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Module Replacement
R&S FSP
1164.4556.82 3.44
E-1
Replacing 13/30 GHz YIG Unit A161; R&S FSP13/30
(See chapter 5, spare parts list, items 2115, 2120, 2125, 2130, and drawing 1093.8249.)
The board is installed on the 13/30 GHz converter unit (1093.8249).
Note:
Only the YIG units (with YIG filter, cable, sheet metal part) are replaced. The interface is
thus always the same when using other YIG filters.
Removing 13 GHz YIG Unit on MW Converter 1093.8249
Remove 13 GHz converter unit (135).
Note:
See description "Replacing MW Converter Unit A160".
Remove the two module covers by undoing the screws from the bottom of the module.
Disconnect cable W2 from the RF extension (2140)
Disconnect the cable from the YIG filter at X4.
Undo 4 countersunk screws (2135).
Remove the complete YIG unit (2115 or 2120).
Installing 13 GHz YIG Unit on MW Converter 1093.8249
Put the new YIG unit (2115 or 2120) onto the PCB.
Fasten YIG unit with 4 countersunk screws (2135).
Screw on cable W2 to the RF extension (2140).
Connect the cable from the YIG filter at X4.
Fit the module cover onto the top of the converter unit (positioning by means of adjusting pins). Turn
13 GHz converter unit upside down, fit module cover to the bottom side and refasten all screws.
Removing 30 GHz YIG Unit on MW Converter 1093.8249
Remove 30 GHz converter unit (140).
Note:
See description "Replacing MW Converter Unit A160".
Remove the two module covers by undoing the screws from the bottom of the module.
Disconnect cable W2 from the RF extension (2145).
Disconnect the cable from the YIG filter at X4.
Undo 4 countersunk screws (2135).
Remove the complete YIG unit (2125 or 2130).
Installing 30 GHz YIG Unit on MW Converter 1093.8249
Place the new YIG unit (2125 or 2130) on the circuit board.
Fasten YIG unit with four countersunk screws (2135).
Screw cable W2 to RF extension (2145).
Plug cable from YIG filter onto X4.
Fit the module cover onto the top of the converter unit (positioning by means of adjusting pins). Turn
the 30 GHz converter unit upside down, fit module cover to the bottom side and refasten all screws.
Содержание 1164.4391.03
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