Alcatel OS6850-P48 User Guide - Page 77

OmniSwitch 6850 Series Chassis and Hardware Components Mounting the Switch Chassis Airflow The fans pull air from the air intake vent located on the left-hand side of the chassis. The air is directed horizontally through the chassis and past the circuit board. Airflow is then exhausted through the fan vents at the right-hand side of the chassis. Refer to the illustrations below for more information. 1. Air Intake. The six chassis fans pull air from the main air intake vent located at the lefthand side of the chassis. Console 47 45 48 46 Front of Chassis Air Intake Vent Left Side Air Intake Vent 2. Airflow. The air from the intake vent is directed through the chassis past the circuit board. This airflow provides required cooling for chassis components. Front of Chassis 3. Air Exhaust. The airflow is exhausted through the six fan exhaust vents at the righthand side of the chassis. Fan Exhaust Vents Right Side Fan Exhaust Vents Important. Maintain a clearance of at least two inches on the left and right sides. Otherwise, airflow may become restricted. Restricted airflow can cause your switch to overheat; overheating can lead to switch failure. See "Airflow Considerations" on page 2-56 for more information on chassis clearances. OmniSwitch 6850/6850E Series Hardware Users Guide June 2011 page 2-57