9937 - Measure gamma high voltage Measure gamma high voltage Yes Go to 9936 - 9933 - Adjust gamma high voltage - Decision, Notes: 9934 No Go to 9923 - 9921 - Gently wiggle BNC connectors - Decision, Notes: 9922 Note 9938 - Measure the HV on the MHV cable at both detectors using a digital multi-meter... 9939 - Is the measured voltage significantly less than 900 VDC?
