[Q] Weak WiFi issue after water damage on Nexus 5 - Nexus 5 Q&A, Help & Troubleshooting

Because I love my new Nexus 5 so much, I "had" to go swimming with it for about 10 mins until I *realized* it's not water-proof. :silly:
Anyway, I opened it up and did my best to save it. And it boots up and functions again. :victory: However, there are three sequels:
1. LCD display shows water streaks in the background and the contrast is bad but can still see;
2. The vertical center line of the touch sensor doesn't seem to work; Elsewhere works fine;
3. Very weak WiFi reception and hardly be able to connect to any wifi network unless it's in the proximity of the router.
The first two problems can be "easily" fixed by replacing a new digitizer/screen assembly. But the #3 is the most critical issue. If it's not fixable, this phone is pretty much useless to me.
I've read that many people complained about the weak wifi issue on Nexus 5. But mine was very good and always had strong signal before it went swimming. I've tried cleaning up the WiFi/BT circuits and even made sure to have the WiFi/BT antenna on the back cover to have good contact with the contact pin on the main board. But still got weak reception.
Has anyone had similar issue and how to fix weak wifi reception problem? Or where can I get it fixed?
Thanks a bunch!

Related

Does every HTC Sensation have the death grip issue?

Before I exchange my phone again, I was wondering if there is 100% confirmation of this issue. I use my phone with WiFi in landscape mode, so this problem is really bothering me.
If you not having the issue, why worry about others?
I am having the issue. I apologize if I wasn't clear, but I had said that "this problem is really bothering me" as in it is literally bothering me.
No i don't have this issue. Can't even make it happen. If that's couse of the signal strength i have on the wifi's i use it on, who knows. But it's never been a issue here!
Can't say I've found it an issue but I don't use my phone in landscape for anything
Death Grip.
Hi OP, Ive had this problem when browsing in landscape, a certain grip can knock WiFi signal strength right down or if its already low completely kill it. Another thread on here advised
Settings - Wireless and Networks - Wireless Settings - Advanced - Tick Best WiFi Performance.
This seems to have made a significant improvement and TBH I havent noticed a change in battery life.
Hope that helps.
(Never had the problem WRT 3G/4G)
Third Sensation also has death grip issues, performance setting doesn't seem to help substantially. Bummer. I guess I'll just have to find an new handling position when reading.
no problems here, works fine
Symbi said:
no problems here, works fine
Click to expand...
Click to collapse
Are you using it in landscape mode and gripping the left side (near the HTC logo) with your left hand? Also, you must be a reasonable distance away from your router. If you are within 8 feet, the drop isn't noticeable.
When I first got the phone I was staying in a hotel. WiFi dropped constantly if I held the phone in my "normal" grip. Now I'm at home and I'm unable to kill it, no matter how I hold it.
Yeah I have the problem too when I use it in landscape mode sometimes it'll be so bad I'll be put on 4g thinking if I should replace it I also have the lock screen issue is there really sensations out there with absolutely no death grip?
Got my Sensation yesterday. Just tried the death grip test and can't make it drop below 4 bars no matter how I hold it. This is with "Best wifi performance" unchecked. Wifi Analyzer does show a drop in signal strength of about 20dB, but I never lose connectivity. Played a YouTube HQ video and it never stutters in landscape, with both hands wrapped around the phone. Based on the signal drop it's very likely that in a low signal location holding it certain ways would cause connectivity loss. But that's very likely true of any phone.
So, being conservative I'd say at least some Sensations with some routers do not have the problem.
Hi. I've heard that there may be a difference in the models. Some have 3 pins connecting to the back cover/antenna and some have only 2 pins connecting to the cover. If people could post if they're having problems and how many pins they have under their back covers there could be a link?
i just purchased my phone last Saturday, and i am already on my second phone. they both exhibit this "death grip" issue, and the problem is very apparent--enough to render the wifi useless for me.
it does seem to be based on the wireless AP though. i do not experience an issue at work, nor at certain public wifi points. however, my cheesy home wireless AP seems to have a problem, and i suspect most hotel wireless APs will as well. since i travel for work, this is a problem.
i was informed by a T-Mobile employee that this is a known issue with the first generation of these phones. phones manufactured after June 1st are supposed to have resolved the problem. i am currently waiting for their shipment of these new phones to arrive so that i can get a replacement to see if it truly does resolve the problem.
When I throw my gorilla grip on my sensation (just below the point of annihilation) I have no signal issues. No change.
Maybe only certain sets have the issue, because I haven't faced it at all. I browsed the web using WiFi and had no issues. I have issues with the signal, but that is more due to my service provider and where I work. Otherwise, no dropped calls and surely no deathgrip.
My Phone has the. Issue. When I hold it with a death grip, I can see my wifi bars going down. I don't know how it affects the practical use and the internet speed.
Mo0oSaH said:
My Phone has the. Issue. When I hold it with a death grip, I can see my wifi bars going down. I don't know how it affects the practical use and the internet speed.
Click to expand...
Click to collapse
That would be 'signal attenuation' rather than 'death grip'.
I don't have any signal attenuation on my Sensation. It does not matter how I hold the phone. My phone is dated 6/6/11.
Sent from either my N1, NS, or Sensation4G....
My first Sensation had the best screen but the worst connection with the death grip. My second handset has the worst screen but the best connection with death grip. Much like ALL android phones, you always have to compromise with some feature/defect.

Abbysmal GPS and WiFi Signal

I have looked far and wide for a fix to my plagued Nexus S GPS and WiFi Signal problems. I tried GPS Test and erased all cached AGPS data. NO Towers show up. Left phone sitting there next to my window for more than 30 minutes.
Wifi Signal is always one bar while my iPod, Samsung Focus, HP Veer all get three to four bars. Including different SIM cards all recently new.
I've always tried the no battery cover trick to no end. Flashed several radios for my I9020A that i bought at best buy and nothing has helped.
I'm on 2.3.4.
Any ideas before I return this phone as a defective and give another a try?
As for the GPS, this is some sort of issue with the phone. There have been videos on YouTube explaining that it's something to do with the back cover they chose: they found that the GPS signal was stronger with the back cover removed. Not too practical.
I too have issues while using Navigation (on a bus...or even in a car sometimes...it must have a lead lines roof or something) with the Nexus S that weren't present in the Nexus One (which could lock onto satellites in a basement :what. This looks like something you can try to DRM, but it may not improve.
As for the Wifi signal, how far are you from the access point? What wireless technology are you setting up on your access point? (802.11a, b, g, or n?). If it's n? Are you trying to use the phone with a 5ghz N router? Finally, is there anything between your router and the phone that could cause interference?
- chris
Thanks for the reply chris.
I have major issues even outside. the most accurate I've seen the phone pinpoint is 2500 meters accuracy with clear skies and such.
As for my router, its a BHN SBG6580. Basically Motorola Surf Board. It's supposed to go up to N. No There isn't any kind of interference otherwise my other devices wouldn't pick up a good signal right?
Please will anyone suggest anything I really like my nexus s and it's My first real Android coming from window phones and the iPhone 4
Okay so interesting find. If I tether my nexus s to my iPod my iPod can locate itself within 20 meters where as my nexus can't locate itself with about a huge margin error where I should be. My iPod gets GPS from my Nexus S giving off wifi
Does this mean it could be an android bug causing his problem ?
That's odd. It looks like Google knows where the phone is (err..where the access point with the ESSID of your phone is) but the phone isn't picking up on it.
There's a program on market called GPS Toolkit (something like that) that has an option to refresh your AGPS cache this may help you get a fix more quickly. If this doesn't work out, it may well be worth it to get the phone replaced. Oh...and if you're not using stock firmware....give that a try as well.
If none of that works, and you're not able to resolve your wireless issues, you may want to consider taking the phone back or RMAing it. This combination of issues sounds a bit strange.
- chris
Thanks again for the reply Chris.
It looks like I'm going to bring it back to stock how I got it and return it for an exchange or just wait or for another AT&T phone that is actually decent. By the way it is on the stock ROM just rooted.
If the replacement if I do get one issued still has the problems I am at lost then. I had tried GPS test from the market and the one you mentioned without any resolve to my problem

[Q] HTC ONE S Wifi Problem

I have a HTC one s and it is experiencing wifi problems. I know the one x has had some of the same issues, but the problem with my one s is that whenever i hold the device from the top, the wifi drops suddenly and it than cuts off. When i remove my hand about, 5 seconds later the wifi shoots up to 4-5 bars.
return it and get a new one
That's where the antenna is!! Your SIM cover has the antenna built in to it.
Please use the Q&A Forum for questions &
Read the Forum Rules Ref Posting
Thanks ✟
Moving to Q&A
Try to remove and reseat SIM card cover, if its still too bad have the phone replaced. A friend of mine had his One S replaced after we compared Wifi signal with Wifi analyzer and his was ~20 dBm worse than mine at same locations. New one is fine. Didn't know about the wifi antenna on sim card cover back then though, might have helped since it seems it has for some users here.
I have almost the same problems with WiFi antenna although it's not as worse as others are saying. I can confirm though that when you put your hand next to the SIM cover the WiFi signal drops 1-2 even 4 lines at some times. However I don't think it's a manufacturing defect for some phones but I think it's a general problem with all the models. I am saying this because I had the exact same problem with all my HTC devices (Diamond, Desire and One S). So I think it's a poor WiFi project and maybe cheap raw materials rather than a poor WiFi in some phones. In a way it's normal that this happens because your hand will screen the antenna. Try to do this with all antennas out there and you will see that your hand (your body) will influence the signal in all devices). So if they couldn't overcome this problem they had to put the antenna in the place where you will cover it most rare, and this place is on top of the phone. I don't like it either but that's the way it is.
amoiz said:
I have a HTC one s and it is experiencing wifi problems. I know the one x has had some of the same issues, but the problem with my one s is that whenever i hold the device from the top, the wifi drops suddenly and it than cuts off. When i remove my hand about, 5 seconds later the wifi shoots up to 4-5 bars.
Click to expand...
Click to collapse
just noticed the same this morning, though only happens when i try to wrap the upper part of the device with my hand. i never hold the phone in that position so it does not happen.....
Actually when you are browsing the internet, view pics one-by-one, view movies - usually you are holding the phone in the landscape mode so most people will rotate the phone counter-clockwise until it reaches landscape mode and will hold it with the left hand exactly from the upper part (if the phone is rotated clockwise then the supporting hand will accidentaly touch the lower 3 buttons so not too many people will rotate it clockwise) and with the right hand they will browse. So in these situations, which come very often, we will loose (almost all) signal. If these will not bother you/me/all of us, for sure it will bother all of us when browsing internet. I really don't know if a fix can be made for this issue. Even if I would change the SIM cover (so change the WiFi antenna), the replacement will be built exactly the same so the problems will persist. I am curios to see if SGS3 has the same problem or not. I really think it's a question of antenna position so it's a crappy board design of the phone. It shouldn't happen at a 500+ euro device.
I have the same wifi issues on the One S. There is a firmware upgrade available OTA, it may fix it. I will see.
Any chance this is fixable or not device-wide? It's somewhat of an annoying problem when holding in landscape. I'm assuming this is no more than a design "flaw"
I'm having the same issue. When holding the phone in landscape mode, the wifi signal drops to one bar.
I noticed that when I'm closer to the router, like within a 3 meters range there is no signal dropping.
It's very annoying...
Could it be fixed by improving the contact between the antenna and the back-cover?
Sent an email to htc support about it, this is their response:
The location that you describe, on the side with the Power button near the camera lens, is where the HTC One's antenna is located. Covering this location will provide less-than-optimal results with regard to cellular and WiFi signal. You may want to try holding the device slightly to the side of this location, more towards the center of the device.
Click to expand...
Click to collapse
I seem to recall a certain fruit phone with a similar problem and it was kinda a big deal lol. I'll get over it, but fokkkkkk
ThudButt said:
Sent an email to htc support about it, this is their response:
I seem to recall a certain fruit phone with a similar problem and it was kinda a big deal lol. I'll get over it, but fokkkkkk
Click to expand...
Click to collapse
Did you guys try remove and reseat SIM cover? Might help a bit even though its natural with some signal loss when holding it that way. If your phone has significantly worse signal when laying on a table or whatever compared to another phone then try to get it exchanged. Compare with https://play.google.com/store/apps/details?id=com.farproc.wifi.analyzer
Edit: Love how your quote from HTC disappeared when I quoted you
traffic stops after few minutes
Hey,
my signal is ok, but after few minutes of working the internet connection just will not go through anymore. I have tried installing 4.04 but no change. AP is still connected, full signal, but not even google comes on. Restarting wifi helps for another few minutes. Doesn´t have to do anything with sleepmode, that I am sure of - it happens even during download from Play Store i.e.. Wifi best performance ON, Keep Wifi on during sleep Always.
Any idea on what that might be? - the old HD2 (android 2.3.) works like a charm on my home network
Getting desperate , otherwise such a nice phone.
WIFI problems
Ive been trying hard to figure out the flash 1.85 thing and have had no luck. any way someone can help me with exact directions on doing it. i have downloaded 1.85 2.85 files but having issues flashing it.
please help

[Q] MB865 (Atrix 2) Hardware Question/Help Needed

My MB865 (Atrix 2) started losing signal and restarting. When it does re-acquire a signal, it is always a strong signal (5 bars ~ -65-dB). The problem has been getting worse and it is getting more difficult to acquire/retain a signal. Often the phone will spontaneously re-start as well. The re-starting seems to happen more frequently when I am charging the phone or do not have a signal.
My son has the exact same phone with the exact same configuration, and his is working perfectly. Side-by-side, he will have 5 bars while I'm not able to get a signal at all.
I have been told that this is likely an antenna issue, but I'm truly not sure.
Could a faulty antenna cause the re-starting issue described above? If it is a faulty antenna, is this something I could replace myself? I was unable to turn up anything useful in my search for a replacement antenna for this phone, so I'm not sure where to even get one.
Thanks in advance.
I am having nearly same issue with my atrix 2
I cant make or receive any calls/sms
The signal reception have decreased a lot.
I would like to know what you did to fix the issue
K****ijs said:
I am having nearly same issue with my atrix 2
I cant make or receive any calls/sms
The signal reception have decreased a lot.
I would like to know what you did to fix the issue
Click to expand...
Click to collapse
I bought a different phone.

Calling works sometimes, no network available most of the time

My original OnePlus One worked great in my area, my Moto E also get's signal all the time so this is not a network coverage issue. I have an OPO that will let me make calls perfectly with great clarity, and then a moment later will say it does cannot find a signal. If left on it will mostly have no signal but after a few power cycles boom there you go, full signal! I would think it was an antenna issue except when it does work I have full signal, not a weak signal like on my old S3 with antenna issues.
I am hoping this is just a modem issue that can be fixed by flashing the latest stock rom/modem but I am hoping I can get some input on the problem.
Thanks for your time!
earmuffs said:
My original OnePlus One worked great in my area, my Moto E also get's signal all the time so this is not a network coverage issue. I have an OPO that will let me make calls perfectly with great clarity, and then a moment later will say it does cannot find a signal. If left on it will mostly have no signal but after a few power cycles boom there you go, full signal! I would think it was an antenna issue except when it does work I have full signal, not a weak signal like on my old S3 with antenna issues.
I am hoping this is just a modem issue that can be fixed by flashing the latest stock rom/modem but I am hoping I can get some input on the problem.
Thanks for your time!
Click to expand...
Click to collapse
have you dropped the device? it could be hardware.....too. Have you tried different modems or not? If not that would be a start. (https://forum.xda-developers.com/oneplus-one/general/firmware-modem-oneplus-one-t3462214). If the modems dont help then here what i would check...only if you confident.
Open the OPO and make sure the screws have not come lose as sometimes that can cause issues with signal.
Recently i has something similar but no as bad as you, i ended up replacing the, Speaker Antenna module, microphone flex. you could also replace the coax- i was suppose to be but the one i got sent was too long so i had to stick with the original one.
This is what they ebay guy sent me before i replaced the parts:
first thing to replace is the Coaxial cable (which carry's signal), check both coaxial sockets and the ports on the board it connects to
-Second (like you said) Mic Flex, although it is a tough call between the lower speaker unit and the mic flex as they are equally as likley to be at fault)
the speaker unit contains the GSM Antenna, the Mic flex simply takes the Signal to the main board from the speaker Module.
both would be Ideal unless you have time. speaker unit is relatively cheap.
finally check for any lose connections or wear to any of the Gold inside the phone where it makes a connection, using some wet and dry sandpaper rub the Gold plates Very very lightly to reveal a shinny Gold, some on the mic flex, some on the speaker unit, some on the other flex's,
and finally tighten all screws properly, often the screws can work their way out, pulling the connections away from each other.
I would suggest check the connection and wear to the gold as mentioned if u dont want to replace the parts. I found that the coax on mine has been disconnected on one end so i fixed this but it didnt help hence i ended up replacing the parts.
Service was spotty for me too.. I would have LTE and then the next second EDGE or no service at all. I eventually had to fastboot flash CyanogenOS 13 (latest stock for our device) and start over but it fixed my problem. I have not had a problem since.

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