Comments on: LED Display http://www.syzygytech.com/2007/02/12/led-display/ Blog of Bob Sun, 20 Dec 2009 09:43:58 +0000 hourly 1 http://wordpress.org/?v=3.0 By: Steve http://www.syzygytech.com/2007/02/12/led-display/comment-page-1/#comment-259 Steve Mon, 25 Feb 2008 03:24:58 +0000 http://www.syzygytech.com/blog/2007/02/12/led-display/#comment-259 I also have qty 2 of the alpha 210c signs, the OEM Adaptive Systems no longer stocks the power supplies, but the user manuals are available online. The original power supply outputs 7.5VAC at 4.0 amps. The minimum power requirement, according to my variac, is 7.5vac at 2.5amps. It turns out the signs can be somewhat programmed by using the DIN-5 keyboard port. I hope this helps... Regards, Steve Cincinnati, Ohio I also have qty 2 of the alpha 210c signs, the OEM Adaptive Systems no longer stocks the power supplies, but the user manuals are available online.

The original power supply outputs 7.5VAC at 4.0 amps. The minimum power requirement, according to my
variac, is 7.5vac at 2.5amps.

It turns out the signs can be somewhat programmed by using the DIN-5 keyboard port.

I hope this helps…

Regards, Steve
Cincinnati, Ohio

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