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

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Spilt coffee on Keyboard, washed/dryed but 2 keys still not working, any cure?

I spilt coffee on an apple external wired keyboard. Taking the advice of other threads on this matter I washed it thoroughly and dried it, twice. However 2 of the keys are still non functional. Does ...
7
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10answers
26k 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 ...
5
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2answers
26k 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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2answers
24k views

iPad 2 loses touch response in particular area of screen

My wife's iPad 2 is having a weird screen/touch issues. In a particular part of the screen (near the middle bottom on the left side if holding in portrait with the home button down), it just doesn't ...
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1answer
9 views

Best practices for storing a replacement battery?

My early 2011 MBP has been giving me the "Replace Soon" battery warning, and an app I have says that the battery can hold 57% of its original capacity. I bought a new one on Amazon, but now I've ...
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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 ...
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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 ...
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1answer
18 views

Macbook Pro (Mid 2012) screen is just white no picture

I swapped out my broken unibody display assembly with another and now the new screen is just white (backlight is working) but nothing else. External monitor is working just great though, so I am ...
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1answer
22 views

Apple Hardware Accessories or third-party? [closed]

I am running MacBook Air 13" I need wireless keyboard, which I am going to use daily. Once in a while, I need to check some CDs or DVDs - mostly I take backup of photos shoot with camera and phone on ...
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2answers
30 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 ...
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2answers
36 views

My mom's MacBook Air is making rattling noises when it is moved ever since I dropped it. Diagnosis?

It dropped like two or three feet. The noise is like a rattling of a beanbag, but I don't know the source.
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1answer
34 views

Does Apple's Out-of-Warranty Replacement cover iPhones regardless of condition?

I have a water-damaged iPhone 6. I took it to a non-Apple repair shop after the plunge (the Apple Store was too far away for urgent service), but it still does not work. It powers on, but the screen ...
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0answers
28 views

I own a 13" MacBook Pro. I literally and physically (in terms of hardware) can't plug my headset in

The last time I plugged them in was two or three months ago and they worked just fine. It was easy to plug them in but now it feels like there's something in the way and I don't know how to get it ...
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1answer
21 views

Using an old Windows keyboard on a Macbook

I recently found my old mechanical keyboard and I want to use it on my Macbook Pro. It still uses an old PS2 connector so I went out and bought a PS2 to USB adapter. When I plug it in, the lock ...
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1answer
31 views

Should I just snap this metal bit off my iPhone 5?

I'm trying to replace my iPhone 5 battery, but there's this one stupid stripped screw that won't come out of the bottom metal battery cover. Would it be a bad idea to just cut that metal cover off, ...
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1answer
9 views

Which part of my iPhone 5 screen should I take off?

I'm trying to replace my iPhone 5 battery, but first I have to take my screen off. My screen appears to be glued shut on the right side, but from what I can see of the inside of it, it looks very ...
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0answers
31 views

iPhone 5 screen appears to be using one screw and glue instead of two screws

My iPhone 5 was used when I got it about a year and a half ago, but it appeared to be in perfect condition. However, today I was trying to take the screen off and at that point I noticed it only has ...
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1answer
24 views

OS X slow, battery showing 0% after reboot which was likely caused by graphics issue [closed]

For the last month or so, I've been getting small horizontal bars flickering on the screen which would suggest a graphics card issue. The flicker was always small and would go away when focusing on a ...
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4answers
3k 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 ...
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2answers
6k views

Why does iPhone 6 have a thick line on its edge

Apple never keeps even a dot on its hardware if it doesn't have a function. But why does the iPhone 6 have this Gap/Thick line on its edge? Any clue?
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0answers
42 views

My SSD works on every computer except mine

I've asked several questions on Ask Different about an Intel SSD that I'd bought and tried to use in a DIY Fusion Drive in my early 2011 13" MBP. The Fusion Drive worked for a few weeks and then quit ...
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0answers
13 views

Is it possible to replace the logic board of the original macbook air (early 2008) with the logic board of MBA late 2008 or mid-2009?

I am the OP of the question: Macbook Air 2008 won't boot after error message asking to shut down due to low battery A family member bought this MBA (early 2008) for me to learn iOS development ...
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5answers
4k views

Are Apple keyboards multi-key rollover?

I'm just curious if Apple keyboards are multi-key rollover or not? And if yes then which models (or how to determine that in OS X)?
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1answer
158 views

840 EVO performance restoration

I got a Samsung 840 EVO mounted in a Mini late 2012. Now, this is the SSD affected by the notorious performance degradation problem. Searching samsung site, I was able to find an upgraded firmware ...
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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 ...
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1answer
100 views

RAM upgrade MacBook pro 15 inch mid-2010 on “El capitan”

I have a MacBook pro 15 inch mid-2010 i5 2,4 Ghz, which I already have upgraded to 8GB of RAM. I recently tried to upgrade my MacBook's RAM to 16GB on Yosemite and it gets a kernel panic, I know ...
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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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2answers
515 views

2008 MacBook (A1181) won't boot from battery

I have a 2008 13" (2.4GHz) white MacBook that will only boot from mains power. If you attempt to boot from the battery it's as if it's not even connected. Once you get even past the initial startup ...
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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 ...
2
votes
2answers
9k views

iPhone 4S speaker not working for apps but works for ringer

I have an iPhone 4S and the speakers are not working for applications. The speaker works when doing voice calls on speaker phone, adjusting the ringer, and other default things. However, when trying ...
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1answer
123 views

How to preserve MacbookPro battery from degradation? [duplicate]

Platform: OS X: Yosemite 10.10.4; MacbookPro 15" Retina (mid-2015). Fact: There is aging for battery in any case - using or not. But while using - there is difference of how to use. My questions - in ...
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11answers
17k views

How can I avoid my MacBook Pro giving me minor shocks?

The aluminum Macbook Pro gives a mild shock when connected to a wall socket and charging. It only happens when I'm, for example, not wearing shoes or slippers and my feet are resting on the ground ...
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0answers
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Macbook Pro not starting after multiple drops.

I've found a 'cheap' Macbook Pro mid 2012 13" laptop for sale on eBay and it would seem to be a great bargain if I were to get it. Even with all the repair costs, about half the price of a fully ...
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0answers
27 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 ...
2
votes
1answer
43 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
20 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
334 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
44 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
29 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 ...
12
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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?
2
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1answer
382 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
103 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
7k 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
29 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 ...
0
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1answer
44 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 ...
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1answer
27 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
31k 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
37 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
40 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
22 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 ...