Random reboots - Xperia Z5 Compact Q&A, Help & Troubleshooting

Yet another problem with my device: random reboots. No matter what I'm doing, lots of apps open or only one, battery high or low: the screen goes black, the red LED blinks a few times and off the device goes. Any other people experiencing the same?

You most certainly have a faulty unit.

It happened once. I got the phone on Tuesday. I was reading on Flipboard. Let's see how it goes.
Sent from my E5823 using XDA Free mobile app

it happened to me too, it was within 7 days period so i exchanged it for another one, the new one has been problem free
one of my friend also had random rebooting problem on her z3c and she sent it in twice for repair without success, if i didn't hear her case i wouldn't have demanded an exchange

Happened to me too, listening to music with my headphones, I pause the music to talk to someone, 5 minutes later press the headphones button to play, nothing happens and when I check the phone it was rebooting. Hasn't happened again yet, was 7 days ago

My phone has rebooted maybe 5 times in two weeks. Usually phone has been idling on table.
Sent from my iPad using Tapatalk

Seeing all responses here, it doesn't look very promising... I dont want to send it back yet, because the "service and repair" here in NL is a joke. They do a factory reset, say everything is fixed and send it back to you. I've experienced this before several times with my Z3c...
Hope a sofware update gets rid of these blackouts and bugs.

I got zero reboots after 1 week so i wanted to let you know because its to easy to get negative things out while the people with no problems dont come to the web because they have no reason yet

I had this problem, I fixed it by flashing latest build from xperifirm, and
I also had noticed media storage app using 1gb of memory so I forced close n cleared data and problem has gone.

karimero said:
Seeing all responses here, it doesn't look very promising... I dont want to send it back yet, because the "service and repair" here in NL is a joke. They do a factory reset, say everything is fixed and send it back to you. I've experienced this before several times with my Z3c...
Hope a sofware update gets rid of these blackouts and bugs.
Click to expand...
Click to collapse
that's exactly what they did for my friend's z3c, they kept believing it was a simple software problem, you gotta be tough to get more
like the other guy said, my first z5c would reboot just sitting on the table doing nothing, i suspect this might be more than software

Ill repeat, mine does not reboot for itself, and if would be, its an obvious sign 1) you did something what the device doesnt like, 2) you clearly have a faulty unit. Peace of cake, nothing to worry about, just exchange it and voila.

I've been having this problem on my brand new Z5 as well. I bought it from Clove so I really don't want to have to send it back. Gonna try and see if I can narrow down the cause or try to see how I could fix it (factory reset, reflashing the stock firmware or whatever).
Really hope it clears up.
Edit: So I repaired via PC Companion and I don't want to speak too soon but it looks like it's all good. The first time it happened was after installing a bunch of apps, including some older ones as well as some obscure ones. It's entirely possible that one of those apps were at fault. I've tried my hardest to replicate the issue since the repair (and being much more conservative with the apps that I've installed) and I haven't seen it happen once. I'm definitely hopeful now that it was an app-related issue and not a hardware one.
Sent from my Xperia Z using Tapatalk

Just out of curiousity..
What color is your device and from where did you purchase it?
Ive been hearing about faulty white Z5Cs which Sony acknowledged even.

Mine is black. But I have only had one spontaneous reboot the second day after I bought it. 3 weeks now and it hasn't happened again.
Sent from my E5823 using XDA Free mobile app

Mine is black color.
I have it since 4 days, and it already rebooted three times randomly ...
I don't know if I'll keep this phone or resend back and have an other brand device.

It happened with my white one when I had my SD card plugged in. I sent it back and got a new one

Mine's black and it never rebooted on its own

Black Z5C. I've been getting that kind of reboot regardless of repairing via PC Companion, or build number.
Any thoughts on what might be the issue?
Also, off topic, I believe I have two dead pixels (installed Screen test, and two pixels can't reproduce blue color) and I was wondering if that was an issue that might get me a new phone or just repair (it's been 2 months since I got it)?

I've had it for a month and maybe have gotten one or two reboots. I recently took a week long vacation and got 4 or 5 freeze/reboots. I'd be viewing photos, taking a picture, recording 4k and it would freeze. Power button could still bring up the menu but screen is not responsive. Eventually it reboots with the red led flashing. Only one it just rebooted with no warning

I have between 0 to 3 restarts/day. Sometime it crashes and freezes in the crash without restart. That is very nasty. I'll try to track it down.

Related

Random Rebooting

I know this is a common problem as I've seen it in other threads on other sites, but I haven't been able to find a cause/solution. My Evo 3D randomly reboots, frequently. It has happened with every firmware version since I got the phone, and with every rom/kernel I have installed. It doesn't seem to be an overheating issue. I've tried uninstalling a few apps to see if they might be the cause. Basically I'm ready to call it a hardware defect. Does anyone have any idea what causes this or how to fix it? I bought my phone unsubsidized online so it isn't easy to return, but I may have to try anyways. My 3D is useless as it is right now.
Return it.....
Sent from my EVO3D
I bought it from eBay so that's not an easy return. HTC wants me to pay to ship it to them and they want my credit card number, then if they decide it's not an issue covered by warranty then they will charge me both for looking at it and also to send it back. Basically they will hold my phone hostage if they decide they want money from me. I have filed a complaint against HTC with the Better Business Bureau over their warranty policy.
If on stock ROM, return it. Sometimes on custom roms it reboots like crazy for me when using browser.
It reboots on stock and custom roms.
Return it...
I've talked to three people at Sprint and they won't accept it as a return. They say I have to take it back to the store it was purchased at, and though I've talked to the person I bought it from, he's in another state, so Sprint says I'm SOL.
SeeNev said:
I've talked to three people at Sprint and they won't accept it as a return. They say I have to take it back to the store it was purchased at, and though I've talked to the person I bought it from, he's in another state, so Sprint says I'm SOL.
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Click to collapse
Try different Roms. My buddies had the same problem. Flashed supra and flashed silver needle kernel. Flashing a custom kernel can easily fix it. The stock kernel argues with the stock OS and the phone is tricked into thinking there is harm. Therefore reboots to try and save your phone from any damage. For sure switch the rom and kernel.
Sent from my PG86100 using Tapatalk
I reboot alot also and its been on all my roms and stock but better now on synergy rom
Sent from my PG86100 using XDA App
tnh196 said:
I reboot alot also and its been on all my roms and stock but better now on synergy rom
Sent from my PG86100 using XDA App
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Most reboots are due to using unstable software or user error, if these aren't in question then your phone is a bad apple
Sent from my PG86100 using Tapatalk
Have a look at the battery contacts. I have read of some people solving reboots by wedging in a piece of thin cardboard on the opposite end of the battery to give it more solid contact.
SeeNev said:
I know this is a common problem as I've seen it in other threads on other sites, but I haven't been able to find a cause/solution. My Evo 3D randomly reboots, frequently. It has happened with every firmware version since I got the phone, and with every rom/kernel I have installed. It doesn't seem to be an overheating issue. I've tried uninstalling a few apps to see if they might be the cause. Basically I'm ready to call it a hardware defect. Does anyone have any idea what causes this or how to fix it? I bought my phone unsubsidized online so it isn't easy to return, but I may have to try anyways. My 3D is useless as it is right now.
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replace your sd card.
*EDIT.... just for the sake of being a little more informational and contributing.... a bad sd card will cause this. your phone, like a computer, can detect a bad disk and will reboot itself to check it.
i had the same problem when i first got my phone... i had my old sd card in there... random reboots. replaced the sd card, problem went away immediately.
i KNEW it was the sd card, though, as soon as i powered up the phone with the new sd card installed because on my old phone whenever i would transfer apps to sd i would get this error pretty often "failed to move application" and i would do it again and it would work.
so after i put the old one in my new 3d i would get that same error... along with the reboots, and thats how i figured it was the card.
so when i powered the phone up with the new card, i went to move my apps from the internal disk to the card and EVERY single one of them moved over the first try. and the phone has not rebooted itself once since then.
also, i heard somewhere that HTC sent some phones out with bad sd cards.... so if you are using the one that came with the phone, that could still be your issue. replace the card.
I had a horrible time with my 3vo rebooting, then got a replacement through Sprint TEP (a new one, thank goodness; ##786# tells you refurbished status) but I had the new one do the same.
Once either of mine had a single reboot, it would then continue to a complete load (booting properly) but would then reboot again after 1-5 minutes. After pulling/reconnecting the battery, it is fine for a day.
The old one had the initial reboot WAY more often than the replacement (the old one had several in a day, this one has had only one per day for the past 2 days).
How to fix: You cannot fix it. You can, however, get a good day before it begins its rebooting sequence. To so this, you have to pull the battery. I have waited until it has rebooted, then I hit shutdown and disconnect-reconnect the battery before restarting.
I hope the issue is taken care of and the initial reboot is gotten rid of.
This has happened on bare stock unrooted and rooted cleanrom 2.1 and 2.2. Also, with 2 different SD cards and 2 different batteries and 2 different 3vos. I have HTC's fastboot off.
Cause: My best guess is that HTC fastboot is not completely off even when unchecked--something differentiates what is loaded during a random reboot from what is loaded after a battery pull, but I don't know what. That, or something differentiates a shutdown and the reboot that the phone does when it reboots randomly. I could be wrong. My sample size is only 2 corrections, but it literally rebooted 12 times then stopped completely after the battery pull and the same thing happened one additional time.
I appreciate the insights you guys have given. I have pulled the battery several times and I don't believe it has done any good, though I will test that further. I am using a 32gb sd card that I purchased when I had my evo 4g and it always worked before, but I will try using the 8gb that came with the phone. The battery is snug and I even 2 two spare battery that also don't fix the problem when being used. I had a lucky 2 days without any reboots, then back to about a dozen reboots a day. So far it's happened with every rom I've tried.
I have noticed that the problem seems to get worse in areas where there is no reception. I took it into the hoover dam and it rebooted like 20 times. Also at Disneyland in different ride buildings where there's no reception it would often reboot.
Yes, marginal reception areas are usually, but not exclusively, where mine starts its reboot routine. The other is during the airvana handoff.
Neither the battery or SD card made any difference. It seems to be getting worse now. All I have to do is run an application and half the time it will reboot. I've tried wiping the system and cache and reinstalling roms. Nothing works.
I was wrong before. It is the shutdown that makes the difference. Difference got home and it began to reset itself every 5 minutes or so. I pulled tjw battery during startup and it did not break the rebooting.
After it finished reboting, I selected shutdown then poweres it back on. After it came back up, it stayed up and has been stable since.
It looks like this might be something I have to get used to. If it begins to reboot, I have to give it a clean shutdown to relieve the issue (well, for 20 hours or so, at least). Again, HTC fastboot is always off.

[Q] have you gotten random restarts?

I've had the phone for 5 days, and I've gotten about 5 restarts.
It happens when I'm doing something. Playing with ring tones, playing a poker game app...
Just wondering if it's happened to anyone else, and if it's hardware or software related.
EDIT: 9/29/2011
I've had the phone for about 2 weeks now. The past week, I've not had any restarts. Don't know what's changed. I think there was an OTA update about last week. I"ve been using it as much as I had been - web browser, angry birds, email, etc...
Oh, about last week I also re-seated the battery. Don't know if that does anything, since the battery seem like it was seated fine. But someone recommended it. Could just be a fluke.
So, one way or another, the random restarts seem to have solved itself.
Me also
Had mine for about a week and has rebooted at least 5 times. Phone seems to hang and then rebooted.
I am coming from an EVO which never had these problems. Thought about trying a Samsung or another Photon
Yea, just yesterday when I was using my flashlight app for a few minutes. It has mostly happened when I used the led flash as a flashlight. It doesn't matter which app I use, it just restarts sometimes.
And also when I was playing a game today.
coachclass said:
I've had the phone for 5 days, and I've gotten about 5 restarts.
It happens when I'm doing something. Playing with ring tones, playing a poker game app...
Just wondering if it's happened to anyone else, and if it's hardware or software related.
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Click to collapse
Had mine for over 2 weeks without any random restarts
Sent from my MZ604 using xda premium
Had mine over a month, no problems at all.
Sent from my MB855 using Tapatalk
I have had mine for over a month also and have had one restart..... but then again every phone I have ever had restarted on its own at some point. By far this has been the best phone yet.
Had restarts and a few lock ups everyday. Got a replacement and no issues since.
Sent from my MB855 using XDA App
None for me after 3 weeks.
My EVO 3D used to do it once in a while when it would lose a signal.
Those who don't have random restarts hardly at all...are you installing apps and using the phone fairly heavily?
I'm wondering if this is a hardware of software issue.
Try re-seating your battery and make sure the back is on good.I was having the restart issue and it ended up being that the rep that initially started the phone up didn't put the battery door on correctly.
Sent from my MB855 using Tapatalk
I have a lot of software installed and use the phone heavily, I am running stock unrooted rom.
cornelious2 said:
Try re-seating your battery and make sure the back is on good.I was having the restart issue and it ended up being that the rep that initially started the phone up didn't put the battery door on correctly.
Sent from my MB855 using Tapatalk
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Exactly. I've only had one random restart, after the OTA, but I chalk it up to the heat wave where I was working. Poor Mo-Pho got up to 119 degrees.
I would also suggest a factory reset and wipe of the internal SD, a lot of times the testing of each phone before they're put in the box can cause issues.
Pew! Pew! Pew! From my Mo-Pho!
http://android-gz.com
no problems here. love this phone!
Me I am facing this issue since I got the phone I am at that point of replace the unit or order other phone!
What do you think?
I am really so pissed how is that you see only good comments on this phone and no body mention this known issue on thos youtubbie crappy videos...
I cant believe that I paid good money for this phone and I am not the only one with the issue. Sad thing no body know if this is HW or Sorftware!
I have no problem fixing the software... we really need the hackers spending some time debugging this issue.
Had my phone for a month, and have had 3. I am a heavy user so I expect it. Best phone I ever had.
Sent from my MoPho using the XDA Premium app
Same has been happening to my friends phone
Sent from my MB855 using xda premium
Ive had my phone for about a month, probably had 7 or 8 restarts total since I got it, two in one day during the first week but it seems better after the second OTA update. For the past two weeks I've only had two restarts. Each time it restarted I was playing angry birds and had let the phone got to sleep while in the middle of playing. When I woke it up it restarted. Sounds software related to me. Im rooted but not unlocked. I love this phone!
I get over 1 a day. Its sad. Def gonna get a replacement when I get the time
Sent from my MB855 using Tapatalk
I get atleast one a day. I don't notice because at home I set my phone down a lot. It gets worse when im on the phone surfing the web. Then it seems to do it more often. Yesterday it rebooted three times in one hour. It gets annoying but im past my 30 days to return plus Sprint doesn't have any other phone that interests me.
Sent from my Photon.
I have the reboot issue, but I have narrowed it down. DEVS TAKE A LOOK!!
So far I can get a 100% repro of this issue if
1. I am on WIFI for DATA and make or receive a call.
2. then leave WIFI area and attempt to call out, TXT or use 3G data.
3. phone will reboot every time when that occurs.
60% repro of reboot issue with the fallowing.
1. make or receive call with WIFI on but not attached to network.
2. go into WIFI range of a known(not new!) WIFI hotspot and phone attaches to WIFI on it's own.(this will sometimes cause the WIFI, 3G, and phone signal to all appear in the task bar at the same time)
3. make a phone call, txt or turn off WIFI then attempt to use 3G data and phone will reboot.
Also this is VERY IMPORTANT!! The conditions above will not cause the reboot on it's own. If you have data updates off or leave WIFI off all day then you might never see this. Also VERY important if you receive a call when attached to WIFI and then use your phone for data only you will not get the reboot right away it may take upto 30-40 min. Also important, if you attempt to do either repro above via making a phone call you will see the dialer get stuck at "connecting" in the upper left hand side, but it will never go to "connected" and hitting anything on the dialer or the back button will not help only home, but you will notice nothing on the phone will work anymore. This will ultimately lead to a reboot!
Here is the problem as I have trouble shot the living crap out of this and it seem that either the voice/3G radio is locking up or the dialer is crapping out.
Also on a side note that when the dialer is stuck on "connecting" if you force stop the dialer it does nothing, but if you force stop the "dialer storage" it will kill the dialer, but you will still get a reboot at some point after that.
So now we know where to look at for this issue. Can any of the devs look into this as I am not sure where to go from here, but this IS the problem everyone is seeing and can be hardware or software.

[Q] Screen backlight flickering updates

Hello,
I'm looking to figure out if anybody has found a software fix for the issue of screen backlight flickering on our phones. I've hunted down some threads through Google, but found nothing except 'go replace your phone and hope for the best.'
As a reminder, when grays are displayed onscreen (as in Play store loading screen), it seems as though the screen refresh rate can't 'keep up' with those colors. To me, the problem is even more noticeable when viewing pictures in the Gallery - seriously, I feel like I'm watching one of those 3D movies, and my eyes and head start to hurt! It's just enough that it drives me crazy, but other people do also seem to notice it, so I'm not just ACTUALLY going nuts. This problem showed up on stock before I rooted and went MeanROM, so I know it's not my fault. The problem is worse at higher brightness levels, and persists even with manual brightness settings on.
So yeah, anyone else have this problem? Any stories of successfully resolving it? I'm still within my Sprint 30-day replacement period, but already got 3rd-party insurance on my phone, so it'll be interesting to try to get a replacement phone insured under the same policy...
Yep have had this problem for a while now and actually got tired of it this morning and will take my phone back for a replacement whenever I have time! Gets so annoying especially noticing it in the littlest of places.
Sent from my EVO using xda premium
Hmm.. I never really noticed it until you pointed it out..
Sent from my EVO using xda app-developers app
drmclove69 said:
Yep have had this problem for a while now and actually got tired of it this morning and will take my phone back for a replacement whenever I have time! Gets so annoying especially noticing it in the littlest of places.
Sent from my EVO using xda premium
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Whoa, please let me know if your replacement is any better after a day or two of playing with it. I will probably do the same if there's an improvement.
Was on meanROM 4.2 until today, when I relocked and unrooted in preparation for getting a replacement at Sprint (I'm still within my 30 days). I was going to replace the phone because of this exact problem - a weird, barely-perceptible strobe effect when viewing grays and looking at certain photos in the gallery. And now - after all the hard work of finding an RUU for 2.13, figuring out the android SDK, learning how to use ADB (not to mention the whole initial unlock/twrp bootloader shebang) - I find that the screen flicker has dropped off. OK, sometimes there's an extremely brief (~150ms) hint of it all on a gray screen, but absolutely nothing compared to the headache that it was before. I'd recommend completely unrooting/relocking your phone and pushing the correct RUU. QBking77's the best for it - look up his youtube vids on android sdk intstallation/usage, then relocking your bootloader, then unrooting/installing an RUU. Remember to clear your Google Wallet first, and set your fastboot to off (under power settings). After relocking your bootloader, you might notice that you cannot boot past it. That's fine; just push your RUU with fastboot USB. You'll know what I mean after watching the vids.
After all that, if your results were like mine, you'll know it actually had something to do with your custom ROM. I have no idea how that is possible, as I seem to recall a flickering in my stock ROM, too, but I guess I was wrong. Perhaps it has something to do with my charge status, and I'll see the issue come back... who knows?
For relocking/unrooting
Step 1: Android SDK setup
Step 2: Relock the bootloader
Step 3: Unroot/Push RUU (for some reason, I had to go straight to pushing RUU from step 2 without booting into any ROM).
From all my scouring online, though, I've noticed that the people most consistently hammered with this problem (especially on screens other than photos in the Gallery or gray colors in the battery histogram of power settings) have build issues with their screens. These include light leak seeming to emanate in bands fanning up out of the home 'button' or graphical issues. These people usually report a fix to the problem once they receive a replacement; the ones with my problems typically complained of having received up to 3 (!) phones in a row with the maddening flicker, suggesting a software issue. It seems that the HTC One X itself was plagued with these problems, with graphical glitches also entering the mix, but an OTA fix a month ago or so minimized issues.
Lemme know how things go... I still have 4 days or so to return my phone if the flicker comes back, haha.
I had to get my phone replaced. sadly for me it was a hardware failture. check google maps and see if it the graphics flicker there, of if the background on minecraft main screne flickers in and out
Spyderekz said:
I had to get my phone replaced. sadly for me it was a hardware failture. check google maps and see if it the graphics flicker there, of if the background on minecraft main screne flickers in and out
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Click to collapse
Yeah, woke up this morning and problem was back in full force. I think it might be charge-dependent or temperature dependent (which makes sense if its an analog hardware component like a voltage regulator that's being futzy). I ended up replacing it, too, but Sprint charged me a bull**** $35 because I bought the phone at third-party reseller instead of a corporate store (god... damn... it). Anyway, my new (and refurb, btw) unit has absolutely no problems. Zero. Rooting and reinstalling meanROM now, haha. At least the store people acknowledged that they could also see the problem. Software scans turned up absolutely nothing, although Sprint says HTC does not allow them to open things up because it's a unibody phone, so it's still possible that my regulator was faulty.
Anyway, seems to me that it's a hardware problem having to do with a particular batch of phones. Strange, since my new phone is a 0003 hardware revision, just like my last...
Went today for my 3rd time trying to get a replacement because of this issue and not to mention I got denied a replacement when I was in my 14 grace day period I went in 2 times after that today being the 2nd and I asked for a replacement, I then have to wait for the "tech" to look at it...waited 1 hour to get told it phone has no problems we ran all the tests and passed, me really confused asked her do you even know what the problem is? She replies no....I then am like WTF. I tell her about my issue and try shwowing her and somehow doesn't notice it. Then asks 5 other people and they notice it and then they replace my screen? After I wait another hour (caused me to be late to work) then once done it actually fixed the problem completely, go home to find out she broke my speaker and my sd card won't mount! Drop it off and picked it up and all is fixed. I know want to terminate my contract cuz sprint has been giving me Shi**y customer service since day one! Someone who works at sprint plz help me!
Sent from my EVO using xda premium

[Q] Frustrated with desire x

I have posted before too on this issue of random reboots on desire x. It seems that i am the only one who have faced random reboot problem multiple times a day( varies between 1-10).
Now i would like to explain my issue in detail. These restarts DOES NOT occur when i am using the phone and running multitude of apps.
It only occurs when the phone is lying idle or when charging. Sometimes it reboots with white HTC screen while sometimes it gets stuck on a black screen( not switched off), in latter case i have to long press the power button to reboot it again. I can't even leave my phone alone while charging because it may crash which will result in missed calls and messages. The phone worked fine for first 4 months of purchase so may not be hardware related. I did upgrade my software twice from 1.18.401(factory) to 1.18.720 . the latest update was 1 week before the problem started.
I did not spent my $400(Indian price) on buying a buggy phone which bothers me and left me wondering why is it behaving so strangely.
The trouble shooting i performed in last month includes -
FACTORY RESETTING 5 TIMES
RUNNING PHONE WITHOUT SD CARD
RUNNING WITHOUT ANY APPS INSTALLED
PUTTING A WEDGE ALONG BATTERY TO ENSURE GOOD CONNECTION
SCRUBBING BATTERY AND PHONE CONTACTS
USING PHONE ON SEVERAL SIM CARDS
The problem may be network related, i don't know.
I am so disappointed in HTC. Is anybody here on software version 1.18.720 and not facing problem of reboots. If the update is faulty HTC should come up with another one.
I am on a sabbatical and 300 miles far from nearest service station for another month.It makes no sense to cover 300 miles and spend hell lotta money just to get this goddamned thing serviced. My last hopes are on Jelly Bean update to solve this problem which seems to take forever in coming to Asia. Is there any way to go back to 1.18.401 which came natively with my phone or some other way to resolve it.
Thank You
Get it replaced in Warranty. THE JB UPDATE WONT SOLVE THIS ISSUE. As it is specific to some users and not others, so its not a SOFTWARE issue. Its Hardware Fault. Get it replaced ASAP.
Regards
Yasir
neXus PRIME said:
Get it replaced in Warranty. THE JB UPDATE WONT SOLVE THIS ISSUE. As it is specific to some users and not others, so its not a SOFTWARE issue. Its Hardware Fault. Get it replaced ASAP.
Regards
Yasir
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Click to collapse
yea i still have 6 months of waranty left.. but the phone ran well for full 4 months before the update....so was wondering
rocky00001 said:
yea i still have 6 months of waranty left.. but the phone ran well for full 4 months before the update....so was wondering
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Click to collapse
Let the warranty guys wonder why the issue happened. Its a costly thing, and warranty is EXACTLY for these type of situations. USE it.
Just save yourself the hassle and get it replaced like nexus suggested if you dig into what the causes are it will take a while because i tried to with an older htc device
Jb wont solve it, if its kinda similar to my problem described in your previous thread, motherboard change is the only option
thanx everybody . so that means i will live with this faulty device for sometime more till i go back to my work place n have access to service station
rocky00001 said:
I have posted before too on this issue of random reboots on desire x. It seems that i am the only one who have faced random reboot problem multiple times a day( varies between 1-10).
Now i would like to explain my issue in detail. These restarts DOES NOT occur when i am using the phone and running multitude of apps.
It only occurs when the phone is lying idle or when charging. Sometimes it reboots with white HTC screen while sometimes it gets stuck on a black screen( not switched off), in latter case i have to long press the power button to reboot it again. I can't even leave my phone alone while charging because it may crash which will result in missed calls and messages. The phone worked fine for first 4 months of purchase so may not be hardware related. I did upgrade my software twice from 1.18.401(factory) to 1.18.720 . the latest update was 1 week before the problem started.
I did not spent my $400(Indian price) on buying a buggy phone which bothers me and left me wondering why is it behaving so strangely.
The trouble shooting i performed in last month includes -
FACTORY RESETTING 5 TIMES
RUNNING PHONE WITHOUT SD CARD
RUNNING WITHOUT ANY APPS INSTALLED
PUTTING A WEDGE ALONG BATTERY TO ENSURE GOOD CONNECTION
SCRUBBING BATTERY AND PHONE CONTACTS
USING PHONE ON SEVERAL SIM CARDS
The problem may be network related, i don't know.
I am so disappointed in HTC. Is anybody here on software version 1.18.720 and not facing problem of reboots. If the update is faulty HTC should come up with another one.
I am on a sabbatical and 300 miles far from nearest service station for another month.It makes no sense to cover 300 miles and spend hell lotta money just to get this goddamned thing serviced. My last hopes are on Jelly Bean update to solve this problem which seems to take forever in coming to Asia. Is there any way to go back to 1.18.401 which came natively with my phone or some other way to resolve it.
Thank You
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i am on 1.18.720.3 and have faced no problems whatsoever yes sometimes i have random restarts but that is a very rare case like once in a month you should probably get it fixed via service centre :good:
djranbhir said:
i am on 1.18.720.3 and have faced no problems whatsoever yes sometimes i have random restarts but that is a very rare case like once in a month you should probably get it fixed via service centre :good:
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maybe you too, I had very similar issue on desire, restarted firstly once in month, once in week, several times a day, ended up with totaly useless pocket clock, anything else caused restart
myusernamewastoken said:
maybe you too, I had very similar issue on desire, restarted firstly once in month, once in week, several times a day, ended up with totaly useless pocket clock, anything else caused restart
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ditto.it started once in week types but now the frequency is pretty constant n not progressive.. might be that we are few of unlucky ones.
i called htc few days back they told me flashing rom should fix it
restarted again within 10 mins i used it as wifi hot spot..sick of this thing....
I do not have access to a service centre for next 1 month
rocky00001 said:
restarted again within 10 mins i used it as wifi hot spot..sick of this thing....
I do not have access to a service centre for next 1 month
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Thats awfuly bad luck... cant you send it via mail to service centre? In czech republic, there is this posibility (and we are around monkeys level here in whole smartphone situation).
I also have 720.3 but don't have such problem.
That's absolutely a hardware problem,take it to service center asap n dont wait for jb update.
sent from my HTC DX
myusernamewastoken said:
Thats awfuly bad luck... cant you send it via mail to service centre? In czech republic, there is this posibility (and we are around monkeys level here in whole smartphone situation).
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YEA may be i can but that will take forever in India to get a proper response from main htc office/SC that is 3500 miles away. I will be in bangalore in may/june so will directly go the main service centre myself. Additionally I don't think they will replace the phone immediately so sending over mail will be useless if i get the same phone back with some temprory tweaking from their side.
I have 6 months of warranty left till November so if it goes bad let it be, my case will get stronger.
Can i flash my phone back to 1.18.420 myself without voiding warranty.?
In future i will think twice before going for HTC
i read somewhere in forums that android phones also need to cool down for sometime and periodic reboots or what they probably meant is switching off the phone for few mins is essential for long life of the phone but may be its just me
djranbhir said:
i read somewhere in forums that android phones also need to cool down for sometime and periodic reboots or what they probably meant is switching off the phone for few mins is essential for long life of the phone but may be its just me
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thats old desire trick called "put that brick into freezer", but it doesnt help in long term, youll have to cool it whole time youre using it
RANDOM REBOOTING devices with STOCK ROMs have FAULTY HARDWARE.
I phone shouldnt reboot on heat even with extreme use, and if it does, its faulty.
If you have custom roms or kernels, then it might be due to software issue, but on STOCK, its always HARDWARE.
rocky00001 said:
I have posted before too on this issue of random reboots on desire x. It seems that i am the only one who have faced random reboot problem multiple times a day( varies between 1-10).
Now i would like to explain my issue in detail. These restarts DOES NOT occur when i am using the phone and running multitude of apps.
It only occurs when the phone is lying idle or when charging. Sometimes it reboots with white HTC screen while sometimes it gets stuck on a black screen( not switched off), in latter case i have to long press the power button to reboot it again. I can't even leave my phone alone while charging because it may crash which will result in missed calls and messages. The phone worked fine for first 4 months of purchase so may not be hardware related. I did upgrade my software twice from 1.18.401(factory) to 1.18.720 . the latest update was 1 week before the problem started.
I did not spent my $400(Indian price) on buying a buggy phone which bothers me and left me wondering why is it behaving so strangely.
The trouble shooting i performed in last month includes -
FACTORY RESETTING 5 TIMES
RUNNING PHONE WITHOUT SD CARD
RUNNING WITHOUT ANY APPS INSTALLED
PUTTING A WEDGE ALONG BATTERY TO ENSURE GOOD CONNECTION
SCRUBBING BATTERY AND PHONE CONTACTS
USING PHONE ON SEVERAL SIM CARDS
The problem may be network related, i don't know.
I am so disappointed in HTC. Is anybody here on software version 1.18.720 and not facing problem of reboots. If the update is faulty HTC should come up with another one.
I am on a sabbatical and 300 miles far from nearest service station for another month.It makes no sense to cover 300 miles and spend hell lotta money just to get this goddamned thing serviced. My last hopes are on Jelly Bean update to solve this problem which seems to take forever in coming to Asia. Is there any way to go back to 1.18.401 which came natively with my phone or some other way to resolve it.
Thank You
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You remember me about my old Mio A701 phone who started to behave strange for month or two... and after that the radio chip crashed...
Also it happend on my wife's LG phone that a little dirty (mettalic I think) on circuit inside right behind the power plug was able to freeze the phone and some times to restart.
So, if you tried all that things and the problem is not solved then it is a hardware problem! You have to disassemble the phone and repair it! Or go to service center (never I had).
its not a heat problem coz .i can use this device for prolonged sessions. only when the screen is off and network on it reboots
PS. when is jb coming to India
Try one more thing there is a app(don't know name) which can increase the minimum processor frequency
Try that out may be your CPU has very low min speed, don't sure about this but give it a try.
If that requires rooting then don't do it.
sent from my HTC DX

[Q] Help LG-P760 frequent crash

LG-P760 stock Android 4.1.2
Only basic apps, FB, gmail etc.
1. Factory/hard reset
2. Works around 3-4 days perfectly, then starts to crash.
By crash I mean black screen, nothing helps, only battery pull.
3. After first crash, starts crashing more frequently. Happens only in standby.
Worst was today: If I start phone, log in, then it wont crash before I put it in standby. First time in standby, within 30 second, it had crashed.
twice crashed when someone tried to call me. Vibrated once, then crashed.
I would like to avoid replacing my phone.
Any ideas how to find the source of this problem? Any recommendations?
lamui said:
LG-P760 stock Android 4.1.2
Only basic apps, FB, gmail etc.
1. Factory/hard reset
2. Works around 3-4 days perfectly, then starts to crash.
By crash I mean black screen, nothing helps, only battery pull.
3. After first crash, starts crashing more frequently. Happens only in standby.
Worst was today: If I start phone, log in, then it wont crash before I put it in standby. First time in standby, within 30 second, it had crashed.
twice crashed when someone tried to call me. Vibrated once, then crashed.
I would like to avoid replacing my phone.
Any ideas how to find the source of this problem? Any recommendations?
Click to expand...
Click to collapse
I had the same problem with Vietnam Rom and it was the baseband. I changed to the baseband from ICS from a Rom of my country so I have Vietnam Rom+Original ICS baseband and everything works well.
Thanks.
Although, I understand it mostly is problem when you have unlocked bootloader.
I am running stock everything.
And they have problem with rebooting phone, mine crashes and freezes.
Weird is that it starts around third day of normal use.
I think I have to take on a quest with a warranty. Does anyone know, can I contact LG straight without the provider, where I bought the phone?
lamui said:
Thanks.
Although, I understand it mostly is problem when you have unlocked bootloader.
I am running stock everything.
And they have problem with rebooting phone, mine crashes and freezes.
Weird is that it starts around third day of normal use.
I think I have to take on a quest with a warranty. Does anyone know, can I contact LG straight without the provider, where I bought the phone?
Click to expand...
Click to collapse
You can.
lamui said:
Thanks.
Although, I understand it mostly is problem when you have unlocked bootloader.
I am running stock everything.
And they have problem with rebooting phone, mine crashes and freezes.
Weird is that it starts around third day of normal use.
I think I have to take on a quest with a warranty. Does anyone know, can I contact LG straight without the provider, where I bought the phone?
Click to expand...
Click to collapse
I haven't unlocked it. The problem was the same: SOD sleep of death, when the screen goes off you can't do anything but pull the battery.
But if you can use the warranty use it. You should find the warranty info in the box to know where send it in your city.
Sent from my LG-P768 using xda app-developers app
Thanks. I will search into it. Sleep of death is new expression for me.
I only have phone, it came from relatives who threw away receipt + box.
Luckily I managed to get new receipt from provider yesterday (I dont think they usually give out receipts twice), so now I can use local warranty.
Thanks everyone for replying. I will post update when I have final solution.
Since you are stock you might want to consider flashing the kdz to see if that helps. Good luck!
Sent from my LG-P769(20d) using the xda-developers app. If I helped you please hit the "thank you" button.
I'm having the exact same issue with mine. I've heard everything from "try a different SD card" to "factory reset," and nothing seems to permanently fix the issue. What I've found kind of sort of works is just reboot it a whole bunch until it finally comes up and doesn't do it any more. From there, I'm good to go until the battery runs out or I need to reboot it because all the bloatware is causing it to glitch. This usually means that I have to reboot my device 10+ times in a row every few days. Hopefully, you found a more viable fix than this.
neo1piv014 said:
I'm having the exact same issue with mine. I've heard everything from "try a different SD card" to "factory reset," and nothing seems to permanently fix the issue. What I've found kind of sort of works is just reboot it a whole bunch until it finally comes up and doesn't do it any more. From there, I'm good to go until the battery runs out or I need to reboot it because all the bloatware is causing it to glitch. This usually means that I have to reboot my device 10+ times in a row every few days. Hopefully, you found a more viable fix than this.
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Click to collapse
Hi
I managed to kind of solve this issue. Because I am not sure how, I haven't closed thread yet.
Anyway, I warranted device, they re-installed soft. Came back, same thing. After around weeks use, SOD. Factory reset. After that, things went interesting.
I tried not to leave it idle. Always had something running. I also had noticed by the time it never occurred when it was plugged in or music was playing.
One day it did it again, but I was in a hurry and just disregarded it. I did something(I was busy, maybe just plugged it in automatically?) and it came back up. It took like 10 sec for screen to start, but it did just wake up. And it haven't had crash ever since. I have no idea is this solution or is this just some coincidence and I am not keen to factory reset again, to see will it reoccur. It's my only phone
TLDR: Managed to get out of sleep of death, haven't reoccurred since.

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