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s800_daq_tools [2023/04/20 15:43] swartzj |
s800_daq_tools [2023/08/07 16:16] swartzj |
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==== For hodoscope runs, cannot read signal from hodoscope ==== | ==== For hodoscope runs, cannot read signal from hodoscope ==== | ||
If you see this kind error message when starting the DAQ with the hodoscope in the trigger (Ext. 1 in ULM gui), check the voltages on the crate which holds the hodoscope shaper modules. If they are not at the correct values, follow this procedure: | If you see this kind error message when starting the DAQ with the hodoscope in the trigger (Ext. 1 in ULM gui), check the voltages on the crate which holds the hodoscope shaper modules. If they are not at the correct values, follow this procedure: | ||
- | - Ordered List ItemTurn | + | - Turn crate off |
- Unplug both shapers (for both hodoscopes). Just pull them but don’t fully remove the cards. | - Unplug both shapers (for both hodoscopes). Just pull them but don’t fully remove the cards. | ||
- With shapers unplugged, turn crate on and check voltages | - With shapers unplugged, turn crate on and check voltages |