Differences

This shows you the differences between two versions of the page.

--- beamtimes:2022_apr:a1 [2022/04/20 12:06] – himuser
+++ beamtimes:2022_apr:a1 [2022/04/21 15:16] (current) – himuser
@@ Line 1: / Line 1: @@
 ====== A1 control ======
-When changing the target or taking pictures, make sure that the beam is **turned off**. Talk to the operateur to confirm.
 ==== Change Target ====
+  * Make sure the beam is off! Usually one moves the target only while being on the phone to MAMI.
+  * Open a terminal as mezzo on control1
+  * Optional: Check the target position with ''where_target''
+  * Go to the new position with the appropriate go-command (e.g. ''go_C12'')
+  * Check the target position with ''where_target''. The setpoint should be the selected target, and the difference should be small ( < 100 )
-==== Take Pictures For Logging ====
+=== Checking Beam Position ===
+  * Call MAMI and tell them, that you want to check the beam position.
+  * **Ask MAMI to switch off the beam and wait for the confirmation, that the beam is off!**
+  * Move in the screen (see section: **Change Target**) ''go_Al2O3''
+  * on a1analyse (Computer with Dual screen) locate the upwards arrow on the panel next to the a1-logo
+    * Click it to open the menu
+    * Select the menu item ''Target Camera''
+    * An MPlayer window will open. If not, check if it's already open.
+  * Press ''c'' to activate the camera, now you should see the cross hairs on the screen.
+  * Ask MAMI for a little bit of beam (nanoamperes)
+  * When you see the beam on the screen, take a picture by pressing ''p''. It will be saved to the logbook.
+  * Ask MAMI to center the beam on the target and take another picture.
+  * **Switch off the camera** by pressing ''c'' again. Close the MPlayer window.
+  * **Ask MAMI to switch off the beam and wait for the confirmation, that the beam is off!**
+  * Move in the correct production target (e.g. ''go_C12'')
+  * Wait for the target to reach the position.
+  * Check the target position with ''where_target''. The setpoint should be the selected target, and the difference should be small ( < 100 ).
+  * Ask MAMI for the correct beam current.
 ==== Spec A ====