Figure 3: Front View Of The Mx104 Router; System Overview - Juniper MX104 Hardware Manual

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Copyright © 2017, Juniper Networks, Inc.
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
NOTE: For a detailed description of the MX104 port and interface numbering
see "MX104 Port and Interface Numbering" on page
Two slots for installing either AC or DC power supplies, labeled
Two slots for installing Routing Engines, labeled

Figure 3: Front View of the MX104 Router

1 2
17 16
1— Alarm input and output contacts
2— Alarm LEDs
3— 10-Gigabit Ethernet SFP+ ports
4— Online/offline LED
5— System status LED
6— External reference clocking port
7— Time-of-day (ToD) port
8— 1-PPS and 10-MHz GPS input and output
ports
9—ESD point
MX104 3D Universal Edge Router Overview on page 3
RE 0
3 4 5 6
15
10— Grounding terminals
11— Fan tray
12— MIC slots 0/1 and 1/1
13— Routing Engine slot 1
14— Routing Engine slot 0
15— Power supply slot 1
16— Power supply slot 0
17— MIC slots 0/0 and 1/0
Chapter 1: System Overview
53.
and
PS 0 PS 1
and RE 1
7 8 9 10
14 13 12
11
5