Starting point for a SparkMAX ground activation unit Forum Index › Forums › PowerMAX › Starting point for a SparkMAX ground activation unit This topic has 0 replies, 1 voice, and was last updated 9 years, 10 months ago by Chip@JMS. Viewing 0 reply threads Author Posts 12/05/2014 at 11:19 am #68 Chip@JMSParticipant Use the Hobbs switch (connect to manifold vacuum/boost) Power up the unit (green LED on) Turn switch 1 ON to configure the unit Turn switch 4 ON -> 0.75 second voltage ramp in/out All other dip switches OFF Adjust Output Voltage -> Start at 50% and adjust to clean up your misfires Turn off switch 1 to SAVE the configuration Author Posts Viewing 0 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In