Network problem - Huawei P8 Questions & Answers

Hi.
I am having a problem with my network connectivity. I get the "Emergency calls only" message in the notification bar and I am unable to make or receive phone calls or messages. Wifi works though. When I restart my phone, I have connectivity for about 30 seconds before it disappears again. I have done a factory reset and upgraded to the marshmallow firmware, but nothing worked. My sim card works in another phone, but with another sim card in my P8, I get the same issues.
I am someone that always tries to fix something before throwing it away, but this repair might just be beyond my skills.
Does anybody know what the problem might be? Any assistance will be highly appreciated.
Thanks in advance

riaanvictor said:
Hi.
I am having a problem with my network connectivity. I get the "Emergency calls only" message in the notification bar and I am unable to make or receive phone calls or messages. Wifi works though. When I restart my phone, I have connectivity for about 30 seconds before it disappears again. I have done a factory reset and upgraded to the marshmallow firmware, but nothing worked. My sim card works in another phone, but with another sim card in my P8, I get the same issues.
I am someone that always tries to fix something before throwing it away, but this repair might just be beyond my skills.
Does anybody know what the problem might be? Any assistance will be highly appreciated.
Thanks in advance
Click to expand...
Click to collapse
new device?

silvano2 said:
new device?
Click to expand...
Click to collapse
No. I have had it for a few months and it was working perfectly until Friday.
And I also don't have a guarantee, as I am not the first owner of the phone.

riaanvictor said:
No. I have had it for a few months and it was working perfectly until Friday.
And I also don't have a guarantee, as I am not the first owner of the phone.
Click to expand...
Click to collapse
did you try to use another network? ex 2g or 3g?

silvano2 said:
did you try to use another network? ex 2g or 3g?
Click to expand...
Click to collapse
I did. I just found out that I have to take my phone for repairs. The sim card reader has apparently gone bad according to the local cellphone shop. But thanks for the assistance anyway.

riaanvictor said:
I did. I just found out that I have to take my phone for repairs. The sim card reader has apparently gone bad according to the local cellphone shop. But thanks for the assistance anyway.
Click to expand...
Click to collapse
take care mate
just get another new one..me i dont trust the repairs..wasted money

Related

Very strange GSM problem

Using O2 Exec.
Device working perfect like PDA with GPRS & SMS functions but then I try to call it's loss signal. After "call ending" it's fidn signal again.
Already undergo to install diferent versions of ROMs & RADIO. Try to unlock to make sure that phon not locked.
Somebody HELP!!!
PS. Then SIM installed & I turn flymode I can't off it but then SIM is not installed switching performing without any problems.
PSS. sorry for english
Have you tried ...:
a) a SIM by the same provider
b) another provider's SIM
Make sure that your SIM also works in another phone. It may be unlikely that your current SIM could be the problem.
I have also a strange problem when i send an SMS larger than 300 characters it spends me money but it doesnt send it !
Triband81 said:
Have you tried ...:
a) a SIM by the same provider
b) another provider's SIM
Make sure that your SIM also works in another phone. It may be unlikely that your current SIM could be the problem.
Click to expand...
Click to collapse
SIM from another cell operator, but it's of course working.
Then it might be a good idea to have your SIM replaced.
Triband81 said:
Then it might be a good idea to have your SIM replaced.
Click to expand...
Click to collapse
Tested three SIMs from different operators? the result same :-(
All SIMs work on another phones.
Have you tried reinstalling the ROM that worked in the 1st place? Otherwise you'll have to consider taking to a shop.
Signal Loss Problems
I am having the same problems. I even had T-Mob send me a new phone with the same result. Did you ever find a solution?
I am also having same problem, the agency informed me that there is a damage in the internal board and it cannot be fixed. this is rediculous...
Rolland said:
I am also having same problem, the agency informed me that there is a damage in the internal board and it cannot be fixed. this is rediculous...
Click to expand...
Click to collapse
bull****!
i sent my pda for repairs (to fix a different problem) and after two weeks they came up with the same answer,
but a day after i got my pda back, i changed batteries and found out it was a battery problem, and not a board problem!
thats a few hundred bucks of differens!
they seem to find it as a "default" answer, instead of saying "we don't have a clue what the hell's wrong".

Interesting Universal problem

Heh, I'm hoping someone on here will have some idea of what has gone wrong with my XDA Exec.
Just dragged it out of storage, unlocked it, upgraded the radio to 1.15 and the phone to WM6, but for some reason, it won't make or receive phone calls.
Now the phone picks up a signal (GSM & 3G) just fine with all the card's I've tried in it, and it will send a text message as well, but whenever you try to make a phone call, it disconnects the call.
Anyone got any idea's on what might be the problem here, and how I'd go about fixing it? Your help is much appreciated.
Are you on vodafone?
Personally I'm on t-mobile, but it shows the same behaviour with o2, Orange, T-Mobile and vodafone sim cards. I've tried em all, they all send text messages, but no phone calls can be made.
As I said - bizarre
kavinsky said:
Heh, I'm hoping someone on here will have some idea of what has gone wrong with my XDA Exec.
Just dragged it out of storage, unlocked it, upgraded the radio to 1.15 and the phone to WM6, but for some reason, it won't make or receive phone calls.
Now the phone picks up a signal (GSM & 3G) just fine with all the card's I've tried in it, and it will send a text message as well, but whenever you try to make a phone call, it disconnects the call.
Anyone got any idea's on what might be the problem here, and how I'd go about fixing it? Your help is much appreciated.
Click to expand...
Click to collapse
i have the MDA pro and had this problem a while ago. i went to settings>phone> select the Band tab then changed the "select your network type " option from auto to GSM and has worked ever since. lets know how it goes.
william-johnson said:
i have the MDA pro and had this problem a while ago. i went to settings>phone> select the Band tab then changed the "select your network type " option from auto to GSM and has worked ever since. lets know how it goes.
Click to expand...
Click to collapse
No dice, normal calls and emergency calls remain impossible to make
kavinsky said:
Heh, I'm hoping someone on here will have some idea of what has gone wrong with my XDA Exec.
Just dragged it out of storage, unlocked it, upgraded the radio to 1.15 and the phone to WM6, but for some reason, it won't make or receive phone calls.
Now the phone picks up a signal (GSM & 3G) just fine with all the card's I've tried in it, and it will send a text message as well, but whenever you try to make a phone call, it disconnects the call.
Anyone got any idea's on what might be the problem here, and how I'd go about fixing it? Your help is much appreciated.
Click to expand...
Click to collapse
have you confirmed that the text messages are actually being sent, i have seen a case similar and it turned out the IMEI numer was blocked
You know I never thought of that, but yeah I sent my other phone a text message and it went through. Sold it now, so not my problem, but an intersting problem.
kavinsky said:
Sold it now, so not my problem, but an intersting problem.
Click to expand...
Click to collapse
well done, mate

After fr008 , no network signal

Hello
After I install FR008 , I LOST MY SIGNAL IN MY ARIA . I cann't even connect to the network at all . I keep getting no services or Limited services .
When i search Manually for an Operator I keep getting , the sim card can't be connected to ... .
HOW TO SOLVE THIS ISSUE ?
I have tried 2 radios .
1- liberty-radio47.41.35.10H_7.09.35.13-signed
2- liberty-radio47.54.35.20H_7.13.35.13-signed
HELO PLZ PLZ PLZ
Wow, odd. I had a similar issue. I would look at my phone and have no service (ATT in NYC - YOU GET SERVICE). Then maybe I thought it was my office building, nope. Also tried different radios. Nope.
Went to CM61.1 and never had another issue.
I had same issue randomly before. Though setting network types bring my signal back. In case you wanna try it:
- Dial *#*#4636#*#*
- Phone Info
- Bottom of the screen, try to change "Set preferred network type".
maevro said:
Wow, odd. I had a similar issue. I would look at my phone and have no service (ATT in NYC - YOU GET SERVICE). Then maybe I thought it was my office building, nope. Also tried different radios. Nope.
Went to CM61.1 and never had another issue.
Click to expand...
Click to collapse
it didn't work either on CM6.1.1
barisahmet said:
I had same issue randomly before. Though setting network types bring my signal back. In case you wanna try it:
- Dial *#*#4636#*#*
- Phone Info
- Bottom of the screen, try to change "Set preferred network type".
Click to expand...
Click to collapse
didn't work .
any other help ?
Do you have the cover on it?
jznomoney said:
Do you have the cover on it?
Click to expand...
Click to collapse
yes , i tried both way
The Phone is UNLOCKED thought .
I tried to put At&t SIM and It worked now . But when i put my Other SIM Card it doesn't work and It Says , Limited Services .
HOW TO SOLVE THIS ISSUE ?
dr.saad said:
The Phone is UNLOCKED thought .
I tried to put At&t SIM and It worked now . But when i put my Other SIM Card it doesn't work and It Says , Limited Services .
HOW TO SOLVE THIS ISSUE ?
Click to expand...
Click to collapse
Something similar to this happened to me.
I had CM6, and (without thinking) did a factory reset of the phone (Settings/Privacy/Factory data reset).
When the phone rebooted, it didn't recognize the SIM card. I almost [email protected]#t bricks. The card wouldn't work in any other phone, but other SIM cards worked fine in the Aria.
The solution was to un-root/reinstall stock at&t Android ROM and take it to the at&t store. They replaced my SIM card.
DanGeorges said:
Something similar to this happened to me.
I had CM6, and (without thinking) did a factory reset of the phone (Settings/Privacy/Factory data reset).
When the phone rebooted, it didn't recognize the SIM card. I almost [email protected]#t bricks. The card wouldn't work in any other phone, but other SIM cards worked fine in the Aria.
The solution was to un-root/reinstall stock at&t Android ROM and take it to the at&t store. They replaced my SIM card.
Click to expand...
Click to collapse
At&t sim worked fine after stock Rom even thought with FR008 Rom , but STC sim didn't work at all , and It was working fine before i Update .
dr.saad said:
At&t sim worked fine after stock Rom even thought with FR008 Rom , but STC sim didn't work at all , and It was working fine before i Update .
Click to expand...
Click to collapse
Did the STC SIM card work in any other phone?
I'm guessing that when you flashed the ROM, it hosed the SIM card.
Please check to see if the STC SIM card works in another unlo.cked phone. If it doesn't then it's been damaged. If it DOES work in another phone, then there's something going on with how your phone is interacting with the network/radio software on the device.
DanGeorges said:
Did the STC SIM card work in any other phone?
I'm guessing that when you flashed the ROM, it hosed the SIM card.
Please check to see if the STC SIM card works in another unlo.cked phone. If it doesn't then it's been damaged. If it DOES work in another phone, then there's something going on with how your phone is interacting with the network/radio software on the device.
Click to expand...
Click to collapse
DAMN
NOOOOO
It's not working NOW in my other phone !!!
what should I DO ???
plz i need help
dr.saad said:
DAMN
NOOOOO
It's not working NOW in my other phone !!!
what should I DO ???
plz i need help
Click to expand...
Click to collapse
It sounds like the SIM card is bad. You should get a replacement.
I'm not an expert on this, and can only suggest. If other cards work in the phone you're probably ok.
Sent from my Liberty using XDA App
DanGeorges said:
It sounds like the SIM card is bad. You should get a replacement.
I'm not an expert on this, and can only suggest. If other cards work in the phone you're probably ok.
Sent from my Liberty using XDA App
Click to expand...
Click to collapse
I just called STC and they said there is a network problem in USA .
IS it possible ??
dr.saad said:
I just called STC and they said there is a network problem in USA .
IS it possible ??
Click to expand...
Click to collapse
What error are you seeing? When I had a problem, the device said there was no SIM card present. It wasn't just "no service."
If an at&t card works on the phone you are fine. You just need to fix carrier issues.
If you want, unroot and load the stock ROM from at&t and try the SIM.
Sent from my Liberty using XDA App
DanGeorges said:
What error are you seeing? When I had a problem, the device said there was no SIM card present. It wasn't just "no service."
If an at&t card works on the phone you are fine. You just need to fix carrier issues.
If you want, unroot and load the stock ROM from at&t and try the SIM.
Sent from my Liberty using XDA App
Click to expand...
Click to collapse
i tried , didn't work
dr.saad said:
i tried , didn't work
Click to expand...
Click to collapse
What didn't work?
I'm trying to help (with my limited knowledge).
It really sounds like the STC card is bad.
When you start the phone, do you see a big picture of a SIM Card displayed? If so, that means one of the following:
There is no card present
There is a card present, but it is inserted incorrectly or not completely in the slot
There is a card present, but it is either deactivated or damaged
If you DON'T see a big picture of a SIM card when the phone starts, then the SIM card is in place and not damaged. You may not have service (there is an "x" on the top left of the signal strength bars). But the card is still good. It's also possible the card is not provisioned for STC. They can re-provision it. Call them and tell them the phone's IMEI number.
I really want to help!
DanGeorges said:
What didn't work?
I'm trying to help (with my limited knowledge).
It really sounds like the STC card is bad.
When you start the phone, do you see a big picture of a SIM Card displayed? If so, that means one of the following:
There is no card present
There is a card present, but it is inserted incorrectly or not completely in the slot
There is a card present, but it is either deactivated or damaged
If you DON'T see a big picture of a SIM card when the phone starts, then the SIM card is in place and not damaged. You may not have service (there is an "x" on the top left of the signal strength bars). But the card is still good. It's also possible the card is not provisioned for STC. They can re-provision it. Call them and tell them the phone's IMEI number.
I really want to help!
Click to expand...
Click to collapse
well , the sim is present b/c I can search the network Manually but when i chose At&t to register with it , it doesn't register with the Networks available . It says' Your Sim Card doesn't Allow Connection to this Network".
thanks
dr.saad said:
well , the sim is present b/c I can search the network Manually but when i chose At&t to register with it , it doesn't register with the Networks available . It says' Your Sim Card doesn't Allow Connection to this Network".
thanks
Click to expand...
Click to collapse
Ok...I think I'm understanding now. I didn't know you searched for networks and got the error message.
The error message "Your Sim Card doesn't Allow Connection to this Network" is a good indicator that the SIM Card is defective.
Try the following. If they don't work, try purchasing a new SIM card.
switch to Airplane mode and back again
go to Settings/Wireless & network/Mobile networks and check "Use only 2G networks."
Go to the dial pad and dial *#*4636#*#* and select Phone Information. Scroll to the end and choose "GSM only" in the drop-down box above "turn off radio"
Go to http://www.amta.org.au/pages/amta/Check.the.Status.of.your.Handset and see if your phone has been reported lost or stolen and re-branded (I'm not sure where you got it, but it doesn't hurt to check).
If all else fails, I suggest getting a new SIM card from STC Mobile. Explain that it just stopped working and you need another one. They may charge you a small fee, but at least the phone will work.
Good luck,
Dan
It's working Now .
thanks

[Q] updated to onyx 6.5

happy days i though as everything seemed to be fine that is until i put in a sim card.
will not connect to network no matter what i try!
DO i have to request settings from the network or should the phone get them when i insert the sim automatically???
thanks
j
johnnyboy4711 said:
happy days i though as everything seemed to be fine that is until i put in a sim card.
will not connect to network no matter what i try!
DO i have to request settings from the network or should the phone get them when i insert the sim automatically???
thanks
j
Click to expand...
Click to collapse
Good morning, johnnyboy4711.
You can try to get the settings going to /Settings/Connections/Connection Setup.
Choose your country and your operator and may be this will help you.
Greetings!
tried reset after your advice
still no radio signal after selecting network,
really confused!!!
Is it just sat at searching?
Interested in this as it relates to something I am looking into.
Can you get the device info as tit asked in your other thread.
Also, can you think/remember what exactly you did on the flash to change rom? And list it in 1.2.3 etc? This may help me figure out where something could haev gone, but I can't promise anything.
Hardware wise, have you dropped it/sat on it in your pocket etc? was all working successfully before hand?
Are you still able to get bluetooth and wifi? Do you know what your original rom was? Do you have a backup you can restore to test if it works again?

[Q] "No Service" Error After 30 Minutes of Switching On the Phone

Hi,
This is my first post in this website. Kindly apologize if I have posted it to the wrong audience. But I could not find a separate forum space for Samsung Galaxy Ace S5830.
My issue is:
I purchased a brand new Samsung Galaxy Ace S5830 on 14-Apr-2011.
I am facing the issue related to the connection to my phone network. After I switch on the phone, I get my mobile network signal for about 30 minutes and after that the "No Service" icon is enabled and there is no signal at all in my phone.
I checked the SIM card on a difference phone and there is abosolutely no issue in getting the network signal.
I tried a different service provider SIM on Samsung Galaxy Ace S5830 and I find there is no issue either.
The problem seems to occur only with my SIM card on this phone. I changed to a new SIM and apparently that also did not solve the issue.
I am also unable to find the "Network Mode" option under the network settings, which I would normally find in other phones.
I tried with the option "Use only 2G network" but that also did not help. I am not using any 3G service at the moment.
I am now stuck in this situation and not able to use my new phone.
I am from Chennai, India and use Vodafine India post paid service.
Hence seeking your kind advice to help me resolve this issue at the earlier.
Thanks and Regards,
Venakatraman R.
Since you just bought the phone few days ago its best to take it back to the place where you brought it from and let them check.
You donot have to worry as you might be covered under warranty.
I would also suggest posting this Q in the question and answer section to gwt more help. This is a SGS II section.
Agreed!
Rather than figuring out whether if its the ROM or doing Resets, it would be best to get it replaced from the dealer.
Hi,
Thanks for the reply.
I will repost this question in the QandA section.
BTW, I replaced the phone and still the same issue. Very weird.
Regards,
Venkat R.
venkatraman_r said:
Hi,
Thanks for the reply.
I will repost this question in the QandA section.
BTW, I replaced the phone and still the same issue. Very weird.
Regards,
Venkat R.
Click to expand...
Click to collapse
I think then its a bad sim card. Just taking a guess since u replaced the phone.
Or there might be some setting for it.
I think you might not be getting good signal or no signal so the phone gets reboot everytime.
Again just taking a guess.
Would suggest to take it to.dealer n show the problem.
rons_sacramental said:
I think then its a bad sim card. Just taking a guess since u replaced the phone.
Or there might be some setting for it.
I think you might not be getting good signal or no signal so the phone gets reboot everytime.
Again just taking a guess.
Would suggest to take it to.dealer n show the problem.
Click to expand...
Click to collapse
Well...I tried the SIM card on other phones and it worked fine. Waiting from Samsung to get some info on this now.

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