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How to cold start and brain dead Smart-UPS

From: http://www.schneider-electric.us/en/faqs/FA156611/

Product Line:
Smart-UPS
The Cold start procedure is used to determine if a UPS is functional if it will not turn on 
when plugged into utility power.
The Brain Dead procedure performs a hard reset of the Smart-Ups microprocessor. It does not 
however reset saved preferences.

APC Smart UPS 750

From: http://forums.apc.com/spaces/5/smart-ups-symmetra-lx-rm/forums/general/5802/how-to-tell-manufacture-date-by-serial-number-on-sybt5

Read Serial Number to find age of unit
Angela 3/5/2012 4:15 PM (in response to txrecycler)

An example of a serial number is below:

PD *1204* 235232

the 12 after the PD characters indicates it was manufactured in 2012 and then the 04 means in the 4th week of 2012.

Also: http://www.nogeekleftbehind.com/2008/01/07/apc-ups-serial-number-trick/

Model # or “SKU,” from which the product family can be determined: http://www.apc.com/support/model_number.cfm