Computers with Scan problems no longer appear red

[logan5]

cnok.gif icon no longer being used after upgrade to 3.5.1 from 3.5

[logan5]

Also cleared browser cache but still no update on red icons.

[Hemoco]

Could you please post a screenshot of what you are referring to.
(please also clear your browser cache first to see if this is not the cause of the problem)