Difference between revisions of "RICH pedestal run"

Revision as of 22:46, 13 November 2008

How to take a RICH pedestal run, generate the pedestal files and make them visible to the DAQ.

1. login as a-onl@adaql2

2. go to the directory: /adaqfs/home/a-onl/rich/pedestal

3. do the command: ./preped.sh

4. prescale all trigger except T3 and T5

5. run a standard calibration run in TwoArmRICH (comment as RICH pedestal), deadtime should be rather high (80-90%)

6. take at least 2000 events

7. login as adaq@adaql2

9. go to the directory: /adaqfs/home/adaq/e06010/rich/leftreplay

10. run analyzer

11. within analyzer lead: .L newdecodeRICH.C

12. then run: newdecodeRICH(####,2000,0,2) where #### = number of the pedestal run

13. go back a-onl@adaql2 in the directory /adaqfs/home/a-onl/rich/pedestal

14. do the command> ./copyped.sh

15. you can now start the production; do not forget to set the prescalers correctly

@@ Line 1: / Line 1: @@
-=== How to take a RICH pedestal run, generate the pedestal file and make them visible to the DAQ ===
+How to take a RICH pedestal run, generate the pedestal files and make them visible to the DAQ.
+== Take the RICH pedestal run ==
 . login as a-onl@adaql2
@@ Line 11: / Line 13: @@
 . run a standard calibration run in ''TwoArmRICH'' (comment as ''RICH pedestal''), deadtime should be rather high (80-90%)
-. take about 5000 events
+. take at least 2000 events
+== Geenerate the pedestal files ==
 . login as adaq@adaql2
@@ Line 22: / Line 26: @@
 . then run: '''newdecodeRICH(####,2000,0,2)'''     where '''####''' = number of the pedestal run
+== Make them visible to the DAQ ==
 . go back a-onl@adaql2 in the directory '''/adaqfs/home/a-onl/rich/pedestal'''