Mx104 Hardware Components; Mx104 Chassis Overview - Juniper MX104 Hardware Manual

CHAPTER 2

MX104 Hardware Components

MX104 Chassis Overview

Copyright © 2014, Juniper Networks, Inc.
MX104 Chassis Overview on page 11
MX104 Alarm Contact Port Overview on page 12
MX104 Clocking and Timing Ports Overview on page 14
MX104 Cooling System and Airflow Overview on page 15
MX104 Modular Interface Card (MIC) Overview on page 16
MX104 Power Overview on page 18
MX104 Routing Engine Overview on page 20
MX104 LEDs Overview on page 23
The MX104 router contains a front panel with slots in which you can install
field-replaceable units (FRUs). From the front of the chassis, you can see the following
components (see Figure 4 on page
Alarm console port labeled
Alarm LEDs that indicate major or minor alarms.
Built-in 10-Gigabit Ethernet MIC with four ports that accept 10-Gigabit Ethernet SFP+
transceivers.
ONLINE/OFFLINE button.
Chassis status LED labeled
External building integrated timing system (BITS) port labeled
Time-of-day ( ) port
TOD
External clocking ports supporting 1-PPS and 10-MHz input and output
ESD point
Fan tray, which contains five fans and an air filter
Four slots for installing MICs
Two slots for installing either AC or DC power supplies, labeled
Two slots for installing Routing Engines, labeled
12):
ALARM , which accepts a DE-15 alarm cable.
SYS OK
and
RE 0
EXT REF CLOCK
and
PS 0 PS 1
RE 1
11