Comtech EF Data CRS-300 User Manual
Page 255
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CRS-300 1:10 Redundancy Switch
MN/CRS300.IOM
Appendix B
Revision 19
B-9
B.3.4 Switch-to-Modem, Standard EIA-485 Multi-Drop Shielded Cable for CDM-Qx/QxL (15X
DB-9F)
You may use this standard Type ‘D’ 9-pin female Multi-Drop cable to daisy-chain CDM-Qx/QxL Modems for communications.
You may use the optional CA/RB11423-1 EIA-485 Multi-Drop Ribbon Cable (Figure B-10) when Electromagnetic
Compatibility (EMC) is not a concern.
Figure B-7. CDM-Qx/QxL Standard EIA-485 Multi-Drop Shielded Cable (CA/WR11417-1)
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