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Summary (2819 total)

Processor (issues only)
3.06C2D: 652
3.33C2D: 59
2.66i5: 524
2.8i7: 964

Screen Size (issues only)
21.5": 209
27": 1990

Graphics Card (issues only)
9400M: 99
4670: 568
4850: 1532

Build Quality Over Time
View graphs


Batch (Week Built) (issues only)
09-39: 10
09-40: 8
09-41: 8
09-42: 30
09-43: 60
09-44: 42
09-45: 112
09-46: 211
09-47: 239
09-48: 198
09-49: 141
09-50: 284
09-51: 102
09-52: 128
09-53: 72
10-01: 75
10-02: 32
10-03: 27
10-04: 47
10-05: 38
10-06: 28
10-07: 34
10-08: 41
10-09: 31
10-10: 19
10-11: 21
10-12: 15
10-13: 15
10-14: 23
10-15: 10
10-16: 15
10-17: 10
10-18: 8
10-19: 6
10-20: 2
10-21: 5
10-22: 3
10-23: 3
10-24: 6
10-25: 5
10-27: 4
10-28: 4
10-29: 2
10-31: 2
10-32: 1
10-33: 2
10-35: 2
10-37: 1
10-38: 1
10-39: 1
10-40: 3
10-41: 1
10-42: 2
10-44: 2
10-45: 2
10-47: 2
10-48: 2
10-52: 1
Condition iMac Specs Source Comments
Flickering display 27" 2.8 Quad i7 1TB cliff.bell87@gmail.com Happened on day 3 during a Garageband session. When it first flickered it broke my heart. Eventually prompted a "you need to restart your machine. Press the power button." I'm having a PC experience with my first-time Mac :(. I read about it a thousand... Read More
Flickering display 27" 3.06 Core2Duo 1TB
Flickering display 27" 2.8 Quad i7 1TB After 1-2 hours start flickering, after reboot it looks ok for the rest of the day
Flickering display 27" 3.06 Core2Duo 1TB
Flickering display 27" 3.06 Core2Duo 1TB
Flickering display 27" 3.06 Core2Duo 1TB Ronald Schaik Display flickers sometimes, or even gets black for a very short while
Flickering display 27" 2.8 Quad i7 1TB guentzel@frontiernet.net flickering display 2-3" band also going totally black for a second or two
Flickering display 27" 2.66 Quad i5 1TB Periodic black outs for ~1 - 2 sec
Flickering display 27" 3.06 Core2Duo 1TB Returned to Apple Store for a new one which works perfectly Screen goes blackfor 1-2 seconds and then returns to normal
Flickering display 27" 2.8 Quad i7 1TB occasionally some flickering. Nothing serious but definitely annoying
Flickering display 27" 2.66 Quad i5 1TB Didnīt check for the serial before I reboxed the imac. Screen turns black for 0,5 seconds now and then...
Flickering display 27" 3.06 Core2Duo 1TB Random black out, menu bar on top of the screen
Flickering display 27" 3.06 Core2Duo 1TB Display started flickering and having flashing lines within 1 hour after new machine was booted for first time. Dimming display seemed to help.
Flickering display 27" 2.8 Quad i7 1TB
Flickering display 27" 2.8 Quad i7 1TB 4Gb RAM
Flickering display 27" 3.06 Core2Duo 1TB Purchased from Futureshop and returned 5 days later. Exchanged for a new identical system and returned for a refund on Dec 15th because of the same flickering screen problem. A 7 hour return drive both times for me. Very disappointing to later find out... Read More
Flickering display 27" 2.8 Quad i7 2TB gonzo321 after 1-2 days it starts flickering, then some days nothing until it starts again Noisy superdrive
Flickering display 27" 2.66 Quad i5 1TB screen starts flickering horribly and shutting off/on after about an hour of use
Flickering display 27" 2.8 Quad i7 1TB Other than the flickering: the mac is awome! flickering seems to go away
Flickering display 27" 3.06 Core2Duo 1TB
Flickering display 27" 3.33 Core2Duo 1TB vaughnbrian My first 27in i5 iMac came in early November, it was produced on week 45..Flickering and black outs were noticed one or two days after getting it. After 5 calls and a trip to a Apple authorized tech. who could not reproduce the problem..Finally Apple sent... Read More
Flickering display 27" 2.8 Quad i7 1TB physik No problem for first few days. Short flicker now every 5-15 minutes :o(
Flickering display 27" 3.33 Core2Duo 1TB
Flickering display 27" 2.66 Quad i5 1TB this is the second imac....
Flickering display 27" 2.8 Quad i7 1TB Painchiller Screen flicker and yellow tone...
Flickering display 27" 2.8 Quad i7 1TB josephliu Started flickering and freezing with the bottom half above the top half like everyone else. Very intermittent seems to only happen after fresh boot up. Leave the computer on and it will be fine for days.
Flickering display 27" 2.8 Quad i7 1TB Infrequent screen Flickering nano-second blackouts N/A
Flickering display 27" 2.8 Quad i7 2TB I only had the flicker issue once when gaming in COD4 but it continued after exit and carried on occasionally for a couple of hours, I powereded it off and left of for an hour and the issue didnt return, I have today applied the update v1.0 so I am... Read More
Flickering display 27" 2.8 Quad i7 1TB NanoSour Well it took 11 days, but I finally got the flickering screen. Week 50 i7 here with 8 GB and 1 TB HD. Never noticed a flicker and any defect prior to today. Got the computer on Friday the 11th and have used it pretty regularly including heavy graphics... Read More
Flickering display 27" 3.06 Core2Duo 1TB screen goes black for split second
Flickering display 27" 2.8 Quad i7 1TB rowgod
Flickering display 27" 3.06 Core2Duo 1TB Flickering display, blackouts, and, under certain system configurations, tearing. Have been dealing with morons for over 3 months on these issues. Got a new moron with no continuity of care. They had me spend 2 hours reinstalling/updating the operating... Read More
Flickering display 27" 3.06 Core2Duo 1TB Flickering display, blackouts, and, under certain system configurations, tearing. Have been dealing with morons for over 3 months on these issues. Got a new moron with no continuity of care. They had me spend 2 hours reinstalling/updating the operating... Read More
Flickering display 27" 2.8 Quad i7 1TB
Flickering display 27" 2.66 Quad i5 1TB melonee I've returned it to the store they have changed a fan that was running on low capacity but it has changed nothing as far as display issues Screen distortion or offset
Flickering display 27" 2.8 Quad i7 1TB
Flickering display 27" 3.06 Core2Duo 1TB alecwhiting After three days got flash of white bands in upper and lower screen and blackouts
Flickering display 27" 2.8 Quad i7 1TB screen flickered for few time and quick screen blackout after 12 days
Flickering display 27" 2.66 Quad i5 1TB
Flickering display 27" 2.66 Quad i5 1TB esteve
Flickering display 27" 3.06 Core2Duo 1TB Update won't install, for reasons unknown my machine "does not need this update", apparently
Flickering display 27" 2.8 Quad i7 1TB
Flickering display 27" 2.8 Quad i7 1TB pinkipou This is my second Imac replacing the first one I received with flickering....
Flickering display 27" 2.8 Quad i7 1TB
Flickering display 27" 2.66 Quad i5 1TB Started Flickering at bottom of screen then progressed up the screen after three days. Then screen started blacking out completely
Flickering display 27" 2.66 Quad i5 1TB Plagued by flickering 1 week lster. Apple replaced the computer.
Flickering display 27" 2.66 Quad i5 1TB dcl78
Flickering display 27" 2.8 Quad i7 1TB started flickering before 24 hour of use
Flickering display 27" 2.8 Quad i7 1TB
Flickering display 27" 2.66 Quad i5 1TB Just got new iMac 27inch today and already has the latest firmware applied and has flickering issues every minute or so ... this is so crap ... Apple = crapple !!! .. come on guys dont ship them without testing them ... especially for previously known... Read More