iMac, a range of all-in-one Macintosh desktop computers from Apple

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15 views

Spinning down hard drives that are not boot drives

If I were to put an ssd in the superdrive of an early 2009 24" iMac and used this as a boot drive while keeping the hdd in it's original place and using as a storage drive, would the storage drive ...
2
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1answer
33 views

Apple Bluetooth Keyboards and Mice

My school has 25 iMacs in a lab for students. They each have a wireless keyboard and mouse. The problem is that the keyboard or mouse will run out of batteries and the kids will just grab another ...
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0answers
17 views

After deleting a partition, iMac will only boot to a grey screen — how do I fix this?

I was deleting a partition when my iMac froze and rebooted itself. Now I can't get any further during boot than a grey screen. Things I have tried to fix this include: Booting with CMD-R (boots to ...
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1answer
13 views

No Response to iMac keyboard or trackpad (wired or usb)

Problem: mid2011 iMac Mavericks was operating perfectly. Logged off, powered down. Next morning, powered up; system boots normally to login screen. No response to keyboard or trackpad...trackpad ...
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13 views

How to connect bluetooth magic mouse and keyboard on thunderbolt display, if they don't show up?

I used a thunderbolt cable to connect my Macbook and iMac. Pressed cmd+f2 on my iMac and the displays works perfectly. But I cannot use my bluetooth mouse and keyboard to control the Macbook.It ...
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1answer
21 views

How to connect Wireless Keyboard when new hdd on imac 27

I have an iMac 27 emc 2390, i just had a hdd failure, so i bought a new hdd, plug it in and then start my imac with the instal dvd in. The point is that my keyboard isn't recognize so i can't boot on ...
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16 views

Why does my iMac freezes up intermittently?

My iMac freezes up intermittently. The cursor can be moved but nothing responds. I just have to shut it down and restart. It's been doing this before and since my hard drive failed and was replaced. ...
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2answers
28 views

Backing up networked iMacs

I have an iMac connected by wire to an external (non-Mac) hard drive which is used to store back-up images via Time Machine. I want to buy a second iMac and network the two together. As far as I ...
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0answers
28 views

MS Office no longer working

After removing duplicate files, Microsoft Office 2011 for Mac will no longer start. I know the file "mbupgx.dylib" needs to be reinstated, which I tried, following the path of the error message ...
5
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1answer
149 views

What unit does the activity monitor use in the energy tab?

The activity monitor of OS X show in the energy tab the energy impact. What unit does this value use? Is it Watts? If so, 327 seems a bit high for my taste. I am running this on the low end 21" late ...
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1answer
23 views

Using 2010 21" iMac as second display

I have a 15" Macbook Pro, late 2010, and a 21" iMac, late 2009. Can I link the iMac and use it with the Macbook Pro as a second display? A friend may give me his desktop to use as a display. Believe ...
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2answers
287 views

Can I share my iMac's internet connection via ethernet

My iMac connects to the internet (and my local network) via WiFi. Is it possible for me to connect another device via ethernet cable to my iMac to access the internet from that device?
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2answers
29 views

Dock randomly switches between screens. Any way to stop?

I have a iMac running OS 10.9.3 that has 2 monitors connected to it. Randomly, thourhgout the day the dock will flip either to the left or right screen. Its pretty annoying. Does anyone know what is ...
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3answers
37 views

just got new imac with fresh Mavericks install, old data still remaining, how to find and delete?

I just bought a 24' used iMac. The previous owner reinstalled Mavericks and sent it to me. I looked at the disk usage info and it appears as if all the old data, movies, music, and everything else, ...
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2answers
83 views

iMac wireless speed drops precipitously after extended time away

I had a correct connection to the Internet: But as of a few days ago, whenever I come back to my computer after a while and jiggle the mouse to turn off the screensaver, my internet speed plummets: ...
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2answers
160 views

Why is my late 2013 iMac so slow?

For the last three months I have been more or less enjoying my new late 2013 21" iMac. I already have an early 2011 MBP, which is pretty maxed out with a 512GB SSD and 8 GB of RAM, and still feels ...
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0answers
23 views

Target Display Mode: how to automate and persist on closing laptop

I have connected my MacBook (Early 2013, OS X 10.9.4) with my iMac (Late 2012, 27 inch, OS X 10.9.4) via a ThunderBolt cable in order to use the iMac screen with my MacBook. I have two related ...
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0answers
55 views

Brother HL-1440 Disappears From Mavericks

I'm using OS X 10.9.4 and I have a Brother HL-1440 that I've been using for years, even before I was using an iMac. It's been a real workhorse and doesn't show signs of failure mechanically (it's ...
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0answers
19 views

Builtin speaker disappeared from System Preference -> Sound

I am using a mid 2011 27" iMac. For some reason, after a restart, the built-in speaker disappeared from Sound in System Preference. I have rebooted a few time. Every time I can hear the startup ...
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1answer
57 views

Why does my iMac take so long to go to sleep?

Note: I have seen this question as well as this question, I don't believe that either pertain to this situation. When I press the sleep button on my iMac it consistently takes 30-31 seconds to go ...
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1answer
110 views

transfer of MS office from iMac to Macbook

I recently bought a new MacBook to replace my iMac where used MS office for mac. I set up my MacBook and transferred everything over, but couldn't run office without the activation key. So i deleted ...
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57 views

MacBook Pro resolution when controlled from iMac

When I hook my MacBook Pro up to my iMac with a Thunderbolt cable and basically use my iMac screen as a remote monitor, I'm able to use the full 2560 x 1440 resolution of my iMac. However, I really ...
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1answer
20 views

Remote login error: “DISPLAY is not set”

How to set up X's to be able login on your iMac remotely and run graphical applications? When I login I get this: servername:~ loginname$ xterm xterm: Xt error: Can't open display: xterm: DISPLAY ...
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1answer
54 views

iMac HDD fan running full speed. What is wrong?

My iMac (27" Mid-2010) and the HDD fan is spinning full speed with a measured HDD temperature of 50 °C. I have removed the dust and dirt from inside and it is pretty clean. Nevertheless even when at ...
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1answer
23 views

Boot off of USB drive problem - new iMac

how can i boot off of usb disk to install snow leopard onto new iMac that has mavericks installed
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1answer
20 views

2008 MacBook Air connected to a 2011 iMac from DVI to Thunderbolt?

I have an original 13" MacBook Air from early 2008 with a micro-DVI interface and a 2011 27" iMac that I would like to use as a monitor for the MacBook Air. A cable that converts the micro-DVI to a ...
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1answer
60 views

NetRestore image fails to install, no reason given

I've got a Mac Mini running the latest version of OS X Server, and two iMacs. Both iMacs are the same model (Mid 2007 20-inch, 2 Ghz Core 2 Duo). On one of the Macs I have installed 10.9.4 and ...
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0answers
23 views

Automatically adjust brightness on second monitor

I am using a Late 2013 21.5" iMac with a 22" Samsung TV as a second monitor. My iMac automatically changes its brightness throughout the day. Is there any way I can get my Samsung TV to automatically ...
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0answers
29 views

Why do I have to reset NVRAM so much?

It seems like every time I have to do a restart on my 2013 iMac the keyboard stops working. A dialog pops up saying no Bluetooth keyboard was found, but this is a wired USB keyboard. In order to fix ...
0
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2answers
235 views

Driver for TP-LINK TL-WN721N Wi-Fi Adapter

I used to plug in my TP-LINK TL-WN721N Wi-Fi adapter in a port in my old computer that used to run Windows. That's how I connected to the internet, but now I bought an iMac which I couldn't connect to ...
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0answers
57 views

Connecting a Samsung Phone via Bluetooth to iMac?

I have OSX 10.9.2 on iMac 21.5 Mid 2011 I've been scouring the forums for pairing bluetooth devices but I can't find any of the options mentioned. If I go to Preferences -> Bluetooth, there isn't an ...
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1answer
111 views

External display randomly acquires and loses signal under Mavericks 10.9.4

I am trying to use a Planar PXL2790MW external display with my iMac 11,3 (2.93 GHz 27inch) connected by a Mini DisplayPort to DisplayPort cable. The display works intermittently: at random times, it ...
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0answers
65 views

iMac 21.5″ Wi-Fi Issues

My iMac constantly dropping its internet connection in the last couple of days. I'm connected to a 2.4GHZ Airport Express. Not a router issue, because my iPhone and iPad works just fine, no ...
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0answers
42 views

Why Can't I Make a Macally G-S350SUAB2 Boot Family's iMac?

I can't seem to be able to get the Macally G-S350SUAB2 enclosure that my dad loaned me for development use to boot a copy of OS X 10.9.4 Mavericks which I installed using my dad's early- or late-2011 ...
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1answer
26 views

Can this RAM work with iMac 2010?

http://www.amazon.com/Transcend-Information-Ddr3-So-dimm-jm1333ksn-2g/dp/B007I5CMGK It said it is a 2gb Ddr3 1333 So-dimm, is iMac support all Ddr3 1333 So-dimm?
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1answer
174 views

iPhone 5s - apps, contacts, calendar, and … don't synch from iMac

Relevant harware and software: 27" iMac (earliest version) OS X 10.9.4 (latest version) iPhone 5s (brand new) iOS 7.1.2 (latest version) iTunes 11.3 (54) (latest version) Note: I have no back ...
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0answers
120 views

iMac doesn't recognize external Monitor after wake up

I know there are a lot different topics on this, mostly for MBP's, but I did not found any solution for me though. I have an iMac 27" late 2013 with 16GB RAM and an external Acer S232HL connected via ...
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2answers
68 views

Wipe Data, Not Software

My iMac has slowed waaaaaay down to the point where even just running a browser feels like running a marathon or locks up my machine completely. I'd like to do a fresh install of OSX, but I've lost ...
2
votes
1answer
267 views

Resetting PRAM without a(n) (Apple) keyboard?

A while back I had an issue with my (2013) iMac not recognizing the keyboard after it was unplugged and re-plugged in. I had to actually power down the iMac and power it back up before it would ...
0
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1answer
37 views

Dead IMac screen

The screen on my 2012 IMac stopped working, and does not respond to the usual quick fixes. How can I display the IMac and its menus on another computer to explore other diagnostics? On a Mac Pro?
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1answer
258 views

How to merge two Mac partitions?

Recently I ran Boot Camp Assistant to install a copy of Windows 7. The "Partitioning Disk" process froze and I force quit it - I know, bad idea - and although I was left with a functioning Mac, I ...
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0answers
32 views

Setting up a private network with macs

I want to run 12 imacs through a network. And also have wifi available for people to use their own devices. At the moment I have the modem connected to the VPN box, then the vpn box connected to the ...
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0answers
19 views

iMac hard disk partially erased - now stuck

My iMac, about four years old, started playing up badly - went from being very slow to not doing anything (grey screen at start up). I tried resetting PRam without success, and then started up in safe ...
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0answers
42 views

No method to install OS X system on to Mid 2011 imac 27"

Mid 2011 imac 27", which had a new hard drive installed afew months back. Since having a bad crash, the system had corrupt but seem get stuck in boot cycle on startup. I ran fsck on the hard drive but ...
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1answer
48 views

Can I migrate all data from my MacBook to my iMac

How can I migrate all data from my MacBook to my iMac without losing it from the Macbook?
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0answers
266 views

Finder not able to view folders and files on EHD after updating to OS X 10.9.4

I can see still see 'Hitachi' in the 'Devices' Sidebar, but I am not able to view folders and files on this Hitachi XL2000 2TB FAT32 Hard Drive (EHD) that is USB connected to the iMac below. Late ...
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2answers
59 views

How to make the iMac go to sleep after certain amount of time?

My MacBook Pro has settings for putting the Mac to sleep after a certain amount of idle time. My iMac does not have that setting. See the screenshot (sorry, it's in German). I want to make sure that ...
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0answers
42 views

Is it possible to have an iMac maintain target display mode even through sleep/screensaver

I want to be able to make it so that my iMac doesn't exit target display mode until the thunderbolt cable is pulled from my Macbook. I love target display mode in theory, but every time I lock my ...
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0answers
33 views

Full Screen Video Crashing

For the past few weeks my iMac has been crashing when I watch any flash or silverlight video in full screen. I have looked at the console and have not been able to figure out the issue. When it occurs ...
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2answers
54 views

iMac (mid-2010) RAM upgrade issue

I recently upgraded an iMac to 16 GB of RAM using 1600 MHz clock speed sticks. It worked fine, but I came to find I was supposed to install 1333 MHz sticks instead. So I tried switching the current ...