Differences

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

--- playground:changeleg [2009/03/04 15:46] – external edit 127.0.0.1
+++ playground:changeleg [2026/06/25 16:12] (current) – external edit 127.0.0.1
@@ Line 3: / Line 3: @@
 ** Switching Extension Legs **
-. Turn power switch on ( white lights will come on).
+   - Run current to zero and turn power to quad(s) off if needed.
-. Select leg.
+   - Turn power to leg selection panel on (white lights will come on) if not already on.
-. Turn power off (interlock light will light leg selected).
+   - Push button to select leg.
-. Turn power to on again ( on light will not light yet ).
+   - Turn power off (interlock light for beam line will change to leg selected).
-. Turn quad supply on (swithcon right thant says "off").
+   - Turn power on again.
-. You can now operate quad.
+   - Turn quad supply on (switch on right that says "lens power/off").
+   - You can now operate quad(s) for selected line.
-To go to another leg.
+   - NOTE Quad 4 selection between the R-23 and R-45 beamlines is NOT done by leg selector panel; this is controlled by a switch in the large target room.
-. Run quad.  supply to zero and turn off power ( switch to left).
-. Select another leg (lighs will remain the same).
-. Turn power off.
-. Interlock for leg selected will come one.
-. Turn power on and quad on and continue as above.
 NOTE:   Always turn quad power off before attempting to switch legs.   Switching magnet polarty must be done in a separate operation.