Poll: Have you had charging or USB problems with your N900
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Have you had charging or USB problems with your N900

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bockersjv's Avatar
Posts: 857 | Thanked: 1,206 times | Joined on Dec 2009 @ Chertsey in the Thames, United Kingdom
#1021
They will just want the phone minus the battery, sim, microsd card and stylus.
 
HumanPenguin's Avatar
Posts: 270 | Thanked: 170 times | Joined on Jul 2007 @ Atlanta, GA + Oxford UK
#1022
Originally Posted by impatient View Post
Unfortunately this weekend my Micro USB connector came off.
I was aware of the problem so had been extra careful but this did not seem to make any difference.
On inspection of the underside of the connector there are really only two pads holding the connector to the board.
I haven't taken the phone apart to examine the board, but it is obvious only small parts of the copper pads have been lifted. The underside of the connector has several very clean areas which point to poor bonding between the connector and solder.
I hope they won't refuse to repair it under warranty, I expect my unit was one of the early ones. What has been other peoples process for replacement, do I need to pack up all the accessories etc. will I be getting this phone back or not and therefore do I need to wipe it of personal data/back up.
Sadly my battery is flat, so if anybody can tell me the charging voltage/current for the battery it will save me investigating how I can charge it directly.
As far as we can tell Nokia has been replacing/repairing all devices for the last 2 weeks.

So you should be all right. They are taking a long while to return teh devices in a few places.

The best thing to to is contact the Nokia care HQ live within your courty. And ask to have it sent directly to them as this is what the remote care centres have to do anyway. A few remote centres seem to be taking longer to get the message then other.

But it has be en a while since anyone posted that their centre rejected the device.
 
Posts: 3,401 | Thanked: 1,255 times | Joined on Nov 2005 @ London, UK
#1023
Originally Posted by bockersjv View Post
They will just want the phone minus the battery, sim, microsd card and stylus.
In the past (770, N8x0) they also didn't want the battery cover. Basically don't send them anything they can lose and that they would then have to replace (most likely you'd get your device back missing something you included and then have to try and argue for a replacement for the lost part which will be an even more painful experience than the original repair).
 

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#1024
So how long average does it seem to be taking? Just sent mine away today, hoping and praying for a week (I know I know massively unlikely!)
 
Posts: 79 | Thanked: 12 times | Joined on Dec 2009
#1025
Originally Posted by chrisp7 View Post
So how long average does it seem to be taking? Just sent mine away today, hoping and praying for a week (I know I know massively unlikely!)
I sent mine in on Wednesday. They received it on Friday, and shipped me a replacement on today. Couldn't have asked for a better result.
 

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Posts: 60 | Thanked: 46 times | Joined on Jan 2010 @ Europe
#1026
Originally Posted by LaughingMan
Why the hell would anyone use micro usb instead of mini usb?
Originally Posted by blue_led View Post
this is main reason
the Chinese government mandated the use of Micro-USB as the standard for phone chargers at the end of 2006, china drop 100 milion chargers / year and this is a enviromental issue.

http://www.wirelessnetdesignline.com...leArticle=true
While there might be some truth to it, there is at least one technical reason to use Micro-USB. You would think that a bigger connector is more robust, eh? But not ultimately so. Micro-USB is built to endure more plugging cycles than Mini-USB. (Mini-USB: 5000, Micro-USB: 10000)

Last edited by gobuki; 2010-03-08 at 23:35. Reason: typo
 

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#1027
Originally Posted by gobuki View Post
While there might be some truth to it, there is at least one technical reason to use Micro-USB. You would think that a bigger connector is more robust, eh? But not ultimately so. Micro-USB is built to endure more plugging cycles than Mini-USB. (Mini-USB: 5000, Micro-USB: 10000)
That's awsome. So when the micro USB socket rips off the n900 system board we can rest easy knowing that the socket itself will still be working properly.
 

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bockersjv's Avatar
Posts: 857 | Thanked: 1,206 times | Joined on Dec 2009 @ Chertsey in the Thames, United Kingdom
#1028
It's not the Micro usb that is at fault, more the way in which it is mounted so that there is too much stress placed on the solder joints to the Motherboard each time the plug is pulled
 

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#1029
For mine I am certain poor soldering was the issue.
You wouldn't know your device suffered from it until it came off.
Usually connectors die from bent pins etc. but as you say the connector itself is very sturdy.
I was tempted to go and get some nice pictures down a microscope of it so you can all see where the fracture started/ where the solder wasn't, but I haven't had time yet and I am posting it off today.

Last edited by impatient; 2010-03-09 at 09:44. Reason: spelling
 

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bockersjv's Avatar
Posts: 857 | Thanked: 1,206 times | Joined on Dec 2009 @ Chertsey in the Thames, United Kingdom
#1030
My Microusb has pulled away from the motherboard and you could see the orange motherboard tracks still attached to the socket, so if anything I suppose the solder is too strong as when it fails it rips from the MB which makes economical repair unviable
 
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bad design, broken, charging, failure, hardware, loose, microusb, microusb port, n900, nokia, part, port, repair, return, surface mount, usb, usb port, warranty

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