Tag: power

117 What is the power output of a USB port? 2013-12-18T12:06:08.537

87 When do I need a pure sine wave UPS? 2015-05-09T12:36:29.020

70 How do I stop Windows 10 going to sleep after locking with Win+L key 2016-12-05T15:33:11.243

67 Does a computer use more electricity when charging USB devices? 2013-06-06T09:14:39.323

66 "Turn off router for 10 seconds" - Quantifiable? 2015-01-15T13:18:56.643

56 What happens when hardware tries to draw more power than power supply can provide? 2017-04-21T20:47:48.203

55 Are all power cords made equal? 2019-02-21T10:06:02.710

44 Is it safe to power on a motherboard outside of its case? 2014-06-19T05:56:05.280

38 Can a power failure or forceful shutdown damage hardware? 2010-02-02T15:28:59.077

38 I plugged in a molex cable the wrong way and the power supply exploded. Did it kill my hard drive? 2017-02-10T14:17:22.537

36 Where does power consumption go in a computer? 2010-06-02T13:43:12.723

35 How much power does a hard drive use? 2013-03-14T03:47:37.483

34 Removing the CPU while the power is on 2010-04-04T18:21:46.713

34 180W Laptop charged with 45W charger, is it dead? 2019-10-22T21:17:26.800

33 Is it bad to leave your computer on during a thunderstorm? 2011-05-23T23:55:57.147

31 How can I force an internal hard drive to power on or off when I want? 2011-12-06T18:54:32.330

30 The Flight I am taking has USB ports for power... how can I use it to charge my laptop? 2011-05-17T13:48:15.250

29 Does installing larger RAM means consuming more energy? 2009-09-12T11:26:19.587

26 Laptop sometimes shuts down when out of power causing me to lose my unsaved files 2016-07-09T23:27:48.077

25 Is there a USB wall charger that "just works" with every device? 2012-01-05T18:59:45.243

25 Power consumption: SSD vs HDD 2013-04-30T15:18:03.430

24 Does a power supply draw only as much power as it needs? 2010-02-09T19:13:21.060

24 Detecting when a server is running on UPS battery 2014-04-06T21:19:45.507

23 Is surge protection actually needed? 2009-08-31T11:29:05.570

23 What do you do when you're not allowed to turn off the computer (but must)? 2012-05-12T13:59:04.443

23 How much electricity is there in the "power switch" button cables? 2018-03-06T22:04:41.793

21 Is a UPS a good investment for a home machine? 2009-07-15T22:22:52.690

21 Prevent Windows 7 PC from sleeping while a download is in progress 2009-08-05T02:21:59.427

21 Can I safely charge my laptop with a non-standard, third-party charger? 2009-08-30T12:58:33.617

21 Why does pulling the power cord then pressing the power button fix a non-booting PC? 2011-05-13T18:04:10.673

21 Will stopping hard disk when inactive also stop downloads? 2015-09-10T17:47:31.973

20 What is the 6-pin power connector on an HP ProDesk? 2015-01-26T12:45:23.987

19 How to check if my eSATAp port provides 12V power? 2012-06-12T11:57:57.797

17 Do SSDs “turn on”? 2011-08-26T17:53:40.747

16 How much power do video cards use after Windows turns your display off? 2011-03-24T14:08:55.550

16 Buying A Computer "Case" Fan... Does It Always Run At 100% Unless Told Otherwise? 2011-05-21T10:54:34.400

16 How to force power-off of a Samsung Series 9 laptop? 2011-05-29T09:04:55.543

16 How much power the system is REALLY consuming? 2012-01-02T13:15:30.210

16 Is there a USB power consumption meter? 2012-06-08T16:05:09.143

16 Can I safely connect the power-only-end of a USB-Y cable to an other power source? 2012-07-14T02:16:15.310

16 How to turn on computer via USB Keyboard 2013-05-17T14:19:50.493

16 How to find out if Windows was running at a given time? 2016-10-21T09:29:15.053

15 Windows XP/Vista/7 Check Battery Charge from CMD? 2011-09-08T13:44:56.743

15 Identify AC Power Cord with rotated pins 2014-04-27T23:29:52.223

14 Can I charge USB devices from a powered hub that isn't connected to a PC? 2010-01-16T12:56:54.203

14 How to protect laptop if my outlet isn't grounded? 2012-12-26T11:15:23.493

14 Does Android or Java use more power since it's running on a virtual machine? 2013-08-31T15:47:31.880

13 ATX power: 20 or 24 pins? 2012-09-06T20:14:32.010

13 Delay the screen lock in Windows 8.1 until some time after the screen turns off 2014-01-24T08:01:44.377

13 USB backlit keyboard power consumption 2014-05-20T07:27:09.540

13 Are there any good reasons for halting system without cutting power? 2015-04-10T15:48:31.223

12 How can I use my computer to control my house? 2009-07-30T16:42:44.877

12 How to "restart/repair" an USB port? 2009-12-17T21:45:35.870

12 How can I calculate power consumption of my PC in Watt? 2010-03-23T03:46:18.853

12 Can a PC be set up not to shut down when unplugged? 2012-03-11T07:44:39.087

12 Laptop Either Shows 100% or 0% Charge 2014-07-09T10:14:51.053

11 What will happen if I remove the RAM while the computer is on? 2010-06-14T14:23:28.693

11 What is dirty power? 2010-08-29T02:57:36.500

11 Disable or sleep secondary hard drive in Macbook 2011-03-01T21:29:28.570

11 Is there a way to power down a USB device using software? 2011-12-23T18:57:06.507

11 My computer doesn't start - it is stuck in a turn-on, turn-off loop 2013-02-23T15:54:57.430

11 USB Type C Power Delivery Profile - max length? 2015-08-22T14:50:14.187

10 Does my 1000 watt 80gold+ (90% efficient) PSU pull 1111 watts, 1000 watts, or 900 watts from my wall receptacle at 100% load? 2011-06-05T20:35:21.783

10 Danger/Risk of Plugging USB Devices into Powered USB Ports 2011-07-28T03:38:55.773

10 Linux vulnerable to corruption in power outage? 2013-08-22T21:58:28.547

10 What happens when laptops reach 100% charge? 2015-05-24T13:58:16.583

9 Power Supply Capacity Formula 2009-08-01T20:04:43.997

9 How can I disable the beep when I plug in/unplug my laptop's AC adapter? 2011-02-10T08:58:43.147

9 What is the "known hardware incompatibility" that disables PCIe Active State Power Management? How do I fix it? 2014-10-10T14:50:56.567

9 Under what conditions will a group-regulated PSU damage a modern computer? 2016-03-10T09:44:43.213

8 Why do my speakers save me power? 2009-08-18T02:44:08.037

8 (Why) are IEC C5/C6 connectors a necessity? Why not use C13/C14? 2010-02-04T20:34:05.013

8 Should I use UPS with my laptop to extend the battery life? 2010-04-16T14:30:26.363

8 Can a power loss break a hard disk? 2010-06-16T20:38:11.373

8 Amazon Kindle not charging in Ubuntu 2011-05-31T11:27:55.537

8 My UPS has a 5ms switchover time, server shuts off during said time 2011-10-03T14:15:53.533

8 Windows 8.1 not activating screen saver, turning off monitor, or sleep mode 2015-02-06T08:28:34.443

8 Change what closing the lid does, from the commandline? 2015-02-07T08:24:30.647

7 Preventing laptop wake up when opening the lid on linux 2009-11-09T07:06:40.780

7 External Power Switch for a Laptop 2010-08-26T16:16:09.807

7 Best Way to Protect A Desktop From Power Surge/Dirty Power? 2011-03-28T00:58:18.500

7 CPU usage goes up while computer enters into screensaver/screen goes dark 2011-07-28T18:34:49.587

7 External "power brick" style PSUs - are they reliable enough? 2011-12-11T23:27:11.127

7 Safe to shutdown by pressing power button 1. in bios setting mode 2. in bootloader? 2012-04-30T00:17:28.013

7 Is the 4-pin PSU connector required? (Trying to connect a PSU to a mini case.) 2012-06-03T22:20:34.043

7 Does the wattage on a power supply simply mean the max output wattage? 2012-11-23T07:14:48.333

7 No Hybrid Sleep in Windows 8? 2013-02-05T02:04:34.140

7 Is it possible for an x86 processor to match an ARM processor in terms of performance per watt? 2013-09-03T06:06:51.010

7 USB hubs that actually implements Hub Port Power Control? 2014-11-25T14:33:24.783

7 When is too much voltage too much on a PC? 2015-08-16T18:19:49.347

6 Which power USB hub uses if it has external power supply as well 2010-01-20T06:21:23.950

6 auto power on after power loss on laptop 2010-08-17T20:06:09.750

6 Does powerful Core i7 PC with a 800W PSU consume more power than a weaker one on a same task? 2010-09-09T12:38:18.893

6 MacBook Pro not entering Safe Sleep 2011-04-16T19:15:16.797

6 How to find out if router supports power over Ethernet (poe) 2012-01-16T20:23:49.130

6 Windows notebook power consumption monitor 2012-03-08T09:10:32.867

6 Is there a way to make a computer boot when plugged in(or power returns after an outage)? 2012-08-05T06:22:17.977

6 Numlock on when computer is off 2012-09-17T10:56:15.473

6 Laptop power cuts out ~5 minutes in-game 2012-12-10T18:16:51.547