Juniper MX104 Hardware Guide

List of Figures
Part 1 Overview
Chapter 1 System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Figure 1: Front Panel of the MX104 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Figure 2: Rear View of the MX104 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Figure 3: Front View of the MX104 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Chapter 2 Chassis Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 4: Sample Output Alarm-Reporting Device . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 5: Sample Input Alarm-Reporting Device . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 6: Alarm LEDs on the MX104 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 7: Alarm LEDs on the MX104 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Figure 8: Alarm LEDs on the MX104 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Chapter 3 Cooling System Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 9: MX104 Fan Tray and Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 10: Cooling System and Airflow in an MX104 Router . . . . . . . . . . . . . . . . . . 20
Chapter 4 Host Subsystem Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 11: MX104 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 12: MX104 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 13: MX104 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Chapter 5 Line Card Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 14: MX104 Interface Port Mapping Example . . . . . . . . . . . . . . . . . . . . . . . . 54
Chapter 6 Power System Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . 61
Figure 15: AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Figure 16: DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Figure 17: AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Figure 18: DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Part 2 Site Planning, Preparation, and Specifications
Chapter 7 Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Figure 19: MX104 Chassis Dimensions and Clearance Requirements . . . . . . . . . . 75
Figure 20: Grounding Points on the MX104 Routers . . . . . . . . . . . . . . . . . . . . . . . . 76
Figure 21: Grounding Cable Lug for MX104 AC Systems . . . . . . . . . . . . . . . . . . . . . 77
Figure 22: Grounding Cable Lug for MX104 24 VDC Systems . . . . . . . . . . . . . . . . . 78
Chapter 9 Port Cable and Pinout Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Figure 23: RJ-48 Connector for MX104 BITS Ports . . . . . . . . . . . . . . . . . . . . . . . . . 89
Chapter 12 DC Power Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
xiCopyright © 2017, Juniper Networks, Inc.

Juniper MX104 Specifications

General

Product Name	MX104
Product Series	MX Series
Switching Capacity	80 Gbps
Throughput	80 Gbps
Operating System	Junos OS
Humidity	5% to 90% non-condensing
Interfaces	10 Gigabit Ethernet, Gigabit Ethernet
Power Supply	Dual redundant AC or DC
Cooling	Front-to-back airflow
Memory	8 GB
Operating Temperature	0°C to 40°C