Connecting Mpc Or Mic Cables To The Mx2020 Router - Juniper MX2020 Hardware Manual

Table 97: Alarm Relay Contacts on the Craft Interface
Function No.
1
RELATED DOCUMENTATION
Installing the MX2020 Craft Interface | 582
Removing the MX2020 Craft Interface | 581
Maintaining and Verifying the Status of the MX2020 Craft Interface | 589

Connecting MPC or MIC Cables to the MX2020 Router

To connect the MPCs or MICs to the network (see
1. Have ready a length of the type of cable used by the component. For cable specifications, see the
Series Interface Module
2. Remove the rubber safety plug from the cable connector port.
WARNING:
of fiber-optic cables. Fiber-optic transceivers and fiber-optic cable connected
to a transceiver emit laser light that can damage your eyes.
CAUTION:
inserting or removing cable. The safety cap keeps the port clean and prevents
accidental exposure to laser light.
Label
MINOR ALARM—[NC C NO]
MAJOR ALARM—[NC C NO]
Reference.
Do not look directly into a fiber-optic transceiver or into the ends
Do not leave a fiber-optic transceiver uncovered except when
Description
The alarm relays consist of three terminal
contacts with a normal closed (NC), common
(C), and normal open (NO) relays that signal a
minor or major alarm when broken.
Figure 160 on page 345 and Figure 161 on page
344
346):
MX