MLC related problems between 20.12.96 and 9.2.98

Type of problem
Blue
Green
Total number of MLC error reports in log book
29
4
Problem could be resolved by initializing the MLC (sometimes more than one initialization necessary).
23
3
Varian representative has to fix the problem (e.g., change SFB)
1
1
Problem solved by pressing "Retract" & "Go"
4
0
Physicist was able to solve problem (e.g., by moving single leaves), but cover had to be removed to access MLC assembly.
1
0
Fields treated in VARiS Stand-by due to MLC problems
4
2
Varian technician had to fix MLC during night hours (incl. PMI)
6
0
Interlock during treatment because of holding MLC window with the mouse for more than 1 sec (leads to WS COM timeout)
3
2

 

Remarks