Note - If you are removing the front support and air duct from a switch with the data cables on the cold aisle, the procedure is the same, however the illustrations differ slightly from your situation.
Note - If the switch is installed with the data cables on the cold aisle, slide the front support off onto the data cables.
Note - If the switch is installed with the data cables on the cold aisle, slide the air duct off onto the data cables.
If you are servicing power supplies, return to the procedure, Power Off a Power Supply.
If you are servicing the fan module, return to the procedure, Remove the Fan Module.