910F Network Problems - Galaxy Note 4 Q&A, Help & Troubleshooting

Hello, since a few days my Note 4 has the problem that it looses connection. WiFi works perfect but mobile data and normal signal are gone at least once a day and the only thing that helps is to reboot the phone.
Is this an OS failure or a modem failure? If its a modem failure where can I get a new one for austria?
Thanks for the help.
Edit:
Tried some modems from here for the 910F and now its totaly broken. I have no signal at all, Baseband Unknown and when I turn on Mobile data it says that i have to insert a Sim Card and its restarting a few minutes after its turned on.
Edit 2:
Flashed an update from my operator and its working again, but on the downside I have the operator**** back on my phone again.

Okay it didn't help. Its loosing signsl again and can't reconnect it also has mocrofreezes now.
Is there really no one that can help?

Related

[Q] i9505 LTE modem flash issue

Hi all,
I've had my phone locked on Tele2 (CRO) network which I needed to unlock to be able to use T-mobile SIM. I've used Odin 3.04 and followed the instructions to update modem to I9505XXUFNB9. I've managed to unlock the network this way and use my new SIM but the connection (both phone and mobile data) kept switching on and off constantly.
After that I've tried another firmware, namely I9505XXUFNDG for T-mobile but the problem now is that mobile is almost always off with no possiblity to connect and WiFi is blocked completely (security notification "Your device's security has blocked an action").
Basebands registered properly after every flash.
Phone is not rooted and me not being a power user would just love it to work as it was intended to
Followed the guide, all firmwares downloaded from here
Appreciate any help.
Might be onto something. After reading through this post seems I need to apply WiFi fix but I cannot tell which one to use for my phone (I9505XXUFNDG) as it's not posted. Kernel version 3.4.0-481100.
I've tried I9505_WiFi_FIX_MDM.tar and I9505_WiFi_FIX_MDF.tar but they just messed up the phone completely.
Thx a lot.
impaelas said:
Might be onto something. After reading through this post seems I need to apply WiFi fix but I cannot tell which one to use for my phone (I9505XXUFNDG) as it's not posted. Kernel version 3.4.0-481100.
I've tried I9505_WiFi_FIX_MDM.tar and I9505_WiFi_FIX_MDF.tar but they just messed up the phone completely.
Thx a lot.
Click to expand...
Click to collapse
Hi ,
you should flash the fix for the modem you have installed , try following:
Flash another modem from the list there
Now flash the modem wifi fix for that modem
If still in trouble re flash stock and start all over again.....
MAX 404 said:
Hi ,
you should flash the fix for the modem you have installed , try following:
Flash another modem from the list there
Now flash the modem wifi fix for that modem
If still in trouble re flash stock and start all over again.....
Click to expand...
Click to collapse
Thx, did just that and now it works properly.
Much obliged.
a problem started to show recently; when i select LTE/WCDMA/GSM for auto connect network mode when the mode switches due to signal availability it doesn't get reconnected. i.e. while under LTE it works fine but if i move and get out of reach it should automatically switch to slower network which it doesn't. this works fine if i select WCDMA/GSM then the switches are fine but LTE is not available under this.
one more thing i noticed since i'+ve flashed the phone is that the upper part of the phone gets very very hot (a lot more than before). since the flash i've also had to replace a microSD card which died within weeks (not necessarily connected but worth noting).
any suggestions welcome.
Android: 4.4.2
Baseband: I9505XXUFNB9
Kernel: 3.4.0-481100

[Q] Bluetooth Bricked/Dead ?

Hi,
So my father had his S4 (9505) about 4 months. But as of today the bluetooth wont turn on. The cool thing is WIFI works (!) as normal.
I tried :
install custom recovery and wipe everything
flash newest rom (even with PIT-file)
flash new modem and nonhlos.bin
opened the device to clean antenna
nothing help....only wifi and normal network 3g/4g still work as normal....
I knew there was once a fix to disable/enable LTE in /data/property/..... maybe there is the same for bluetooth?
is it possible to log this error anyhow ? if yes please tell me how /what program....
Bump

Losing Signal Every Few Minutes

After a year on my iPhone 5, I've decided to switch back to my Note 3. However, as the title states, I've been losing signal every few minutes even in areas with good signal. Each of the signal blackouts last for about a minute. Furthermore, I have really low signal on the Note 3 (0-1 bars out of 5 when my iPhone has 2-3 bars out of 5).
EDIT: New symptom. If I try to make a call, it says dialing but there is no dial tone and a few seconds I get no service.
I have tried the following fixes:
Checking the SIM card. - It is not a problem with the SIM card because my iPhone 5 does not have this problem when I inserted the SIM into it. I also tested the device with multiple SIM cards, all with the same problem.
Factory Reset/Wipe and Cache Wipe in Recovery Mode
Updating - There were no updates
Turning the radio signal off then rebooting
Flashed stock firmware
Flashing custom ROMs such as Resurrection Remix and Cyanogenmod 12.1
Flashing other modems
Unfortunately, none of the above fixes worked for me and I suspect it could be a problem with the hardware. However, the phone has been untouched for a year and I did not have this problem when I was using it before. The reason I switched from my Note 3 back to my iPhone 5 was because of the bad signal issue.
Any help would be greatly appreciated!
Phone Information:
Device: Samsung Galaxy Note 3
Model Number: SM-N9005
Android Version: 5.0
Baseband Version: N9005ZSUGOL1
Flash stock rom for your region/network if that fails its hardware most likely the connector .
First: Does turning Airplane mode on then off restore signal?
Next, check in Developer section and click ON [Mobile Data always on] then restart.
JJEgan said:
Flash stock rom for your region/network if that fails its hardware most likely the connector .
Click to expand...
Click to collapse
Forgot to say I tried that yesterday. Unfortunately it did not work.
Journyman16 said:
First: Does turning Airplane mode on then off restore signal?
Next, check in Developer section and click ON [Mobile Data always on] then restart.
Click to expand...
Click to collapse
Turning Airplane Mode on and off does not restore signal immediately. I get no service until nearly a minute later. Furthermore, I can't seem to find that option in "Developer Options".

No signal after reboot

Hi, I hope there s a hope..)
I got a s4 and the moment I put in the sim card I noticed that it took max 5 min to get the network working. I thought it s not a big deal. Then the wifi was not working with stock and I rooted the phone and started playing with different ROMs. Every time I did a reboot it would take up to 5 min to get the signal, doesn't matter what ROM. 2 days I did a reboot(not the first one on cm12 with alucard kernel) and the phone couldn't get the signal, not after 5 min, not after 3 h. I put the sim in other phones and it worked, I put other sims in my s4 and it worked. When I put my sim in my phone after it had been in another phone it connects right from the start but after 2 min the signal disappears. I changed ROMs, flashed the same ROM, and cm13 and again and no luck. Now the sim is on Huawei p1 and when I get the notification tray down on the bottom it is written 25905 instead for the name of the mobile operator, which is strange. Is there a way to fix this?
Thank you!
Have you considered getting your SIM card replaced?
The carrier should do it for free.
I replaced it before buying the s4. And it also works on other phones.
OP, did U try to flash another MODEM for Ur device? Not some custom ROM, but MODEM? A have some signal troubles, but reflashing MODEM (lastest version for KK) via ODIN fix the problem.
U can find MODEMs and BLs here.
This thread should be in the Q and A section...
I just did and it doesn't work. I went today to their office and got a new sim and it didn't work either. Tried another sim from the same company and it didn't work either. I have no idea what's wrong...((

Broken K920 Air China

Hello,
I had CN ROM version with Kit Kat. Everything worked fine but one day I lose sim cards. I mean sim cards weren't detected and WiFi was 'Switching On' I mean flashing. Phone is constantly restarting by itself. I've done several factory resets, take out the battery and flashed phone with ROW ROOM (I've change the NON-HLOS file to get network) but nothing helped. Flashing went ok and I've got new ROM.
Phone is restarting after few minutes. I can not switch on WiFi and sim cards are not detected. Do you have any solution for that?
Thank you!

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