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Questions tagged [hardware]

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

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13 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 ...
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0answers
17 views

Is there any (non-obvious) way to diagnose a damaged magsafe supply on a Thunderbolt display?

I recently had my MacBook (Mid 2015, Retina) repaired for hardware issues related to SMC failure. After about a day of it working, it started having the exact same issues, which is odd considering ...
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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 ...
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0answers
15 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
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1answer
15 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 ...
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0answers
13 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 ...
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0answers
15 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
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2answers
142 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.
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7 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 ...
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1answer
17 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.
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32 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
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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....
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1answer
36 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 ...
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0answers
14 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 ...
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0answers
44 views

Diagnosing SMC issue on liquid damaged A1932

Rather unfortunately, I have spilled some coffee over a A1932 Macbook Air. Issues which I am currently experiencing are: the notebook will not work on battery, only with AC power plugged in I ...
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0answers
17 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 ...
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0answers
31 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 ...
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0answers
36 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 ...
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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
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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 ...
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0answers
111 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 ...
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0answers
96 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 ...
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0answers
31 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 ...
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1answer
24 views

How do I upgrade my internal SSD using a third party if my current one is not recognized (failed)?

I have a Late 2013 MBP whose 1TB SSD (PCIe) decided to suddenly fail last week. I managed to wipe and reformat the drive via target disk mode, but I cannot reinstall macOS from target disk mode (I ...
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0answers
72 views

Error: Space manager is invalid

My macbook (Mid-2012, Non-retina) crashed today and it beeped. I managed to solve it by this video. Actually it did not solve. So i upgrade to Majove from Sierra. This way, my macbook start to boot. ...
4
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1answer
171 views

Prevent MacBook Pro from turning on by touching trackpad

Recently got a new MacBook Pro and I really don't like the fact that it powers on by a simple touch on the trackpad. (EDIT: By "powering on", I mean powering on from a completely turned off state, ...
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1answer
52 views

What is the ribbon in this picture of a 2006 MacBook?

I accidentally ripped it when removing an old hard drive. Now the computer won't power up. What is it and can it be replaced?
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1answer
24 views

iMac late 2009 new ssd install

So I’ve read through a lot of “new install” threads and all are pretty much the same...use internet recovery or cmd+r on boot up. But here’s my issue. My old hdd crashed so I don’t have anything ...
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0answers
44 views

Does a 2017/8 MacBook, with 2nd display, remain at a scorching 90C if raised on a stand?

The reports are disconcerting . If one uses a 2017 or 2018 MacBook (Pro) as a dual-purpose machine, with an external larger monitor at home, and on its own on the road, then a temperature of 90C is ...
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1answer
201 views

Single User mode (10.13.6) write locked with SIP disabled

In the light of unbricking my 2011 MBPro due to the known dGPU failure, I am following LangLangC's (great!) response/guide in GPU problem - Boot Hangs on Grey Screen; combined with some other threads ...
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2answers
144 views

Black screen when using 4 ram sticks on brand new iMac 5K

I bought a 5K iMac 4 months ago, with the stock 8gb of ram. I bought an extra 2x4GB off Amazon (Crucial Ram). But then, it looks like I cannot use all 4 ram slots at the same time. The iMac won't even ...
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1answer
28 views

MacBook Pro 13'' 2017 (A1708) after year of use showing 50% capacity [duplicate]

I'am really shocked. Coconut battery shows 55.8% from Full Charge Capacity and battery is jumping in charge (like 90% after 5 minutes 50%). And some time ago was "Service Battery" label, but after ...
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0answers
175 views

Green lines on black pixels on screen that disappear with pressure points - Macbook Pro mid 2010

My macbook pro is showing green lines (that flicker sometimes) on black pixels. This disappears when I pressure in some random places on my macbook's body. What I've done so far: Replaced the screen ...
0
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1answer
33 views

Macbook mid-2010: no power after ssd upgrade

I changed my HDD to a SSD using ifixit guide on my MacBook Unibody Model A1342 (mid-2010). But after reconnecting the battery, the Mac seems to be dead (MagSafe light off, no chime, no fan, nothing)....
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2answers
680 views

Where is the True Tone ambient light sensor on the 2018 MacBook Pro?

The 2018 MacBook Pro has an ambient light sensor for its True Tone display. Where exactly is this sensor? I'm hoping for a diagram so that I know where exactly to position a webcam slider cover ...
1
vote
1answer
102 views

What is the difference in weight between the minimum spec 2018 15" Macbook Pro and the maximum spec?

Apple's website lists only a single weight for a 2018 15" Macbook Pro https://www.apple.com/macbook-pro/specs/ Weight: 4.02 pounds (1.83 kg)3 3: Weight varies by configuration and ...
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1answer
53 views

CRC (Cyclic Redundancy Check) error not appearing in disk utility

Recently, my Mid 2012 13-inch MacBook Pro displayed a blank, gray screen instead of booting up. I suspected there was a problem with the hard drive cable, so I took it in to a (non-Apple) repair shop ...
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2answers
46 views

Macbook Pro early 2007 SSD to the new Macbook Air 2017 install?

I would really appreciate your advice on this matter. I have a macbook pro early 2007. Its old i know and last year i replaced the HDD with a 420GB SSD as the HDD failed. It was a fairly ...
1
vote
1answer
37 views

2015 Macbook Pro display goes blank but machine continues to run and fans continue to go even if I close lid

I have a 2015 Macbook Pro that seems to turn the display off after it reaches a specific temperature. Is this a reasonable conclusion? Initially I thought I had to change the logic board ...
3
votes
1answer
40 views

SMC sensors failure while running on battery

I have problem with SMC in MacBook Air 2016. While running on battery, data from SMC module freezes. In iStat Menus temperatures from sensors, RPMs, current meters and voltage meters from CPU aren't ...
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2answers
573 views

Where can I find original macbook pro batteries?

I have 2011 13" MacBook pro. I have replaced battery once, replaced charger two times (because it wore off/tore up). I have replaced original drive with SSD and pumped up RAM so my MacBook runs pretty ...
10
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5answers
4k views

Can I charge a 2017 MacBook Pro with a third-party USB C power adaptor?

I've got a 2017 MacBook Pro which comes stock with an 87W USB C Power Adapter. I want to purchase an additional power adapter, but I don't require an official Apple one. I notice that Anker make one ...
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vote
2answers
491 views

How can I get my 13" MacBook Pro to detect the NVMe m.2 drive that I installed?

Today I installed a Samsung 970 Evo 1TB on my 13" mid 2014 MacBook Pro. I used an adapter that is not the small sintech one that everyone else seems to be using but is a different sintech similar one ...
2
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0answers
58 views

Internet Recovery instead of Hardware Diagnostics?

I'm trying to run hardware diagnostics on my mid-2012 MacBook Pro. Whenever I restart when holding D it restarts into Internet Recovery mode instead of Hardware Diagnostics mode. Is there any way to ...
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0answers
31 views

Retina Pro display gets stuck on startup screen while rest of system finishes booting

I recently finished replacing the "lower half" (upper case, logic and I/O boards, battery, keyboard, and trackpad) of my mid-2012 retina pro (MacBook 10,1) with an early 2013 "lower half" that I ...
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1answer
48 views

What is the most accurate method of testing batteries for A1278 MacBook Pro?

I have about 20 batteries I want to test. I'm trying to find out if they will read "replace" or "service" in the OS. Usually, I'll stick the battery in long enough to collect a cycle count and ...
4
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3answers
263 views

I bought a 'new' MacBook Pro from 3rd party. It came in a refurbished box, but they insist it was 'new' How do I know if this really is new or used?

When I received the MacBook, it was in a 2016 refurbished apple MacBook Pro box even though the MacBook I received is a 2017 version. Are there any options that I have, to confirm whether this is a ...
5
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3answers
153 views

Ways To Test iMac G3 Before Buying

I am going to buy an old iMac G3 Over the next couple of days/weeks, and I want to make sure that I am buying a system with no problems. I usually ask for the serial number and good pictures before ...
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0answers
25 views

Clicking and noise when internal soundcard enables/disables on Macbook Pro

I've been having issues with my early 2013 15" MBP. The problem started after a drink was spilled over it (a perpetual risk in the live event industry...). Whenever I'm using headphones, but before ...
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2answers
69 views

Help me crash my Mac — beyond stress tests [duplicate]

My MacBook Pro has been crashing for months, at least once a day most days. I blame it on overheating seeing as it reached 100°C on several occasions when it shut down. Last time I took it to a ...