Installation Manual
Quidway R2600/3600 Series Modular Routers
Chapter 8
Function Modules
8-52
Table 8-35 Interface attributes of 2FXS/2FXO/2E&M
Attribute Description
Connector RJ-45
Number of attributes 2
Interface standards
---User circuit interface (2FXS): Q.512 compliant.
---Ring trunk interface (2FXO): Q.552 compliant.
---E&M trunk interface (2E&M): G.712 compliant; E&M interface (Bell type
I, II, III and V).
---Over-current and over-voltage protection: K.20 compliant.
Dialup mode DTMF supported, GB3378 compliant, and dialup not supported
Bandwidth 300 to 3400Hz
8.11.4 Indicators on Panel
The front panel of 2FXS, 2FXO, 2E&M are shown as follows:
Figure 8-49 Front panel of 2FXS
Figure 8-50 Front panel of 2FXO
Figure 8-51 Front panel of 2E&M
The meanings of the indicators on 2FXS/2FXO/2E&M are given in the following table:
Table 8-36 Meanings of the indicators of 2FXS/2FXO/2E&M
Indicator Meaning
Yellow Off means the channel is idle. On means the channel is occupied and a conversation is going on.
Green
Off means the channel is idle. On means the channel is occupied and the speech channel is being
connected.
0 - 1 Corresponding port number.
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