Upper Fan Tray; Chassis Airflow - Cisco ASR 5000 Installation Manual

ASR 5000 Hardware Platform Overview
before they enter the system. Temperature sensors measure the temperature at various points throughout the
chassis. The system monitors this information, and generates a maintenance alarm, if necessary.
Figure 8: Particulate Air Filter
Important

Upper Fan Tray

The upper fan tray unit contains multiple fans that exhaust air from the upper rear and sides of the chassis.
Figure 9: Upper Fan Tray

Chassis Airflow

Airflow within the chassis complies with Telcordia recommendations to ensure proper vertical convection
cooling of the system.
A replacement air filter is shipped with each chassis. A minimum of one replacement air filter for each
deployed chassis should be kept on site. This allows qualified service personnel to quickly replace the
filter when necessary.
Upper Fan Tray
ASR 5000 Installation Guide
13