Viewing data for Flickering after Firmware Update

Total: 307

3.06C2D: 79
2.66i5: 84
2.8i7: 139


Screen Size
21.5": 1
27": 306


Hard Drive Size
1TB": 269
2TB": 38

Batch (Week Built)

09-39: 1
09-41: 1
09-42: 6
09-43: 6
09-45: 9
09-46: 16
09-47: 27
09-48: 20
09-49: 27
09-50: 59
09-51: 36
09-52: 44
09-53: 24
10-01: 19
10-02: 3
10-03: 1
10-04: 2
10-08: 1
10-15: 1
10-17: 1
10-21: 1
10-25: 1
10-28: 1

Fedex: 91
UPS: 68
DHL: 43
Store: 105

Australia: 11
Austria: 6
Belgium: 9
Canada: 22
Denmark: 9
Finland: 4
France: 14
Germany: 26
Hong Kong: 3
Italy: 11
Japan: 2
Korea: 1
Luxembourg: 1
Mexico: 4
Netherlands: 11
New Zealand: 2
Norway: 4
Poland: 1
Portugal: 2
Spain: 5
Swedan: 7
Switzerland: 4
Taiwan: 1
Thailand: 1
UK: 23
USA: 123

Source Specs Comments
fivecams 27" 2.8 Quad i7 1TB Sent it back, waiting for replacement. The Apple Rep who says he is paying special attention to my case, will not reply to my emails.
idvlpsw 27" 2.66 Quad i5 1TB Flickering started on third day after unboxing. Applied firmware update. Still flickers. Called Apple Support. Had me do PRAM reset. Did not correct issue. Reluctant to take machine back to Apple Store until an actual fix exists. In past few days saw... Read More
imac27_tea 27" 2.8 Quad i7 1TB Offset Screen Display and Scratched CDs or DVDs
mdonlin 27" 3.06 Core2Duo 1TB Ordered 2 from Apple Reseller store, only checked one so far.
27" 3.06 Core2Duo 1TB iMac was returned, new iMac is to be shipped Feb 22 2010 back of computer gets very hot when disk is inserted (too hot to touch)
Samosienienamaluje 27" 2.8 Quad i7 1TB Flickering once a week... after reboot everything seem to be ok... next again
terry.matley 27" 3.06 Core2Duo 1TB Bought from store 21st Dec, has had flickering screen ever since. All software is up to date, did firmware update problem still there. Have today (25th Jan) done a PRAM reset (control + command + P + R) and not had problem as yet.
27" 3.06 Core2Duo 1TB Takes stupid amounts of time to boot
chockymonster 27" 2.66 Quad i5 1TB Random flickering using Photoshop only on internal display. External monitor is fine. Screen buzzing at low brightness levels
27" 2.8 Quad i7 1TB I first noticed the issues earlier on the day Apple released the firmware update. Having updated the firmware everything seemed fine (I logged a call with Apple Support to notify them of the issue) but after returning from holiday I had the same tearing... Read More
27" 2.8 Quad i7 1TB This is a replacement machine. The firmware update doesn't show in software update therefore I presume that it has been updated.
smooshy 27" 3.06 Core2Duo 1TB this was a replacement for 1st mac which arrived with dead pixels. flickering started on day 6. brought back to store - couldn't reproduce, but superdrive scratched discs so they replaced machine. superdrive scratches discs
macdinker 27" 2.8 Quad i7 1TB Machine #3 is in for repair of screen flickering and black screen at this time
27" 2.66 Quad i5 1TB intermittent sudden momentary blackout of screen
27" 2.66 Quad i5 2TB the Offset screen display is really annoying,it happens after a screen flicker and a reset usually fixes it. It's very annoying. Offset screen display 4 times so far and occasional flickering.
27" 2.66 Quad i5 1TB Apple refuses exchange of broken machine stating "an exchange will not fix the problem". Asked if I could have a refund, then buy a new one, they said "of course however we cant guarantee the new one will fix the issue." During this echange with a... Read More
27" 3.06 Core2Duo 1TB I'm on my fourth new iMac, trying to get one that will work properly. I updated the firmware 4-5 days ago (today's date in January 27, 2010), and it did NOT fix the problem. If anything, the horizontal flickering and black outs of the screen are worse... Read More
27" 2.66 Quad i5 1TB Flake of dirt or spot of dried liquid under the glass
27" 2.8 Quad i7 1TB Have been using my imac for almost a month now and had only occasional screen flickering in windows that fixed itself upoon switching resolutions, none whatsoever in osx (and I use osx 98% of the time) so I assumed it was a driver issue in windows. Today... Read More
bsaive 27" 2.8 Quad i7 1TB Flickering began on day one out of the box. Performed software update and stopped briefly, and has now returned with a vengeance. Apple service guys at the reseller are hilarious, stating they don't know what "well-publicised" issue I am talking about> ... Read More
KJR 27" 3.06 Core2Duo 1TB 10-day-old imac 27 flickering problem escalating.firmware update, resetting PRAM and NVRAM, shutting down make no difference. Applecare says wait 3 weeks. poor solution for 20-year apple customer. not impressed.
27" 2.66 Quad i5 1TB Also has offset screen issue
27" 3.06 Core2Duo 1TB I don't belive imac 27
PetrCanik 27" 2.8 Quad i7 1TB Flickering problem + black display. The update didn't solved it.
27" 2.8 Quad i7 2TB I sometimes get flickering, screen blackouts and offset screen contents. It does not appear to be related to the temperature of the machine as it sometimes happens 10 minutes after I turned it on and sometimes after 5 - 6 hours of constant use. Putting... Read More
27" 2.66 Quad i5 1TB Tried to install firmware but pop-up window said this firmware has been updated
27" 3.06 Core2Duo 1TB flickering backlight when brightness is below 3
27" 2.8 Quad i7 1TB Looks like Apple just doesn't work. Long pause during startup.
nimitz 27" 3.06 Core2Duo 2TB Gradually gets worser and worser. (First flickering , than 2/3-sceen move down) Hangs after a while
nimitz 27" 3.06 Core2Duo 1TB Gradually gets worser and worser. (flickering and now system halts after sleep)
27" 2.66 Quad i5 1TB no words DVD doesn't work
27" 2.66 Quad i5 1TB 3-4 inch band across screen flickers at random vertical positions at intervals of 15 minutes to an hour, whole screen blacks for less than a second every few hours. All updates as of 2010-04-16 applies. Sometimes kernel panics immediately on selecting... Read More