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AR15.COM
5/5/2010 3:48:27 PM EDT
...not connect to my wireless modem after hibernating?  You can turn it off/on or simply restart it, and it connects without any problem.  However, if it goes into hibernation mode, it will not connect.  You can "right click" the icon in the task bar, and it still doesn't recognize the modem (or locate any wireless signal).  Now, every once in a whil it will automatically reconnect, but for the most part you have to completely restart the computer.  The computer is an eMachines desktop using a Linksys Wireless-N network adapter through one of the USB ports.  Any ideas?
5/5/2010 3:53:19 PM EDT
[#1]
what is the operating system?
5/5/2010 4:39:31 PM EDT
[#2]
Windows XP...
5/5/2010 4:43:59 PM EDT
[#3]
You have a driver problem with your wireless network adapter or something.  Update it!  Update everything!

Just a guess, I've seen wired network cards do that.  Power saving settings aren't always ready for prime-time.
5/5/2010 4:48:54 PM EDT
[#4]
My guess would be that the nic is powering down for energy savings and isn't always able to restart.  Fiddle with your power savings settings or the configuration program for the linksys.
5/5/2010 4:53:20 PM EDT
[#5]
to try and nail down the problem... after coming back from hibernation try a



start––>run––>"cmd"




ipconfig /release

ipconig /renew




if it comes back up after renewing then your probably looking at a power saving issue.
5/5/2010 4:59:34 PM EDT
[#6]
Check your power options for the device, it's probably set to let the o/s turn it off to conserve power, uncheck that option and retry.
5/5/2010 5:30:35 PM EDT
[#7]
my laptop does almost the same thing but instead of refusing to connect, it is very slow on the first hit against the web.
I use hibernate all the time; saves startup time and saves the situation when I shut down.

That said, I am using the built-in wi-fi on a compaq cheapo laptop about 6 years old.

Since yours is USB based, it could be the issues mentioned above, or it could be the USB port itself going to sleep.

Try connecting a USB flash drive, accessing it, then hibernate.  If it shows up again after restart, then I'd say it isn't a USB problem.
If the flash drive is not connected after the above, then I'd suspect a USB sleep issue.

Also, please clarify-are you referring to 'sleep' mode or 'hibernate' mode? They are very different.  I know you say 'hibernate' but just want to be sure.

One other thing-when the problem shows, what happens if you simply unplug the USB device and replug it?   If nothing else, this could be a usable workaround.
5/5/2010 5:31:30 PM EDT
[#8]
also check power options for usb ports.  Sometimes they power down and have trouble coming back up.
5/5/2010 7:30:07 PM EDT
[#9]
Thanks for the suggestions, I'll give them a try...


Fiddle with your power savings settings or the configuration program for the linksys


also check power options for usb ports


Wait a minute, I am not sure how to do either of these suggestion...
5/6/2010 1:25:40 PM EDT
[#10]
Quoted:
Thanks for the suggestions, I'll give them a try...


Fiddle with your power savings settings or the configuration program for the linksys


also check power options for usb ports


Wait a minute, I am not sure how to do either of these suggestion...


For USB ports go to:
- Control Panel
- System
- Device Manager -> expand Universal Serial Bus Controllers
- right click on Generic USB Hub
- click on Power Management and uncheck "allow the computer to turn off this device to save power"

You may have to do it to the USB root hubs also.  I'm on Windows 7 so if your on XP or Vista it might be different.
5/6/2010 2:01:47 PM EDT
[#11]
I know that it sounds stupid. But I had a similar problem, the computer would not come out of hibernation with the mouse, I had to use the enter key on the keyboard.
Just my 2 cents worth.
5/6/2010 6:08:41 PM EDT
[#12]
Funny thing, today it come out of hibernation with no problems....