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FDM-S3 Downconverter Assembly – rev 3 1. Open the FDM-S3 Loosen the rear panel. Loosen the 4 screws that secure the rear panel, loosen the 6 nuts of the SMA connectors and remove the 2 screws of the DB9 connector.
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Remove the RF-IN input cap so as to be able to insert the DCM (DownConverter Module) inside it’s housing. Here is a picture of the FDM-S3 open with the Downconverter inside : The Downconverter must be fixed to the lower panel by means of 4 screws and the 2 tab washers...
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FDM-S3 Downconverter Assembly – rev 3 3. Connect the DCM Regarding connections : ensure the DWC-USB 5 wires cable is correctly connected to the RCMM, the USB-C cable must be connected between the RCMM and the DCM, the SMA bypass must be disconnected, connecting the male SMA connector to the female SMA connector of the Downconverter.
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FDM-S3 Downconverter Assembly – rev 3 4. Close the FDM-S3 First try the FDM-S3 and DCM without closing the case (see 5 - Set and Check FDM-SW2), only once you have verified its correct operation, close the FDM-S3 proceeding in the opposite direction.
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FDM-S3 Downconverter Assembly – rev 3 DCM and FDM-S3 details may be checked in the About tab, use the “Copy Info” button to send us detailed in case of any issue. 2021-11-04 5 / 5...
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