Mx2020 Sfb Led And Buttons On The Craft Interface; Mx2020 Fan Leds On The Craft Interface; Mx2020 Alarm Relay Contacts On The Craft Interface; Table 16: Sfb Led On The Craft Interface - Juniper MX2020 Hardware Manual

MX2020 3D Universal Edge Router Hardware Guide
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MX2020 Alarm Relay Contacts on the Craft Interface

38
NOTE: When installing an ADC without the line card, the online/offline
buttons will have no affect.

MX2020 SFB LED and Buttons on the Craft Interface

Each SFB has one tricolor LED on the craft interface that indicates its status. The SFB
LED, labeled through , are located along the bottom of the craft interface.
0 7
on page 38 describes the functions of the SFB LED.

Table 16: SFB LED on the Craft Interface

Label Color
OK Green
–
Red
FAIL
There are eight push buttons located next to each of the SFBs on the craft interface.
These buttons are used to place the SFBs online or offline.

MX2020 Fan LEDs on the Craft Interface

The fan LEDs, labeled 0 through
Table 17 on page 38 describes the functions of the fan LEDs.

Table 17: Fan LEDs on the Craft Interface

Label Color
Green
FAN TRAY
Red
MX2020 Craft Interface Description on page 33
MX2020 Alarm Relay Contacts on the Craft Interface on page 38
The craft interface has two alarm relay contacts for connecting the router to external
alarm devices. (see Figure 15 on page
the red or yellow alarm on the craft interface, the alarm relay contacts are also activated.
The alarm relay contacts are located on the upper right of the craft interface (see
18 on page 39).
State Description
On steadily SFB functioning normally.
Blinking SFB is transitioning online or offline.
Off The slot is not online.
On steadily SFB has failed.
3 , are located on the top middle of the craft interface.
State Description
On steadily Fan is functioning normally.
On steadily Fan in a Fan Tray has failed.
Fan Tray has failed.
39) Whenever a system condition triggers either
Table 16
Copyright © 2013, Juniper Networks, Inc.
Table