3Com MSR 50 Network Router User Manual


 
82 CHAPTER 3: MULTIFUNCTIONAL INTERFACE MODULES
Interface LEDs MIM-1E1 and MIM-1E1-F panels are similar. The following figure illustrates an
MIM-1E1 panel.
Figure 89 MIM-1E1 panel
The panels of MIM-2E1 and MIM-2E1-F are similar. The following figure illustrates
an MIM-2E1 panel.
Figure 90 MIM-2E1 panel
MIM-4E1 and MIM-4E1-F panels are similar. The following figure illustrates an
MIM-4E1 module.
Figure 91 MIM-4E1 panel
The following table describes the LEDs on MIM-1E1/MIM-2E1/MIM-4E1 and
MIM-1E1-F/MIM-2E1-F/MIM-4E1-F panels:
Interface rate 2.048 Mbps
Cable type E1 75-ohm non-balanced coaxial cable
E1 120-ohm balanced twisted pair cable
120-ohm 4E1 conversion cable (MIM-4E1/MIM-4E1-F modules)
75-ohm 4E1 conversion cable (MIM-4E1/MIM-4E1-F modules)
Coaxial connector, network interface connector and 75-ohm to
120-ohm adapter (with BNC connector)
Operating mode E1, CE1, ISDN PRI (only supported by MIM-1E1/MIM-2E1/MIM-4E1)
FE1 (only supported by MIM-1E1-F/MIM-2E1-F/MIM-4E1-F)
Supported service 1) Backup
2) Terminal access service
3) ISDN PRI (only supported by MIM-1E1/MIM-2E1/MIM-4E1)
Table 46 Interface attributes of MIM-1E1/MIM-2E1/MIM-4E1 and
MIM-1E1-F/MIM-2E1-F/MIM-4E1-F
Attribute
Description
MIM-1E1/1E1-
F module
MIM-2E1/2E1-
F module MIM-4E1/4E1-F module
F(3
F(35,
 