Modules
R&S
®
OSP
57
User Manual 1178.7100.02 ─ 05
4. Remove an existing blank plate or single-slot module from the front of the switch
unit, keeping the 6 screws.
5. Remove an existing blank plate or single-slot module from the rear of the switch
unit, keeping the 6 screws.
Note:
Avoid feedthrough setups with a lateral offset of more than 1 slot position.
If you remove a module that is more than 1 slot wide, close the excess slots with
blank plates.
6. Remove the lock nuts from all cable ends that go into the 1
st
feedthrough panel.
7. Insert the connectors into the feedthrough panel's holes from the rear side.
8. Make sure that the machined flats of the connectors meet with their counterpart in
the panel hole.
9. Fix the connectors with their lock nuts, using a standard open-end wrench.
10. Insert the cables into one open module slot.
11. From there, feed the cables through the switch unit to the other open module slot.
If you cannot feed the cables through the switch unit's casing without opening it,
quit or revert this procedure and let Rohde
&
Schwarz service personnel mount the
feedthroughs.
12. Remove the lock nuts from these cable ends.
13. Make sure not to have the cables twisted.
14. Insert the connectors into the 2
nd
feedthrough panel's holes from the rear side.
15. Make sure that the machined flats of the connectors meet with their counterpart in
the panel hole.
Note:
The flats in the opposite feedthrough panels help you to fix the cables in a
non-twisted position.
16. Fix the connectors with their lock nuts.
17. Fix both feedthrough panels with the screws that you kept in
and
.
18. Reconnect the switch unit to power.
19. Switch on the switch unit.
The switch unit is ready for use.
R&S
OSP-B011 and R&S
OSP-B012 RF Feedthroughs