Questions tagged [hardware]

Matters involving physical computer components, circuitry and parts, as opposed to matters of software or computer programming

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14 views

MacBook keyboard and speaker issues [closed]

I have heard that for the newer MacBooks there's some issue with the keyboards and speakers. By newer I mean MacBooks post 2016. Currently, I am using MacBook air in 2019 and I was wondering if, the ...
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1answer
57 views

iPhone-Mac connection issue and what does the usbd process do?

I know there's 2-3 questions in this community relating to connection issues between iPhones and Macs via a USB connection, and I know a temporary solution to fix it. But I would like to know what ...
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1answer
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hardware issues / SMC reset: keyboard, trackpad, flickering screen

Macbook Pro, 13" retina Early 2015, macOS Sierra 10.12.6 I had my laptop's screen replaced a couple of months ago, and I'm wondering if the bugs I'm seeing are symptoms of a faulty repair job? An SMC ...
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67 views

How to check originality of parts in a second hand Mac mini?

How can I check that all the parts in a Mac mini late 2014 are genuine or not? I have found that we can change the About this Mac details from system. How can I know that Details shown in About this ...
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Macbook Air Infinite Boot Chime

Macbook Air "Core i5" 1.6 13" (Early 2015) No water damage and never been dropped and sadly out of warranty and without Apple Care. It started to crash intermittently and then started to reboot. ...
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1answer
40 views

Replacing a MacBook Pro battery

I have a MacBook Pro (Retina, 13-inch, Early 2015) with the following specs: 3.1 GHz Intel Core i7 8 GB 1867 MHz DDR3 Intel Iris Graphics 6100 1536 MB My batteries cycle count is 918 and the ...
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2answers
17 views

How can I find which chipset the Airport wireless card on my MBP uses?

I'm trying to figure out whether my wireless chipset is capable of entering monitoring mode for passive network scanning or packet injection. How can I view the specific chipset information about the ...
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21 views

MacBook Pro screen is strange, but not with external screen [duplicate]

My sons MacBook Pro 13" Retina (Early 2015) has a problem with the built-in screen. It will very shortly look OK, followed by what to me looks like a HW issue, with strange patterns and lines. But ...
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22 views

MacBook 13" Mid 2012 shuts down with 20% with new battery [duplicate]

I have this problem with my MacBook: when I turn it on, the battery reports 0%. After replacing the battery, I've the same problem. New battery has 4 cycles and 100% of charge capacity. I have ...
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1answer
52 views

Wiped my keyboard with a damp cloth and now my macbook pro 2017 keyboard cannot type on the login screen

My macbook pro 2017 was working fine and I decided to wipe it with a damp cloth and now it wont work on the login screen. But I went to recovery mode terminal and all the keys work fine there. I must ...
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52 views

Is “keyboard paint wear on screen” a real thing?

I'm in the process of trying to sell my Macbook Pro (15-inch w/ touch bar, 2018). I found a buyer who gave me a decent offer. I sent the computer to them and upon inspection, said that, and I quote: ...
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Fan speed at maxium and kernel_task at more than 300% after changing the display assembly

I recently replaced my MacBook Pro's (mid-2012) display assembly. After the first boot, my fan speed is at maximum and kernel_task is at more than 300% which is affecting the responsiveness of the OS. ...
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1answer
35 views

Where does the cool air come from?

I found this gif/video on a blog post about the Macbook Pro 2019. It shows its cooling system. I am curious about how this works, because in the animation, cool air comes from the side, but there is ...
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15 views

Shutdown Cause -20 after dropping my MacBook [duplicate]

I dropped my MacBook Pro 13" 2019. The Touch Bar is not working. The computer is restarting after 3-5 minutes. log show reports the shutdown cause is -20. What could be the problem and solution?
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35 views

I really want to know what is proper the cpu temperature for my Mac book [duplicate]

I'm using Mac book pro 13 inch , 3.1 ghz i5 dual core. I have set up Mac book fan control and I am able to check the temperature. I was just surfing the internet, and the cpu temperature shows about ...
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1answer
43 views

Shutdown and ASD errors on late 2013 15" Retina Macbook Pro

My Late 2013 Retina MBP is shutting down randomly. It gets a blank screen, and the keyboard is lit up for about 10 seconds, and then it powers down. There is no kernel panic, and nothing in the logs ...
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1answer
92 views

Logitech MX Keys: sleep mode keyboard shortcut

I am using the Logitech MX Keys which is great. But is there a way to put my Mac to Sleep mode with this keyboard, assuming there is no Eject/Power key?
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2answers
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iPhone X has a green line on the screen. What is damaged?

After dropping my iPhone X, green lines appeared on the screen (attached image). Searching for the problem online I could not find a satisfying answer. I would like to know if this is clearly a ...
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1answer
42 views

iMac Core i3 mid 2010 hard drive removal and fan control

I'm thinking of adding an SSD. I'm getting conflicting advice as to what to do with the sensor cable if swapping the mechanical drive for an SSD. I think in these units, there is a sensor cable that ...
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1answer
41 views

Mac not working correctly after using Wine

I have a early 2011 Macbook Pro running El Capitan. I decided to get a steam account and download an old game for the sake of nostalgia. I then realised the game I had downloaded only ran on Windows, ...
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2answers
72 views

Is it safe to super glue a broken fan connector back to the logic board?

While I was replacing my mid-2010 Macbook's HDD with an SSD, I accidentally dropped a screw and it got stuck somewhere behind the logic board. I removed the fan so I can retrieve the screw through ...
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1answer
29 views

Fixing an LED Home Cinema display caused whistling and a spark, is it salvageable?

I was given an LED Cinema Display 1920x1200 from December 2008. I was able to fix a similar one because of a software issue on the owner's computer. I was told that it was working intermittently, ...
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22 views

Unresponsive touchscreen in refurbished iPhone X [duplicate]

I've bought an iPhone X from an online retailer for used and refurbished iPhones. The official description is "used, like new", and the retailer pledges that all repairs (if any) have been done with ...
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63 views

MBP 16": Relative ambient heat of i7 v. i9

So for me a very important aspect of devices is their ambient heat. I have an annoying kind of eczema that causes rashes on my hands/skin if I have sustained contact with something warm, and it can be ...
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1answer
46 views

Which distance sensor to lock screen if I leave my seat?

This is follow-up to this question: Automatically lock screen if I leave the MacBook I want to get some signal from a sensor if I leave the seat. Background: I change the job and in the new company ...
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2answers
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2012 MacBook Air screen immediately falls down, can it be repaired?

This is a low-tech question. I've been nursing a late 2012 MacBook Air which has been obsoleted by Apple. The folks who replaced my battery told me that they can't repair the mechanism that produces ...
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1answer
25 views

How to choose mac battery?

I had a problem with my battery(as I think). Actually I asked the question before about this issue here MacBook turning off suddenly And eventually, I have decided to change my battery. I opened my ...
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2answers
45 views

MacBook Air 10.15.2 Shuts Down on Startup, falsely indicating 0% battery [duplicate]

I have a MacBook Air, with Catalina 10.15.2. When I start it up unplugged, with a full battery, most of the time it starts up and then immediately shuts down. When I hit the power button again, it ...
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1answer
13 views

Diagnosing a MacBook that decided to stop powering. (A1342)

I have performed a series of upgrades on my MacBook 2010 (A1342). However, I dropped a screw, opened the device back up and fished it out and then closed it again. But when I then hit the power button,...
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35 views

Feel electric shocks after using MacBook Pro

I know many people would feel electric shocks when touching a charging MacBook. However, my situation is the opposite: after using MacBook, for example, if I touch the mental door handle, I will be ...
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3k views

Can a 16“ MacBook Pro be reverted to an OS before Catalina? [duplicate]

I want to get the new 16" Macbook Pro which ships with Catalina, but I don't want Catalina at least for now because of how many legacy apps it breaks, not to mention Avid/Protools hardware which ...
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190 views

Have there been any documented typos on genuine Apple products? [closed]

The comment chain under an answer on this question brought up an interesting question. Have there been any documented typos or production mistakes on genuine Apple products released into the wild?
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25 views

Mid-2012 Macbook Air doesn't always wake of from sleep running Arch Linux

My mid-2012 Macbook Air often powers off if the power cord is detached while it is suspended, and sometimes, regardless of the cord, it doesn't wake up from sleep. I have had this problem since I ...
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64 views

Catalina - Video (& Audio) stop often and don't work for a while

I have a 13" MacBook Pro with TouchBar, 2018. Since some time I'm having video and audio problems. What usually happens is: I'm listening music (Spotify/Youtube), watching a movie/serie (Netflix (...
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1answer
31 views

Moving an SSD from a MBP 2014 to a 2015

If I want to transfer a 256 SSD with everything on it (OS Catalina) from a mid 2014 Macbook Pro 13" to an early 2015 Macbook Pro 13", will it work? Or should I reinstall it?
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32 views

MacBook Pro (mid 2012) does not detect internal screen

I have an old MacBook Pro 13 which does not react as it should. after a liquid damage i have changed the display. Unfortunately it only recognizes the internal display when I connect an external one. ...
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1answer
163 views

When will we have LPDDR4x memory in MBs/MBPs?

Apple just announced their much expected 16" MBP, which still features DDR4 memory in order to be able to support more than 16GB RAM. I find that a bit disappointing, and am a bit puzzled as to why we ...
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0answers
45 views

Macbook Pro Mid 2015 booting to a black screen

I am using a Macbook Pro 15 inch Mid 2015. Running MacOS Catalina. I believe it is most up to date as of 11/7/2019, but I am unable to check. Issues started a few days ago when my machine started ...
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1answer
25 views

Keyboard backlight not working for some keys

Many similar questions I've read here have to do with backlights not working at all or when dimmed. My problem is that the number 6 key is not illuminating. All other keys are working as they should. ...
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1answer
32 views

How can I charge my MacBook Pro and not block one thunderbolt 3 port for other uses?

I record high school bands when they go to contest using Sound Studio. Each of three judges is also making digital recordings on hand held recorders. While I am recording one band through a mixer ...
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1answer
25 views

Understanding Processor specifications

I'm not sure what a CPU-specification like "3 GHz Intel Core i5" really means. Does it mean that there are five cores with 3 GHz each? Or are there 3 GHz distributed between the five cores? What ...
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39 views

USB DAC to Thunderbolt 2?

I have a 2013 iMac with Thunderbolt 2. I want to connect a USB Digital to Analogue Converter (DAC) to the Thunderbolt port to minimise the traffic on the USB bus. Any recommendations?
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1answer
38 views

Opened iPhone SE wrong - screen with lines and no video

I just yanked my phone screen a little when opening my SE. Now the display turns on but has lines and looks very broken. I am pretty sure it's the ribbon cables but I don't know where to get ...
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0answers
15 views

Screen glitches after installing ATI Radeon HD on my old Mac Pro

I decided to try and upgrade my old 2009 Mac Pro and update it based on the various guides that I've seen online. I figured the best 1st step would be to make sure that I flash it from 4.1 to 5.1, and ...
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1answer
25 views

Browse data on old machine's HDD, without booting machine or removing HDD?

For my current laptop I have a 2017 MBP running macOS 10.14. I have 2 older Mac laptops which I wish to get data off, one of them is a 2007 Macbook and the other a 2004 iBook. Other than ...
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91 views

Macbook Pro Early 2015 (A1502) Keyboard not Working Sometimes

I'm currently using a macbook pro 2015 early, i updated to macOS Catalina 5 days ago, on the first day the keyboard was working fine, but they keyboard started freezing at random times (Only the power ...
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1answer
916 views

Internal keyboard randomly stops working (after upgrade to Catalina) - any way to reset it?

Is there anything like a reset of the internal keyboard device that I can try doing instead of having to restart my MacBook completely? The internal keyboard on my MacBook Pro just stops responding ...
6
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1answer
2k views

RAM stress test

I'm spec-ing a new MacBook Pro and want to know how much memory my workload requires. I'm doing my development work on a 2011 iMac with 16GB of RAM and want to know if I need that much memory for my ...
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1answer
33 views

What does MacBookProX,Y refer to?

The MacBook Pros have long used a codename MacBookProX,Y. Apparently the X refers roughly to a generation. One generation can possibly span more than one "early", "middle", "late" period of one year, ...
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2answers
48 views

Connect Mac CD drive to another Mac

Question: Can I take apart a CD drive from an old MacBook Pro and connect it to a newer MacBook Pro that does not have a CD drive? Background: The old MacBook Pro is broken, but the CD drive still ...

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