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Unread 16-03-2010, 09:57
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classmate charger power requirement

I am at work thinking about this so I don't have the charger here. Can anybody tell me what the input power requirement is for the classmate pc's charger? What is the output voltage?
Thanks
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Unread 16-03-2010, 10:43
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Re: classmate charger power requirement

This is from memory, so someone with the charger handy would be a better source. From what I remember:

Input
  • 100v-240v AC
  • 1.2A
Output:
  • 2 Amps (50 watts is enough)
  • 20v output
P.S. I checked when I got home and I'd remembered correctly.
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Last edited by Mark McLeod : 17-03-2010 at 07:44.
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Unread 06-01-2011, 19:34
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Re: classmate charger power requirement

Does anyone know if it's center pin positive or negative? This is actually quite urgent, so if anyone can find out that'd be great.

Thanks
Jacob
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Unread 06-01-2011, 19:51
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Re: classmate charger power requirement

Center pin positive

P.S.
Here's a better picture and more to the point, a crop of just the power info.
Attached Thumbnails
Click image for larger version

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ID:	9586  Click image for larger version

Name:	ClassmateCharger2.jpg
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Size:	50.4 KB
ID:	9587  
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Unread 06-01-2011, 20:26
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Re: classmate charger power requirement

Mark,

What in that image indicates it's center pin positive? Or have you taken to the practice of including red herrings in your post as well
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Unread 06-01-2011, 20:42
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Re: classmate charger power requirement

There's so many symbols on that label I really had to look to find it.
It's to the right of the DC output spec, right below the text "50-60Hz".

(Unfortunately the scanner has a very short focal length, and so the distance offset by the rim of the charger was enough to make the label hard to read.)
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Unread 20-01-2011, 11:27
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Re: classmate charger power requirement

Just to round things out.

Here is the power required by the 2011 Classmate.
Slight differences from the 2010 model.

Still just as busy as the other one.
Attached Thumbnails
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Name:	2011-ClassmatePower.jpg
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ID:	9744  Click image for larger version

Name:	2011-ClassmatePower-2.jpg
Views:	38
Size:	9.3 KB
ID:	9745  
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Unread 31-03-2011, 00:16
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Re: classmate charger power requirement

I need help. Our team lost the Classmate charger again second year in a row. We have the original classmate 2010. Does anybody know which AC/DC adapter I should purchase as a replacement from www.ctlcorp.com?

They have

http://www.ctlcorp.com/v4/p-1074-ac-...r-2go-uw1.aspx
http://www.ctlcorp.com/v4/p-904-ac-a...9-and-e10.aspx
http://www.ctlcorp.com/v4/p-1076-ac-...te-pc-e11.aspx
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Unread 31-03-2011, 00:38
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Re: classmate charger power requirement

http://www.ctlcorp.com/v4/p-904-ac-a...9-and-e10.aspx
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Unread 31-03-2011, 00:40
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Re: classmate charger power requirement

Quote:
Originally Posted by Joe Ross View Post
Thanks Joe for the quick reply. This is the one on back order. Does anybody know of any other source I can get one. If I use the 19V 2.1A output 2011 charger, will it fit and will it damage the Classmate PC?
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Unread 31-03-2011, 08:32
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Re: classmate charger power requirement

http://www.wireless.att.com/cell-pho...id=vPbPJ5OAGA7

Price is $5 after an instant $20 discount and shipping is free.

I bought two of them as spares. They've helped teams at both regionals I attended.

Thanks to user silverD for the pointer.

Last edited by Alan Anderson : 31-03-2011 at 08:34.
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