H3C Technologies H3C S12500 Series Switches - Manual (Page 25)

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• You have read " Preparing for installation " carefully and the installation site meets all the
requirements.
• You have all the items listed in the packing list, and the switch was not damaged during shipment.
If anything is damaged or missing, contact the sales agent or customer representative immediately.
For regulatory compliance and safety information, see "Regulatory compliance and safety information."
Removing the power frame mounting brackets
The mounting brackets are used to fix the power frame and to protect the frame during transportation. To
ensure smooth installation, remove the mounting brackets from the power frame with a Phillips
screwdriver before you install the switch in the rack. A switch cannot be installed in a rack if the mounting
brackets are not removed.
Figure 9 Removing the power frame mounting brackets
NOTE:
Removal of power frame mounting brackets is not required for the S12504.
Installing a chassis air filter (optional)
Chassis air filters are installed at the air intake vents to prevent dust from entering the chassis. Chassis air
filters of the S12500 switches are optional. You can order them as needed.
If you have ordered chassis air filters, H3C recommends you to install the air filters before mounting the
switch to the rack.
• S12508—The air filter is located at the front of the chassis. For the installation procedures, see
"
Installing an air filter on an S12508 ."
• S12518—The air filter is located at the rear of the chassis. For the installation procedures, see
"
Installing an air filter on an S12518 ."
Installing an air filter on an S12508
1. Hold the notches of the front plastic panel at the bottom part of the chassis, and gently pull the
plastic panel out.