Trigger  Monitoring Checklist L1

In Tunnel Checks
The Trigger Racks are those close to the Paddle counters. Camac, Nim bins and fans on? 
(It's alright if the fans on the bottom NIM bins are off) 
Yes c No c If No, contact local trigger expert
Check camac crate voltages are the voltages within range (-+ .3V) ? Yes c No c If No, contact local trigger expert

 

 

High Voltage To TRIGGER counters Look at HV_Control.vi on the Plastic computer.
Nominal State  Actual State Agree? Actions to Take Comments
On c    Off c On c  Off c Yes c No c If they disagree, contact local trigger expert  
High Voltage to ZDC In ZDC HV (pet) window on RHIC X-term. 
Nominal State  Actual State Agree? Actions To Take Comments
On c    Off c On c  Off c Yes c  No c If they disagree, contact local trigger expert  
Nominal and measured voltages agree within 50 volts Yes c  No c If they disagree, contact local trigger expert
Trigger Discriminator Compare image of Camac_Control.vi with nominal state image (under documentation->trigger)
Do the nominal and actual states agree? Actions to Take Comments
Positive Yes c  No c If they disagree, contact local trigger expert
Negative Yes c  No c If they disagree, contact local trigger expert
Electronics Room Check The Trigger Rack is directly in front of the electronics door.
Instructions Actual state Action to Take Comments
Red switches of Fans A, B, C, D On c Off c

 

If Off contact local trigger expert.
Nim bins LED's A ,B , C, D  On c Off c If Off contact local trigger expert.