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両方とも前のリビジョン前のリビジョン次のリビジョン | 前のリビジョン | ||
research:memos:gr:gr_trouble_shooting [2017/12/04 10:20] – kobayash | research:memos:gr:gr_trouble_shooting [2017/12/05 03:19] (現在) – kobayash | ||
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===== GR trouble shooting ===== | ===== GR trouble shooting ===== | ||
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+ | |||
* TDC1L is missing --> definition of the analyzer | * TDC1L is missing --> definition of the analyzer | ||
* ADC LR correlation | * ADC LR correlation | ||
* HV module doesn' | * HV module doesn' | ||
- | * | + | * Plastic scintillators' |
- | + | * --> Spark? each signals of shape and counts should be checked | |
- | + | * --> If the signals are strange, take data with DAQ. The trigger may be changed | |
- | + | * --> Trigger should be made by three plastics | |
+ | ==== Beam doesn' | ||
+ | * When we change the GR angle from 8.5 degree to 0 degree in order to tune dispersion matching mode, the beam did not come. | ||
+ | * --> Scattering chamber Faraday Cup is in the path of the beam. | ||