Check status s for proper temperatures, voltages. Check that red LED on analog electronics box is lit. If the detector has been accidently deactivated, program will not sense this. The motors were not properly initialized. Note that you will need to set and then adjust the Lyot stop by jogging.
System hangs during startwf .
You should watch for two messages during the bootup that tell you the B011 procresses have been started. Once the fibers have been checked it is best to do a full restart powering down the DSP and rebooting the sun. No motor control . Verify that the motor control box and the instrument motor driver box are powered up. Verify that the serial line from port B on the Sun is connected to the motor control box.