Replacing An Mx2010 Dc Power Supply Module (-48 V); Removing An Mx2010 Dc Power Supply Module (-48 V) - Juniper MX2010 Hardware Manual

4. Plug the terminal block into the relay contact, and use a 2.5-mm flat-blade screwdriver to tighten the
screws on the face of the block.
5. Attach the other end of the wires to the external device.
Figure 241: Alarm Relay Contacts
1
Table 96: Connecting Alarm Relay Contacts
Function No. Label
1 MINOR ALARM—[NC C NO]
MAJOR ALARM—[NC C NO]
RELATED DOCUMENTATION
MX2010 Craft Interface Description | 29
MX2010 Craft Interface Serial Number Label | 741

Replacing an MX2010 DC Power Supply Module (-48 V)

Removing an MX2010 DC Power Supply Module (-48 V) | 475

1.
Installing an MX2010 DC Power Supply Module (-48 V) | 478
2.
Removing an MX2010 DC Power Supply Module (-48 V)
Before you remove a PSM, be aware of the following:
Description
The alarm relays consist of three terminal
contacts with a normal closed (NC), a
common (C), and a normal open (NO)
relay that signal a minor or major alarm
when broken.
475