Juniper MX2010, Hardware Manual

Page: 485 / 825

Figure 234: Alarm Relay Contacts
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Table 95: Alarm Relay Contacts on the Craft Interface
Description Label Function No.
The alarm relays consist of three terminal
contacts with a normal closed (NC), common
(C), and normal open (NO) relays that signal a
minor or major alarm when broken.
MINOR ALARM—[NC C NO]
MAJOR ALARM—[NC C NO]
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Removing the MX2010 Craft Interface
Here’s how to remove the MX2010 craft interface:
1. Attach an electrostatic discharge (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. Remove the 10 screws holding the EMI door in place and remove the EMI door. Refer to
Figure 235 on page 470 .
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