Cisco ASR 9001-S Overview And Reference Manual page 127

Chapter 2 Functional Description
The Cisco ASR 9006 Router chassis has a side-to-top to rear cooling path. The inlet is at the right side
of the chassis, and the exhaust is at the upper rear.
Figure 2-65
Figure 2-65
Fan trays
The Cisco ASR 9904 Router has a side-to-side cooling path. The inlet is at the right side of the cage, and
the exhaust is at the left side.
Figure 2-66
Figure 2-66
Air exhaust
OL-17501-09
shows the cooling path of the Cisco ASR 9006 Router chassis.
Cisco ASR 9006 Router Chassis Cooling Path
RSPs and line cards
Power modules
shows the cooling path of the Cisco ASR 9904 Router chassis.
Cisco ASR 9904 Router Chassis Cooling Path
RSPs and line cards
Power modules
Cisco ASR 9000 Series Aggregation Services Router Overview and Reference Guide
Air exhaust
Cooling System Functional Description
Room air
Room air
2-73