7198 - Is the SC-770 display on? Is the SC-770 display on? Yes Go to 10041 - 10651 - Restart RPM - Process, Notes: 9946 No Go to 10044 - 10042 - +15 VDC to SC-770 Controller? - Decision, Notes: 9946 Note 10045 - Does the LCD screen on the SC-770 controller display anything?