Figure 5-6. Crs-320 Eia-232/Eia-422 Tmi Card (Jumpers Shown Open); Figure 5-7. Crs-340 Eia-232/-422/G.703 Tmi Card (Jumpers Shown Open); Eia-232/-422, V.35 Interfaces Via The Crs-320 And Crs-340 Tmis - Comtech EF Data CRS-300 Installation And Operation Manual

CRS-300 1:10 Redundancy Switch
Modem, RMI/TMI, and Switch Configuration
5.4.2

EIA-232/-422, V.35 Interfaces via the CRS-320 and CRS-340 TMIs

Jumpers JP1 and JP2 on the CRS-320 (obsolete) and CRS-340 TMI cards set the functionality of
the control signals DTR/DSR and RTS/CTS . Figure 5-6 and Figure 5-7 show these TMIs as
shipped from the factory, with the JP1 and JP2 jumper settings open.
Front view

Figure 5-6. CRS-320 EIA-232/EIA-422 TMI Card (Jumpers shown open)

Front view

Figure 5-7. CRS-340 EIA-232/-422/G.703 TMI Card (Jumpers shown open)

Jumper JP2
Jumper JP2
5–13
Jumper JP1
Side view
Side view
Jumper JP1
Revision 16
MN/CRS300.IOM