New Rock Technologies MX100-AG, Руководство по установке, Страница: 14 / 23

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Figure 2-5 Front Panel of Double-chassis System of MX120 Series
The logical number sequence of the slot of each line card is shown in the Table 2-2.
Table 2-2 Definition on Numbers of Interface Slots of MX120 System
Part Name Numbers of FXS/FXO Interface Slots
Main chassis MX120-MAIN ① : Slot 1; ③ : Slot 2;
Expansion
chassis
MX120-EXT ② : Slot 3; ④ : Slot 4;
Figure 2-6 Back Panel of Double-chassis System of MX120 Series
:
The main chassis of the MX120 series connects with the expansion chassis with a 36-pin flat cable. The
two chassises of the MX120 series must be placed adjacently. The users having capacity expansion plans
should reserve a position for the expansion chassis in installing a single chassis originally.
2.4
Connecting the Ethernet Cable
Connect one end of the Ethernet cable to the Ethernet port of the gateway and connect the other end
to the peer Ethernet switch or router. Check that the ETH LED on the front panel is lit, which indicates
that the network cable is correctly connected.
2.5
Connecting the FXS Cable
2.5.1
MX8 and MX51 Series
FXS interface connects with the analogue telephones via a telephone line with RJ-11 connectors in
each end.
When connecting FXS or FXO interface cable, be sure that the line type at far end matches the port
type at equipment side.
DONOT connect external powered line, such as PSTN line or PBX extension line, into the FXS port of
interface card. Fail to follow this rule may cause damage to FXS interface.