OM - What to look at¶
0. Use the Opera Browser, not Firefox. There's an icon on each desktop.
1. Make sure you have a window open to the current data. Here is good link to use:
This shows the raw ADC distribution from the whole detector, and a color map showing truncated pedestal RMS from all channels.
Data will update every ~5 minutes when you are running. Normally, you don't have to click anything.
2. When running, keep an eye out for this:
This means something is wrong with the electronics or the DAQ.
Click the "Start here" button to see a histogram that has a list of errors.
You can mouse-over bins to see the detailed error message.
It's probably time to call an expert!
3. Check the event and frame alignment here:
Look for these plots:
These show a box, one per crate, that show that we're getting the same event number recorded by all crates in the event record. Off-vertical boxes mean badness!