Connecting The Mx2020 Router To A Console Or Auxiliary Device | 334 - Juniper MX2020 Hardware Manual

3. 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.
4. Attach the other end of the wires to the external device.
To attach a reporting device for the other kind of alarm, repeat the procedure.
Figure 157: Alarm Relay Contacts
1
M/S CHASSIS NUM
LC
17 18 19
SFB CB-RE
6 7
LC
7 8
Table 95: Alarm Relay Contacts
Function No.
1
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1
9
Label
MINOR ALARM—[NC C NO]
MAJOR ALARM—[NC C NO]
Description
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.
341