Viewing data for Flickering display

Total: 756

3.06C2D: 265
3.33C2D: 22
2.66i5: 156
2.8i7: 313


Screen Size
21.5": 18
27": 738


Hard Drive Size
500GB": 12
1TB": 666
2TB": 78

Batch (Week Built)

09-39: 6
09-40: 3
09-41: 5
09-42: 15
09-43: 40
09-44: 22
09-45: 63
09-46: 99
09-47: 109
09-48: 82
09-49: 57
09-50: 106
09-51: 37
09-52: 31
09-53: 25
10-01: 25
10-02: 6
10-03: 3
10-04: 3
10-06: 1
10-08: 2
10-13: 1
10-14: 2
10-16: 2
10-17: 1
10-18: 1
10-19: 2
10-23: 1
10-25: 1
10-28: 3
10-33: 1
10-42: 1

Fedex: 257
UPS: 168
DHL: 99
TNT: 2
Store: 230

Australia: 36
Austria: 7
Belgium: 15
Brazil: 2
Bulgaria: 1
Canada: 46
Denmark: 10
Finland: 9
France: 28
Germany: 64
Greece: 1
Hong Kong: 3
Ireland: 4
Italy: 33
Japan: 2
Korea: 2
Luxembourg: 1
Mexico: 5
Netherlands: 25
New Zealand: 2
Norway: 15
Poland: 2
Portugal: 3
Singapore: 5
Spain: 22
Swedan: 12
Switzerland: 11
Taiwan: 4
Thailand: 1
UK: 77
USA: 308

Source Specs Comments
thxdude 27" 2.8 Quad i7 1TB In my case, the machine is fine for 5-6 days and then it will start doing it randomly. A reboot seems to 'cure' it for another 5-6 days. Here's hoping its a firmware/software update fix!
Sonics99 27" 2.8 Quad i7 1TB New imac i7 quad core, had it for a few days and then did the flicker thing a few times. It then went away for about a week and now is back again and worse. I used to work for Apple doing repairs (a long time back before they opened the apple store... Read More
igor.s28 27" 2.8 Quad i7 1TB After letting the computer on overnight (for downloading purposes), (I turned the display off but the computer itself was on whole night.. Next morning after like 4 hrs, I start using it, and the horizontal screen flicker appears
Ellipsystematic 27" 3.06 Core2Duo 1TB I had this problem from day 1
fisi2000 27" 3.06 Core2Duo 1TB Bought a new 27" iMac and the display began to flicker around an became black many times for about 2 seconds. Called the customer support and now get a new one.
gingeralbert 27" 3.06 Core2Duo 1TB disappointed with the typical money grabbing apple
27" 2.8 Quad i7 1TB yellow tinge
simon norris 27" 2.66 Quad i5 1TB I noticed my screen flickering and momentarily going black after 3 days... not a good sign considering the expense of it
27" 2.66 Quad i5 1TB I'm beginning to hate apple...
Jon Abbott 27" 2.8 Quad i7 2TB I just played X-Plane 9.40RC16 for a few minutes on max settings (nearly maxing out the 512MB of video memory), and it started flickering. I immediately closed X-Plane and the flickering/blacking out continued. Rebooting fixed it (so far).
27" 2.8 Quad i7 1TB 1st replacement unit
Pascal_28 27" 2.66 Quad i5 1TB Shipped from a French store by Chronopost
TUS Bob 27" 2.8 Quad i7 1TB it is very intermittent and (happily) infrequent. It is also impossible to reproduce "on demand."
Brian_1338 27" 2.8 Quad i7 1TB I started getting screen flickering / tearing / blackouts on my i7 iMac a few days after receiving it. (A week 46 model.) It also had the yellowish tint on the bottom third of the screen. I couldn't figure out a way to consistently reproduce it. It... Read More
dangercat xxl 27" 2.8 Quad i7 1TB First Day flickering and shutoff. Following Days there were no obviously problem. Today flickering and shoutoff starting again.
Oriesko 27" 2.8 Quad i7 1TB Display flickerin appears just few times on 3rd day and not again since! No blackouts, just white horizontal stripes once a while. Hearable HDD, Mouse battery fast drain.
27" 2.66 Quad i5 1TB I could repeat the freeze up's. Mostly would freeze under heavier loads. ie open a couple of programs while watching a movie at the same time. Freeze up
rkbaker48 27" 2.8 Quad i7 2TB Dead pixels
27" 3.33 Core2Duo 2TB Flickering begins several hours after rebooting, and during moderate CPU activity.
27" 3.06 Core2Duo 1TB flickering occasionally sometimes even causes screen to display the dock on the upper 3/4ths of the screen
Glenn Farrell 27" 2.8 Quad i7 1TB About 15 minutes after startup screen began to flicker and progressed to brief blackouts.
thxdude 27" 2.8 Quad i7 1TB reboot fixes issue for 5-6 days and then its present. A reboot starts a new issue free period of 5-6 days.
27" 2.66 Quad i5 1TB My screen not only flickers intermittently, and goes black briefly (as if it's shutting off and coming back on), it sometimes splits horizontally, with the lower dock and the lower border shifted up to the middle of the display and the top of the display... Read More
sj_dehaan 27" 2.66 Quad i5 1TB fine for the first two weeks of use. Then flickered. Went black. Horizontal striping on the bottom of display. Bottom 1/3 of screen appears on 1/3 of top and then goes black and resets.
27" 2.8 Quad i7 1TB Display flickers off and on
27" 3.06 Core2Duo 1TB
haariss 27" 2.8 Quad i7 2TB Screen not aligned with RHS too much to the left by approx 1.5mm. Also finishing of screen is poor at the bottom. Yello tinge very evident and flickering continuously, Screen Note Aligned and Yellow tinge
bobsy491 27" 2.8 Quad i7 1TB Fine on day 1. Flickered after waking from sleep on day 2.
27" 3.06 Core2Duo 1TB black screen and something ive never seen before on a mac. it looks like a bar code across the center of the screen and the dock
27" 2.66 Quad i5 1TB screen displaced so that doc was near the top and things wrapped
27" 3.06 Core2Duo 1TB PISSED OFF screen going blank 27" 2.8 Quad i7 1TB flickering started after one week
bobsy491 27" 2.66 Quad i5 1TB Screen goes black for a second or so.