Juniper T640 Hardware Manual page 261

Copyright © 2013, Juniper Networks, Inc.
To replace the wires connecting to an alarm-reporting device (see
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.
Chapter 17: Replacing T640 Router Hardware Components
2
).
Figure 117 on page 230):
229