Frontend - Removal and Installation R&S M3SR Series 4100 HF Transceivers
5.11 6124.9007.82.01
5.5 Frontend - Removal and Installation
5.5.1 Removal of Frontend (A1)
To remove the Frontend (A1) from the R&S M3SR Series 4100 150 W HF Transceiver proceed as
follows (see also
Fig. 5.6):
1. Take off the top cover of the R&S M3SR Series 4100 150 W HF Transceiver as described in
5.1 - Disassembly.
2. On Frontend (A1) disconnect cables W11 and W12 from coaxial angular connectors X3 and X4
and bend cables carefully sideways.
3. Disconnect cables W231 and W2111 from coaxial angular connector X1 and X2 and bend cables
carefully sideways (X2 is not connected if Digital Selector is fitted).
4. By using the two pull-out levers at both ends, carefully pull the Frontend (A1) out to the top.
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