the signal changed strange - Hero CDMA General

I bought a sprint hero yesterday. I am in Shanghai ,China . I use the original system is normal . The signal of phone and mobile network was normal. After I flash a ZH-CN rom , the signal had changed strange . When the phone standby , the signal display 50% . The phone call and short message can't be received . When I maked a out-going call , the signal display full. At this time , the short message can be received . But the mobile network is normal . I can update the weather . I had changed the rom and radio time after time . Now , the rom I used is DarchLegend v4.3.1 . But the problem is still present. At last I used RUU_Hero_C_Sprint_1.56.651.2_signed_release.exe , but it displayed error 170. What can I do??

So wait, what the heck is a ZH-CN Rom??

Are you talking about the signal bars only showing 50% signal?

VinceOB said:
So wait, what the heck is a ZH-CN Rom??
Click to expand...
Click to collapse
my exact thought... what kinda rom did you flash to the phone?

Tikerz said:
Are you talking about the signal bars only showing 50% signal?
Click to expand...
Click to collapse
yeah. When I made a out-going call , the signal showed 100% . When the phone is standby, the signal showed 50%.
VinceOB said:
So wait, what the heck is a ZH-CN Rom??
Click to expand...
Click to collapse
A ZH-CN rom means the rom language is simplified Chinese . Because the original rom can't send simplified Chinese short message . So I flash a ZH-CN rom .

could it be a PRI issue maybe? Did you nandroid before flashing anything, and still have access to the original rom nandroid?

If it went down when you made the phone call chances are 1x signal was lower than EVDO signal, phone changes to 1x durring a call...but then again I thought China was on GSM...which uses the same connection for voice and data...I think. I really need to read up more on this stuff.

Kcarpenter said:
If it went down when you made the phone call chances are 1x signal was lower than EVDO signal, phone changes to 1x durring a call...but then again I thought China was on GSM...which uses the same connection for voice and data...I think. I really need to read up more on this stuff.
Click to expand...
Click to collapse
The signal I used is China Telecom. China Telecom is the only CDMA communication company of China . The signal is 1x and EVDO . I used the original rom was normal.
danaff37 said:
could it be a PRI issue maybe? Did you nandroid before flashing anything, and still have access to the original rom nandroid?
Click to expand...
Click to collapse
I used the original rom was normal. The version of PRI didn't change. I cant access to the original rom .

Related

Mobile Reception Inconsistant after hard flash!!!

After doing a Hard Flash for the first time from 1.43 to 148 and rebooting my HD2. Within several minutes my reception speed would change from 3G to GPRS and back again while on the go, this has never happen before and was wondering is there a way to have consistent 3G speed/reception or was there a fault during my flash?
Any suggestions or help would most helpful.
HD2 on T-Mobile UK.
umbrellaman08 said:
After doing a Hard Flash for the first time from 1.43 to 148 and rebooting my HD2. Within several minutes my reception speed would change from 3G to GPRS and back again while on the go, this has never happen before and was wondering is there a way to have consistent 3G speed/reception or was there a fault during my flash?
Any suggestions or help would most helpful.
HD2 on T-Mobile UK.
Click to expand...
Click to collapse
Did you flash with SSPL / Gold card or with the HDSPL in-tacked?
EITHER WAY:
Press Phone Key>Options>GSM/UMTS Services:
Here select Band....then, "Get Settings"
The first tab should say GSM. Drop down menu option you want is WCDMA. This will force 3G all the time. However I don't recommend this setting as this will consume more battery.
Leaving it in 2G saves more battery and voice quality doesn't change....
hi,
maybe you flashed the radio part of the rom also, when you flash from 1.43 to 1.48?. im not sure, but you should check out this htc update, and try it. its a replacement for the radio portion of your rom only, and maybe fixing your problems. my singnal strengh has stoped to swing between full and no bars, and i have full bars most of the time, with this update.
regards mad.
madbird said:
hi,
maybe you flashed the radio part of the rom also, when you flash from 1.43 to 1.48?. im not sure, but you should read here about this htc update a try. its a replacement for the radio portin of your rom only, and maybe fixing your problems.
regards mad.
Click to expand...
Click to collapse
Stock Roms include the Radio so if there was a change between one stock and the other then a change will occur...
There is nothing wrong with the radio band switching automatically though so unless you have bad reception, everything should be fine.
band27 said:
EITHER WAY:
Press Phone Key>Options>GSM/UMTS Services:
Here select Band....then, "Get Settings"
The first tab should say GSM. Drop down menu option you want is WCDMA. This will force 3G all the time. However I don't recommend this setting as this will consume more battery.
Leaving it in 2G saves more battery and voice quality doesn't change....
Click to expand...
Click to collapse
You're a star, it works now plus it has enabled some app's that wasn't connecting before like the twitter app. Many thanks for your help guys!
umbrellaman08 said:
You're a star, it works now plus it has enabled some app's that wasn't connecting before like the twitter app. Many thanks for your help guys!
Click to expand...
Click to collapse
You are so welcome, glad to know I could help..
band27 said:
Stock Roms include the Radio so if there was a change between one stock and the other then a change will occur...
There is nothing wrong with the radio band switching automatically though so unless you have bad reception, everything should be fine.
Click to expand...
Click to collapse
ah ok so im in 'the wrong film' . and again i learnd somthing from this great forum.
mad

ok. i know its not right to post it here. but please someone help ?

ok i seriously need some help. MODs please delete this if you feel like it. but i really want to know the answer for this since i posted it in the OT but no one replied.
my problem is signal issue with the EVO roms. specially from Mdeejay EVO roms
i downloaded the cayanogen rom and i have no problem with the signal " specially if i use it in 2G connection. its almost all the time full bars. while on 3g it sometimes varies between 2, 3 or full.
however, with Mdeejay eVo Sense v. 1.6 Revolution" and the other "warm evo" rom the he made. i do have the signal problem .
it sometimes show to me no bars at all just dots. even tho, if i call, or someone call, it goes through ...i think lol
it keeps on playing with the bars.
whats up with that? i am using a Tmobile version of the phone. " no i am not in US but i wanted extra ram/rom
i have been told that the HD Euro version has better signal. is that bs ?
anyway please please please someone help me with my question about the signal. its killing me. i love this rom so much i want to keep it. even the wallpapers are ****ing amazing. but this signal bar thing is driving me crazy
Honestly man i can't help you! I have signal issues also in all Android roms! I don't think Euro HD2 has a better signal!!! At least mine doesn't!
I feel so bad when i see an old nokia with a full signal and mine is 1 bar or none! I tried radio 2.12, 2.14, and 2.15 all the same and signal fluctuates a lot!
But i should tell you this: I like your nickname a lot!
for startes, have you tried flashing a different radio?
tgtoys said:
for startes, have you tried flashing a different radio?
Click to expand...
Click to collapse
i might be an idiot if i answer this honestly but so be it. i didnt really flash the system. my friend did it for me . he told me its the best and fastest rom available for HD2 to froyo " built in andriom app to boot also "
all i do is just change the andriod roms by changing the folder on SD card and it does the rest lol.
Life Engineer said:
Honestly man i can't help you! I have signal issues also in all Android roms! I don't think Euro HD2 has a better signal!!! At least mine doesn't!
I feel so bad when i see an old nokia with a full signal and mine is 1 bar or none! I tried radio 2.12, 2.14, and 2.15 all the same and signal fluctuates a lot!
But i should tell you this: I like your nickname a lot!
Click to expand...
Click to collapse
i see your from lebanon ? keefek 7abiby
anyway. actually if you install the cayanogen rom. and switch the network signal to 2G only. it never drops below 3 bars in my case. which is good for me " i dont use 3G at all. and never planing to. i have wifi all around me "
I have the same problem with m-deejay builds.
The connection keeps dropping. Try using a darkstone build. Works fine for me.
hav0c said:
I have the same problem with m-deejay builds.
The connection keeps dropping. Try using a darkstone build. Works fine for me.
Click to expand...
Click to collapse
but i really like the evo theme the dude used. even the colors and everything. :/
its fast and stable without much of battery sucking.
if i put any other theme it will look desire. i dont want a desire i want EVO lol
Moved to General Discussion.
Mark.
ll_l_x_l_ll said:
but i really like the evo theme the dude used. even the colors and everything. :/
its fast and stable without much of battery sucking.
if i put any other theme it will look desire. i dont want a desire i want EVO lol
Click to expand...
Click to collapse
I've tried to solve it by using darkstone's kernel but this does not work as well.
Others have this problem as well if you search in m-deejay's threads. I think you should try solving your problem there
hav0c said:
I've tried to solve it by using darkstone's kernel but this does not work as well.
Others have this problem as well if you search in m-deejay's threads. I think you should try solving your problem there
Click to expand...
Click to collapse
i didn't know that there are other people who are having same problem.. i thought i am the only one and ur second in the whole world.
for period of time i thought my TMOB has a problem with the signal .
wtf i was searching in all his thread and i got tired after page 20 since i didnt see anything related.
can you direct me? thanks
Try entering *#*#4636#*#* in phone and from the apeeared hidden menus phone information change WCDMA preferred to GSM AUTO (prl)
Give feedback please.
That Code isn't working
Sent from my HTC HD2 using XDA App
memin1857 said:
Try entering *#*#4636#*#* in phone and from the apeeared hidden menus phone information change WCDMA preferred to GSM AUTO (prl)
Give feedback please.
Click to expand...
Click to collapse
That does not solve the problem for me. Thanks anyway..
ok i downloaded a program called no signal bar. from the market place.
it basically notify you when your phone is out of coverage.
and it works very well. so now. if i get a no signal bar from the rom, my signal notifier tell me that the phone is didnt lost signal. i try to make a call and it goes through. its accurate.
so i am happy for now. at least i am not afaird if losing signals when i see the fake bars from the rom playing .
i even tried to call my self when the signal no bars while the program " no signal bar"tells me i still have coverage. and it went through . i am happy panda... for now till i get a better fix for this
3G does not work when the bars are not displayed.
You can see this in the phone info application when you type *#*#4636#*#*
hav0c said:
3G does not work when the bars are not displayed.
You can see this in the phone info application when you type *#*#4636#*#*
Click to expand...
Click to collapse
1- for some reason this number doesnt work for me. i am using Tmobile HD2 and the Evo Rom . might have anything to do with it ?
2- i really dont care about 3g. i just dont want the signal bar to keep showing there is no signal with its 4 dots crap signal when there is in fact a very good signal.
its like how the iphone 4 used to display signal that is not true.
are we the only 2 here who have this problem ? lol might be defective phones? lol
you can install the program called NETWORK from App store and basically change the setting to GSM (PRL) from that program
ll_l_x_l_ll said:
1- for some reason this number doesnt work for me. i am using Tmobile HD2 and the Evo Rom . might have anything to do with it ?
2- i really dont care about 3g. i just dont want the signal bar to keep showing there is no signal with its 4 dots crap signal when there is in fact a very good signal.
its like how the iphone 4 used to display signal that is not true.
are we the only 2 here who have this problem ? lol might be defective phones? lol
Click to expand...
Click to collapse
I don't think there is anything wrong with the phone.
I never had any issues with Windows Mobile or with any other Android build.
hav0c said:
I don't think there is anything wrong with the phone.
I never had any issues with Windows Mobile or with any other Android build.
Click to expand...
Click to collapse
i have tried around 3 builds so far or 4.
the only builds that has perfect signal bar to me is Cayanogen Builds " where in the setting there is an option called " Use only 2G networks " and have that checked.
any other version " specially if its build based on EVO ? " has a problem for me.
i am surprised not many are talking about this really.
mynlal said:
you can install the program called NETWORK from App store and basically change the setting to GSM (PRL) from that program
Click to expand...
Click to collapse
i cant find a program called " NETWORK" alone.
are you sure about the name ?
is it paid app ?

Help! My SGS2 is dropping calls

My phone is dropping every single call lasting more then 20 40 seconds. It suddenly turn off all receivers and the call of course ends at that point.
Is there any fix to this?
Try this modem, works for me, before i had problems with handovers from GSM - 3G
http://forum.xda-developers.com/showpost.php?p=14715392&postcount=37
PaAra said:
My phone is dropping every single call lasting more then 20 40 seconds. It suddenly turn off all receivers and the call of course ends at that point.
Is there any fix to this?
Click to expand...
Click to collapse
First try to set your wireless network to gsm only..try to make the same calls..if you have no more call drop issue...get your phone replaced.
I am one of the unlucky ones who are having serious issues when gsm/wcdma mode is selected.. basically when the signal strength changes and the phone is trying to lock to another cell..it simply disconnects and resets the radio..actually you can try running LogCat and see...just before your radio resets the is a process of usb host getting installed/disconnected and gets blacklisted..something like that.
If you are not having these symptoms than it is some other issue...try it out and see.
Normally cell phone providers have soft handoff where the signal strength decreases and the strength from other cell site increases and that site starts processing the call hard handoff happens between gsm and cdms probiders normally seen in roaming calls...by any chance are you in an area where reception is weak
Sent from my GT-I9100 using XDA Premium App
my phone has givin me no problems so far. Had it for a month now.
__________________
Device: Galaxy S II
ROM: Lite'ning Rom v1.4 - overclocked to 1.4GHz
Kernel: CF-Root v.3.8 XWKF1
Previous Phone: Galaxy S
sewe said:
Try this modem, works for me, before i had problems with handovers from GSM - 3G
http://forum.xda-developers.com/showpost.php?p=14715392&postcount=37
Click to expand...
Click to collapse
How do I flash this modem? Odin?
PaAra said:
How do I flash this modem? Odin?
Click to expand...
Click to collapse
Odin and Phone if its just a modem .
jje
JJEgan said:
Odin and Phone if its just a modem .
jje
Click to expand...
Click to collapse
Great! Thanls that worked, and thanks to sewe for the link/file!
Got my phone almost 2 months now and never had problems with dropping calls.
da13 said:
Got my phone almost 2 months now and never had problems with dropping calls.
Click to expand...
Click to collapse
Mine was dropping every call if it lasted long enough. Tried to flas with the newest ROM from Samfirmware, but no improvement. Tried to flas the modem in post #2. Hopefully this will help.
Seems to turn off all recievers both Wifi, 3g, cell. Showing only a " Ø "sign where reception is.
double post....
PaAra said:
Mine was dropping every call if it lasted long enough. Tried to flas with the newest ROM from Samfirmware, but no improvement. Tried to flas the modem in post #2. Hopefully this will help.
Seems to turn off all recievers both Wifi, 3g, cell. Showing only a " Ø "sign where reception is.
Click to expand...
Click to collapse
Try and read a thread in the Q&A section called loosing internet- bug... maybe it will help you.
Sent from my GT-I9100 using Tapatalk

GT i9505 weird service problem

Ever since I got this phone i never once get any service i thought maybe the bored was done for but today I went into the town area and was surprised to see 3 to 4 signal bars on it i tried making a call and it worked, even sent an text message and it worked, funny thing now when I came back home I then again have no service bars whatsoever so I went back into town to see if I would get back signal again and i did..... Went back home for the second time and now no signal again, anyone know what might be the problem, I'm on slim rom 4.4.2 baseband XXUFNA5
dorian2kx said:
Ever since I got this phone i never once get any service i thought maybe the bored was done for but today I went into the town area and was surprised to see 3 to 4 signal bars on it i tried making a call and it worked, even sent an text message and it worked, funny thing now when I came back home I then again have no service bars whatsoever so I went back into town to see if I would get back signal again and i did..... Went back home for the second time and now no signal again, anyone know what might be the problem, I'm on slim rom 4.4.2 baseband XXUFNA5
Click to expand...
Click to collapse
Do you have a bad signal inside your home? Signal inside a house can never be guaranteed as there are many factors that affect signal strength - especially indoors.
I have an S3 and I get very good signal on that at home it's just something wrong with the S4 but i just don't know what... I get not one bar on it any else where, only when I go into town area
dorian2kx said:
I have an S3 and I get very good signal on that at home it's just something wrong with the S4 but i just don't know what... I get not one bar on it any else where, only when I go into town area
Click to expand...
Click to collapse
Are they both on the same provider and network? Ie 3g/LTE/Edge?
Yes their both on the same provider and network, my imei is fine also... Wifi works fine also
dorian2kx said:
Yes their both on the same provider and network, my imei is fine also... Wifi works fine also
Click to expand...
Click to collapse
Flash Stock ROM or change modem/baseband :highfive:
I tried all that and no improvements
dorian2kx said:
I tried all that and no improvements
Click to expand...
Click to collapse
when you connect downtown, do you know what network you are (2G, 3G, LTE)?
It might be that near your home you only have (for example) 2G, but your phone is set to search for 3G only.
So I tried different modems and I flashed stock rom twice and still no luck, any other suggestions please
dorian2kx said:
So I tried different modems and I flashed stock rom twice and still no luck, any other suggestions please
Click to expand...
Click to collapse
Go to Settings and set your Network mode to auto connect, for Goddess' sake..
.
spamtrash said:
Go to Settings and set your Network mode to auto connect, for Goddess' sake..
Click to expand...
Click to collapse
I take it u can't read or u don't have a very good sense of humor eh?
We might have a very similar issue, I also don't have a solution (yet).
My phone does not connect to 3G, only 2G and LTE.
To check if you are in the same situation:
*#2263#
then play a little with the settings there... (for example try 3G only).
see if you get any positive things out of this.
(as a note: in some of the options I can connect to 3G, BUT I cannot make or receive any calls - internet is working though). You can choose a single option only (try each 2G, 3G, LTE and see what happens). However, I strongly suggest to keep a combination of 2, see the note above).
dorian2kx said:
I take it u can't read or u don't have a very good sense of humor eh?
Click to expand...
Click to collapse
Could you please point me to place, where you have wrote that you tried to do something in settings???
Is it possible to download and flash a different stock rom, different regions or will it brick my phone?
dorian2kx said:
Is it possible to download and flash a different stock rom, different regions or will it brick my phone?
Click to expand...
Click to collapse
Yes, its possible. Use Odin 3.0.7 or 3.0.9 and flash DBT (German) or BTU (UK) ROM. After flashing boot it up (but don't set up) and do hard reset either from Menu or use key combos.
.
This is when I'm in town today, full signal
,
And now I'm out of town, what could possibly be the problem, gosh this one is hard to figure, I don't think anything is wrong with the main board
Guess I'm gonna have to change the board since no one has any ideas of my problem
dorian2kx said:
Guess I'm gonna have to change the board since no one has any ideas of my problem
Click to expand...
Click to collapse
The answer is in your picture of being in town. You are only connecting on EDGE. So my guess would be that you have bad coverage in that area, ie weak signal and no LTE.
Check your providers coverage map.

Redmi 2 2014819 QCN file?

Hi all, I had lost my IMEI information and I managed to fix this using the QCN file for the 2014811 variant but this QCN has no support for Brazilian LTE bands cos my variant is 2014819 so all I get now is H+ internet. Does anyone here have the original qcn file for the brazilian variant so I can re-edit with my IMEI and get 4G back? Thanks in advance.
Are you having signal drops after flash the QCN? I'm having since then, don't know if is hardware or not. I don't want to send to assistance and my warranty is almost over.
Yes
LuizHPiccinini said:
Are you having signal drops after flash the QCN? I'm having since then, don't know if is hardware or not. I don't want to send to assistance and my warranty is almost over.
Click to expand...
Click to collapse
Yes, on TIM the signal dropped but because at home 4G signal is stronger than 3G where I live but on Oi, 3G signal is real strong. I want 4G back and I can't seem to find the original QCN for the Brazilian variant.
msgladia said:
Yes, on TIM the signal dropped but because at home 4G signal is stronger than 3G where I live but on Oi, 3G signal is real strong. I want 4G back and I can't seem to find the original QCN for the Brazilian variant.
Click to expand...
Click to collapse
Where I live there's only 3G so I don't know about 4G.
What I mean with signal drop is not the strenght and yes the signal itself. Sometimes I have no signal with the message "no sim card detected" than I've to turn on/off airplane mode some times to come back.
I don't have that issue
LuizHPiccinini said:
Where I live there's only 3G so I don't know about 4G.
What I mean with signal drop is not the strenght and yes the signal itself. Sometimes I have no signal with the message "no sim card detected" than I've to turn on/off airplane mode some times to come back.
Click to expand...
Click to collapse
Oh no I don't get that, my sim card is always detected after I flashed the cqn but since this one is for Indian variants, I get no 4G, and my problem now is finding the cqn for the 2014819 variant, I have no friends with this cell phone so it gets difficult. You should reflash that if you say it used to work better before.
msgladia said:
Oh no I don't get that, my sim card is always detected after I flashed the cqn but since this one is for Indian variants, I get no 4G, and my problem now is finding the cqn for the 2014819 variant, I have no friends with this cell phone so it gets difficult. You should reflash that if you say it used to work better before.
Click to expand...
Click to collapse
I tried flash the fastboot rom but not works, don't know if it is a hardware problem or what, but before I trade the ROM it didn't occur.
Fastboot doesn't always fix that
LuizHPiccinini said:
I tried flash the fastboot rom but not works, don't know if it is a hardware problem or what, but before I trade the ROM it didn't occur.
Click to expand...
Click to collapse
Well I've tried fastboot flashing and still I'm here with that issue without a fix, so it doesn't always override some settings. Try the IMEI fix stuff on the Miui forum.
msgladia said:
Well I've tried fastboot flashing and still I'm here with that issue without a fix, so it doesn't always override some settings. Try the IMEI fix stuff on the Miui forum.
Click to expand...
Click to collapse
It was the first thing I tried because that time I didn't know about flashing the modem.
Another network?
LuizHPiccinini said:
It was the first thing I tried because that time I didn't know about flashing the modem.
Click to expand...
Click to collapse
Have you tried sim cards of other carriers? Do they work or still the same? You should send in to assistance before your warranty runs out. Mine has expired, that's why I don't send mine in.
msgladia said:
Have you tried sim cards of other carriers? Do they work or still the same? You should send in to assistance before your warranty runs out. Mine has expired, that's why I don't send mine in.
Click to expand...
Click to collapse
No but mine in other phones is normal. I need but I don't want to stay without the phone kkkkkkkkkkkkkkkkk
It's quick
LuizHPiccinini said:
No but mine in other phones is normal. I need but I don't want to stay without the phone kkkkkkkkkkkkkkkkk
Click to expand...
Click to collapse
I was told they fix this in a week, they'll probably send you a brand new phone. It's worth waiting for a week and get it fixed than never get it fixed.
msgladia said:
I was told they fix this in a week, they'll probably send you a brand new phone. It's worth waiting for a week and get it fixed than never get it fixed.
Click to expand...
Click to collapse
Guess I'll sendo so.

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