[Q] HDC Galaxy S4 Legend - Phone Signal and WIFI problems - Android Q&A, Help & Troubleshooting

Hello comunity. Im Elian from Argentina. Im following this forum for quite some time but i never posted. So this is my first post.
I bought a chinese replica from a popular dealer from Aliexpress 1:1 of the Samsung Galaxy S4 - (MTK6589) with air gesture, smart stay, and flipcover support.
Based on what i've read seems to be a HDC Galaxy S4 Legend, but im not sure.
Everything works great except for two mayor issues:
Phone Signal does not work good. I have to be outdoors, out of the house to get a usable signal
Wifi Signal is poor. I have to be standing 10 feet from the internet router to get a decent conection
My local phone company (Personal Argentina) works on band 850 y 1900 Mhz
Does this two issues can be solved by changing the original rom to a custom one like hdc S4 legend Fluffy Galaxy S4 CWM FLASH NOTE3 PORT from Fluffy ??
Anyone of you had a similar problem ? Thanks

No outgoing or incoming calls with different network and ROM tried without success.
Elian_BHZ said:
Hello comunity. Im Elian from Argentina. Im following this forum for quite some time but i never posted. So this is my first post.
I bought a chinese replica from a popular dealer from Aliexpress 1:1 of the Samsung Galaxy S4 - (MTK6589) with air gesture, smart stay, and flipcover support.
Based on what i've read seems to be a HDC Galaxy S4 Legend, but im not sure.
Everything works great except for two mayor issues:
Phone Signal does not work good. I have to be outdoors, out of the house to get a usable signal
Wifi Signal is poor. I have to be standing 10 feet from the internet router to get a decent conection
My local phone company (Personal Argentina) works on band 850 y 1900 Mhz
Does this two issues can be solved by changing the original rom to a custom one like hdc S4 legend Fluffy Galaxy S4 CWM FLASH NOTE3 PORT from Fluffy ??
Anyone of you had a similar problem ? Thanks
Click to expand...
Click to collapse
I have similar problem, no outgoing or incoming calls, tried installing 3 different ROM and also tried different network cards. On the top of the network signal bars its all grey and there is a cross (x)!! Has anybody got solution to help? Thanks

hdc galaxy legend signal problem
hello i have the same problem here in croatia with t- mobile provider.
i have tryed fluffy s rom and no luck. my network signal little bit working and then no reception at all. hardwere seems to be ok. I checked with smartphone service . And bands are ok to. smartphone suports t- mobile bands. I dont know what is wrong.

Hi guys I have had same issue. I round one post here to increase signal with Cooper to stick, bit it didn't works. Resolved to insert directly into antenna a piece of flexible metal band stick on cover
See picture.
Sent from my GT-I9500 using XDA Free mobile app

Related

[Q] Samsung Galaxy Tab

hey all my father is actually in japan and he dropped me a call saying i have found a brand new samsung galaxy tab in its box never opened and is asking 150$ CAD so my question is ? will it Work Here In Canada? I Don't Care If The 3g Connection Works Or Not But Will Wifi Work ? Or There Is 2 version Of It Like one 3g and the other one wifi?
Thanks.

Sim do not work :(((

Hi...
I have a really big problem... I have Galaxy s2 korean. It dont work in pakistan. When i insert the sim. smtimes it receives some signals for 5 6 seconds and then phewww gone. I have done alot of googling but no luck ... I think it is network lock or somthing. It also shows carriers. But sim dont work on it actually what should i do.plz help me
And i was trying Samsungunloacker. But my efs folder is empty. plz help me. where and how to find nv_data.bin file
Do you have a korean SIM as well? I believe the range of your average GSM radio mast is about 4km. The distance between the Korean and Pakistani border is 4802km.
The solution to your problem is erect 1200 radio masts all through China, then register them all with your Korean provider and benefits from great signal.
postfatal said:
Do you have a korean SIM as well? I believe the range of your average GSM radio mast is about 4km. The distance between the Korean and Pakistani border is 4802km.
The solution to your problem is erect 1200 radio masts all through China, then register them all with your Korean provider and benefits from great signal.
Click to expand...
Click to collapse
I am not korean... I want this phone to work in Pakistan. But everything on phone works fine except picking up signals... I thought there is a hardware problem. but its not. its kind of network lock or somthing. beacause it always shows me access points i.e Warid Wap & Warid MMS. It also shows some mobile carrirers. Tell me what should i do
Search on here for efs rescue/restore.
Sent from my GT-I9100 using xda premium

Samsung galaxy s2 weak network signal

Good day all, a friend of mines recently bought an unlocked galaxy s2 online..out of the box the imei number was resetted to the manufacturer's default 0049*** number. I used the samsung srs tool and programmed the correct imei to the phone and it started getting network signal BUT places where I am getting full bars with the same network provider and same galaxy s2, his phone is getting real poor signal or even none. The only way he phone is receiving full bars is areas closest to the cell tower..the only difference in the two phones are the roms..I have the leaked jellybean whereas he has an unbranded uk rom. What can be the cause of this?
Sent from my GT-I9100 using xda app-developers app

Help with radio/modem flash for weak signal - Elephone P3000S

Hi All,
I'm new here. Hoping someone can give me some advice/direction on my issue.
Just received two Elephone P3000S phones (one for me, one for gift). I'm in Canada on Koodo network, but don't get 4G because we are pretty rural (west of Ottawa), so we are using WCDMA/HSPA+ 850/1900 MHz.
The P3000S supports the following:
GSM:850/900/1800/1900, WCDMA:850/900/1900/2100(HSDPA), FDD-LTE:800/1800/2100/2600
At home, on our old phones (Samsung Galaxy SIIX), we would get cell signals of -93 dBm or better (not great, but usable). With the P3000S phones in the same location (both of them), the signal is -110 dBm or worse (not usable - not able to make calls or send texts). There are no protective cases on the phones to interfere with signal.
I've tried the the following:
- choosing 3G only and WCDMA only networks and editng APN settings specifically for Koodo
- changing/adding build.prop entries for ro.ril
- posting in Elephone forums - no help
- contacting Elephone - no response
The P3000S is new - just came available mid-December. Elephone has issued one update since then. It did not help my signal problem.
I know this could be a hardware/antenna issue, but since the phone is new, opening it up to tweak/boost the antenna is not really an option - a last resort if I can't sell the phones to someone who is located where they will work.
So, my next step (I think), is to try flashing a new modem, but I have no idea where to start with that to find one that might be compatible with Koodo and the P3000S. I'm willing to try several, but it's very new to me.
Relevant info:
Octacore MTK6592 + MTK6290
Android version: 4.4.2
Baseband: MOLY.LR9.W1423.MD.LWTG.MP.V3.P3
I'd really appreciate any advice.
Thanks in advance.
Anyone have any ideas where I might start?
heath3000 said:
Hi All,
I'm new here. Hoping someone can give me some advice/direction on my issue.
Just received two Elephone P3000S phones (one for me, one for gift). I'm in Canada on Koodo network, but don't get 4G because we are pretty rural (west of Ottawa), so we are using WCDMA/HSPA+ 850/1900 MHz.
The P3000S supports the following:
GSM:850/900/1800/1900, WCDMA:850/900/1900/2100(HSDPA), FDD-LTE:800/1800/2100/2600
At home, on our old phones (Samsung Galaxy SIIX), we would get cell signals of -93 dBm or better (not great, but usable). With the P3000S phones in the same location (both of them), the signal is -110 dBm or worse (not usable - not able to make calls or send texts). There are no protective cases on the phones to interfere with signal.
I've tried the the following:
- choosing 3G only and WCDMA only networks and editng APN settings specifically for Koodo
- changing/adding build.prop entries for ro.ril
- posting in Elephone forums - no help
- contacting Elephone - no response
The P3000S is new - just came available mid-December. Elephone has issued one update since then. It did not help my signal problem.
I know this could be a hardware/antenna issue, but since the phone is new, opening it up to tweak/boost the antenna is not really an option - a last resort if I can't sell the phones to someone who is located where they will work.
So, my next step (I think), is to try flashing a new modem, but I have no idea where to start with that to find one that might be compatible with Koodo and the P3000S. I'm willing to try several, but it's very new to me.
Relevant info:
Octacore MTK6592 + MTK6290
Android version: 4.4.2
Baseband: MOLY.LR9.W1423.MD.LWTG.MP.V3.P3
I'd really appreciate any advice.
Thanks in advance.
Click to expand...
Click to collapse
Hello, i bought same phone and seems signal is ok. But i am probably not so far from BTS.
It seems your phones has worse antena then phone before, you can not solve this by software (ril mod, baseband etc.). You have to try to solve it by hardware mod, probably extend antena to get higher gain. Under and around NFC antena on back cover is enought space tu use copper foil strips, you can try make unclosed frame with connection on main antena.
Hi MioCZ,
Thanks for your thoughts. So you don't think a different region (i.e. North America) baseband/modem would help at all? The hardware tweak is my last resort - I'm not particularly fond of opening up a new device. And I don't exactly know what to look for as far as NFC antenna or main antenna. Any idea where these are located on this phone?
Again - thanks for your insight.
EDIT: Oh, I see you reference the antenna on the back cover as the NFC antenna. I can try to work with something there without opening up the phone? Or do I need to make a mod to connect the new copper to the main antenna from there? So I guess I need to know where the main antenna is. Is the 4G/LTE antenna the same one used for 3G/WCDMA/UMTS/HSPA? I'm not sure if there are separate ones. If so, the 4G/LTE antenna location is pretty clearly marked.
EDIT AGAIN: I answered my own question by reading up on cell phone antennas. Gotta love Google. So, I'm going to try to rig something up to the main antenna, which I assume is under the section marked "LTE 4G" in the upper right hand corner (when looking at the back of the phone). I'll post my results when I finish.
Engineering mode
You can call *#*#3646633#*# to enter to Engineering mode. It should have antenna test somewhere in menus.
Hi
heath3000 said:
Anyone have any ideas where I might start?
Click to expand...
Click to collapse
Hi, have you solved the issues on your phone?
I believe this is the same problem that I am facing with coloros. In fact he does not write the correct base band and when he writes, does not connect to the network 3G / 4G or make calls. is a mistake that just found this unit ... which makes the port of ROMs for this device and portability including future versions of android. It is not compatible with any other MTK6592 I know.
lena cui said:
Hi, have you solved the issues on your phone?
Click to expand...
Click to collapse
No, nothing I have tried helped.

4G connection problems. Help!

Good afternoon,
I have a galaxy s6 925i,
I'm having problems on the network,
Performing some tests and realized that the problem is with the cell phone.
Before my phone took the 4G network normally, after I switched to the NN4 ROM I realized that my 4G signal did not work anymore. I thought it was cell phone coverage issues.
I changed operator and continued with the same problem.
I changed the ROM, did the wipes and nothing.
I put the original ROM, I installed the MODEM file and CSC and it did not work.
My wife owns a Galaxy S7 and I use my chip normally in 4G.
At the moment I am with the ZTO ROM my signal is very intermittent and I do not know what to do.
If anyone can help me.
I thank you all.

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