I have 5 options. Simple(APN simple) StraightTalk T-Mobile(APN wap.tracfone) T-Mobile US(APN epc.tmobile.com)
T-Mobile US LTE(APN fast.t-mobile.com) and T-Mobile US LTE IPv6(APN fast.t-mobile.com). Would any of these make a difference? Or can I force roam on ATT and would that help? I bought a new sim but that didn't fix the problem. HELP Please!
smithy31698 said:
I'm leaving for NO, LA tomorrow. I need my phone to be reliable. My issue is the phone drops signal often (T-Mobile US Prepaid) but it says it still has full bars and 3G/H+. SMS, MMS, internet and sometimes even calling all fail until I reboot my phone. I am on OmniRom Kitkat. This also happen on stock ICS and JB. Would switching APN settings from T-Mobile US (epc.tmobile.com) help at all? At least for calls and texts? I have 5 options. Simple(APN simple) StraightTalk T-Mobile(APN wap.tracfone) T-Mobile US(APN epc.tmobile.com)
T-Mobile US LTE(APN fast.t-mobile.com) and T-Mobile US LTE IPv6(APN fast.t-mobile.com). Would any of these make a difference? Or can I force roam on ATT and would that help? I bought a new sim but that didn't fix the problem. HELP Please!
Click to expand...
Click to collapse
Try Paranoid Android or implementing EPRJ RIL into Omni.
plex educve
This phone is missing the AWS/1700 band support for T-Mobile. If you are on prepaid, then you should try getting AT&T compatible MVNO.
csk1jw said:
This phone is missing the AWS/1700 band support for T-Mobile. If you are on prepaid, then you should try getting AT&T compatible MVNO.
Click to expand...
Click to collapse
The 1700 should only effect data. And even that isn't entirely true because my area is refarmed to 1900
No. T-Mobile 3G supports both voice and data.
T-Mobile 3G (HSPA)
•With 3G, theoretical maximum download of 14 Mbps.
•Our 3G network operates on the 1700 MHz and 2100 MHz frequencies. You'll need a phone that supports 1700 MHz and 2100 MHz to connect to our 3G network.
•On our 3G network, you can use voice and data services simultaneously.
UMTS/WCDMA is technically capable of both voice and data.

Accepting calls when in 4G mode

I'm having some issues receiving phone calls when I'm in 4G mode - I'm aware of the fact that voice over lte doesn't work yet, however in my understanding the phone should quickly switch to 3g mode and accept the incoming call, right?
Apparently my P7-L10 has trouble with that. It just doesn't switch, and the incoming call goes to voicemail.
Is that normal? Is there any fix to make the device switch to 3g mode quicker upon a call?
Running B135 rom, rooted.
GawDroid said:
I'm having some issues receiving phone calls when I'm in 4G mode - I'm aware of the fact that voice over lte doesn't work yet, however in my understanding the phone should quickly switch to 3g mode and accept the incoming call, right?
Apparently my P7-L10 has trouble with that. It just doesn't switch, and the incoming call goes to voicemail.
Is that normal? Is there any fix to make the device switch to 3g mode quicker upon a call?
Running B135 rom, rooted.
Click to expand...
Click to collapse
I'm having fine calls when I'm on 4G. (Milan, north Italy). Perhaps your city has too few 4G antennas and doesn't have stable 4G signal so it switches back and forth to 3G while you're having a call?
vEEGAZ said:
I'm having fine calls when I'm on 4G. (Milan, north Italy). Perhaps your city has too few 4G antennas and doesn't have stable 4G signal so it switches back and forth to 3G while you're having a call?
Click to expand...
Click to collapse
I don't think that's the issue, 4G coverage here is pretty amazing.
GawDroid said:
I don't think that's the issue, 4G coverage here is pretty amazing.
Click to expand...
Click to collapse
Forget what I wrote, I forgot that voice calls don't have to do anything with LTE, lol.
Anyway I'm having fine calls with 3G or 2G, have you tried doing a nandroid backup and start over to see if the problem occurs also in fresh state?
Fine calls with 3g or 2g here as well.
Except when I'm on 4G - nobody can reach me, it all goes to voicemail...
I could say I started fresh - I did a factory reset and a clean wipe 3 days ago, but I haven't noticed the issue untill yesterday.
On a French, people reported issues with calls in 4g covered area, but it seems that the problems come from network, not from the phone. The issues appear only in certain areas with one operator, and some other phones behave in same manner. Perhaps you need to check with another SIM card from another operator.
hello,
I encounter the same problem receiving my incoming calls in automatic mode 4G 3G 2G redirected my mail. When I'm on automatic 3G2G no problem.
I'm B133 update. 4 months no problem. Since mid-October the problem occurred.
My operator is Virgin Mobile. P7 smartphones, antennas or operator?
The rocker 4G 3G to receive calls no longer made. Tried my sim card on a S5 and a LG G2 and the problem is the same.
After several calls to my operator solution but not another concern, I have to connect data to receive my calls 4G 3G 2G automatic.
I'll try to go B121 update or réinisilisation P7.
If no solution change operator before trying their sim card lent by friends subscribers home.
Translated by Google. French to English.
@@+++++++
Reg

can't receive calls on mi5 while using 4g and phone screen locked (global rom)

i flashed my phone with the global rom and now when i lock the screen while using LTE Network i can't recieve phone calls
only text message arrives on locked screen
when the screen is not locked or when the phone plugged in charger every thing works fine
P.S. on 3g network i don't have this problem​
I bought new mi5 and faced similar problem and ordered a replacement.
But the same problem persists in the new handset.
So after going through a lot of search
I conculded:
The phone network does not support voice over LTE yet in some networks.
Currently it is supported in europe and japan and some networks of states.
So no need to panic xiaomi is getting a patch to update to fix this bug from their side.
Till time enjoy callin/ internet via 3g network
By pressing *#*#4636#*#*
Select network to wcdma by which u wont have any problem of incoming calls and no net issues!
If u dnt bother incoming calls ..u knw how to get 4g?
Well you're doing better than me my phones never displayed 4g in areas I used to have it with my lg g5 any ideas using the *#*#4636#*#* apparently lte is enabled I'm on Vodafone UK also allegedly supported
Vodaphone and o2 will not work on 4G with this phone as it only uses band 20/800Mhz which is not activated.
4G Network:
1800MHZ
1900MHZ
2100MHZ
2300MHZ
2600MHZ
There is a list of bands and UK networks here
http://www.eglobalcentral.co.uk/xiaomi-mi-5-32gb-dual-sim-4g-lte-sim-free-unlocked-black.html
Network Compatibility
Operators in UK
LTE Network Frequency
3 800, 1800
EE 1800, 2600
O2 800
UK Broadband 3500, 3600
Vodafone 800
Fixed in Xiaomi Mi 5 Global Developer ROM Version: 6.8.11 (MIUI8)
Verified on Airtel 4G in Hyderabad, India
i can also verify it does not work stable rom but i works just perfect Latest Chinese developer rom.eventually they fixed this issue on latest developer roms.

Help can't connect to 3G

Guys help my my Canvas A1 is not connecting on airtel 3G since 2 days I had tried many methods bt, nothing seems to work.My area has airtel 3G network bt my A1 is not connecting when I switch to3G it says No service and after 1-2mins it automatically switches to 2G edge on 3G mode. I changed some Roms like MM and KK stock and cm13 too bt my problem is still going. Help!
Peoblme solved
I called the Customer care of AIRTEL they told me that we have changed the frequency band of 3G so it will not support your device any more .

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