Disconnecting The Alarm Relay Wires From The Mx2020 Craft Interface - Juniper MX2020 Hardware Manual

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Disconnecting the Alarm Relay Wires from the MX2020 Craft Interface

To disconnect the alarm relay wires from the router and an alarm-reporting device (see
Figure 159 on page 343):
1. Disconnect the existing wire at the external device.
2. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to
one of the ESD points on the chassis.
3. Using a 2.5 mm flat-blade screwdriver, loosen the small screws on the face of the terminal block and
remove the block from the relay contact.
4. Using the 2.5 mm flat-blade screwdriver, loosen the small screws on the side of the terminal block.
Remove existing wires from the slots in the front of the block (see
Figure 159: Alarm Relay Contacts
1
M/S CHASSIS NUM
LC
17 18 19
6 SFB 7 CB-RE
LC
7 8
1
9
Table 97 on page 344).
343