My friends One cant make calls anymore? - ONE Q&A, Help & Troubleshooting

So me and my friend swapped our Ones because mine had a broken aux port and his was fine, but his casing is pretty battered. So my phone which is now his, its been fine for a few weeks but a few days ago, the network has been playing up. He cannot make calls, but can send texts. But, in network settings, no networks appear when you go to select one. The APN settings are correct, signal is a bit hit and miss, sometimes its there, and sometimes its there but cannot connect to the internet. WiFi works fine. I also tried swapping SIM cards and the same issues were happening with my SIM or his SIM.
It was running Sultan's CM13 ROM with the "firmware_fixed" firmware/radio. I thought maybe something had gone wrong so I then flashed Sultan's Lineage OS and it is still having the same problems. I've tried a full wipe and factory reset, no luck.
Does anyone have any suggestions on how to fix it? or could it be a hardware issue?
Thanks,
donk165

donk165 said:
So me and my friend swapped our Ones because mine had a broken aux port and his was fine, but his casing is pretty battered. So my phone which is now his, its been fine for a few weeks but a few days ago, the network has been playing up. He cannot make calls, but can send texts. But, in network settings, no networks appear when you go to select one. The APN settings are correct, signal is a bit hit and miss, sometimes its there, and sometimes its there but cannot connect to the internet. WiFi works fine. I also tried swapping SIM cards and the same issues were happening with my SIM or his SIM.
It was running Sultan's CM13 ROM with the "firmware_fixed" firmware/radio. I thought maybe something had gone wrong so I then flashed Sultan's Lineage OS and it is still having the same problems. I've tried a full wipe and factory reset, no luck.
Does anyone have any suggestions on how to fix it? or could it be a hardware issue?
Thanks,
donk165
Click to expand...
Click to collapse
Try flashing other firmwares as well.

Mr.Ak said:
Try flashing other firmwares as well.
Click to expand...
Click to collapse
I've tried flashing the idprophecy's c1_11_00006 firmware , the stock 0241 modem and also the firmware_fixed one. All of them are doing the same thing, the main issue is that I get an error while searching for networks. I can call my network operator's topup number but people cannot call me, it either cannot connect or goes to voicemail.

donk165 said:
I've tried flashing the idprophecy's c1_11_00006 firmware , the stock 0241 modem and also the firmware_fixed one. All of them are doing the same thing, the main issue is that I get an error while searching for networks. I can call my network operator's topup number but people cannot call me, it either cannot connect or goes to voicemail.
Click to expand...
Click to collapse
Are you using the same carrier as your frand does?

Mr.Ak said:
Are you using the same carrier as your frand does?
Click to expand...
Click to collapse
My friend is on EE and I am on Three. Both are different networks, and with both sims, it does the same thing, It cannot find the network. I have tried both sims in the other OnePlus One and it detects the networks with no problem.
I guess the next step would be going back to full stock and see if that works. If that is a no go, I can only assume its a hardware issue

Hi again,
I have tried again to fix this phone but I think I have exhausted all software options. I fastboot flashed all the original stock files, completely went back to stock ROM and the same issues are there. It gets signal, and it says that mobile data is working, but doesn't actually connect if i open the play store etc. I managed to get a call to work for about 5 minutes before the call ended on this phone, but was still going on the other phone which called it. It does allow calls sometimes but they drop out, other times it wont dial at all.
At this point, I can only assume there is some antenna damage or something similar? I did a quick google and worked out that the antenna is on the daughter board on the bottom of the phone, and there is also an antenna wire also. Would it be worth it to buy these replacement parts and see if this would fix the issue?
Thanks

donk165 said:
At this point, I can only assume there is some antenna damage or something similar? I did a quick google and worked out that the antenna is on the daughter board on the bottom of the phone, and there is also an antenna wire also. Would it be worth it to buy these replacement parts and see if this would fix the issue?
Thanks
Click to expand...
Click to collapse
You only need the network antenna,I suppose,but is there any recent activity that could damage hardware in your device?

Mr.Ak said:
You only need the network antenna,I suppose,but is there any recent activity that could damage hardware in your device?
Click to expand...
Click to collapse
Its my friends phone now, we traded. And he said he hasn't dropped it or anything like that. But judging how battered the phone is that he traded me, he might have damaged it and not realized. It had been working fine for me in the 2+ years I had the phone. And after the trade, the phone worked fine for him for a few weeks. Its very weird. I've tried my SIM and his SIM in the phone, both sims work fine in my phone but not his.

donk165 said:
Its my friends phone now, we traded. And he said he hasn't dropped it or anything like that. But judging how battered the phone is that he traded me, he might have damaged it and not realized. It had been working fine for me in the 2+ years I had the phone. And after the trade, the phone worked fine for him for a few weeks. Its very weird. I've tried my SIM and his SIM in the phone, both sims work fine in my phone but not his.
Click to expand...
Click to collapse
I see,so if you believe that there could be a hardware damage,you can go with the network antenna and see if it fares.

Related

Nexus 5 - No service....help please

Ok this is a weird one.
Phone was working ok yesterday throughout the day. In the evening I noticed I had no signal so I rebooted the phone but still nothing.
Checked my operators (O2) website and it said there was a fault with my local mast. Ok I thought...should be ok tomorrow.
Woke up in the morning, still no signal. Mast still showing a fault. So I travelled to work 6 miles away, but still nothing. My local mast in now working again, as is the one near my work, but still can't get any service.
Factory reset to no avail. Tried another sim card of a friends in my phone but still nothing. If I try to search operators it brings back the usual UK list, but if I try to register on the network I get 'Currently unavailable. Please try again later' (or words to that affect).
Im starting to think it's the radio in my phone. It's just strange that it coincided with the fault on my local mast.
I also have the issue that I slightly cracked my screen about 2 month ago, so now I apparently have voided the warranty on the phone despite it being less than 6 months old.
Anyone have any suggestions? Or is my phone screwed?
N.B. I should probably add that I am on OTA Android 5.0, have been for a few weeks now....and my sim card works ok in another phone.
BurnCK said:
Anyone have any suggestions? Or is my phone screwed?
Click to expand...
Click to collapse
Have you tried reflashing a radio .img using fastboot while in the bootloader? Or maybe the cell tower is still having issues.
BurnCK said:
I also have the issue that I slightly cracked my screen about 2 month ago, so now I apparently have voided the warranty on the phone despite it being less than 6 months old.
Click to expand...
Click to collapse
The warranty doesn't cover non-manufacturing defects. I don't think they'll replace it under warranty if its physical damage/wear and tear that didn't occur during the manufacturing process.
Also, Google's "policy" of a one-time replacement of a cracked screen for US customers is NOT part of any sort of warranty, more of a "why not since we have so many spares from people RMAing because of silly things like speaker hole size, light bleed and loose power buttons". Google has the right to refuse if they don't feel like it regarding this "policy".
Do I have to have rooted to reflash the radio ?
The mast isn't having issues anymore according to my operator, but I'm in a different location now anyway so am on a different mast.
Unfortunately I'm in the UK so don't qualify for the cracked screen replacement as I looked at that option when I first did it.
Does the fact that I can see the list of mobile networks in settings mean I don't have a hardware fault with the radio / modem?
1 more thing I have just noticed. I was going to check my IMEI to see if it was somehow blocked. However, when I go into Settings > About Phone > Status, the IMEI shows as 0.
When I dial *#06# the IMEI also shows as 0.
I'm guessing that's not right and it's the reason I can't connect to any network ?
BurnCK said:
Do I have to have rooted to reflash the radio ?
Click to expand...
Click to collapse
Only an unlocked bootloader.
BurnCK said:
1 more thing I have just noticed. I was going to check my IMEI to see if it was somehow blocked. However, when I go into Settings > About Phone > Status, the IMEI shows as 0.
When I dial *#06# the IMEI also shows as 0.
I'm guessing that's not right and it's the reason I can't connect to any network ?
Click to expand...
Click to collapse
That's probably your issue.
Flash a radio and cache.img from factory images.
If that doesn't work and you don't have an EFS backup then there's not much you can do.
Lethargy said:
Only an unlocked bootloader.
That's probably your issue.
Flash a radio and cache.img from factory images.
If that doesn't work and you don't have an EFS backup then there's not much you can do.
Click to expand...
Click to collapse
Thanks. Not sure how my phone can just lose it's IMEI. Especially as I haven't rooted / unlocked bootloader, etc.
BurnCK said:
Thanks. Not sure how my phone can just lose it's IMEI. Especially as I haven't rooted / unlocked bootloader, etc.
Click to expand...
Click to collapse
It's happened a couple times to people, mostly with cache derps. Either that, or they restored an EFS backup from a device with a different IMEI (which damages it permanently unless you had an EFS backup of the intended IMEI), flashed something not meant for their device, or something else that damages it.
I have a similar problem. No service, sort of stuck in airplane mode. Radio is off and I can't turn it on. It all started after I upgraded to 5.1.
I've tried downgrading to 4.4.4, cm11, flashed different radios etc... I do see IMEI though but my radio is unresponsive. When I manually try to save APN settings nothing happens, they don't get saved.
TdotNex said:
I have a similar problem. No service, sort of stuck in airplane mode. Radio is off and I can't turn it on. It all started after I upgraded to 5.1.
I've tried downgrading to 4.4.4, cm11, flashed different radios etc... I do see IMEI though but my radio is unresponsive. When I manually try to save APN settings nothing happens, they don't get saved.
Click to expand...
Click to collapse
I had the same issue as the OP - a tower was down in my area, and even after it was restored my phone got stuck with no mobile date service (although the odd thing is, voice and texts worked fine, just not mobile internet).
A factory reset was the only thing that fixed it.

[Q] Suddenly phone has lost complete mobile network

Hello there,
Guys really need your help. This is for my friend's phone;
Since last evening, his One has lost complete mobile connectivity. He says he didn't do anything out of the ordinary, nor did he drop the phone or anything.
Absolutely no network even after countless reboots. Once or twice the phone caught some network but only for a few minutes. Tried different SIM cards too. He had been using this phone flawlessly for 3 months, until yesterday.
He is an amateur at playing around with the phone, so I rooted the phone and installed a Lollipop based custom ROM hoping that would solve the issue, but no luck. Even reverted completely back to CM11 (44S) and then did a factory reset, still no coverage.
The phone is connecting to WiFi and seems to have no other issue at all. Only connecting to mobile network is the problem.
What do you guys think? What should I try to do now? Has anyone else encountered this issue, how did you fix it? I read a lot of posts here and on OnePlus Forums but haven't found an answer to this specific problem yet.
Edit-
I did try setting the correct APN, no luck
I have the same problem! I have tried everything: other modems, full wipes, back to 100% stock. The customer service keeps telling me to look at my APN settings...
Sometimes the phone is also stuck in airplane mode after rebooting.
AndrewNL said:
I have the same problem! I have tried everything: other modems, full wipes, back to 100% stock. The customer service keeps telling me to look at my APN settings...
Sometimes the phone is also stuck in airplane mode after rebooting.
Click to expand...
Click to collapse
Same here, I tried flashing a modem as well.
You can dial *#06# and see if your IMEI is visible, few users have suddenly lost it and hence no signal. For me the IMEI is present, still no signal
I had a similar issue yesterday after flashing CM12.1. Mobile data would completely cut out with no signal. I found if it toggled mobile data off and back on in settings it fixed it for the time being.
remove sim
AndrewNL said:
I have the same problem! I have tried everything: other modems, full wipes, back to 100% stock. The customer service keeps telling me to look at my APN settings...
Sometimes the phone is also stuck in airplane mode after rebooting.
Click to expand...
Click to collapse
Power off the phone, take your sim out and restart the phone without it, then power off the phone, insert the sim, and restart it with the sim in.
Or see if you can't borrow a friend's sim from another carrier.
Worth a shot.
pbergonzi said:
Power off the phone, take your sim out and restart the phone without it, then power off the phone, insert the sim, and restart it with the sim in.
Or see if you can't borrow a friend's sim from another carrier.
Worth a shot.
Click to expand...
Click to collapse
I tried this multiple times, just tried it again but no luck. All other SIM cards don't work, even from different carriers (tried 3).
Also my APN settings sometimes show and sometimes they don't. When I try to save new ones, they don't show up.
My IMEI and baseband are visible and have not changed.
you've been trying
AndrewNL said:
I tried this multiple times, just tried it again but no luck. All other SIM cards don't work, even from different carriers (tried 3).
Also my APN settings sometimes show and sometimes they don't. When I try to save new ones, they don't show up.
My IMEI and baseband are visible and have not changed.
Click to expand...
Click to collapse
It might be worth it to wipe all the partitions individually from recovery, however first browse the forums to make sure you can do some sort of unbrick or restore the phone if it blows.
There may be data that is not being erased with lesser formats or factory reset. There were things stuck with my phone and it didn't resolve until I formatted all the partitions--except system, I think--after which it worked properly.
Do not just leap blindly in though, so you can be sure to get back out if stuck.
See #9 and #10 here:
http://forum.xda-developers.com/oneplus-one/general/guides-bacon-timmaaas-how-to-guides-t2839471
Good luck.
You guys would be glad to know that the phone sprang back to life on it's own
Hadn't used it for about 2 days and was ready to take it to the service centre, thought I'd give it one last try, inserted SIM and voila. Full network and working smoothly since.

No service

I was abroad for some days, and I was able to use the sim card, when I came back to the origin, the local sim cards aren't able to connect to it's tower, I've tried different sims and even those sims aren't able to connect. But if I use those sims in other phone they are working.
I have tried formatting my phone but even that didn't help.
I use a HTC Desire Eye, Custom rom (S-ROM).
Please help.
Boysrockin said:
I was abroad for some days, and I was able to use the sim card, when I came back to the origin, the local sim cards aren't able to connect to it's tower, I've tried different sims and even those sims aren't able to connect. But if I use those sims in other phone they are working.
I have tried formatting my phone but even that didn't help.
I use a HTC Desire Eye, Custom rom (S-ROM).
Please help.
Click to expand...
Click to collapse
did you contact the local carrier company?, maybe it has something to do with global roaming..
MigoMujahid said:
did you contact the local carrier company?, maybe it has something to do with global roaming..
Click to expand...
Click to collapse
Finally got the password for this account, and yes i contacted the carrier, they told it's fine on their end.
One thing I noticed is that, I just tried something today. When the range was full (5 bars) my net was working. When it went to 4 bars (it was still working) and on 3 bars (there were some problems like the net became slow) and then on 2 bars the net was slow as hell. And I won't get one bar, directly it'll show as no service.
Aaand When I manually search for towers, I can't find any 2G/3G towers. I can see only 4G towers.
Do you think it's a problem of antenna? Or the radio.img got corrupted?
FsGraphy said:
Finally got the password for this account, and yes i contacted the carrier, they told it's fine on their end.
One thing I noticed is that, I just tried something today. When the range was full (5 bars) my net was working. When it went to 4 bars (it was still working) and on 3 bars (there were some problems like the net became slow) and then on 2 bars the net was slow as hell. And I won't get one bar, directly it'll show as no service.
Aaand When I manually search for towers, I can't find any 2G/3G towers. I can see only 4G towers.
Do you think it's a problem of antenna? Or the radio.img got corrupted?
Click to expand...
Click to collapse
it could be a hardware issue, you appearently did nothing that could cause the modem to corrupt.
MigoMujahid said:
it could be a hardware issue, you appearently did nothing that could cause the modem to corrupt.
Click to expand...
Click to collapse
Hardware issue? Antenna problem? SIM integrated circuit?
FsGraphy said:
Hardware issue? Antenna problem? SIM integrated circuit?
Click to expand...
Click to collapse
I'm not a specialist in hardware so i can't tell, you need to get it to expert.
MigoMujahid said:
I'm not a specialist in hardware so i can't tell, you need to get it to expert.
Click to expand...
Click to collapse
I took it to a local shop, and the person there told it's an antenna problem.
FsGraphy said:
I took it to a local shop, and the person there told it's an antenna problem.
Click to expand...
Click to collapse
he knows what he is doing, so be should be right....
MigoMujahid said:
he knows what he is doing, so be should be right....
Click to expand...
Click to collapse
Just thought I'd comment, I bought a WiFi dongle and apparently even my carrier problem has been fixed, don't know how, or is it just temporarily, but it seems fixed.
I even get 1 bar now. Just need to try to see whether my net works or not with 1 bar.

Mobile data stopped working, APN is correct.

So just randomly yesterday the mobile data on my Honor 6x just cut out. I am just getting the service signal bars, no 3G, 4G icon. I've tried resetting APN and formatting the phone back to original spec, but I still have the same problem. I also ejected the SIM and reset it just for a shot, but nothing.
I am using a T-Mobile MVNO called TAG Mobile if it makes a difference. I can make calls and text fine, and wifi works as well. Just the mobile data acts like I have it turned off. I've checked to make sure all toggles are switched on for 4G but to no avail.
Oh and I am running Nougat 7.0 emui 5. I've been using it for a couple months with no issues till now.
Can you try another SIM card?! Just to know if the issue is from the phone
I don't have one available right now, but I will try to get a replacement SIM sent out to me. I don't really have anybody near that would let me borrow their SIM either.
Ok, once you do it, let me know the results
Weird, the network came back up randomly. Didn't even need to try a different SIM card. Thanks
ForumSn0w said:
Weird, the network came back up randomly. Didn't even need to try a different SIM card. Thanks
Click to expand...
Click to collapse
That's wonderful, enjoy

Weird network problem - signal drops

Hi everyone,
has any of you ever had network problems, as can be seen in the video?
For a few days now both network connections have been breaking down when I try to make a call. But that doesn't always happen. Sometimes I can make 10 calls in a row and everything is fine, and sometimes nothing works. It doesn't matter which SIM I use to make the call. The problem occurs with both cards. If that happens, then either directly when dialing a number, or immediately after hanging up.
I've never seen anything like this. And I wonder if it's the software, the SIM tray, one of the cards or the network operator itself.
Can anybody please help me? This is quite annoying.
PS: Sorry for the German settings. „Keine SIM-Karte“ = No SIM card // „Dienst nicht verfügbar“ = no service
Clear sim tool kit data
Network reset
Clear system cache
Make sure the access point names are correct
blackhawk said:
Clear sim tool kit data
Network reset
Clear system cache
Make sure the access point names are correct
Click to expand...
Click to collapse
Thanks for the advice, but this didn't help.
I did these 4 steps, but the first time I tried to call, both connections dropped again. Can there be a hardware problem at all? Looks more like a software issue, doesn't it?
mathias.ngr said:
Thanks for the advice, but this didn't help.
I did these 4 steps, but the first time I tried to call, both connections dropped again. Can there be a hardware problem at all? Looks more like a software issue, doesn't it?
Click to expand...
Click to collapse
The sim card, the usual hardware suspect...
They can be damaged by ESD; handled like a stick of ram.
ESD may not manifest itself for weeks, months even years. Insults are cumulative.
It's not expensive but it is a pain, try to not damage it as it left the plant A-OK.
Just like ram sticks poor handling is the cause of almost all sim card failures.
blackhawk said:
The sim card, the usual hardware suspect...
They can be damaged by ESD; handled like a stick of ram.
ESD may not manifest itself for weeks, months even years. Insults are cumulative.
It's not expensive but it is a pain, try to not damage it as it left the plant A-OK.
Just like ram sticks poor handling is the cause of almost all sim card failures.
Click to expand...
Click to collapse
So, am I getting you right? I just go to the store and have the SIM card replaced and everything should work again?
I've tried a few things now. If I set SIM 2 to GSM, everything is fine. The connection doesn't break. I believe it is the 3G connection. And that's why these crashes could occur when I make calls. SIM 2 doesn't support VoLTE, so it switches to 3G.
EDIT: I've tried different things now. I swapped SIM 1 and 2 back and forth. I also used my two SIM cards alternately with a third SIM card. The problem persists. Could a hard reset help or should I send the device for repairs straight away?
Same problem here. Setting sim 1 to GSM only, and sim2 to LTE fixed my problem for a while. This has something to do with dual sim handling.
jerrydrake said:
Same problem here. Setting sim 1 to GSM only, and sim2 to LTE fixed my problem for a while. This has something to do with dual sim handling.
Click to expand...
Click to collapse
This is soooo anoying. Have you had this problem for a long time or did it only come recently? Could this have something to do with a recent update?
I bought the phone a month ago, and while I was setting it up it received 5 updates including android 11. So I have no experience prior to Android 11.
jerrydrake said:
I bought the phone a month ago, and while I was setting it up it received 5 updates including android 11. So I have no experience prior to Android 11.
Click to expand...
Click to collapse
Damn, same here.
Have you tried cleaning the sim cards with rubbing alcohol?
Then put them back without touching the metal contacts.
Didgesteve said:
Have you tried cleaning the sim cards with rubbing alcohol?
Then put them back without touching the metal contacts.
Click to expand...
Click to collapse
No, I don't see any point in doing that. I swapped the SIM cards and even tried other cards and the problem was still there. If something had to be cleaned, it would be the SIM tray. But as already written, there are no disconnections when a SIM is operated in 2G. I think that rather means that it is a software problem.
jerrydrake said:
I bought the phone a month ago, and while I was setting it up it received 5 updates including android 11. So I have no experience prior to Android 11.
Click to expand...
Click to collapse
I have this same problem with phone dropping off the network. For me it started after the first Android 11 update. I have full signal levels at home but if I try to make a call signal level for both sim cards drops and I get a message that mobile network is not available. Doesn't happen always but pretty often.
I'm pretty sure it has something to do with how the phone handles dual-sim operations...
Juu_5o said:
I have this same problem with phone dropping off the network. For me it started after the first Android 11 update. I have full signal levels at home but if I try to make a call signal level for both sim cards drops and I get a message that mobile network is not available. Doesn't happen always but pretty often.
I'm pretty sure it has something to do with how the phone handles dual-sim operations...
Click to expand...
Click to collapse
I am glad, I am not the only one, who is facing this problem. I already thought, I have to send my phone back. So, we have to wait for a fix.
Must be patient. There is also bluetooth problem(disconnecting from devices). It looks like they were too fast with android 11.
Since the last update(.159), i also have the drop out problem. Starting to feel sorry for buying it...
So, let's hope the new .222 update, which has just arrived, will fix this.
EDIT: no, it doesn't.
mathias.ngr said:
So, let's hope the new .222 update, which has just arrived, will fix this.
EDIT: no, it doesn't.
Click to expand...
Click to collapse
Yeah, I even had to restart after the update, in order for the second SIM to become active...
Edit - and the problem is even worse. Almost after every incoming call I lose signal to both sims...
Edit II - I wanted to try to switch sim 2 to gsm only network, and noticed that there's 5G available for it too, after the update. Before that there wasn't such an option....
bo6o said:
Yeah, I even had to restart after the update, in order for the second SIM to become active...
Edit - and the problem is even worse. Almost after every incoming call I lose signal to both sims...
Edit II - I wanted to try to switch sim 2 to gsm only network, and noticed that there's 5G available for it too, after the update. Before that there wasn't such an option....
Click to expand...
Click to collapse
Since I use the second SIM only for business calls, I have already set it to GSM only. Today I noticed that I still have outages. So apparently to force 2G is no longer of any use. :/
About 5G: It has been active on my device since I got it. Perhaps there was an update on this from your carrier.
bo6o said:
Since the last update(.159), i also have the drop out problem. Starting to feel sorry for buying it...
Click to expand...
Click to collapse
same here and the problem is very annoying cause my everyday job is in a car. is 100% software problem. 650€ for a phone you can't use it as a phone.
Hi, I don't have signal drop but yes the WiFi drip in my room, I had a xz premium and never happened on it

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