1. K. Grogg, M. Weinberg, M. Grothe
DCS Instructions
K. Grogg, M. Weinberg, M. Grothe
9/14/2018

2. Monitoring Check that monitoring is working
Data is being recorded
Bugs in the code
Check that the system is in a good state
Top level state machine
Histograms for each RMC
Enter information in elog
What was checked and results
Details on any errors, alarms, warnings
9/14/2018

3. Finite state machine
Are the FSM states of unmasked RMCs either standby or ok?
Any known errors should be masked
RMC10 might be off or in error, usually ok
If not masked, take control (click lock icon), and change check mark to X
Does the alarm/alert overview panel report any warnings and faults?
Does the alarm/alert history show any new alarm/alert entries?
Need to take control (lock icon) to see
Be sure you have released control when done!
9/14/2018

4. RMC GUI Double click on each RMC to get panel
Click “Send Unprivileged Command”
Is information about the crate sent every minute?
If not, note that there is a monitoring problem, contact an expert
Look at histograms (right click on top of histogram to see actual values)
Is the system healthy?
Are the temperatures, power supplies, etc stable?
Look for spikes or slowing rising/falling values
Make sure numbers in histograms match those in the “System Status”
Checks that values are recorded in the database
9/14/2018

5. What to expect Temperatures should be fairly stable
Look for spikes or slowly rising values
Voltages should be very stable
Supply current should be around 50
Alarm Status should be zero
Note any changes and when they occurred
Online/Offline should be one
Note any changes and when they occured
9/14/2018

6. In case of problems
Check “Detailed Alarm Status” and “Detailed System Status”
Know where alarms are coming from
Diagnose the problem
Call an expert
Check “Most Recent Fault Record” to see error info
Check time stamp
If rack power is switched off, some information may not be updated
Do not Refresh All!
Do not click POWER ON, POWER OFF, CLEAR ALARM, or Further Expert Action!
Be sure to enter everything you find in the elog
9/14/2018