- Cannot turn on the API gas
- Operate mode is inaccessible ("grayed out")
- Vacuum pumps are on
- LCT Premier
- MassLynx 4.1
Loss of communication
FIX or WORKAROUND
- Exit MassLynx.
- At the back-right corner of the LCT Premier, flip the electronics breaker off for three seconds (no longer). Flip only the electronics breaker; do not touch the system breaker.
- Wait five minutes.
- Open MassLynx, and then open the Tune page.
- Put the instrument into Operate mode and verify functionality.