Juniper Networks Hardware Manual page 18

M120 Multiservice Edge Router Hardware Guide
Chapter 8
Chapter 9
Chapter 10
Part 3
Chapter 12
Chapter 14
xviii
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Figure 28: Removing a CB Before Installing the M120 Router . . . . . . . . . . . . . . . . 63
Figure 29: Removing an Upper Front Fan Tray Before Installing the M120
Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Figure 30: Removing a Lower Rear Fan Tray Before Installing the M120
Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Figure 31: Removing the Cable Management System Before Installing the M120
Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Figure 32: Removing an FPC Before Installing the M120 Router . . . . . . . . . . . . . . . 67
Figure 33: Removing a CFPC Before Installing the M120 Router . . . . . . . . . . . . . . 68
Figure 34: Installing the M120 Router in the Rack . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Figure 35: Reinstalling a CB After Installing the M120 Router . . . . . . . . . . . . . . . . . 72
Figure 36: Reinstalling a FEB After Installing the M120 Router . . . . . . . . . . . . . . . . 73
Figure 37: Reinstalling a Power Supply After Installing the M120 Router . . . . . . . . 74
Figure 38: Reinstalling an FPC After Installing the M120 Router . . . . . . . . . . . . . . . 75
Figure 39: Reinstalling a CFPC After Installing the M120 Router . . . . . . . . . . . . . . 76
Figure 40: Reinstalling a Front Fan Tray After Installing the M120 Router . . . . . . . 77
Grounding the M120 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 41: Connecting the Grounding Cable to the M120 Router . . . . . . . . . . . . . . 80
Connecting the M120 Router to External Devices . . . . . . . . . . . . . . . . . . . . . . 81
Figure 42: M120 Routing Engine Management Ports and Alarm Relay
Contacts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Figure 43: M120 Console and Auxiliary Serial Port Connector . . . . . . . . . . . . . . . . 83
Figure 44: M120 Routing Engine Management Ports and Alarm Relay
Contacts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Figure 45: M120 Routing Engine Ethernet Cable Connector . . . . . . . . . . . . . . . . . . 85
Figure 46: M120 Routing Engine External Device Ports . . . . . . . . . . . . . . . . . . . . . 85
Figure 47: M120 Routing Engine Alarm Relay Contacts . . . . . . . . . . . . . . . . . . . . . 86
Figure 48: Attaching a Cable to an M120 PIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Providing Power to the M120 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Figure 49: Connecting AC Power to the M120 Router . . . . . . . . . . . . . . . . . . . . . . . 90
Figure 50: Connecting DC Power to the M120 Router . . . . . . . . . . . . . . . . . . . . . . . 91
Hardware Maintenance, Troubleshooting, and Replacement
Procedures
Maintaining M120 Router Hardware Components . . . . . . . . . . . . . . . . . . . . . 101
Figure 51: Holding an M120 FPC Vertically . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Figure 52: Holding an M120 FPC Horizontally . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Figure 53: Do Not Grasp the Connector Edge . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Figure 54: Do Not Carry an FPC with Only One Hand . . . . . . . . . . . . . . . . . . . . . . 110
Figure 55: Do Not Rest the FPC on an Edge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Replacing M120 Hardware Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Figure 56: Removing the M120 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Figure 57: Installing the M120 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Figure 58: M120 Routing Engine Interface Ports and Alarm Relay Contacts . . . . . 132
Figure 59: M120 Ethernet Cable Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Figure 60: M120 Routing Engine Interface Ports and Alarm Relay Contacts . . . . 132
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