Tired of the Intel Centrino 2230's poor performance, I decided to upgrade. I followed the standard procedure of flashing the modified BIOS with the whitelist removed, swapped the cards, and booted up. No issues encountered and my wifi connection was much more stable and faster. Great, right? Yes! That is... until I tried to put my laptop to sleep later that night. Right after it gets to sleep, it wakes right back up.
I've done a good bit of research and it seems that other people who performed the same upgrade are suffering from it as well. I've attempted all of the "fixes" I've seen but nothing has help. So, I'm turning to you more experienced people! To make it a bit easier, I'll include the results from some testing that I've seen suggested already.
BIOS version: 1.09
Intel Dual Band Wireless-AC 7260
Model: 7260HMW
Driver version: 16.10.0.5
Bluetooth driver version: 3.1.1311.400
Someone suggested using this command to see if there was anything "weird". Doesn't look so.
Someone suggested removing all other devices that can wake the system so I can rule them out in my tests.Code:C:\>powercfg requests DISPLAY: None. SYSTEM: None. AWAYMODE: None. EXECUTION: None. PERFBOOST: None.
Someone suggested that this command may show what device caused the wake. Unfortunately, it didn't.Code:C:\>powercfg /devicequery wake_armed HID Keyboard Device
Event viewer right after sleep attempted.Code:C:\>powercfg /lastwake Wake History Count - 1 Wake History [0] Wake Source Count - 0
Sorry for such a long, boring post but I figured that I'd try to provide as much info as possible. Any other tests I should run? I'd love to be able to sleep my laptop again...Code:[U]Information 3/10/2014 11:53:22 AM Power-Troubleshooter[/U] The system has returned from a low power state. Sleep Time: 2014-03-10T15:53:07.244058500Z Wake Time: 2014-03-10T15:53:21.053838700Z Wake Source: Unknown [U]Information 3/10/2014 11:53:18 AM BTHUSB[/U] Windows cannot store Bluetooth authentication codes (link keys) on the local adapter. Bluetooth keyboards might not work in the system BIOS during startup. [U]Information 3/10/2014 11:53:17 AM Kernel-Power[/U] Firmware S3 times. ResumeCount: 1, FullResume: 385, AverageResume: 385 [U]Information 3/10/2014 11:53:17 AM Kernel-General[/U] The system time has changed to 2014-03-10T15:53:17.500000000Z from 2014-03-10T15:53:14.537849800Z. Change Reason: System time synchronized with the hardware clock. [U]Information 3/10/2014 11:53:12 AM Kernel-Power[/U] The system is entering sleep. Sleep Reason: Application API
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conscriptvirus Notebook Evangelist
Try reinstalling video card drivers?
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There should be a way under power options to not let the wireless card wake the computer. Check that and make sure that it's set that way.
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Reinstall:
- Lenovo Energy Management
- Nvidia Graphics
- Intel Graphics
Swapped an Intel 7260 into my Y510P, now it won't sleep. Ideas?
Discussion in 'Lenovo' started by Engee, Mar 10, 2014.