Questions tagged [power]
The electricity drained by a device
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Externally Charge Battery of MacBook Pro (A1707)
I have a 2017 MacBook Pro (A1707) in which all the USB ports have failed. It was working fine until the battery completely drained, and now there’s no way to charge it. I tried an SMC reset and even ...
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Are diagrams of the late 2009 iMac power supply available for modifying my hardware?
I am trying to mod an old iMac 21" late 2009 with an Intel CPU and repurpose it as a monitor.
I was hoping to find the PSU pinout, which is a 14 pin one. My further goal is to allow the button on ...
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Fix: Process `neagent` with high CPU usage when Mail app is open
The process neagent has high CPU usage (60%) when the Mail app is open (macOS 15.4.1). This leads to a high rate of battery consumption.
How to fix this?
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Why did all my old MacBooks simultaneously lost capability to charge battery? Or are the power supplies dead?
I have four different old MacBooks, from 2008 to 2010.
2008 MacBook
2009 MacBook
2009 MacBook Air
2010 MacBook
I have five chargers, all MagSafe 1.
1x 45W
3x 60W
1x 85W
All except the 45W are ...
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Macbook Pro 2011 High Kernel Task CPU%
MacBook Pro (13", late 2011); Memory 4GB; Processor 2,4Ghz Intel;
Graphics Intel HD; Mac OS Sierra 10.12.6; Power adapter original 60W (got 2 of them); Battery new.
This issue has been reported before ...
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How do I remove `System-wide power settings:` from pmset -g output?
I ran the following sequence of commands as root:
Check output of pmset -g:
pmset -g
System-wide power settings:
Currently in use:
standby 1
Sleep On Power Button 1
hibernatefile ...
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2011 27" iMac A1312 - not working - only LED1, fans, HDD and disc reader are powered on
So let's get this out of the way first. I know this PC is very old now. I got it for free from a friend and with my "more than beginner" electronics repair knowlege, I would like to learn ...
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Why won't my MacBook Pro (2018) turn on after battery died?
I’m experiencing a strange issue with my MacBook Pro 2018, and I’m hoping for some advice or similar experiences. Here’s what happened:
My MacBook charged normally, but I unplugged it to use it ...
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MacBook white 13" mid 2007 not booting - how to find if power adapter or MacBook are defective?
I have an old MacBook White mid 2007, which worked slowly but flawlessly so far.
MacBook2,1
A1181
Now it suddenly stopped working:
it does not boot any more
and the green/red LED in the connector of ...
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How can I tell what cables will be able to send data to my very old iPod Touch?
The cable for my iPod Touch has gone missing. It is a 5th Gen (A1421) model. How can I tell what cables will be able to send data to it? I'll almost certainly have to buy a new one.
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Check What Device is Powering my Mac
Is there a terminal command so I check what device is powering my MacBook?
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Auto-power-up on Mac Mini 2014, but not running macOS
I have an old Mac Mini from 2014, which works perfectly running my 3D printer via Octoprint under Linux.
The only negative is that the host won't turn on when power comes back.
I know this setting is ...
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How to Keep My MacBook Pro Running Non-Stop for VPN Server (No Sleep Even with Power Adapter Reconnects)?
I'm using my MacBook Pro 16-inch (2019) as a VPN server and I need it to stay powered on continuously, without going to sleep, regardless of the situation. Specifically, I want it to remain on whether ...
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Power state changes when working on virtual machine
I'd like to add an automatic test to check if my product handles properly during power state changes (entering to sleep and waking from sleep). Unfortunately, using a VMWare based machine I try to add ...
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My MacBook stopped charging after I reset the SMC
I have MacBook Pro late 2011. I decided to reset the SMC controller with the charger connected (not original, cheap). When I did the SMC reset, the MagSafe indication did not change. When I turned on ...