Anyone else have a Pi that resets with the slightest touch? - Raspberry Pi Q&A, Help & Troubleshooting

I have a Pi model B(ver 1), but its a little frustrating to use because just the absolute slightest touch to the sd card seems to make the filesystem unreadable?
Are the SD slots on the Pi all so frustratingly sensitive and unreliable?
Is there a way to maybe make it less likely to cause crashes? A shim in the slot? A different(fatter) kind of SD card maybe? Or do I need to maybe resolder the socket or something?
Any ideas?

nixfu said:
I have a Pi model B(ver 1), but its a little frustrating to use because just the absolute slightest touch to the sd card seems to make the filesystem unreadable?
Are the SD slots on the Pi all so frustratingly sensitive and unreliable?
Is there a way to maybe make it less likely to cause crashes? A shim in the slot? A different(fatter) kind of SD card maybe? Or do I need to maybe resolder the socket or something?
Any ideas?
Click to expand...
Click to collapse
I do not personally own one but I have a buddy that has one and he is having the same issue, so if anyone knows it would be a great help.
Sorry I can't personally help, but my thoughts on it would be to take a close look at it and see if anything seems loose to the touch, then find a way to fix it accordingly.
Sent from my VS870 4G using xda app-developers app

I'd say switch power supply, don't overclock and switch SD card.
I've got 2 Pis, 2 rev2, one is 256mb RAM and the other is 512mb RAM, non have the problem you're experiencing.

nixfu said:
Any ideas?
Click to expand...
Click to collapse
My sd card slot was broken, possible you have the same problem.
This is a fix for this problem:
http://www.raspberrypi.org/phpBB3/viewtopic.php?f=26&t=7751&docid=

Yes! I have had that issue a few times, but I got it to work, by doing "sudo poweroff" and then unplugging it completely.

Im seconding three posts up about no overclocking and swapping sd card and psu
You can also check the voltage on board to if you have a voltmeter but i dont remember if its possible on rev1
and rev 1 was funky to begin with.
My pi with raspbmc and its rev2 with 512 mb ram doesnt have the problem either

It depends on the building you are in. I'm guessing it is quite old? ESD is a *****.
Sent from my HTC One using Tapatalk 4

It could be a case your using if you are using one that puts pressure on the card.

Related

Micro SD

Is there any way in which we can add a MicroSD card slot to the diamond?
HTCDiamond22 said:
Is there any way in which we can add a MicroSD card slot to the diamond?
Click to expand...
Click to collapse
I'm only specululating, but by desoldering the internal memory chip on the mainboard and resoldering to a micro-sd cardslot, it could be possible perhaps. I would bet, the interface is the same and the chip on the motherboard is nothing else, but an unhoused, normal micro-sd card - don't know it for sure of course.
But if possible at all, handling the tiny contacts of smd-chips is only possible with special equipement, a lot of experience and the risk of destroying the mainboard.
What about attaching microSD reader through extUSB?
sivko said:
What about attaching microSD reader through extUSB?
Click to expand...
Click to collapse
That is possible. Discussed in another thread here.
So far, can only be used for flashing ROM, using an external card reader.
Diamond is missing drivers for accessing the card in WM6.1.
just bin the diamond
go buy a pro....
did you not know this before you brought it
Micro-SD
I saw a cable which is basically like the computer's usb extension cable but only shorter. It was under the phones category and my guess is that it should work and not just for flashing the rom!
So I'm looking in ebay now to get one of those little suckers and try it to confirm if my theory is right or wrong!
Laters guys
Hi Guys
Let´s face it. HTC could have build this device with a Micro-SD.
They are just learning from Apple. upgrade it slowly. next year, they surrely release a "upgraded" version, with a 5M camera and a MicroSD card, more Ram...
Regards,
Joao
Joao Sacramento said:
Hi Guys
Let´s face it. HTC could have build this device with a Micro-SD.
They are just learning from Apple. upgrade it slowly. next year, they surrely release a "upgraded" version, with a 5M camera and a MicroSD card, more Ram...
Regards,
Joao
Click to expand...
Click to collapse
First of all, they could not have build this device with a micro-sd slot without getting thicker. And as the most of us want a thin and small device they made all right IMHO.
And why the hell should they learn from Apple??? How many PPC's did Apple build???
Like I said, I think they made a very good job with the Diamond.
So far....
I want a diamond with microsd
The touch pro is too fat for me (size and money).
SmoothO said:
First of all, they could not have build this device with a micro-sd slot without getting thicker. And as the most of us want a thin and small device they made all right IMHO.
Click to expand...
Click to collapse
Adding an SD slot would have added about 1mm to the thickness. Hardly a great amount in the grand scheme of things. However, it might have drained the battery even further, so maybe that's why it was left out.

Q: Possible to upgrade internal SD?

Short Question:
The Korean Version seems to have an internal SD card with 16 GB, our phones have only 8 GB. Is it possible to upgrade it to 16 or 32 GB? Perhaps we can extend our storage for apps...
euhm i think its baked on the board somewhere. On the other hand. Why on earth do you need to enlarge it? The external SD card can hold 32G? Do you really need so much space on your phone?
Its an emmc chip and they are a ***** to solder and hard to get a hold of. Read the service manual to find out the exact part. They have the manual over at optimus2x.net
Oh one more thing, its a bga connection which means reflow work. There better not be any components on the other side of the board.
Sent from my LG-P990 using XDA Premium App
Ohh I've seen it in the manual. Soldering a new chip on the phone isn't an option for me.
Thank you!

[Q] Does flashing damage the hardware?

Hi,
So, I flash MIUI at least twice a week.
is there any impact of this repetitive flashing to the galaxy hardware?
MS
No it does not
Sent from my GT-I9000 using XDA App
I cant give a strong statement on this, but if it is like reformatting a hard disk on PC every now and then, then it might harm the phone. What I know for sure is that overclocking reduces the lifetime of the CPU.
In a sense yes, flashing your phone will use the SD card more then it really should be used. It increases the amount of wear leveling on the SD card. So, instead of the SD card being able to work for 99999 write cycles, it may only do 88888. Something like that anyways. Although you'd never notice this in the phones lifetime. So practically it does not

[Q] Recommendations for a new SDcard for XT720

My Korean Motoroli seems to be having big problems with the SDcard recently. Originally I had the factory-issued no-name 8gig class 4 in it and now I have some other no-name brand 16gig class 8 in it, but the problems still remain.
The phone will either "loose" many photos when I use the camera (not writing them to the card) or will even sometimes go to a black screen and then just reboot. Sometimes it even just simply hard-locks the phone requiring me to pull the battery.
What recommended bands/class of sdcard would fix this? Or is the problem something else?
marukii said:
My Korean Motoroli seems to be having big problems with the SDcard recently. Originally I had the factory-issued no-name 8gig class 4 in it and now I have some other no-name brand 16gig class 8 in it, but the problems still remain.
The phone will either "loose" many photos when I use the camera (not writing them to the card) or will even sometimes go to a black screen and then just reboot. Sometimes it even just simply hard-locks the phone requiring me to pull the battery.
What recommended bands/class of sdcard would fix this? Or is the problem something else?
Click to expand...
Click to collapse
Have you tried reformatting? Or scanning the disk for bad sectors?
sohrab.naushad said:
Have you tried reformatting? Or scanning the disk for bad sectors?
Click to expand...
Click to collapse
Yes, both. I even used the official SDcard formatting program.
marukii said:
Yes, both. I even used the official SDcard formatting program.
Click to expand...
Click to collapse
Can I ask which ROM you are using? What sort of modifications youve done to the phone? I myself use the stock class 2 8GB and have never had many problems. Since you have the problem on multiple SDcards, it seems like a hardware problem. Bit if you are using a customROM, maybe somethings messing up there. More information would be helpful.
sohrab.naushad said:
Can I ask which ROM you are using? What sort of modifications youve done to the phone? I myself use the stock class 2 8GB and have never had many problems. Since you have the problem on multiple SDcards, it seems like a hardware problem. Bit if you are using a customROM, maybe somethings messing up there. More information would be helpful.
Click to expand...
Click to collapse
I have the official, stock 2.2.1 rom (SKT_N_79.33.50R). I've rooted the phone and I've used Motomizer One-Click Optimizier on it.
good card on sale
http://www.play.com/Mobiles/Mobile/...rce=0&searchstring=samsung+sd&urlrefer=search
if you can wait till the 22nd
Hi!
I had the same issues. Also with the stock card and with a no name 16GB card.
Have bought a Samsung 8GB class6 PLUS card from here
Since I´m using this card. I haven´t had any problems. Phone is slidly faster and very stable now. No reboots. Apps2sd is working fine.
try-and-error said:
Hi!
I had the same issues. Also with the stock card and with a no name 16GB card.
Have bought a Samsung 8GB class6 PLUS card from here
Since I´m using this card. I haven´t had any problems. Phone is slidly faster and very stable now. No reboots. Apps2sd is working fine.
Click to expand...
Click to collapse
i have this card. It is great.
Might be even more useful now that we have ext4 enabled
IronMit said:
i have this card. It is great.
Might be even more useful now that we have ext4 enabled
Click to expand...
Click to collapse
That´s absolutely true.
Will try ext4 in the next days.
Okay, looks like that's the card I should buy. I found a Korean source for it here: http://item.gmarket.co.kr/detailview/Item.asp?goodscode=216437760
Hopefully It might fix some of my problems...
Well, I got the new SDcard (see above) and it seems to be a little better (slightly more responsive)... but the phone still locks up and and/or reboots when I take a photo sometimes. The chance of it happening seems to be less now, but it's still likely to happen.
Any other ideas? Have any other users had a similar problem to this?
Hey check out this thread (see my post #19). A good conversation about cards and classes. Maybe read before you buy and commit.
http://forum.xda-developers.com/showthread.php?t=1174045&page=2
Card type and class has much to do with camera quality and also video too.
Surprised there isn't more talk about this issue with all the sdcard issues we have. With HD recording and an 8mpxl camera it seems we need a better class card, I need to get a couple for my phones and I am trying to find the best buy on a samsung. My question for anyone who has experience is if I spend the money on a class 10 samsung, is it going to make a big noticeable difference? Will it stop a lot of the issues or is the issue more related to Android and even more so with XT720? Is there anyone who has upgraded who can answer? Seems it will but I would hate to spend the money and not get much improvement.
LibertyMonger said:
Surprised there isn't more talk about this issue with all the sdcard issues we have. With HD recording and an 8mpxl camera it seems we need a better class card, I need to get a couple for my phones and I am trying to find the best buy on a samsung. My question for anyone who has experience is if I spend the money on a class 10 samsung, is it going to make a big noticeable difference? Will it stop a lot of the issues or is the issue more related to Android and even more so with XT720? Is there anyone who has upgraded who can answer? Seems it will but I would hate to spend the money and not get much improvement.
Click to expand...
Click to collapse
I am currently using a Samsung Class 10 16GB card that I ordered somewhere online. My main Issue always was with transferring media and this card tackles the problem with ease, I do not get black screen problems anymore. The camera seemed ok with no major differences that I noticed, but usual camera freezes have reduced. Overall I would suggest an upgrade.
krishn said:
I am currently using a Samsung Class 10 16GB card that I ordered somewhere online. My main Issue always was with transferring media and this card tackles the problem with ease, I do not get black screen problems anymore. The camera seemed ok with no major differences that I noticed, but usual camera freezes have reduced. Overall I would suggest an upgrade.
Click to expand...
Click to collapse
It's the same for me. Since 1 day I replaced my stock 8gb sdcard by a lexar 8gb class 10 and no more problem to transfer (hope it will continue) and video record under cm7.2 is smooth.
Zachary57 said:
It's the same for me. Since 1 day I replaced my stock 8gb sdcard by a lexar 8gb class 10 and no more problem to transfer (hope it will continue) and video record under cm7.2 is smooth.
Click to expand...
Click to collapse
you don't get the blackscreen with CM7?
Sent from my Nexus S using XDA
LibertyMonger said:
you don't get the blackscreen with CM7?
Sent from my Nexus S using XDA
Click to expand...
Click to collapse
No,black screen issues are very rare. But have to admit they tend to happen at times,though negligible.
marukii said:
My Korean Motoroli seems to be having big problems with the SDcard recently. Originally I had the factory-issued no-name 8gig class 4 in it and now I have some other no-name brand 16gig class 8 in it, but the problems still remain.
The phone will either "loose" many photos when I use the camera (not writing them to the card) or will even sometimes go to a black screen and then just reboot. Sometimes it even just simply hard-locks the phone requiring me to pull the battery.
What recommended bands/class of sdcard would fix this? Or is the problem something else?
Click to expand...
Click to collapse
Hi maruki, does it fix your sd card problem. I am also experiencing sd card problem when taking photographs or any activity that will require writing to sd card. (Downloading, etc) I am also suspecting it is a sd card issue and hoping the problem is not on our device. I also plan to buy new one since I am using the stock mem card that comes with the unit. I want to know if it worked for you.
by the way, setting the camera to lower resolution seems to fix the sd card writing failure in my case.
there is new type of sd card, UHS-1 which seem to to deliver a very high speed and write, topping any current sd card in market now as decribed here: http://www.engadget.com/2012/04/05/samsung-ultra-high-speed-microsd/
maybe when it's available I'll purchased one, also the best thing is that it can be used for swap ram to fix xt720 low ram problem. do you think so?
but I'm also not sure if these uhs-1 cards are compatible with xt 720 or not. If anyone plans to buy one when it's available please review after that i'll also do a review when I get one.
class 10
buy a class 10 memory card

64GB microsdxc not compatible with the Tab

So it seems that the Kingmax 64gb microsdxc card doesn't work with the Tab. Hardly unexpected but hey you never know until you try. It just keeps asking me to format it over and over again.
Oh well, it works fine on my gs2
As far as i know, the tab only support 32GB sdcard.
More specifically, the microsdhc spec supports up to 32gb. Usually when they say a device only supports 32gb it's because it uses this spec so it implies this limit. But some newer devices specifiy microsdhc however they can use more than the 32gb limit. So that was my hope here.
Got it, so is a limitation about the sdcard tec, not a limit of tab hardware...
Well maybe both. Who knows. Maybe it's a good excuse for me to start cooking roms and writing kernels.
Back in the day...
Back in the old days, my old HTC XDA Exec, was not compatible with the new fangled technology of SDHC, and was only able to read SD until some enterprizing folks here at XDA created some updated drivers for it.
Remember the form factor is identical, only the file system (I believe, I may be wrong) of the SD/SDHC/SDXC system changes.
Hopefully someone can get the drivers from a device that does support SDXC to work with the Tabs SDHC reader.
I think your hardware actually has to support the new format, not just the software. My guess is that your old HTC actually supported SDHC at the hardware level, just not at the software level yet. I have a card reader in my desktop as well as one in my laptop that will only read SD, not SDHC, regardless of the size. I am pretty sure SDHC slots will never be able to read SDXC unless the hardware was actually built to support it, but we'll see.
What are you filling your Tab with?
I have been using my tab for over 6 months now and still have not used over 4GB, so the 16GB it has internally was always more than enough. I wonder what all of you are using the space for? Are you loading it with movies & Music or what else?
Any way you can always get the connector to attach a USB storage to your tablet and plugin an extra storage when needed. I mean you can archive your old movies & music to an external USB Drive!
digg1980 said:
I have been using my tab for over 6 months now and still have not used over 4GB, so the 16GB it has internally was always more than enough. I wonder what all of you are using the space for? Are you loading it with movies & Music or what else?
Any way you can always get the connector to attach a USB storage to your tablet and plugin an extra storage when needed. I mean you can archive your old movies & music to an external USB Drive!
Click to expand...
Click to collapse
Yeah, but who the $*%& want's to carry around an external when it could all be internal
Another idea, and I read through the thread and didn't see this mentioned. Would it matter if the card was broken up into two 32GB partitions?
This just made me think of this, does anyone know a partition type for android that would allow file transfer to SD Card over 4 GB? I've always thought that was a FAT limitation (which it is) but hadn't considered other supported format types that might allow for the bigger transfers but also be recognized by Android.
Now that's a burning question!
Most roms are ext4. Try using that. Downside, your windows boxes won't support these out of box
Thanks for the advice about the custom rom. I might give that a shot.
As for why I use this much, this tab is my car stereo so that means lots of music and movies for long trips. It's easy to eat up a lot of space that way.
no0n said:
Most roms are ext4. Try using that. Downside, your windows boxes won't support these out of box
Click to expand...
Click to collapse
Tried it, didn't work because I think Android is expecting it to be FAT32 when it's inserted. I wonder if there is a ROM out that would allow for EXT4 SD cards instead of having to use FAT32? Anyone heard of anything like that?
matt.wolfley said:
Tried it, didn't work because I think Android is expecting it to be FAT32 when it's inserted. I wonder if there is a ROM out that would allow for EXT4 SD cards instead of having to use FAT32? Anyone heard of anything like that?
Click to expand...
Click to collapse
My understanding of this might not be correct but I think fat32 shouldn't be an issue. The 64gb card I got is fat32 and my gs2 seems to use it fine.
matt.wolfley said:
Tried it, didn't work because I think Android is expecting it to be FAT32 when it's inserted. I wonder if there is a ROM out that would allow for EXT4 SD cards instead of having to use FAT32? Anyone heard of anything like that?
Click to expand...
Click to collapse
Also, which custom rom did you use?
cruton said:
My understanding of this might not be correct but I think fat32 shouldn't be an issue. The 64gb card I got is fat32 and my gs2 seems to use it fine.
Click to expand...
Click to collapse
Sorry, I kinda hijacked your thread. I was just thinking if you created two 32 GB partitions to see if it was a capacity limitation. I'm not using a custom rom right now, I was just wondering if there was a rom that would allow you to use ext4 on an as card for large file transfer. 64 GB would do me little good without alleviating the limitations of fat 32.
Sent from my GT-P6210 using Tapatalk
I think TAB support maximum SD card is 32G... or u can try different format, it might be work....
Well after much wrestling with Odin I managed to flash Roderick's ef17 kernel and now the 64gb card works, Sky Wizard be praised!!
I don't know if it was the kernel or if my Tab was messed up. And video seems choppy, I'm not sure if it's a slow card or something else yet.

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