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

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0
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1answer
38 views

MacBook Air won't power on, except I remove the battery and plug it back in (SMC reset?) - sleep works

I have a bizarre problem with my 2012 MacBook Air 13": At some point, a couple of weeks ago, it suddenly stopped turning on. The battery would charge, but pressing the power-button just wouldn't have ...
8
votes
6answers
46k views

How to diagnose repeated OS X hang / spinning beach ball of death?

Here are my stats and brief summary of the problem: macbook pro; mid 2009; 13 inch; 2.26 GHz; 4GB RAM (currently, will elaborate); 10.7.5 The issue I'm having is that the computer constantly gets ...
0
votes
1answer
36 views

Macbook7.1 (Macbook mid-2010 ) White unibody bottom rubber falling off

The bottom cover on my Macbook7.1 (mid-2010) White Unibody is beginning to fall of. I tried using some glue that a guy from a repair shop I could use for rubber-on-aluminium. I tried it and all I got ...
1
vote
1answer
26 views

USB adapter stops working after deleting NetworkInterfaces.plist

TL;DR: I have an external USB wifi adapter on a MacBook Pro which was working fine before I deleted my /Library/Preferences/SystemConfiguration/NetworkInterfaces.plist file without making a copy. Is ...
11
votes
8answers
37k views

How to permanently disable (defective) graphics card in MacBook Pro?

My graphics card has malfunctioned and is preventing my MacBook Pro (2011) from booting. Based on my research I will have to otherwise have the logic board replaced. The defective ATI graphics card ...
0
votes
1answer
71 views

Intel Mac Pro 1.1 stops responding after ~5 minutes

If anyone could shed a little light on this, I'd be extremely grateful. I have a 2006 mac pro 1.1 (intel cpu) that consistently stops responding after 4-5 minutes. The mouse still moves but nothing ...
0
votes
0answers
11 views

How do I debug keyboard input?

I'm getting a bug with my Steam Controller (which is basically a configurable keyboard/mouse/etc) where if I set any of the buttons to either of the shift keys, they don't register as such, instead ...
1
vote
1answer
25 views

How to interpret the USB info in my MacBook Pro's System Report?

I'm trying to find out if my MacBook Pro USB ports are USB3. It seems to have two USB2 ports and one USB3 port: But my MacBook Pro only has two USB ports. How do I interpret this report? Do I have ...
0
votes
1answer
76 views

Can I put PC hardware in a MacBook Pro case?

I would like a MacBook Pro, but they are so dang expensive!!! I already have a pretty nice Samsung Series 3 64-bit, and I have considered Hackintosh. Hackintosh however, does not include that slick ...
0
votes
2answers
586 views

Unable to use full resolution of P2416D

Dell P2416D (Vendor 10AC, Product A0C3) is 2560x1440, but my Mac OS X (on Macbook Pro Mid 2010 connected via Thunderbolt with Mini Display Port cable) doesn't have corresponding file in ...
3
votes
3answers
4k views

Mac Pro Memory - Should I use 8 RAM slots in dual-channel mode or 6 RAM slots in triple-channel mode?

I have a Mac Pro tower with a 2 x 2.66 GHz 6-Core Intel Xeon chipset, and 8 RAM slots. I have been told because of the processor's triple-channel memory capability that I should be installing RAM ...
0
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0answers
55 views

Apple Thunderbolt Display randomly goes black throughout the day

My Mac is connected to two Apple Thunderbolt Displays. The first monitor works without flaw. The second however will randomly turn off its screen 3 to 4 times a day. A quick but annoying fix is to ...
2
votes
2answers
1k views

Macbook Pro Fan fullspeed, no temperature and keyboard backlight

I've got a Macbook Pro 2008 15" 4,1 with OS X Yosemite 10.10.5 and the latest Firmware and both fans run the whole time at fullspeed. My research brings up, that it's probably the temperature Sensor, ...
4
votes
1answer
105 views

What's the best way to prolong the lifespan of a Macbook Pro battery?

I have two Mac book Pros: A 2013 Unibody retina that I use every day An older 2006 model with removable battery that I use a couple of times a month (when not in use, it's not connected to the AC. ...
0
votes
0answers
166 views

My Macbook Pro dies randomly, doesn't start, and Apple couldn't solve it

I brought my MacBook Pro, retina, 13" late 2013 to the Apple Store to find out what's wrong. They couldn't replicate the problem, therefore they couldn't give me any answers. I know of others who have ...
0
votes
0answers
13 views

Keyboard unresponsive out of nothing

I have an old 13” MBP (Early 2011) which I use regularly but just a few minutes per day. Today I came back home - MBP was turned on and charging - and keyboard just doesn’t seem to work. Some keys ...
0
votes
1answer
207 views

I know my battery should be replaced, but is that all of the problem? (Update)

Updated: I am using a MacBookPro8,1 with a non-replaceable battery. Recently that battery charging status was saying,Replace soon. But it was working fine and kept enough charge for my daily works. So ...
4
votes
2answers
891 views

Mac Pro cd drive stuck open

I just got a brand new mac pro. I opened the cd drive with the eject button on the keyboard, and then went to close it the same way, the cd drive goes in, but the metal gate doesn't come back up. What ...
9
votes
2answers
809 views

No version model of Macbook in 'About This Mac' section

What does it mean if there is no version model? Is it normal? I expect the money year after the words "MacBook Air" similar to this. I would like to buy this particular Mac, should I worry about ...
0
votes
0answers
27 views

iMac won't boot. No keyboard recognition

I know that there are a lot of people that ask for help when their iMacs won't boot, but in all sites they tell you to use keyboard commands to reset NVRAM or something like that. This case is ...
3
votes
2answers
41 views

iMac Aluminum Housing

Not sure if these kinds of questions are allowed here, but I would like to know how Apple machines the little Apple logo cutout on the bottom of the front iMac panel /housing. It looks like it could ...
0
votes
2answers
49 views

i dropped my phone and now there are lines on the screen and i can't access the screen

I had my phone in my pocket and it dropped on the tiles in my house. Now there are lines and I can't access the screen or get into my phone.
0
votes
1answer
77 views

Cleaning my Macbook Pro Retina leaves greasy 'streaks' across the screen

I try to clean my mid-2015 Macbook Pro with Retina display by wiping the screen with a damp cloth and then immediately drying. However, there seems to be left some residue/streak marks, which look ...
3
votes
3answers
2k views

How to clean iMac screen?

I've messed up and used a generic LCD cleaning product on a glass iMac screen. According to the label it consists of distilled water and surfactants (or surface-active components, don't know how to ...
0
votes
1answer
255 views

Macbook Pro Differences (2015 vs 2016) [closed]

I was looking into getting a Macbook Pro 15 inch with Retina Display. I've never owned a Mac so I did some researching while looking at what to get. I saw a lot of articles saying to wait for the 2016 ...
1
vote
0answers
57 views

Mac Freeze and Screen Goes Weird After RAM Upgrade

I've a MacBook Pro. I upgraded it's RAMs to 16 GB of 1600MHz(two 8 GB modules). Even though Apple suggests a maximum of 8GB, everymac.com's tests yield that it supports 16GB. And it did. After the ...
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votes
5answers
4k 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 ...
1
vote
1answer
50 views

mid-2012 Macbook Pro Retina 15" won't recognize new adapter

I recently bought a new power adapter off Amazon, and it worked with my mid-2014 MBP at work and my colleague's mid-2014 MBP, but not my mid-2012 MBP Retina 15" (which, frustratingly, it was bought as ...
6
votes
2answers
270 views

My Mac is getting really slow, what should I do?

I bought a Mac (13", early 2011) almost 5 years ago. When I first got it, it was running under OS X 10.7 and it was pretty fast. I've being upgrading it ever since and it's now running under Mac OS X ...
0
votes
1answer
11k views

My iPhone charger emits a little very high pitch noise when my iPhone is charged… is it normal?

When my iPhone 5s is fully charged my charger (which is the official one), emits a super little noise that is very high pitch (I would say nearly an ultrasound...). Is it normal ?
28
votes
5answers
6k views

How does an iOS device keep time when it is out of power?

My iPhone is always running out of battery. However, when I power it back up, the time is still in perfect synchronization. This begs the question: "How does it keep time when it is out of battery?" ...
0
votes
1answer
72 views

How to bring a dead MacBook Pro back to life

I have inherited a Mid/Late 2007 MacBook Pro from a colleague (A1226) but it doesn't work. It won't start up at all. No boot, not even the SuperDrive sound. I've tried resetting the SMC but it didn't ...
3
votes
4answers
7k views

Can a RAM module not be compatible with Macs?

There are DDR3 RAM modules sold on Amazon (branded by KomputerBay) where it is specified that they are "PC only" and not for Mac. They cost around £41.99 ($68). The same company has modules with the ...
45
votes
7answers
22k views

What are the best practices for battery longevity?

How do you maximize the cycle count of your battery? There seems to be a debate between: Leave plugged in 24/7 but do a full cycle once a month Charge to ~100%, drain to ~10%, repeat. NOTE: ...
3
votes
2answers
4k views

Repair Bent Unibody Case Mac Book Pro 15"

I dropped my 15" MacBook Pro off of the couch onto hardwood floor (a drop of about 24 inches). It works fine still, but the bottom part (not the LCD) has bent inwards as a result. So if you are ...
0
votes
0answers
197 views

iPhone 5 Constant Battery Problem (After replacing it 4 times)

I bought an iPhone 5 when it first came out. It worked perfectly fine for about a year, then the battery started to really lose its capacity, it would last only a couple hours, as time passed it ...
0
votes
1answer
56 views

Upgrading Mac mini (Mid 2011) RAM

I've got a Mac mini (Mid 2011). It currently has 4 GB of RAM which I want to upgrade to 16 GB. I know that officially with these versions, only 8 GB is supported, but I've read from OWC Announces ...
0
votes
1answer
125 views

Should one wait for new Mac Pro? [closed]

I want to buy Mac Pro. I've found used 1 year Mac Pro with Xeon 3.5 6-core with 2xD500 which is cheaper around 1700 euro then new one. However knowing there's new Mac Pro coming (hopefully) this year ...
6
votes
6answers
11k views

Connecting a displayport monitor to my Mac Mini (late 2012) using the Thunderbolt port what is the max resolution?

I have a 27" ASUS PB278Q display equipped with a display port, the monitor has a resolution of 2560x1440. If I connect to my thunderbolt port using a mini displayport to displayport cable will it ...
0
votes
0answers
61 views

How bad is a runny nose over a MacBook Pro?

Happy cold season, everybody! Or at least, it'll be happy if you guys can tell me that my computer will survive it. I've got an early 2011 13" MacBook Pro and an annoying cold. My nose decided that ...
4
votes
5answers
13k 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 ...
1
vote
0answers
44 views

What are the technical differences between A1387 and A1431 iPhones

I know the A1387 model is sold elsewhere, and the A1431 in China, and they are both 4s, but I would like to know any technical differences between the two, i.e. what makes the China model different ...
1
vote
0answers
19 views

Mac Pro Tower, 1 or 2 CPUs

I'd like to know whether a 4,1/5,1 Mac Pro with dual processor board can actually work with just one CPU installed.
3
votes
2answers
132 views

How many CPU cores should be in my MacBook Air? [duplicate]

It looks like something's seriously wrong... My Air should have 4 cores. However, I saw that the number of cores has sunk to 2 when I was going to make a new virtual machine... I checked out what ...
1
vote
2answers
400 views

Current passing through me from Macbook to iMac?

I recently bought a UPS for my iMac and it runs just fine. However, sometimes I also run a MacBook Pro nearby and when I have my hand in contact with the MacBook and reach across to touch the ...
0
votes
0answers
30 views

iPod Shuffle (4th Gen) is in a coma

The iPod lights up when connected to a power source but it doesn't turn on. Here are my observations: It syncs perfectly with iTunes, with the yellow light flashing and all. The yellow light is ...
2
votes
2answers
192 views

Check if G5 is a SMP one?

How do I check if a G5 PPC mac has 2 CPUs or not? When booting it up under Linux (Debian 8) only one CPU seems to be detected: cat /proc/cpuinfo processor : 0 cpu : PPC970FX, altivec ...
1
vote
0answers
44 views

Disable single heat sensor?

I have a Macbook Air 15". A few days ago, it started running extremely slowly, with the fan at max RPM. I opened Activity Monitor and discovered that I had kernel_task running at about 400% CPU, ...
1
vote
0answers
73 views

Apple Hardware Test reports error 4SNS/1/40000001:VeAS-0.000

I got a great deal on a base 2.66 GHz Quad-Core Intel (W3520) 2009 Mac Pro4,1 on eBay. I already have a (flashed) Gigabyte Radeon HD 7970 GHz edition. I have a 3.46 GHz Intel Xeon W3690 on the way. ...
1
vote
2answers
17k views

How to run a performance benchmark on my MacBook Pro?

I need to run some sort of performance benchmark to measure how slow my MacBook Pro is (and why)—a 15" MacBook Pro (late 2008) with a 2.4 GHz Intel Core 2 Duo processor, 4 GB of DDR3 memory, and ...