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

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17 views

Wireless keyboard with USB receiver doesn't work

I'm trying to connect a wireless "Logitech office cordless desktop 2.4ghz" keyboard with a USB receiver to my Mac but I can't get past this step of the keyboard identification: Also the key next to ...
1
vote
1answer
20 views

Backup data from Macbook pro which won't boot

I have a 13" 2010 Macbook Pro which I am unable to boot. The most possible reason for it is that the Logic board has short circuited. I have detailed the problem in this separate post: Macbook Pro - ...
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2answers
12 views

iPhone 4s Lock/Power Button Sticky [duplicate]

I am using an old 4S and the Power Button is kind of half stuck down. Are there any hints or tricks out there to un-stuck it?
5
votes
3answers
304 views

MacBook Pro used in smoking area

My late 2012 Retina MacBook Pro has been used in area's in which it was allowed to smoke. The smoke is now in the circulating system. Is there a way to clean this? The MBP is "smoking" now, producing ...
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1answer
17 views

Macbook Pro - Faulty keyboard short circuit at video connector

I have a 2010 13" Macbook Pro. A few days back, the middle row of the keyboard (i.e. the keys from A-L) stopped working. Since the laptop was not under warranty I thought I would give checking the ...
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1answer
11 views

Apple iPad is not turning on and my home button is broken to force restart

Three days ago when I tried to use my iPad it did not turn on (black screen). I fixed it to the charger and nothing happened. After one day of trying I decided to search online. And yes, there is a ...
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8answers
14k views

What is the difference between Intel and PPC?

What is the hardware and software differences between Intel and PPC Macs?
6
votes
9answers
23k views

How can I remove stickers from the lid of my MacBook Pro?

I've got a MacBook Pro with Retina display and I've got a ton of stickers on it. Is there a method for removing the stickers from the back without damaging the finish and without leaving sticky ...
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7answers
18k views

diagnosing (likely) hardware fault on MBP 15'' (early 2011)

Today while I was routinely using my Macbook Pro 15" from early 2011 (model MacBookPro8,2), running Mavericks DP3, the screen suddenly went all glitchy and distorted and the system locked up. (I just ...
2
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1answer
373 views

Configuring SSD over-provisioning on Mac OSX

I'm in early investigation stages of adding a SSD drive to my MacPro. Fragmentation problems can lead to serious performance problems on an SSD. There are a couple answers to this problem: TRIM - ...
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0answers
34 views

MacBook Pro fan running with no CPU load and computer is COLD

Under normal circumstances (not installed new programs recently; had the usual programs running) I found my MacBook Pro 13" (Early 2015) with the fans running at average speed. I always have the ...
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1answer
6k views

Force external display refresh rate

I have a 27" screen which is connected to my mid-2012 MacBook Pro retina through a HDMI/DVI-D (HDMI on the MacBook Pro, DVI-D on the screen). Before I was using a adapter DisplayPort+USB/DVI-D and I ...
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0answers
17 views

What programs actually use the memory on a Graphics card?

I noticed that the Graphics Card memory is hardly used at all, even during Cinebench 3D testing despite the FPS being high. What programs actually use the graphics card memory? Trying to determine if ...
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vote
1answer
15 views

How does one interpret Load Average in iStat menus?

I'm trying to find the actual GPU processor load on my iMac with the M290x. The load average being reported never goes above 5, even when running Cinebench 3d benchmarks. Certainly that doesn't mean ...
0
votes
1answer
21 views

Not getting to boot! [closed]

Last week I upgraded my MacBook Pro 13" mid 2012 RAM to 8 GB and I had random restarts. So I did a safe boot and everything was fine, two days later the same thing happened again and the again it was ...
0
votes
2answers
10 views

A single click on my trackpad occasionally acts like a double click

I have a Macbook Pro and when I click with the trackpad, it will occasionally act like a double click. This happens whether I physically click the trackpad or if I just do a tap to click. I have tried ...
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7answers
30k views

Differentiating Apple products by their MAC addresses

Apple has registered a ton of MAC address ranges for its products. Does anyone know whether it's feasible to reliably identify which Apple product (particularly iPad, iPod, iPhone, and MacBooks) a ...
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0answers
17 views

Is there a program to monitor GPU processor usage in Yosemite?

iStat only reports memory usage, but I'm looking to see how much of the processor is being used from the AMD M290x graphics card in my iMac. Is this possible?
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1answer
32 views

My 2011 Macbook Pro won't start - folder with blinking '?'

My Mac will not start up. I went to recovery mode and made a backup of everything on an external drive. Now the Mac only starts up from the external drive. I have OS X 10.10, Yosemite. I tried to ...
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0answers
20 views

Mac Air battery replaced, recognized, but not charging

So I attempted to replace my Mac Air battery myself. Swapped it out just fine, screwed things all back in place. Problems: It's recognizing the battery in the System Preferences>Power display, but ...
0
votes
1answer
32 views

My iMac makes no sound at all

My iMac abruptly stopped making any sounds while I was using Garageband. I think I had a microphone and headphones plugged in at the time. I have tried everything that is written online: Safe mode, ...
-1
votes
0answers
10 views

macbook air 2011 13 inch is still freezing after motherboard change after 3 changes the motherboard is fried

so my macbook air 2011 was freezing and one time i open it and it wont open and would stay on the grey screen no apple logo and the keyboard i take it to be fixed and i change the motherboard but ...
4
votes
1answer
24k views

Difference between US QWERTY and International QWERTY Apple keyboards?

What exactly is the difference between US QWERTY and International QWERTY Apple keyboards? I’m talking about the hardware keyboards specifically, not about keyboard layouts (in System Settings).
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votes
3answers
2k views

Adjusting brightness on 27" iMac used as external DisplayPort monitor for PC

I have a Windows7 64-bit machine attached to a 27" iMac as an external displayport monitor It's working well, except I cannot adjust the brightness. I have attached a Mac keyboard both on the Mac ...
1
vote
1answer
50 views

Broken iPhone dock connector pins, is this a hazard?

The dock connector on my iPhone 4S had some bent pins, which I scrubbed using a jewelry screwdriver until the pins broke and fell out. The phone still charges, and aside from thinking it's always ...
1
vote
1answer
28 views

Macbook pro late 2011 can support 16GB 1600Mhz RAM [closed]

I want to upgrade my MacBook Pro to 16GB 1600Mhz of RAM. I want to know if it is possible before buying something incorrectly. My macbook model is MD322LL/A A1286.
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0answers
23 views

Upgrade Macbook Air Logic Board

I'm looking at the logic boards for both the 2012 and 2013 Macbook Air. They look the exact same. I have to replace the logic board, and the extra battery life would be a plus. Is this possible? I ...
2
votes
2answers
177 views

is 8GB enough for iOS dev and occasional VM?

I'm going to buy a rMBP 13'' (i5, 256gb) exclusively for iOS\OSX development. I might run a windows VM occasionally (visual studio). I plan on keeping it for ~2-3 years. Should I go for the default ...
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vote
0answers
11 views

MBPr early-2013 display turns off by itself

I've been recently experiencing random issues where the display turns off by itself while the MBPr is connected to the TV via HDMI. The computer is not responding even if I press the power button for ...
0
votes
2answers
26 views

iPhone 4s is not responding at all

I have an iPhone 4s, and at the moment, my phone is going through alot of issues. I haven't been able to charge my phone, due to the phone not responding or not reacting to the cable. My phone also ...
9
votes
4answers
2k views

Why does my MacBook Pro reach high temperatures when running?

I have my MacBook Pro sitting on my desk and it's consistently over 160 degrees. It is almost too hot to touch in some places on the casing.
0
votes
1answer
28 views

Replaced RAM and now web browser flickers

I have a Macbook Pro 13-in. mid-2012, OS X Yosemite 1010.3. I recently upgraded the RAM from 4 GB to 8 GB using Apple's guidelines: https://support.apple.com/en-us/HT1270 After replacing the ...
8
votes
3answers
11k views

Can I upgrade my 2008 Mac Pro completely?

Hey everyone, I have a 2008 Mac Pro/2.83hzXEON(8)/8800GT512mb. Is it possible for me to upgrade this machine to newer hardware, since it is Intel based? What would it entail to put a newer processor, ...
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votes
4answers
2k views

15" rMBP (mid 2012) - screen won't turn on, fans full speed

Since yesterday I've been having major issues with my 15" Retina MacBook Pro (mid 2012 model). When I boot it, the screen is black (no backlight: Apple logo doesn't light up). I do hear the startup ...
5
votes
4answers
15k views

Can I change the flash storage in my iPhone 4?

I saw a super deal where I could get an iPhone 4 8GB for such a small amount that I couldn't resist. Does someone know if it's possible to change the flash storage for a 16GB or 32GB ? Would iTunes ...
2
votes
1answer
31 views

How to check my MBP's logic board properties?

A few days ago, my MBP had a lot of issues like multiple beeping sounds as well as black screen anomalies. The beeping issue goes away when I force a shutdown. When I took it in for repair, they ...
2
votes
1answer
141 views

I cant get past my password since my mac only spells caps and starts up in safe mode

In the morning two days ago, I spilled some water on my Macbook pro. It was shut down, so I dried it with a towel but that evening it worked perfectly. I didn't use it for a day and this morning I ...
17
votes
2answers
4k views

Which macs are compatible with OS X 10.11 El Capitan?

Is there a list of officially supported Macs for OS X El Capitan? I ask to plan if any hardware which is supported on Yosemite that are not supported by El Capitan?
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2answers
18 views

No entry grey screen with spinner with new SSD

My hard drive bit the dust rather spectacularly on my 2011 15" MBP. Luckily, I have a model without torx screws, so I popped it open, put in a 240 GB SSD I had lying around, and did and Internet boot ...
0
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1answer
30 views

Does my MacBook Pro have an expiry date?

While dismantling my 2011 MacBook Pro, I found that the bottom case place has an etching: What does it all mean? In particular, one part of it appears to be a date in the future. Is it, and if so ...
4
votes
1answer
1k views

Which graphics cards or integrated GPUs support metal?

Apple announced metal for OS X. Apple's website clearly states some features will not be available on all macs, which seems to refer to metal support. But is there a list of already confirmed GPUs, ...
1
vote
1answer
2k views

MacPro 3,1 (2008) logic board SAS connector: Has anyone “replaced” the stock hard drive backplane?

I have a lightly hot-rodded, early 2008 MacPro 3,1. Boots from an SSD mounted in the lower optical bay and attached to the second optical SATA port. Each of the four internal drive bays hosts a 3TB ...
3
votes
2answers
2k views

Mac Hard Drive Testing Tools and SMART Analysis

How good is SMART (Self Monitoring Analysis and Reporting Technology) for really finding and predicting drive problems for regular hard drives and now, for SSDs. From what I understand, different ...
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2answers
46 views

Does taking keys off of a MacBook keyboard void warranty

I have some friends that try turning my MacBook Pro off (I always do it back to them if they do :) ). My question is to make it harder for them to do that I could remove the power button key from my ...
0
votes
1answer
34 views

Why does my MBP mid retina 2012 run so slowly when using it's built in monitor?

I'm having severe performance troubles when I'm using the laptop's built in screen as opposed to an external display. Whenever I stop using the external display, many of the OSX animations become ...
1
vote
2answers
2k views

Trackpad tap to click malfunction

I have been having issues with my trackpad lately and I believe that I have a broken trackpad sensor, but I thought I would ask here to see if it was something to do with the software instead of the ...
0
votes
2answers
34 views

Black lines on my Macbook pro screen

I keep on having glitches with my Mac, and then after it freezes with 3 beeps.I have to press the power button for about 8 seconds before it stops. Sometime it turns on back, sometimes it doesnt. What ...
0
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1answer
1k views

Windows 7 on Bootcamp doesn't want to boot. Can't copy files from Bootcamp to Osx mavericks

I have strange problem. A few days ago a was doing some projects on windows 7 and updates appeared , when windows was installing updates I closed it down by holding power button. After that I can't ...
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1answer
30 views

MBA mid 2013 trackpad not clicking

Should the top part of MBA mid 2013 (MD711) trackpad click? I recently noticed that mine doesn't. I don't know if it's an issue just with mine.
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1answer
74 views

Screen Blacks Out After Fans Run at Maximum

I inherited an iMac and it has an issue. It boots up fine but within the first five minutes the fans start to slowly ramp up to full speed. After about five to ten minutes of the fans running at full ...