Comtech EF Data CRS-300 - Manual (Page 183)

CRS-300 1:10 Redundancy Switch MN/CRS300.IOM
Modem, RMI/TMI, and Switch Configuration Revision 19
5–19
5.4.4 HSSI Interface via the CRS-370 TMI
Jumper “J2” on the CRS-370 TMI selects the functionality of the control signals CA and TA. See
Figure 5-10 – Comtech EF Data ships this TMI pre-set with jumper “J2” open.
Figure 5-10. CRS-370 HSSI to LVDS TMI Card (Jumper Shown Open)
Table 5-8 defines the CRS-370 TMI control signal configuration Jumper “J2” settings.
Table 5-8. CRS-370 Jumper “J2” Settings
User Interface Jumper “J2”
Control Signal Setting Detail
Jumper
Setting
TA to CA Loop
(Note: TMI as-shipped)
None
• TA controls TX carrier
• RR controls CA
Installed