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

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3
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0answers
54 views

Should I be able to run disk utility on my Time Machine Backups?

Been having issues with Time Machine and backup so I ran disk utility on all my drives: iMac drive, iomega external HD and Time Capsule. When I run on Time Capsule I am getting a failure and this ...
3
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1k views

Repeated crash errors following El Capitan Upgrade

I upgraded to El Capitan and I keep getting repeated crash errors for the following: Process: com.apple.geod [803] Path: ...
3
votes
0answers
399 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 ...
2
votes
0answers
52 views

What is Yosemite doing when it has a seizure?

Ever since I installed Yosemite on my iMac, it's become unresponsive for about 5–10 seconds when I do any of a variety of common actions. The following usually trigger a delay: a few seconds of no ...
2
votes
0answers
327 views

Airport Extreme (5th gen) throttling ethernet internet speeds

I purchased the router in 2012, and am experiencing slower speeds than expected from my Airport Extreme. Brand new 16x4 channel DOCsis3 modem on Time Warner's approved list. 200 Mbps plan, and ...
2
votes
0answers
94 views

Use Ram as graphics memory 5k imac

My graphics memory (4gb) is getting eaten up by my 3 or 4 apps that are open. Is there any way to allow the graphics card to use free RAM instead of swap memory? The second the graphics card dips ...
2
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0answers
493 views

Repeated Kernel Panic on 5K iMac

Anyone have any ideas what cause my iMac to crash? Here are some panic reports... Anonymous UUID: 80AC7863-37B8-41EC-B86D-74843925A2FD Fri Jan 23 11:45:47 2015 *** Panic Report *** panic(cpu ...
2
votes
0answers
68 views

messed up screen sharing

I am screen sharing from an iMac 10.6.8 looking at a MacBook Pro 10.8. Quite often, but not always, the shared screen looks like this on my iMac. (This image is anonymized.) So there is the real ...
2
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0answers
35 views

AppleStore removed after the OS rollback

I have really unexpected problem with my iMac. Yesterday I've decided to create a Copy of my system, and today I've done a rollback, but suddenly I've added the appsstore to ignoring list of ...
2
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0answers
133 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 ...
2
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0answers
70 views

iMac 27" intermittently fails to reach login screen after Mountain Lion Upgrade

I have recently upgraded to Mountain Lion from Snow leopard and now the system will not always go to the login screen. (iMac 27" circa 2010 standard as it came from Apple no upgrades) I have tried ...
2
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0answers
243 views

External Bluetooth 4.0 dongle on 2009 iMac

I have a late 2009 iMac and I am developing a BLE app for iOS. At this point of time I don't have an iPhone or an iPad either to test the app on, so I have to user the simulator for the same. My ...
2
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0answers
104 views

iMac and HDMI display - not turning off properly

I'm using iMac on my work and when i said to my boss that i need 2nd display for work he ordered it and it arrived. Philips Gioco 27" But that display has only VGA and HDMI ports, no DVI. So we bought ...
2
votes
0answers
442 views

OSX Screensaver photo repeat problem

I have an iMac running OSX 10.8.4 and I have a large collection of photos (10,000+) that I want displayed during the screensaver. I would like to see a uniform distribution of all photos. However, I ...
2
votes
0answers
230 views

Installing new hard drive in 2010 27" iMac & hdd fan control

I just want to know if I install a new hard drive without a temp connection like the default apple installed drives, do I need to do anything with the unused temp connection cable/wire in the iMac? ...
2
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0answers
234 views

iMac OS 10.8 sleeps even when set to never sleep

This is new behavior within the last month. I have the iMac set to never sleep so that I can access it via Logmein remotely. But the last several weeks the machine goes completely to sleep. Any ...
2
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0answers
305 views

sleep, screensaver and Filevault

I am mystified: first, I have an iMac and a mbp, both running mountain lion. In System Preferences > Security > General > Require Password after sleep or screensaver, I can adjust the time to 4 hours ...
1
vote
0answers
10 views

cpu is 100% used, yet no application shows significant usage

Since a few days my IMac started showing weird behaviour. In Activity Monitor it shows that my CPU is 100% used. Literally 0% idle, but there are no Applications using anywhere near this much ...
1
vote
0answers
18 views

I can't get my DJ Software program to load properly

I'm using a software called rekordbox v4.0.5 for my iMac, 2.7 Core i5. The program's start up screen pops up and then never displays anything after that. Is there anyway for my to track the ...
1
vote
0answers
22 views

RAM ejector clips stuck after replacing RAM on late 2006 20" iMac Core 2 Duo

We have a 9-year-old iMac, and it's still running fine except that it started to slow down. So we decided to upgrade the RAM to 3 GB. Following the instructions on Apple's support site for replacing ...
1
vote
0answers
39 views

My iMac detects a samsung external monitor, but nothing comes up on the display

I've got a late 2013 iMac running OS X El Capitan and am trying to get a second screen for work. Its a Samsung LED Syncmaster SA350 Series (Plug & Play). When I plug it in, nothing but a black ...
1
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0answers
27 views

Can I find information on whether the iMac with 250GB, 500GB, or 1TB of SSD storage differ in speed?

Apple doesn't say in their order or specs page, but I am wondering if there is any info on the iMac 27 Retina model, if the 250GB, 500GB, or 1TB SSD hard drive differ in speed? Such as the speed of ...
1
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0answers
94 views

USB Bootcamp: INACCESSIBLE_BOOT_DEVICE

i'm on a late 2012 iMac (15C50) and created a Windows 10 Bootcamp installation which worked fine. I transferred it to a external USB SSD with Winclone 5 which basically worked. I can still select it ...
1
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0answers
16 views

How to remove duplicate contacts in icloud across different groups

I have many different groups set up in my icloud and need to compare each group to one another and remove duplicated across groups. I know I can remove duplicates within each group, but how can I get ...
1
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0answers
37 views

iMac 21.5" 4k Screen Colours Washed Out

I bought a new iMac 21.5" 4k screen for my web design work. I noticed that the way Safari renders colours is completely different from the way Chrome and Firefox does. Colours in Safari appear dull ...
1
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0answers
18 views

iMac plus second display: Stickies app lose position in OS 10.10.5

My problem might be related to a similar stickies-losing-their-position question from April 23rd, but the resolution that came up there ("Navigate to ~/Library/Saved Application States/ – Look for ...
1
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0answers
53 views

Messed up 3TB Fusion Drive Partitions (on iMac Late 2012)

I found one of the threads around here where you helped some guy with getting the Fusion drive back together after a failed attempt of using the Bootcamp on a Mac machine. Messed up 1TB Fusion Drive ...
1
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0answers
31 views

I apparently have a defective hard drive

I noticed my Mac ticking like a clock and turned it off - it obviously hadn't switched off properly. When I reboot I get a flashing question mark, so I tried booting with ctrl+R. Computer does not ...
1
vote
0answers
12 views

iMac5,1 states it is a Core Duo in “About this Mac”

My iMac5,1 states it is a Core Duo in "About this Mac". According to Apple info and other sites, this should be a Core 2 Duo. Any insight?
1
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0answers
14 views

Change GraphicConverter 9 Concat output resolution?

I am using GraphicConverter 9 to combine multiple images together, and I'm using the Concat function. The issue I'm having is that the outputted image has a resolution of only 10 ppi...which doesn't ...
1
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0answers
154 views

Target Display mode: iMac mid 2011 with MacBook Pro 2013 late not working

Hardware & OS LIST list: Mac mid 2011i5 4 GB MacBook Pro Retina late 2013 Thunderbolt Cable 2m OS X El Capitan‎ (both) I'm trying to connect my MacBook Pro with my iMac as extended display. ...
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0answers
517 views

iMac randomly shuts down

We have a late 2012 27 inch iMac. It has a 2.9 GHz i5 processor and a 1 TB fusion drive along with 8 GB of RAM. I recently upgraded it to El Capitan. A couple of months ago it randomly started to not ...
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0answers
19 views

Play a video on shutdown

Hi I am looking at a way if possible to play a small 1 minute ~ 2MB video everytime I shut down my mac is this possible ?
1
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0answers
72 views

Can an appleTV wake up an iMac to stream it's itunes

Let's say I have an imac with all of my videos on, which has been synced with itunes. If my computer has gone onto standby, but I am in the other room with an appleTV and want to watch something from ...
1
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0answers
95 views

How to further diagnose a probably broken graphics card?

I got a somehow broken iMac Mid-2010 (Mac11,2) with a Radeon HD 4670 video card from a friend and now have to repair it. Diagnosis history: The iMac with El Capitan installed doesn't start properly ...
1
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0answers
30 views

Boot iMac from Macbook

The new MacBooks are the best But their processors are pretty anemic. Not a big deal when I'm out and about, but not great for serious work. What I'd like to do: Get an iMac with decent specs, ...
1
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0answers
2k views

Memory problem after upgrade to El Capitan

I have an iMac 27 inch ( Late 2013 ) system.It has 8 GB RAM. Today i upgraded to El Captain from Yosemite. El Captain installed successfully. Now it is showing 4 GB Memory. I dont know what happen to ...
1
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0answers
517 views

Backspace Key Not Working on Mac Keyboard

Can't explain it, my official wired Mac Keyboard that came with my iMac (20-inch, Early 2009) currently running OS X Yosemite 10.10.5 (14F27) has a backspace key that suddenly stopped working. I've ...
1
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0answers
885 views

How do I fix “Your Disk Could Not Be Partitioned” isssue with BootCamp Assistant?

I'm Alex and I'm attempting to install Windows 10 on my iMac 27" (2012) with 3TB+128GB Fusion Drive, but during install procedure I get the same error "Your Disk Could Not Be Partitioned" without any ...
1
vote
0answers
45 views

iMac only connects to wifi when very close to router

I have an iMac 4,1 (plastic case, released early 2006). The wifi only works when the iMac is very close to the router. When I use my MacBook in the same room, it can see multiple wifi networks; the ...
1
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0answers
28 views

Black screen when logging out a user

I've seen people asking about black screens on login, but never one on logout. I had several users logged in, and logged one out (using CMD+SHIFT+Q, if that matters). After a second or two, the ...
1
vote
0answers
63 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 ...
1
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0answers
34 views

Weird Boot on iMac

Help would be really appreciated on this one! My Dads iMac won't boot. When it's turned on (running Yosemite) it gets stuck in the boot process and looks like this: http://i.imgur.com/zosCkwx.jpg ...
1
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0answers
191 views

Force eject a CD from a broken iMac SuperDrive (hardware issue)

Today, I inserted a CD into my 2007 iMac desktop, but when I tried to eject the CD, the optical drive made some odd whirring noises, and nothing was ejected. After further research, I tried every kind ...
1
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0answers
71 views

Allowing other clients on a Wireless network to access an Internet shared device

I'm currently using internet sharing to share my WiFi (en1) connection over my Ethernet (en0) port. I have a computer plugged into my iMac's ethernet using a crossover Ethernet cable (bridge100). I ...
1
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0answers
256 views

How can I sleep my iMac's internal display when it's not in use, but not my attached tv (playing video)

I've got a 2015 iMac running Yosemite, attached via HDMI to a 1080p TV, in extended desktop mode that I use simultaneously as a video server/media player and an occasional work machine. In short, ...
1
vote
0answers
72 views

iMac i7 and GT750M - enough for video editing

I'm thinking about buying an iMac 21,5 inch. It would have an i7 QuadCore (3,1GHz up to 3,9) with a GeForce GT750M 1GB graphics card and FusionDrive. Would this be enough for After ...
1
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0answers
42 views

My iMac g4 will not open the DVD tray when the eject key is pushed. It only worked when there was a DVD in the tray

i have an iMac g4 that has no disc in the DVD drive but I can not get the drive to open when I push the eject key
1
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0answers
341 views

Help with resizing hard drive after failed Boot Camp

The other day I tried to install Windows 8.1 on my iMac (Mid-2011, 21.5 inch) running OS X Yosemite 10.10.1. The process froze halfway through, resulting in me losing 100 GB (which was suppose to be ...
1
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0answers
86 views

Install or Remove Windows 7 or later version - this option is Not avaiable how do i Fix it?

Install or Remove Windows 7 or later version - this option is Not available Check On My iMac Screenshort ... How Do i Fix it ?