Install Guide

The ambient temperature around the unit, which may be higher than the room temperature, is within the limits specified for
the S3048ON. For more information, see Specifications.
There is sufficient airflow around the unit.
The input circuits are correctly sized for the loads and that you use sufficient overcurrent protection devices.
All protective covers are in place.
Blank panels are installed if you do not install optional modules.
NOTE: A US AC power cable is included for powering up an AC power supply. You must order all other power cables
separately.
NOTE: ESD damage can occur if components are mishandled. Always wear an ESD-preventive wrist or heel ground strap
when handling the S3048ON switch and its components.
Power up sequence
When the switch powers up, the fans immediately come on at high speed. The fan speed slows as the switch continues to boot
up.
Install the S3048ON 21