List of Figures

Figure

1: Front View of a Fully Configured Router Chassis

6

Figure 2: Rear View of a Fully Configured AC-Powered Router Chassis (110

 

V)

..............................................................................................................

6

Figure 3: Rear View of a Fully Configured AC-Powered Router Chassis

 

(220V)

7

Figure 4: Rear View of a Fully Configured DC-Powered Router Chassis

7

Figure 5: Midplane

8

Figure 6: Typical DPCs Supported on the MX240 Router

9

Figure 7: DPC Installed Horizontally in the MX240 Router

9

Figure 8: SCB

12

Figure 9: Routing Engine

14

Figure 10: USB Memory Device in a Routing Engine

15

Figure 11: Cable Management System

17

Figure 12: Cable Management System Installed on the Router

17

Figure 13: Front Panel of the Craft Interface

18

Figure 14: Alarm Relay Contacts

21

Figure 15: AC Power Supply

22

Figure 16: DC Power Supply

23

Figure 17: Airflow Through Chassis

25

Figure 18: Fan Tray

25

Figure 19: Air Filter

26

Figure 20: Typical Open-Frame Rack

32

Figure 21: Chassis Dimensions and Clearance Requirements

33

Figure 22: Contents of the Shipping Crate

38

Figure 23: Installing the Front Mounting Hardware for a Four-Post Rack or

 

Cabinet

42

Figure 24: Installing the Mounting Hardware for an Open-Frame Rack

43

Figure 25: Installing the Router in the Rack

47

Figure 26: Routing Engine Management Ports

49

Figure 27: RJ-45 Cable Connector

50

Figure 28: Alarm Relay Contacts

51

Figure 29: Attaching a Cable to a DPC

52

Figure 30: Connecting AC Power to the Router

55

Figure 31: Connecting DC Power to the Router

58

Figure 32: DPC Edges

75

Figure 33: Do Not Grasp the Connector Edge

76

Figure 34: Do Not Rest the DPC on an Edge

77

Figure 35: Airflow Through the Chassis

82

Figure 36: Removing the Craft Interface

90

Figure 37: Installing a Craft Interface

91

Figure 38: Alarm Relay Contacts

91

Figure 39: Removing the Fan Tray from an MX240 Router

93

List of Figures

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Juniper Networks MX240 manual List of Figures, Rear View of a Fully Configured AC-Powered Router Chassis