Cable Descriptions; Mxk Alarm Cable And Contacts Guidelines - Zhone MXK Hardware Installation Manual

System Cables and Connectors

Cable descriptions

Table 8: Summary of cable specifications
Cable description
Chassis alarms
Management (IP)
Management (serial
craft port)

MXK alarm cable and contacts guidelines

J1
56
MXK Hardware Installation Guide
Table 8 lists specifications for the cables used with the MXK system. For
pinout information for these cables, refer to the chapters for each card, later in
this manual.
Interfaces the MXK to
Alarm relay contact on chassis
(MXK 823 or MXK 819)
Alarm relay contact on TAC/
Ring-FC card
Ethernet port on uplink card.
RS-232D connector on uplink
card.
The MXK 819 and MXK 823 chassis alarms are located in the lower left of
the chassis, behind the bezel. See
Figure 27: MXK chassis alarms
J2 J3 J4 J5 J6
When alarms are present, the connections are as follows:
•
When a critical alarm is present, there is a connection between J1-J2.
•
When a major/minor alarm is present, there is a connection between
J4-J5.
•
When a critical alarm is present, there is no connection between J2-J3.
Cable type
20 AWG minimum (0.8
mm)
24 AWG (0.5 mm)
recommended
4 pair Category 5
4-wire minimum
26 AWG (0.4 mm)
Figure 27.
Connector type
Blank wire in to screw
terminals.
RJ45 plug
RJ45 plug