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1. Tried procmgr start internal-neh-base.cnf but found errors
2. fru_deactivate/activate
3. procmgr start internal-neh-base.cnf worked
4. changed CuInput 0 -> 1 in xpmpva
5. procmgr stopall internal-neh-base.cnf
6. procmgr start neh-base.cnf

Transition Deadtime

The XPM may be instructed to require a transition to obey deadtime by including bit 7 (OR 1<<7) when writing to the "MsgHeader" PV.  Ordinarily, just the TransitionId is written to this PV.

Opal

NOTE: when setting up an opal, the LCLS2 timing comes in on lane 1 (counting from zero) on the second QSFP, as described here:  https://github.com/slaclab/cameralink-gateway.

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