Using Apple products in wet, dry, hot, low- or high-pressure environments. Things like water-resistance, waterproof specifications, dust and other environmental considerations.

learn more… | top users | synonyms (1)

0
votes
2answers
28 views

Which is more durable. CPU or FAN?

i wonder which of the two components (CPU & FAN) is more durable in a Macbook Pro Retina 2015 (13 inch). I am asking because i am doing a lot of compiling on my machine and it gets very hot (up ...
0
votes
2answers
15 views

Apple Watch no longer displays temperature

Since I installed the most recent Apple Watch software version (early April, 2016) the temperature no longer appears on the watch face (-- appears), yet when I press the temperature (on the Apple ...
1
vote
4answers
2k views

Why is my MacBook getting hotter than usual since some time?

Since some time my MacBook is constantly hotter than it used to be, even when not having much CPU load. What could the cause be? Resetting the System Management Controller (SMC) didn't completely ...
0
votes
1answer
18 views

What's the most effective way to cool down a MBP 13

I have a MacBook Pro 13 retina, which I've just recently started playing Call of Duty on, and I thought if I just blasted my fans the temperature would be kept in check. However, I only checked the ...
6
votes
1answer
102 views

CPU Die temperatures reaches 90° C, is that normal?

My Macbook Air 13", Mid 2011, got heated and is slow in working. I noticed that CPU Die temperature reaches 90° C, is that normal? I've changed my fan recently but still get this issue.
1
vote
4answers
9k views

Blank temperature in iOS 8 Weather app (showing just underscores)

Since upgrading to iOS 8 on iPhone, the Weather app will occasionally show a "blank" temperature (using an underscore: _ for each empty digit, so two underscores: __). The blank temperature also ...
4
votes
4answers
4k views

Retina MacBook Pro running very hot?

I have a late-2013 Retina MacBook Pro, and it gets really hot really easily. I've monitored the temp with htop and iStat and they both show the same readings. It's supposed to be able to play some ...
0
votes
0answers
42 views

Beachball of death, login screen and kernel_task issues

I have an issue with a 2 week old MBP 13 (early 2015). Here is 3 things I'm worrying about: Beachball of death. It is appeared 2 or 3 times (once when Chrome and Atom were open and once after 10 ...
2
votes
1answer
1k 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 ...
0
votes
1answer
2k views

Normal Fan Speed for an early 2011 MacBook Pro

I have an early 2011 Macbook Pro and I noticed today, strangely for the first time, that the fan(s) are always running and audible. I have to admit that I usually have some background noise when using ...
2
votes
1answer
54 views

Are my MacBook Pro 2015 (15-inch) fan parameters correct?

Are the fans on MacBook Pro 15inch always on? If so should they be audible when ear against keyboard? I am not sure but I think my fans were not audible before but now I can hear them if I put my ear ...
0
votes
1answer
41 views
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, ...
0
votes
1answer
42 views

My Macbook 7.1 (Macbook white mid-2010) 10gb ram, 250gb SSD Samsung 850 EVO overheats with few apps open

My Macbook 7.1 (Macbook white mid-2010) with 10gb ram and 250gb SSD Samsung 850 EVO overheats with very few apps open. It overheats for no particular reason. It cools down for no particular reason ...
1
vote
1answer
43 views

Are these temperatures on non-retina Macbook Pro 13 Mid-2012 normal when browsing?

I wonder if the temperatures on my non-retina Macbook Pro 13 Mid-2012 normal. I browse using Firefox. I tried using Safari but no noticable difference. CPU load is low. OS X version 10.8.5.
2
votes
1answer
67 views

Hot iMac 50 degrees celsius!

So i have a late 2009 21,5 iMac and whatever i do it's sooo hot! Like right now just typing this or watching youtube it gets up to 50 degrees celsius... It does not get any hotter than that and i'm ...
46
votes
5answers
88k views

Can I get the CPU temperature and fan speed from the command line in OS X?

Is there a command I can run from the command line in OS X to get the current CPU temperature and/or the fan speed(s)? To be more specific, I'd like to be able to get the same info available in the ...
0
votes
3answers
62 views

How can I alternate stopping the spinning disk and the fans?

I have a little bit of noise that I'd like to eliminate. It only bothers me in the dead of night, but at that time complete silence is a true blessing. My Macbook Pro has a spinning disk and two ...
5
votes
3answers
8k views

How does the Apple Watch get the temperature?

The Apple Watch shows the temperature on the clock face. When my Apple Watch is disconnected from my iPhone, the temperature display becomes disabled, but the time still shows. That leads me to ...
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, ...
3
votes
2answers
879 views

Temperature logger compatible with Mac?

I'd like to measure the temperature in my fridge over a few days and graph the results, since I think the fridge may be starting to fail. So I'm looking for a cheap device which can run independently ...
0
votes
1answer
214 views

Macbook battery information (cold weather & plugged in usage)

I kinda have two questions but they're both battery related so I just made one post. 1) Does it harm the battery if I cary my MacBook around with me and the weather is really cold? This has been a ...
0
votes
0answers
21 views

Diagnosing cooling issues on MacBook Air

I suspect the fan on my 2011 MacBook Air is not cooling efficiently, as it runs over 5000 RPM when I'm browsing the web and the CPU is around 75% idle. Is there any published benchmark for what the ...
0
votes
1answer
97 views

MacBook Pro 13" 2015 CPU and GPU temperatures

I've noticed that my new MacBook Pro 13" 2015 (MF839) is getting hot while playing browser games or watching models at sketchfab.com. Both CPU and GPU temperatures rise to 100-105 degrees (Celsius) ...
2
votes
4answers
8k views

Fan Speed and Temperature on MBP Retina 13 2013

I have a 13 inch MacBook Pro retina (bought new in 2013). When running normally (which is usually online downloading and editing in Eclipse - nothing too heavy, often 90%+ processor idle) it runs ...
1
vote
3answers
63 views

MacBook Pro (late 2008) new thermal paste applied, now how do I re-attach the cable for the cpu fans?

I'm working on a friend's MacbookPro5,1 15" from late 2008, which was overheating, so I knew from past experience, the thermal paste needed to be removed, and reappplied. This was all achieved ...
0
votes
0answers
12 views

epoxy to reconnect cpu fan on Macbook Pro late 2008? [duplicate]

I'm working on a friend's MacbookPro5,1 15" from late 2008, which was overheating, so I knew from past experience, the thermal paste needed to be removed, and reappplied. This was all achieved ...
1
vote
1answer
121 views

High CPU and energy usage in Safari

Energy impact of Safari is extremely high on my Macbook Air Mid 2013 El Captian 10.11.2. It lead to high usage of CPU (Temperature ~65.0°C) and the CPU fan is running in full speed (6500.0 RPM) ...
0
votes
1answer
69 views

Fans always on in Boot Camp

I have a 2015 Retina Macbook Pro 13″ running Boot Camp Windows 8.1. On default settings, the fan seems to idle at 0 according to "Macs Fan Control", and then slowly climb when it reaches 70℃ or so. ...
0
votes
1answer
86 views

MacBook Pro overheating after being repaired

I've recently had my MacBook Pro 15" model late 2011 repaired, it was a graphics card problem, they changed it and now it's working. The problem that I've encountered now is that it is overheating a ...
1
vote
1answer
66 views

Windows vs OS X temperature, Windows runs hotter

I could see about 10 degrees celsius less when idle in OS X, compared to Windows 8.1, that's ~49 °C compared to ~38 °C. I've seen that, according to Macs fan control, the fan is shut down in idle, but ...
2
votes
1answer
4k views

How hot is it normal for a 45 watt MagSafe Adapter to get during use?

I have a Mid-2011 MacBook Air (13"). Recently, the 45 watt MagSafe Adapter grew extremely hot (painful to touch) and smelled slightly singed while I was using the machine and plugged into the wall. It ...
1
vote
1answer
297 views

Upgraded iMac 5k restarts randomly

I have a very frustrating problem and I need your guys help to fix it. I bought an imac 5k that I upgraded it's CPU, HDD, RAM. This is my second one i have upgraded and the second one that keeps ...
5
votes
6answers
52k views

What are the maximum temperatures for my MacBook Pro?

I have this MacBook Pro (3,1). I know there are maximum temperatures at which the system will shut itself down in order to prevent damage. I know this because I have seen it happen a couple of times ...
0
votes
1answer
95 views

Can this model of MacBook Pro satisfy my scientific needs?

I've recently decided to buy a 13-inch MacBook Pro. Although this costs me a lot, first-time experiencing this machine could be very interesting for me. Its weight is the other reason that attracts ...
1
vote
1answer
77 views

Fixing Mac Mini that uses 10x normal power in sleep mode

When I return to my Mac Mini in the morning, the case is warm to the touch, even though at that point it's been sleeping for hours with the display off. According to ...
0
votes
0answers
263 views

Why does my Macbook Pro get very hot at seemingly random times? Possibly Safari-related?

I have a late-2014 15" MBP with max specs running 10.10.3, and it usually has no problem handling most of what I throw at it (running multiple resource-intensive apps at once, editing large files in ...
4
votes
5answers
6k views

Horizontal or Vertical stand for cooling a Macbook?

I have a Macbook Pro (2010 model) that I like to connect an external monitor, keyboard, and mouse too. I like to keep the lid down, and have it running almost all the time, 24/7. There are several ...
0
votes
1answer
155 views

Is lowering my ODD fan speed dangerous after installing and SSD?

I've just installed a new SSD in my mid 2010 27" iMac. I put it in place of the disk drive (ODD) so now there is no optical disc drive in my computer. After I did the installation I noticed that the ...
1
vote
0answers
12 views

Are CPU temperatures over 110 something to worry about? [duplicate]

I am primarily a Java developer and love using OS X and Mac as my primary development environment. However recently I have been having temperature and heat concerns. I have a piece of code that ...
0
votes
1answer
62 views

MacBookPro temperature inconsistency

I have a 15" MacbookPro with a Windows 7 Bootcamp partition. I check the temperature when using Windows but I think it doesn't report the right temperature. I shut down Windows with a temperature ...
2
votes
0answers
141 views

iMac used for Target Display Mode runs really hot

I have a 2014 15" retina MBP that I've hooked up to my old 2009 27" iMac using it iMac as a monitor via Target Display Mode while the MBP is in clamshell mode. My problem is that the iMac turns ...
4
votes
7answers
97k views

How to keep your MacBook Pro cool (unibody)

I'm a developer/system admin/unix guy so I have many IDEs/Editors/Terminals running and I'm also temperature freak... I like it cold, here are a few tips I did to keep my MacBook Pro Unibody under 46 ...
1
vote
2answers
302 views

Is my Mac Mini's fan okay?

I replaced the HDD with a hybrid HDD/SSD about a week ago, following iFixit's guide for doing so. However, when putting it back together, I stripped one of the connectors on the fan. My Mini gets ...
3
votes
4answers
9k views

Mac OS X 10.8 QuickLook Causing CPU & Temperature Spikes

I have consistently been having a problem with my computer overheating due to random processes using 100%+ CPU. Commonly the problem occurs with the process QuickLookSatellite-general, but it is not ...
4
votes
1answer
2k views

Is it safe to work with MacBook Pro lid closed?

My MacBook Pro (8,3) often gets fairly hot (see current sensor readings here: http://pastebin.com/2rj7GGAJ) even when it isn't closed. I'm about to purchase a DualHead2Go (or a TripleHead2Go) so I can ...
0
votes
0answers
11 views

MacBook Prop kernel_task uses excessive CPU when the environment is hot [duplicate]

From other posts it looks like having the kernel_task using a lot of CPU is a common issue. However what happens in my case is that the kernel_task starts using a lot of CPU (up to 2000%) only when ...
0
votes
1answer
936 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 ...
0
votes
1answer
397 views

MacBook Air at 5700 RPM fan speed during summer?

it is unusually hot today (37 Celsius, about 100 Fahrenheit) and my MBA mid 13 fan is going crazy. The CPU temp is at 47.5 when almost idle but my fan blows with 5703 RPM (pretty much the maximum). ...
4
votes
4answers
11k views

Get disk temperature in terminal

Is there a command I can use just to get the hard disk temperature in the terminal? Is this possible without a third party app?