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iMac G3 CRT Monitor Looks Like Wrinkled Paper
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Fresh-Faced Recruit
Join Date: Jun 2004
Status:
Offline
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Hello folks...
My iMac's monitor looks like wrinkled paper. Specially when I turn off or on the computer and there's a single color in the background I can see these annoying brownish wrinkles. I reset the PRAM a couple of times but after I adjusted the monitor's geometry the wrinkles came back. They are all over the monitor and make all colors look like they have a layer of light beige on top. Can anybody help me with this problem?
Thank you very much for sharing your knowledge and help.
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Mac Elite
Join Date: Jun 2004
Location: Edmonton, AB
Status:
Offline
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Originally posted by pepito:
Hello folks...
My iMac's monitor looks like wrinkled paper. Specially when I turn off or on the computer and there's a single color in the background I can see these annoying brownish wrinkles. I reset the PRAM a couple of times but after I adjusted the monitor's geometry the wrinkles came back. They are all over the monitor and make all colors look like they have a layer of light beige on top. Can anybody help me with this problem?
Thank you very much for sharing your knowledge and help.
this could be caused by a nunber of things most likely power or framerate or graphic card problems but take it in to an apple reseller.
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Professional Poster
Join Date: Apr 2001
Location: Long Beach, CA
Status:
Offline
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It's hard to say without seeing the issue (or knowing which model), but it's likely either the CRT or the Analog/Video board.
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ACSA 10.4/10.3, ACTC 10.3, ACHDS 10.3
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Fresh-Faced Recruit
Join Date: Jun 2004
Status:
Offline
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Thanks for the reply Detrius and macaddict000, I have an iMac Graphite G3/600 MHz. I connected an external monitor and it looks fine so the problem seems to be the CRT.
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Professional Poster
Join Date: Apr 2001
Location: Long Beach, CA
Status:
Offline
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Originally posted by pepito:
Thanks for the reply Detrius and macaddict000, I have an iMac Graphite G3/600 MHz. I connected an external monitor and it looks fine so the problem seems to be the CRT.
It's most likely the Analog/Video board in this machine.
Just to say it, though... do you have the 4.1.9f firmware update installed?
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ACSA 10.4/10.3, ACTC 10.3, ACHDS 10.3
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Fresh-Faced Recruit
Join Date: Jun 2004
Status:
Offline
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Yes, I have that update. The machine came with OS X installed. I just checked the firmware version and it says "1.4.1.9f1" The wrinkles go from the edges of the screen towards the center of the monitor in a wavy pattern but they disappear before touching the center. I tried an external monitor and it looks fine. No wrinkles.
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