Replacing The M320 Alarm Relay Wires; Replacing An M320 Management Ethernet Cable - Juniper M320 Hardware Manual

M320 Multiservice Edge Router Hardware Guide

Replacing the M320 Alarm Relay Wires

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Replacing an M320 Management Ethernet Cable

192
To connect the router to external alarm-reporting devices, attach wires to the
relay contacts on the CIP. A system condition that triggers the red or yellow
YELLOW
alarm LED on the craft interface also activates the corresponding alarm relay contact.
The terminal blocks that plug into the alarm relay contacts are supplied with the router.
They accept wire of any gauge between 28-AWG and 14-AWG (0.08 and 2.08 mm
which is not provided. Use the gauge of wire appropriate for the external device you are
connecting.
To replace the wires connecting to an alarm-reporting device:
Disconnect the existing wire at the external device.
1.
Prepare the required length of replacement wire with gauge between 28-AWG and
2.
14-AWG (0.08 and 2.08 mm
Using a 2.5-mm flat-blade screwdriver, loosen the small screws on the face of the
3.
terminal block and remove the block from the relay contact.
Using the 2.5-mm flat-blade screwdriver, loosen the small screws on the side of the
4.
terminal block. Remove existing wires from the slots in the front of the block and insert
replacement wires. Tighten the screws to secure the wire.
Plug the terminal block into the relay contact and use a 2.5-mm flat-blade screwdriver
5.
to tighten the screws on the face of the block.
Attach the other end of the wires to the external device.
6.
Connecting the M320 Router to an External Alarm-Reporting Device on page 168
M320 Connector Interface Panel (CIP) Description on page 13
M320 Chassis and Interface Alarm Messages on page 285
To replace the management Ethernet cable:
Press the tab on the connector and pull the connector straight out of the
1.
port. Figure 69 on page 193
Disconnect the cable from the network device.
2.
Plug one end of the replacement cable into the appropriate
3.
labeled connect to the Routing Engine in the upper Routing Engine slot (
HOST 0
and the ports labeled
HOST 1
Engine slot ( RE1 ).
Plug the other end of the cable into the network device.
4.
2
).
shows the connector.
connect to the Routing Engine in the lower Routing
Copyright © 2015, Juniper Networks, Inc.
and
RED
2
),
ETHERNET
ETHERNET port. The ports
),
RE0