Questions tagged [hardware]

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

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38 views

What would cause graphic glitches like this? (pics attached)

I have a 2015 15" MBP fully maxed out - GPU, i7, 1TB, running fresh High Sierra install. I've been having a ton of problems with it throttling (Intel SpeedStep kicking in) even under less than heavy ...
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3answers
446 views

Why can't newer Mac hardware boot DBAN?

I have a DBAN CD )used with an external optical drive) which I have used in the past on multiple old Macs. I tried to use it on a 2018 Macbook Pro and DBAN could not be booted. Specifically, I tried ...
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1answer
31 views

Trackpad on early 2015 13“ MacBook Air keeps losing its ”click"

The trackpad on my MacBook Air keeps losing its physical "click". It still works fine, and pressing the trackpad down still works, it just doesn't move. I've tried adjusting the relevant screw two or ...
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264 views

MacBook Pro unable to turn WiFi on

Macbook Pro Mid 2012. The problem was there before upgrade, but recently upgraded to Mojave ( thought it might fix it ) I suspect a bad WiFi card, but the symptoms are very strange, and does not ...
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2answers
145 views

Is it possible to upgrade original iMac (1998) memory (RAM) to above 256 MB?

I am looking into buying myself an original iMac, and I want to mess with the older system a little bit. Also, is it even remotely possible to change the RAM in the system to being over 256 MB. I am ...
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121 views

13" 2010 MacBook Pro with a Bad RAM Slot

I've got this 2010 13" MacBook Pro that has a bad RAM slot. I've swapped the chips, used different chips, used one chip in each slot one at a time. But no matter what, it will not see the chip in the ...
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2answers
2k views

SMC reset to fix battery not working, but cant be sure SMC reset has taken place

I have had a new battery in my mid 2012 15" macbook pro running 10.11.6 The battery health as monitored through a battery health app downloaded from the mac app store has been deteriorating ever ...
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1answer
629 views

Macbook Pro constant artifacts in the screen

I'm Currently using MacBook Pro (Retina, 15-inch, Early 2013, OSX Mojave). I was getting the artifacts occasionally only while I was viewing photos, processing videos in FCP and artifacts won't show ...
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2answers
695 views

Mac Mini 2018 maximum carry weight?

What is the maximum weight of "stuff" that I can place on top of a 2018 Mac Mini without damaging it? This is not the weight of the unit itself — but the maximum weight of other units that can be ...
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1answer
247 views

What hardware needed to connect 2 monitors + peripherals to 2018 MBP via a single cable?

I am trying to connect the following to my 2018 MacBook Pro (15 inch): 2 monitors (Dell U2715H, 2560 x 1440) 2 USB-3 peripherals (mouse, keyboard) ... but I would like to connect only one cable to ...
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1answer
37 views

Macbook Pro 2011 A1278 Keyboard Diagnosis

A MBP keyboard is unreliable to the point where a USB keyboard is a workaround. Googled the issue presents many software based remedies. What tests can be performed to confirm that that the ...
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1answer
131 views

MacBook Air Screen Probem

My MacBook screen looks like this!!! The laptop hasn't been dropped or anything. I closed it down fine and then when I started it up it looks like this. The laptop works as normal. I've tried ...
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1answer
509 views

Macbook pro 13" mid-2012 not turning on, no battery leds (battery ok)

My MacBook pro 13" 2012 won't boot up. The battery leds on the outside aren't indicating anything either and the charger won't show bright green or amber led. Is my logic board the cause? Things I'...
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1answer
132 views

CPU cores have a temperature near 80 °C and then the fan starts to work. Can it be dangerous? (not for Core) [duplicate]

I have the same question, but about Core. This one I want to ask whether such a temperature is dangerous for other Components, then Core? I have read some advices to adjust Fan Speed, cause if you ...
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1answer
143 views

Apple Internal Hard Drive Error

So long story short, my iMac was working perfectly fine and I just decided to restart it because the fan was loud, it made a weird noise and now it keeps taking me back to either reinstall my macos, ...
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25 views

Mouse cursor moves to left edge of screen with no input

I can surfing and the mouse cursor will abruptly move to the far left of the leftmost screen. This can happen even if my hand is not on the mouse. The mouse will also turn off at random intervals, ...
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1answer
33 views

Is it safe to buy 3rd party plug adapters for the MacBook Pro?

Apple doesn't sell just the removable plug end of the charger. I know buying 3rd party chargers are unsafe. However, is just the modular plug end safe? Here is an example of what I am talking about
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1answer
747 views

MacBook Air 13 (mid 2012) shuts down at 50% battery without warning, SMC chip broken? [duplicate]

Some weeks ago I bought a second hand MacBook Air. The MacBook Air runs fine but always shuts down without any warning at around 40-50% in battery mode. After restarting battery is at 0%. First I ...
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1answer
318 views

Test a USB-drive/SSD for bad sectors/blocks?

A pretty expensive (Samsung) USB-drive I have causes weird errors. The problem might be a computer I have connected it to (this computer's SSD broke down in a similar way) but to rule out that it is ...
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2answers
4k views

How do I disable the charging chime with Mojave on 2018 a MacBook?

Searching for commands to disable the charge chime, I have run both of these. defaults write com.apple.PowerChime ChimeOnAllHardware -bool false; killall PowerChime defaults write com.apple....
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1answer
107 views

Can I use a DC 60W 18v 3A solar pannel to power my macbook pro 15" retina mid-2012?

I have found this solar pannel ( https://fr.aliexpress.com/item/Suaoki-60-w-Panneau-Solaire-5-v-USB-et-18-v-DC-Sortie-Portable-Pliable-Puissance/32935273533.html?spm=a2g0w.search0104.8.83....
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1answer
291 views

mSATA SSD via IDE-adapter in PowerBook G4 12”

I have a beautiful PowerBook G4 12” 1 GHz PowerPC ((A1010 (EMC 1986)) here with a dead hard drive which I want to replace with a SSD. Is there any reason why a mSATA SSD (with mSATA to IDE adapter) ...
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0answers
679 views

Unexpected shut downs on MacBook Air '15 with code -128

I have a MacBook Air, Early 2015, running macOS Mojave. Over the last 2 weeks, it has been unexpectedly shutting down and rebooting over varied time periods. Upon checking the shutdown logs, I found ...
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1answer
1k views

MacBook Pro (2018) Overheating issues (Latest Mojave)

I recently bought the Macbook Pro (2018) base model with the following specs - 2.2 Ghz 6 core i7 16 GB RAM 256 GB SSD Radeon Pro 555X 4096 MB Intel UHD Graphics 630 1536 MB Mojave but this problem ...
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2answers
2k views

Do the chips in 2018 Macbook Pros have fixes for Spectre and Meltdown?

I know there are software fixes in macOS, but I want to know when the hardware is fixed. I'd like to buy a new Macbook Pro, but only after the hardware is completely fixed. The 2018 Macbook Pros have ...
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2answers
459 views

Do I need a sine wave UPS for late 2013 Mac Pro?

The support person at CyberPower told me that my late 2013 Mac Pro has a PFC power supply therefore, I would need to get an UPS with sine wave output. Is this a correct statement?
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1answer
702 views

How do I connect power to a NVIDIA GTX 1070 Founders Edition in a 2009 Mac Pro?

I am installing an NVIDIA GTX 1070 in a 2009 Mac Pro. I have seen all kinds of cables selling on Amazon and eBay to power GPUs in a Mac Pro so I want to make sure I get the right one. Looking at the ...
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1answer
98 views

MacBook Pro not booting

I have a mid 2010 MacBook Pro that won't boot up. Faced this problem quite a while ago, so i sent it in for repair and was told the logic board may need replacement. The store told me they tested my ...
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0answers
93 views

iMac Memory and Performance Issues

I have a 27 inch late 2012 iMac with 32GB of RAM and a 3TB Fusion Drive. The hard drive was replaced in June 2017 so only has a year of wear on it and should thus be in good condition. For the last ...
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0answers
42 views

Battery life of a new-ish battery seems quite low

I have bought a used MacBook Pro from 2011 with a Core i5 (2.3 GHz) and 8 GB RAM. According to the previous owner the battery has been replaced late 2017 and according to macOS it only has as much as ...
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13 views

USB mouse/ trackpad not letting gestures. Content Caching, Touch Display

I have in Sharing on My MacBook Pro... Content Caching - Share internet connection. Share this computer internet connection and cached content with iOS devices using USB. I see on my iPhone under ...
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0answers
305 views

Mac keeps randomly restarting after logic board replacement

I got my logic board replaced due to water damage a few days ago and ever since i've got it back, a few times a day my laptop has a kernel panic and restarts. This appears to happen when i leave it on ...
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1answer
4k views

Fan continuously running without any load

On my MacBook Air (2017 model), fan is continuously running at > 6k RPM without any high load (< 20% CPU load). I have reseted SMC multiple times but to no avail. I am out of warranty period and I ...
3
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1answer
80 views

Mac Pro 1,1 Ethernet not working, How do diagnose the problem

I have a Mac Pro model 1,1 which used to work with Ethernet pluged into either RJ45 socket. It now does not recognize either connection. Since this could be physical or sortware, how can I further ...
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0answers
149 views

Is a DiskWarrior warning about spare blocks applicable to SSDs?

I got the following warning from DiskWarrior on my Mac Pro in which I installed a SATA SSD: I know some sort of reassignments are normal on an SSD as it comes from the factory. However, I don't know ...
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1answer
1k views

Why my Mac book pro shows status 'Battery is not Charging'? [duplicate]

I have a MacBook Pro early 2015.Recently I am facing an issue with the battery. It's not charging. The MacBook works fine when connected to charger, but it turns off when the charger is removed. I ...
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2answers
1k views

How to identify assembled top case after MBP repair?

My MacBook Pro (2016) just needed another top case replacement, as keys did not work as expected. Since the last replacement, Apple has established a Keyboard Service Program for MacBook and MacBook ...
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1answer
13 views

MacPro Early 2008, how to hook up yellow power cords to the graphics card?

I'm tearing apart my MacPro Early 2008, cleaning it, and putting it back together. Most of it seems to be going back together fine but one part confuses me and that's the two bundles of yellow ...
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1answer
652 views

Connection of ESP32/ ESP8266 not recognized using MacBook Pro

I’m trying to connect those devices, with no success. When I’m using Linux machine I find at ‘/dev/ttyUSB0’. From googling around I understand it is a Mac issue. Appreciate any guidance
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2answers
249 views

Which problems can be expected by continuing to use a MacBook Pro Battery already due for replacement?

I turned in my MacBook Pro 15" Late-2013 to a service shop. The battery indicator recently has said either "Condition: Replace Now" or "Condition: Service Battery" (I can't remember which). The ...
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1answer
29 views

Which 15 inch macbook with USB has the highest repair score?

I'm doing research into MacBooks and would like to pick the one which is easiest/cheapest to repair. Can someone point me to a list which has some metrics like "repair score" or reliability? I know ...
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3answers
395 views

How does Apple achieve the all aluminium enclosure with RF on the MacBook Pro?

Since 2016, Apple has been able to make these laptops with no visible “window” of plastic or glass for RF signals to travel through. As an electrical engineer, I’m intrigued. If you look at older ...
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2answers
363 views

Reinitialize third party keyboard

Is there any way to reinitialize an external third party USB keyboard? I hit a wrong key after MACOS detected the new keyboard hardware. Now, my keymapping is not correct. I need to remove or ...
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1answer
112 views

Is it possible to replace the GPU in this 2006 iMac?

Is it possible to replace the GPU in this 2006 iMac? If yes what kind of models fit in there under the cooler?
3
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2answers
218 views

Macbook trackbar gives me electric shocks

I have perused the entire web to see if anyone has had a similar problem with his/her MB but it seems this is an extremely isolated case that myself alone is experiencing. I bought a refurbished 2015 ...
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1answer
470 views

Transferring hard drive from an old to a new MacBook Pro?

I have this Macbook Pro which has been working grand other than a terrible Logic Board issue. So I’m jumping ship and wanting to set up a new, refurbished mid 2012 MacBook Pro. How can I transfer my ...
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0answers
51 views

Broken Wi-Fi and Ethernet - Reinstalling OS X El Capitan

Recently on my mid 2009 MacBook Pro, the Wi-Fi suddenly stopped working. I tried resetting NVRAM and SMC but to no avail. I thought it may be a hardware fault, but before buying a costly Airport card, ...
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1answer
170 views

iMac 12,2 - Likely hardware problem: How to properly diagnose?

The problem: All applications that are launched on the iMac take a very long time to start. E.g. on a clean startup Word takes about 40 seconds to fully start, Adobe Reader about double. The same ...
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1answer
104 views

MacBook Pro and air logic boards interchange?

Can I interchange my logic boards from MacBook Pro a1502 to a MacBook Air a 1466?
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2answers
1k views

Mac fan speeds really high

I am using istats to see the speed of my fans: I ran a diagnostic by holding down d during a restart and it came up without any errors. I've also reset pram and the readings are still really high. Is ...