WP 12159
High voltage disabled. Control Chassis powered off. Cable to chamber disconnected at rack/chassis.
Continuity test of pins:
All pins and shell open to chamber ground.
Next test:
Driver chassis power off, HV off, cable to chamber connected:
The DB25 controls cable was disconnected on the rear of the driver chassis. Cable comes form CER slow controls. Pin 14 has about 100 ohms to chamber ground.
Next test:
Driver chassis power off, HV off, cable to chamber connected:
The DB25 controls cable was disconnected on the rear of the driver chassis. Cable comes form CER slow controls. Pin 14 has about 100 ohms to chamber ground.