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
27" 3.06 Core2Duo 1TB Offset Screen Display like in the sample
shanoodle 27" 2.8 Quad i7 1TB One week (exactly) after getting iMac repaired the screen is flickering and shutting off and on rapidly.
27" 2.8 Quad i7 1TB This is our third 27" iMac, and Apple has offered to supply a fourth. The flickering is actually worse with this one than the last three, with noticeable problems in backlight colour and brightness consistency. On the bright side, the backlight bleed is... Read More
27" 2.66 Quad i5 1TB No AirPort connectivity. Functions after PRam reset but worse than on other iMacs (2007) at the same position.
27" 2.8 Quad i7 1TB My second delivery. The first one had pixel failure.
27" 2.8 Quad i7 2TB Worked fine for four days, then screen turned black for 1/2 sec, flickering since then.
prairiedropseed 27" 2.66 Quad i5 1TB No other problems Disk Drive scratches CD and DVDs
thwn 27" 2.66 Quad i5 1TB The firmware update was already done when I got the machine. The screen starts to buzz when I dimm the brightness, after 3 days of usage the screen started to flicker (complete blackouts and intermittent flickering in the top part).
27" 2.66 Quad i5 1TB Repair at Apple Store - OK 1 day so far Random Blackouts
andraki 27" 2.66 Quad i5 1TB Screen flicker & blackouts after 13 days. uneven yellow screen. noisy hard drive.
Godheval 27" 3.06 Core2Duo 1TB I tried to install the update, but it said my systtem "did not need it" - yet I still have flickers; happens after a long sleep period (e.g. in the morning)
27" 3.06 Core2Duo 1TB This already came with the latest firmware for the video card
27" 2.8 Quad i7 1TB Only after an half hour full screen video flickering occurs. Occasional shutoofs, but mostly rd. 30 px. wide horizontal block disturbance
27" 3.06 Core2Duo 1TB This is a replacement of a week 48 and the flickering is worse,and now yellow tinge
lacidar 27" 2.8 Quad i7 1TB flickering goes away for a while if I restart the computer then comes back. dock moves to the top of the screen above the apple menu
27" 2.66 Quad i5 1TB Apple Store offered to "repair" by ordering replacement parts; LCD panel, ATI card, logic board, cable. Unbelievable!! Dock moves to top of screen with vertical striped bars across
27" 2.8 Quad i7 1TB Latest firmware for the video card already installed by apple.
mcgregol 27" 2.8 Quad i7 1TB I just had the video card and logic board replaced and it is flickering worse than before. Before it used to just flicker now I am getting the split screen. Split screen with dock ending up in the middle of the display momentarily
soccersister 27" 3.06 Core2Duo 1TB We are a documentary film company, this is to be our edit machine, we have booked the edit room and the edit technicians and now have no computer to edit our Series Down Time, MONEY, Broadcasters DEADLINES, update applied BY APPLE, Screen still flickers,... Read More
27" 2.8 Quad i7 2TB plenty dead iSight pixels
27" 3.06 Core2Duo 1TB After delta osx update from 10.6.1 to 10.6.2 the screen starts to flicker and blackouts using the computers heavily random blackouts
27" 3.06 Core2Duo 1TB sometimes ok, sometimes flickers and random black screen. Rebooting solves the problem temporarily.
27" 2.66 Quad i5 1TB Top of display is very hot.
27" 3.06 Core2Duo 1TB The problem seems to be due to inadequate temperature regulation under load. Brief, 1-2 second, screen blackouts
smooshy 27" 3.06 Core2Duo 1TB took about a week before the flickering started. noticed the yellow after the yellow test
27" 2.8 Quad i7 1TB Occasional shearing of top/bottom of display
27" 2.66 Quad i5 1TB This is a replacement for my first iMac with the same exact problems.
27" 2.8 Quad i7 1TB displays flicker, everything is fine after reboot
27" 3.06 Core2Duo 1TB I am leasing the Mac through work; therefore the courier was 2nd-party, and not listed.
27" 2.66 Quad i5 1TB Screen Offset along with flickering after firmware update
27" 3.33 Core2Duo 2TB it's flicker is short, but is really irritable.
simpletone 27" 2.8 Quad i7 2TB Week 55 build (flickers)