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Questions tagged [hardware]

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

0
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1answer
29 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 ...
0
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0answers
13 views

Trackpad pointer stops If the pointer function turns into a cursor waiting for an action [on hold]

I think I’m getting closer to getting the trackpad to scroll. I believe it has something to do with when the pointer turns into the cursor. So for example the pointer will move using the trackpad but ...
0
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0answers
19 views

What is the maximum luminous intensity of the rear and front flash (screen flash)?

The question title says it all, I've been searching through the specs however I couldn't find information about the luminous intensity of the rear and the front flash for an iPhone 6 (front flash ...
3
votes
3answers
81 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 ...
6
votes
3answers
97 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 ...
1
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0answers
20 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 ...
1
vote
2answers
57 views

Help me crash my Mac [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 ...
0
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0answers
8 views

What could cause the earpod’s wire to become crooked and nonfunctional?

I had put my earpods in my pocket at ~3:00PM, at which point they worked. When I retrieved them at ~6:30PM, the left one had become like this and no longer worked: I hadn’t sat near anything hot. I’m ...
2
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1answer
23 views

MacBook Pro keyboard replacement: Refurbished or new components? [duplicate]

I'm about to send my 2016 MacBook Pro for a top case replacement due to a failing keyboard. Since the battery will also be replaced as a part of the top case, I'm wondering if Apple installs a ...
2
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0answers
27 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 ...
0
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3answers
35 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 ...
0
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1answer
14 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 ...
0
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0answers
9 views

2012 mbp grey screen

One of my two mid-2012 MacBook Pros won't boot up into any hdds, or even into boot menu or target mode. Whever I boot it up, it just stays grey screened, and I've left it doing this for several hours ...
0
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0answers
28 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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0answers
15 views

Use post-Macbook Air 2011 logic board in Macbook Air 11"

The logic board on my MBA 11" 2011 died. Unfortunately, Apple does not make 11" MBA anymore, old 13" is too bulky, MB 12" is using low-power CPU (and is costly), 2018 MBA 13" is expensive in base ...
2
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2answers
64 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 ...
0
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0answers
36 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 ...
2
votes
2answers
147 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 ...
0
votes
1answer
61 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 ...
0
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0answers
61 views

MacBook Pro (A1278) USB port replacement

I want to replace the USB port on my MacBook Pro A1278 (late 2011). Since there are so many types of USB port with different casing / mounting builds: what's are the exact specifications I should ...
0
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2answers
131 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 ...
0
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1answer
59 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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0answers
17 views

problem with second monitor on mac mini late 2013

I have mac mini late 2013 For a couple month i've started to notice that my second monitors stops working (it's says NO Signal, like cable wasn't connected to monitor). i shutdown computer, wait for ...
0
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1answer
18 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 ...
0
votes
1answer
48 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 ...
1
vote
1answer
49 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'...
0
votes
1answer
46 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 ...
1
vote
1answer
53 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, ...
0
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0answers
11 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, ...
1
vote
1answer
27 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
0
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1answer
68 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 ...
4
votes
1answer
150 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 ...
1
vote
1answer
485 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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0answers
14 views

Recovery USB doesn't work

I followed tutorial to create bootable USB stick with Mac OS Mojave and then from System Preferences --> Startup disk I selected USB drive and restarted my Macbook Pro and after boot I see:
2
votes
1answer
22 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....
1
vote
1answer
53 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) ...
0
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0answers
117 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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0answers
58 views

nitproc exited — exit reason namespace 2 subcode 0xa description: none

This problem started almost a week now. The kernel panic kept reoccurring. It happened for over 6 hours today before finally started. I got this report, and wish someone could help identify what the ...
2
votes
1answer
574 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 ...
6
votes
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 ...
3
votes
1answer
400 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 ...
2
votes
1answer
60 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 ...
1
vote
0answers
22 views

MBP 2015 Retina Strange Audio problems

On Monday I left my Macbook Pro mid-2015 15" Retina turned on overnight, and when I tried to adjust the audio volume (external headphones) the next morning, it started lagging badly. So I restarted it,...
1
vote
0answers
42 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
26 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 ...
0
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0answers
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 ...
1
vote
0answers
107 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 ...
2
votes
1answer
243 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
votes
1answer
39 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 ...
0
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0answers
24 views

Bottom Skin and Platform Controller Hub temperature sensors missing

I reapplied the thermal paste on my early 2011 13" MacBook Pro according to iFixit. In the process the Airport/Bluetooth cable connector came unglued and is stuck in the socket. I can't get it out. ...