Replacing the MX480 Craft Interface
1.
Disconnecting the Alarm Relay Wires from the MX480 Craft Interface on page 228
2.
Removing the MX480 Craft Interface on page 228
3.
Installing the MX480 Craft Interface on page 229
4.
Connecting the Alarm Relay Wires to the MX480 Craft Interface on page 230
Disconnecting the Alarm Relay Wires from the MX480 Craft Interface
To disconnect the alarm relay wires from the router and an alarm-reporting device (see
1.
Disconnect the existing wire at the external device.
2.
Attach an 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.
Figure 82: Alarm Relay Contacts
See Also
Preventing Electrostatic Discharge Damage to an MX480 Router on page 388
•
•
Connecting the Alarm Relay Wires to the MX480 Craft Interface on page 219
Removing the MX480 Craft Interface
To remove the craft interface (see
):
1.
Attach an ESD grounding strap to your bare wrist and connect the strap to one of the
ESD points on the chassis.
2.
Detach any external devices connected to the craft interface.
3.
Loosen the captive screws at the left and right corners of the craft interface faceplate.
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