Questions tagged [hardware]
Matters involving physical computer components, circuitry and parts, as opposed to matters of software or computer programming
1,266
questions
1
vote
0answers
24 views
MacBook Pro Fans Won't Turn On
I just bought a refurbished Macbook Pro (Retina, early 2013). It seems to be overheating and shutting down without the fans ever coming on. I first noticed the problem while trying to download a game. ...
3
votes
1answer
25 views
Why are Apple Watch activity rings moving on by themselves?
I am observing my Apple Watch activity rings are moving insanely. I did talk to customer service they were also unable to help me. Did anyone face the issue before?
What happened today?
I wore the ...
2
votes
3answers
76 views
Cannot login to macbook pro due to keyboard not working. Mouse can move, but not click
I was just watching a youtube video on chrome with no other programs running, when my keyboard stopped working.
I could still move the mouse with the trackpad, but not click. I could use the upper ...
-2
votes
0answers
30 views
MacBook is not charging [on hold]
The battery is empty. MacBook is from 2014. When I connect the cable, and press power on, I see a black screen with icon of empty battery and an icon of charge (lighting bolt) alone. What does it mean?...
-1
votes
1answer
96 views
MacBook Pro 15 speaker wattage
I am interested in knowing the technical specifications of the speakers supplied with the 15 inch MacBook Pro (2018). They sound distinctively more loud as compared to any other laptop on the market.
...
3
votes
1answer
40 views
water splash caused minor iPad Power Button problems, what is the risk of mainboard corrosion?
Summary
Water splash on iPad Pro 12.9" (first generation)
Power button stopped working, then few times appeared to press itself, then started working again.
Third party repair service refused to open ...
0
votes
1answer
22 views
Screws required to attach HD's to mounting tray for Apple Mac Pro Tower Mid-2012
I recently ordered 2 new HD's for my Apple Mac Pro Tower however on opening my Mac, I found all the screws were missing in the last two trays. I borrowed as many as I could from the other two trays ...
0
votes
0answers
16 views
External Disk, extended journaled with password, suddenly starts without password query
my External DiskLaCie hard drive D2 Quadra USB3, extended journaled with password,
appears on the screen the next morning without a password query.
On my MacBook Pro and on the hard drive no updates ...
1
vote
1answer
77 views
How do I use a Wacom Intuos 3 with OS X Mojave (10.14.5)?
I have a (2009) Wacom Intuos 3 (Model: PTZ-930) graphic tablet which actually works well and for my convenience. More importantly I'm used to it. Unfortunately it doesn't work anymore with OS X Mojave ...
2
votes
2answers
45 views
Recovering files from SSD of MacBook Pro that won’t boot due to water damage
Before you start lecturing me on making backups, I'm happy no announce that 90% of my data is backed up. I did exclude some non-essential folders because my internet is garbage. Losing these are an ...
1
vote
0answers
22 views
Is it safe to charge my MacBook Pro with a 24W solar panel with USB-C? [duplicate]
I charged my 2016 13" MacBook Pro i7 with Touch Bar
this morning with a 24W solar panel.
I am not sure if this is safe to do longterm for the the laptop. Am I damaging the MacBook if I do this? What ...
0
votes
0answers
29 views
MacBook Pro 2017 screen “dents”
I bought my MacBook Pro 2017, brand new, about 1 year ago. (I have about 3 weeks left on the warranty). I love almost everything about it, except for the screen, which now has over a dozen little sand ...
3
votes
2answers
45 views
Macbook pro 2016 0% battery 350 cycles
today my mac didnt turn on, i plugged în and turned on then i saw 0% battery. Why? At only 350 cycles and 2 years.
0
votes
0answers
16 views
CPU frequency very low during high disk I/O and more aggressive fan policy
model: MacBook Pro 15-inch 2018
macOS: Mojave 10.14.5
CPU: Intel i7-8850H
Recently, I've observed a significant slow-down of the macOS during high disk I/O. Sometimes the CPU frequency would be ...
0
votes
0answers
114 views
2012 iMac: Stalling on boot (macOS Mojave 10.14.5) External SSD. Display Issue?
Adding more detail:
This is late 2012 iMac (13,2) with 128GB original internal NVMe but with new Samsung EVO 860 1TB SSD. I used to be able to talk to it via target disk mode (where I erased drives) ...
5
votes
1answer
138 views
Is it safe to wash your iPhone with soap and water?
My iPhone XS is water resistant. I just got some burrito juice on it so I went ahead and washed it with soap and water.
It's never felt cleaner, and it feels brand new.
Is this safe?
1
vote
0answers
47 views
2009 Mac Pro Processor Change - how to resolve errors?
I have a Mac Pro "Eight Core" 2.26 (2009/Nehalem) that I was running with dual X5690 (3.46GHz/6-core/12MB/130W) processors for the last couple years (yes, I've got the 2010 firmware hack on it). Been ...
0
votes
1answer
31 views
Vertical lines on the left side of iPhone 4s after it fell down. Can it be fixed without replacing its screen?
I accidentally dropped my iPhone 4s and vertical lines have appeared on the left side. Although, the screen did not break. The screen works well, but I can't see the other side of the screen.
this is ...
1
vote
0answers
120 views
Crackling/Popping Right Speaker on Mid 2015 15" Macbook Pro
I've only began experiencing this issue this morning, I first noticed it at around 4 AM. Its 1 PM now.
What I've done so far:
Reset PRAM & SMC
Switched Left & Right Speakers. The right ...
0
votes
0answers
48 views
Battery percentage going up and down, MacBook Pro crashing randomly
I have a late 2016 MacBook Pro with macOS 10.13.2 High Sierra installed. I've had this problem from at least 3 months.
At first, the battery percentage wasn't dancing like crazy but today it happened....
2
votes
1answer
283 views
What is the correct pentalobe screwdriver size for a Macbook Air Model A1370?
I think it is 1.2 mm based on results returned by eBay, however, it would be nice if someone could confirm that this is the correct size and not the 0.8 mm
Macbook Air MacBookAir4,1 (11-inch, Mid ...
5
votes
1answer
1k views
How does noise-cancellation work in Mac laptops?
How does noise-cancellation work in Mac laptops?.
I understand how it works in Headphones or even in iPhone. But if the mics in a MacBook Air 2018, for example, are located in the same spot, what ...
2
votes
1answer
63 views
Can the stand in a Mid-2011 21.5" iMac be removed?
I have a mid-2011 21.5" iMac (EMC 2389) and I am trying to remove the stand. I'm trying to follow this guide but I can't seem to find the "latch" that he talks about. I heard that any iMac past 2011 ...
0
votes
2answers
37 views
Does switching the keyboard language (literally) works?
I’ve used US format keyboard along all my life, a couple days ago I bought a Macbook Pro 13’ mid 2012 in in Mexico it was way more cheaper and with no issues at all with the computer, but I’m not used ...
18
votes
1answer
4k views
What replaces x86 intrinsics for C when Apple ditches Intel CPUs for their own chips?
There are whole industries founded on the use of Intel Intrinsics for CPU parallelisation (with SIMD). For example, the community of Lattice QCD physicists depend on that for boost in the efficiency ...
0
votes
0answers
63 views
Mojave: Mac keeps restarting 'due to a problem' after waking it from sleep mode?
I've looked through threads but can't seem to find a solution to my issue. When I close my MacBook into 'sleep mode', then open it, it restarts. Then displays a window saying it restarted due to a '...
0
votes
0answers
90 views
Cracking/static noise related to fan on MacBook Pro 2017
My MacBook Pro with Touch Bar (13-inch, 2017) makes strange cracking / static interference noise from the left side. No noise can be heard through headphones. First I thought it is the speaker, but ...
1
vote
1answer
121 views
My AppleCare is about to expire with my battery at 81%. Is there a good way to get it to 79% so I can get a new battery?
AppleCare covers the replacement of a MacBook Pro battery if it drops below 80% capacity before 1000 cycles. I have until the end of the year and I'm at 81% and 300 cycles. It would be nice to get a ...
0
votes
1answer
30 views
Can I check if the cooling system of my Macbook Pro 15" Early 2013 works as intended?
I have this model:
MacBook Pro "Core i7" 2.7 15" Early 2013
2.7 GHz Core i7 (I7-3740QM)
Intro. February 13, 2013 Disc. October 22, 2013
Order ME665LL/A Model A1398 (EMC 2673)
Recently ...
0
votes
0answers
15 views
Macbook Air USB ports stop working one after another until none (of the two) remain
I have a 2017 Macbook air that has a nice habit of sequentially disabling USB ports (even while they are not being used). I am forced to restart my machine at random times in order to get them back to ...
1
vote
0answers
9 views
Headphone Jack for Switch Peripheral
I'd like to add 2 physical switches to my iPhone and read their values in an app then do things based on those inputs.
I understand the iPhone will detect an external mic if it sees a 1600 ohm ...
0
votes
0answers
19 views
Water Spill on MacBook Air -Speakers, keyboard and Camera don't work-What do I do? [duplicate]
I spilled water on my MacBook Air, only on top (keyboard) and it shut off right after. I will admit I did not take the proper steps to help nor mess it up but I didn't know. Anyways after a night of ...
2
votes
1answer
20 views
Problem re-assembling front cover clips on an iMac 5,1
I had to pull my iMac apart in order to extract a CD from the drive. I have it all back together now except for getting the front cover on. I am being defeated by the clips at the top inside of the ...
0
votes
0answers
15 views
2007 iMac Audio Board -> USB
TLDR; need a pinout for the ribbon cable of the 820-2136-A Audio Board
I bought a Mac Mini to replace my 2007 20" iMac (A1224). The Mini is plenty powerful with its new quad-core i3, RAM is ...
0
votes
0answers
17 views
Evaluating a service advertising “new video GPU” for macbook pros with the GPU defect
If someone advertises a service for a "NEW VIDEO GPU"for the 2011-2012 MacBooks with the GPU defect, could that be other than fraudulent? Isn't the defect in the solder used for the GPU (low lead), ...
3
votes
2answers
236 views
Mac Mini (2018) 10Gb Port Compatibility
Is the 10Gb port on the latest Mac Mini (2018) backwards compatible with 10/100/1000Base-T devices? I ask because the Apple site reports that the upgraded 10Gb port uses NBase-T.
0
votes
0answers
8 views
CoreServices slow and crashing; possible hardware issues
I recently did a clean install of macOS Sierra onto a 500gb hdd, and the only menubar/always running apps are Finder, Little Snitch (v3.8), Launchbar, Macs Fan Control, Endurance, Airparrot 2, and ...
0
votes
1answer
31 views
PSA: Random freezes/kernel panic on 2013-2015 retina MBP
I've got a Late 2013 15" MBP (A1398) that has been experiencing random freezes/kernel panics for a while now. I was initially unable to pinpoint a cause.
2
votes
0answers
46 views
How is modifier key remapping implemented on Touchbar Macbooks?
How is modifier key remapping implemented on Touchbar Macbooks? Is it done by the main OS, or is it delegated to a controller associated with the keyboard itself?
I understand that the Touch Bar and ...
1
vote
1answer
27 views
Can I use any hardware on MBP retina late 2012 on a MBP mid 2012 (non retina)?
My CD drive does not work on MBP 13 mid 2012 and I ended paying over the odds on a late 2012 13” retina which has a screen problem it does not turn on, when connected to external monitor it’s all well....
1
vote
1answer
115 views
Repeated MacBook Pro 2012 HDD Cable Failures
Two weeks ago, a friend's mid-2012 MacBook Pro gave the dreaded question mark folder upon attempting to wake from sleep. I pulled the drive and checked it (backed up, SMART status passed, 70+ MBps ...
2
votes
0answers
17 views
Booting into macOS installer; possibly stuck
I'm trying to boot into a macOS Sierra installer that I made today. For the last about 20% of the progress bar, it was booting extremely slowly. Now, the progress bar has been stuck for the last ~20 ...
0
votes
0answers
22 views
After shutting down, restarting doesn't turn on screen until I unplug and replug in battery
I recently have been having some problems with my mid-2012 Macbook Pro, where after it shuts down, the screen doesn't turn on when I restart it.
I have a quick fix for this, but it doesn't stay ...
0
votes
0answers
97 views
Dual CPU Mac Pro 4,1->5,1 won't boot with more than one RAM stick per processor
I was working on my dual CPU Mac Pro 4,1 (upgraded to 5,1), having removed the CPU tray to access the board behind it, and subsequently the machine was non-bootable. Following the process of building ...
1
vote
0answers
60 views
How to process XF86-Keys (like XF86Calculator) on mac?
The Keyboard I use with the mac book at my work is a
Cherry KC1000 (PC keyboard) and comes with additional hotkeys. I got XF86Calculator, XF86HomePage, XF86Mail and XF86Standby.
XF86Standby acts like ...
0
votes
0answers
18 views
MacBook Pro Keys CVBNM don't work after battery replacement [duplicate]
I recently replaced the Battery of my Mac Book using this guide:
iFixit Battery Replacement Guide
The new battery is working great, but after a short time, the Space Bar suddenly got kinda stuck. (...
19
votes
1answer
5k views
What makes a MacBook much thicker or thinner?
Apple's official website says the height of a MacBook could be from "0.35 to 1.31 cm". This is a wide range, more than double thickness.
I'm buying a new customized MacBook. When is it 0.35 cm thick ...
1
vote
0answers
277 views
MacBook Pro 2018 ventilation slots blocked
I bought my MacBook Pro in October 2018. Now, on both the left and the right side of the machine's backside (the bottom) both the ventilation slots show some kind of foil coming out. The foil is ...
1
vote
0answers
295 views
iPhone 6s keeps rebooting after screen replacement
One week ago I did a screen replacement on my iPhone 6s. I successfully tested the home button, sensors like the front-facing camera, the speakers and so on.
Two days later the smartphone didn't boot ...
1
vote
0answers
164 views
Getting serial port name from USB device's serial number
Is there a way to get the '/dev/cu.*' port name from a USB device's serial number?
I'm using the following command to get the serial number:
system_profiler SPUSBDataType | grep "Serial Number"
I'm ...
