--_003_140450872726241381942733FBC992Bwebmailmessagingengineco_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable My refrigerator has been set to 4F (freezer) and 38F (refrigerator) since it was new, about 5 years ago. Last night I changed the refrigerator to 40 and immediately noticed that one segment of the display was considerably brighter than the others. That segment was one that hadn't been lit for 5 years. Attached is a picture I took. In real life the difference is even more striking. Five years is over 40000 hours, so it's perfectly reasonable that the LEDs have aged, but I've had red and green displays running continuously longer than that with no degradation. I've also seen blue and white(phosphor) LEDs age very quickly running at 200% of their current rating, in just a thousand hours. But the display in this refrigerator is probably running within its design spec. I can't help thinking that blue LEDs age faster than other colors. If anyone has real information on this I'd love to hear. Thanks, Bob --=20 http://www.fastmail.fm - The professional email service --_003_140450872726241381942733FBC992Bwebmailmessagingengineco_ Content-Type: image/gif; name="fridge_display.gif" Content-Description: fridge_display.gif Content-Disposition: attachment; filename="fridge_display.gif"; size=5548; creation-date="Fri, 04 Jul 2014 21:25:37 GMT"; modification-date="Fri, 04 Jul 2014 21:25:37 GMT" Content-ID: <1404507608.31557.54aa4042ef2b160137c0e23e2618b8924d359f8d.53BE670E@content.messagingengine.com> Content-Transfer-Encoding: base64 R0lGODlhLAFgAPcAAAQCBGR+jAQKhDhCRARKvAQCRAQWxBwiHAQCJAQehAQuxAQiZAQCZBQSDARq 3AQu5GRiZAQOpAQepCwyNAQCFERSVAQSZARC5AQSTAQm5BkaJAS6/AQShBwiNAQixAQqrAQCVAQ6 xAQ65ARS9AwKBAQCNBweFAQGdE9SVAsKFAQSlEhKVCwqJAQelARu3AQetAQSdATi/AQi1FRaZAQu 1AQWtARG9ASG7BMSHAQw9AQOlAQLRDw6PCEqNAQLVAQLNAQCDExKTCAiLAQMZARe9FxyfDQzNCAe LAQ69AsKDAgKHARL9ASq/EJCTAQa3AQLLAQ2xAQXpATL/AQahAQqxAQtvAQ83ARa9AQOdFRSXAQa 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