Juniper JUNOS - NETWORK OPERATION GUIDE REV1 - Page 301

Understanding the Cooling System ! 265
Chapter 19: Monitoring the Cooling System
Figure 119 shows the T640 routing node airflow.
Figure 119: T640 Routing Node Cooling System and Airflow
Side view
Front view
1504
Rear
Rear view
Air intake
Left
Right
Air exhaust
Card cage
Air intake cover
Air flow (front boards) Air flow (front boards)Air flow (back boards)
Fan tray
Fan tray
Front
Card cage