f you are running Easy-Wire™ version 2011.3.x or earlier you may receive one of the following error messages while trying to boot your CH2 system (due to a hardware change in the CH2's high voltage card):
#601 Base Unit Error: ("Hardware error "#25 SyncHVSine Failed")
#617 HV Supply Failed to Initialize. The HV supply is reporting an initialize error (DW DAC=0, IR DAC = 0)
#620 Self Test Failure (HV). The high voltage supply failed self test at 1000Vac
To resolve the issue install Easy-Wire 2012.2.x or newer.