Wow i'm stumped on this one. It's a Toshiba Satellite A355-S6998E. It randomly enters sleep mode by itself with NO user interaction. I disabled sleep mode in the power settings and it still does it. I even reinstalled the OS, no luck. I do have a Microsoft Explorer Wireless mouse hooked
to the laptop and that's it for external devices.
Specs are:
Satellite A355-S6998E
Intel® Core™2 Duo Processor P7350
Windows 8 Pro (64-bit)
4GB PC6400 DDR2 800MHz SDRAM
320GB HDD (5400rpm, Serial ATA)
DVD-SuperMulti (+/-R double layer) with Labelflash™ drive
Intel® Wi-Fi Link 5100AGN (802.11a/g/n)
No Bluetooth (No Antenna)
86 key US keyboard
CD/DVD Buttons (Play/Pause, Stop, Prev Track, Next Track)
Media button
Mute button
Touch pad pointing device
Li-Ion (4000mAh, 6-Cell)
1-eSATA/USB (2.0) combo port with Sleep and Charge
3-USB (2.0) with Sleep and Charge
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From what I read that model shipped with Vista, did you have the same issue with Vista and or 7 ? I have used the power troubleshooter in Win 7 with some success, it may be worthwhile trying Win 8's version Power Compatibility Troubleshooting On Windows 8 Shortcut | Windows 8 Problems
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My guess here is the computer is bored, you just need to spice things up a bit......
So you said sleep is disabled, so then is it hibernating now or still sleep to ram? -
I do think it's OS related, so I installed Windows 7 multi-boot to find out what might be causing this issue.
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I started from scratch and reinstalled Windows 8 in a dual boot mode. Windows 7 is fine no sleep issues whatsoever. So far Windows 8 is stable with no random sleep entries. What I did this time is I only installed Windows 8 SECURITY-CRITICAL updates. No MS drivers or improvement updates were added.
One thing I noticed immediately is that when I now perform a disk cleanup to remove Windows 8 update entries the hard drive no longer sits for several hours thrashing trying to perform a cleanup and the CPU is not pegged @ 99%. This has happened on several laptops where all Windows 8 updates both critical and non-critical were installed..
Laptop Intermittently Enters Sleep Mode in Windows 8 Pro
Discussion in 'Windows OS and Software' started by Rodster, Jun 29, 2013.