91Figure 50 Remove the chassis (S10508) from the cabinet1: Loosen the captive screws that fix the mountingbrackets to the cabinet2: Slide the chassis outwards along the slide railsStep5 Put the chassis onto the pallet base of the wooden carton.Removing the air filterFollow these steps to remove an air filter:Step1 Prepare the packing bag of the air filter. Make sure that the bag is clean, dry, and not damaged.Step2 Remove the air filter from the side of the chassis. For how to remove an air filter, see the chapter“Replacement procedures.”Step3 Put the air filter into the bag.Removing cable management brackets and mounting bracketsBefore repackaging the switch chassis, remove the cable management brackets and mounting bracketsfrom the chassis.Removing the mounting bracketsFollow these steps to remove the mounting brackets:Step1 Prepare the packing box of the mounting brackets. Make sure that the box is clean, dry, and notdamaged.Step2 As shown in Figure 51, use a Phillips screwdriver to loosen the screws that fix the mounting brackets to thechassis, and then remove the mounting brackets.