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Below is a picture of the trigger logic and a description of the elements needed to set the standard trigger configuration.
- SV1, SV2, SV3, SV4: veto scintillators 41cm × 20.4 cm × 1 cm
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Trigger with Cherenkovs in veto: To set the trigger with the Cherenkov counters as veto, unselect the C switch from the main trigger section in the coincidence unit and plug the C1 and C2 unplugged cables (labeled C1 veto and C2 veto) from the discriminator into the second section from the top of the Logic fan-in fan-out (4th module from the left). The Cherenkov discriminator threshold must be set to TBD mV.
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Trigger Configuration for pile-up study
Istructions to change from the standard configurations to this the configuration to study pile-up
1. Remove the "CU cable" from the NIM/TTL module and plug it into the logic fan in/fan out 3rd section from the top (white label)
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