82CHAPTER 3: MULTIFUNCTIONAL INTERFACE MODULES

Table 46 Interface attributes of MIM-1E1/MIM-2E1/MIM-4E1 and

MIM-1E1-F/MIM-2E1-F/MIM-4E1-F

 

Description

 

 

 

MIM-1E1/1E1-

MIM-2E1/2E1-

 

Attribute

F module

F module

MIM-4E1/4E1-F module

 

 

 

 

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)

Interface LEDs MIM-1E1 and MIM-1E1-F panels are similar. The following figure illustrates an MIM-1E1 panel.

Figure 89 MIM-1E1 panel

F(3

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

 

F(35,

 

The following table describes the LEDs on MIM-1E1/MIM-2E1/MIM-4E1 and MIM-1E1-F/MIM-2E1-F/MIM-4E1-F panels:

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3Com MSR 20, MSR 30, MSR 50 manual MIM-1E1 panel