All Questions
Tagged with power-supply power-management
15
questions with no upvoted or accepted answers
3
votes
0
answers
825
views
iMac G4 won’t turn on
I’m attempting to repair and old 2003 17” iMac G4 that won’t power on. It’s completely dead, no startup sound, fans don’t spin, nothing. I’ve tried the following so far:
Attempted PMU reset using the ...
- 111
1
vote
1
answer
937
views
CAD workstation draws ~200 WATTS but constantly crashes with a 750 WATT PSU. It is stable with a 1000 WATT PSU. Why?
I have a CAD rendering workstation that barely ever draws more than 200 WATT (and then only when under extreme CPU load from doing multiple simultaneous CAD renders), but it frequently crashes when ...
- 115
1
vote
1
answer
49
views
How to safely turn off USB-connected, ATX PSU powered 3.5" hard disk drives built as internal?
I have a bunch of internal, 3.5" HDDs which I connect them to my laptop using an adaptor which converts SATA/IDE to USB 2.0. I can choose the "Safely remove storage" option in Windows 10 and it ...
1
vote
0
answers
70
views
Effect of power outage on power supply connected to surge arrester and voltage regulator
I have a computer that connected to an automatic voltage regulator and an a surge arrester. The power supply unit is set to automatic power recovery so that when there's an outage, it will start the ...
- 119
1
vote
1
answer
1k
views
Is there a way to "hack" the power options in Windows 10, e.g. change from to 100% instead of 60?
In this link is said
There is nothing that a user needs to do manually, to maximize battery health on these batteries. For this reason, we don't provide any utility to manually manage battery ...
- 165
1
vote
0
answers
825
views
Computer crashing when I play games
Specs:
Intel Core i7-3930k
Corsair H70 CPU Water Cooler
16Gb DDR3 G.Skill 4x4Gb 1600Mh
120Gb Intel 520 Series SSD
2Tb WD Caviar Green WD20EARX SATA 6Gb/s 64mb Cache SATA3
AMD Radeon R9 ...
- 23
0
votes
0
answers
51
views
Computer turns off randomly
Desktop, custom built PC, Intel i7 UEFI, 1 NVM 1 HDD 4 SSD. Computer turns itself off randomly, a few seconds later turns back on. Replaced power cable, checked internal cabling, disconnected HDD, 2 ...
0
votes
0
answers
2k
views
Power consumption: laptop in sleep mode
I found out there's a post calculating the power consumption cost, which tested on a PC. However, I haven't found any data that is related to laptops, or any software to test the power consumption. If ...
- 101
0
votes
0
answers
385
views
UPS turns itself on
So, I shut down my computer, turned off UPS and turned the extension cord (UPS is connected there) off. After an hour, UPS turned on and started beeping. It has happened to me two times before, but ...
- 1
0
votes
0
answers
82
views
Is it Windows or the battery?
my laptop has an 8 year old battery. my battery didn't charge and i froze it after freezing it, my battery charged again and lasted for 3 hour of normal use and like 2.5 hour of video and sound use. ...
user1218141
0
votes
0
answers
94
views
low voltage POST only means battery problems?
No doubt the watch battery on the motherboard long since lost its juice.
However, I'm not quite sure what error I saw on boot, I think it was before POST and I think it mentioned "low voltage&...
- 1,650
0
votes
1
answer
232
views
How to run a Windows application when the laptop power cable disconnected or AC power Failure
We have a laptop that online for 24/7
in-case of power failure need to run a batch file or program
like below
How to run a Windows application when the ethernet cable is connected?
0
votes
0
answers
92
views
Modify computer case to fit entrails?
I've got a hardware question today.
My PC is currently at a state where it has too many parts outside the case for Its own good. You can see below that some of the external parts, which include power ...
- 853
0
votes
0
answers
77
views
Make laptop turn on automatically
I have a laptop of IBM X41. I want to use it in a project in making in which it will be used as kiosk.
If power goes out and comes back I have to press the power button to turn the computer back on. ...
- 121
0
votes
1
answer
193
views
Poweredge 2500 6C822 PDM Board Pinouts?
Okay, here's a strange one: I am trying to use an old Poweredge 2500 chassis to house a newer ATX-type motherboard.
What I need to know is this:
What are the pinouts for the 6C822 Power ...
- 101