Cisco ASR 920 series

2-12
Cisco ASR 920 Series Aggregation Services Router Hardware Installation Guide
OL-32751-01
Chapter 2 Preparing for Installation
Site Planning
Note the following points:
• When installing Cisco ASR 920 Series Router in a back-to-back position with another device,
ensure that there is a minimum of 10 cm air flow clearance between the two devices.
Also ensure that the device behind the Cisco ASR 920 Series Router is not installed in a way that t
it blows air into the Cisco ASR 920 Series Router.
24.4cm
(244mm)
10cm
(100mm)
Airflow
12.7cm
(127mm)
Airflow
Front
Rear
391850
12.7cm
(127mm)
Airflow
10cm
(100mm)
Airflow
391852
Front
Passive System