I have an aspen that is not powering up. All that indicates on the LED is the "." . I did get an error once "4" . The unit will initiate power up for about a second then drop completely dead. Is there a service manual available?
Fri Mar 30 2012
aspen not powering up
Fri Mar 30 2012Reply from dferguson

System shuts with an Error Code "4" displayed (i.e., Main Power Supply CODC over voltage); therefore, one of the DC outputs of the Main Power Supply is over-voltage. Try unplugging J8, J7A, J7B, and J14, one at a time to isolate the problem.
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