H3C Technologies H3C S12500 Series Switches - Manual (Page 11)

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Figure 10 Installing a PEM
The procedures for installing an AC power module are similar to installing a DC power module. For more
information, see “
Installing a DC power module .”
Installing a fan tray
NOTE:
The S12504 has one fan tray. Each of the S12508 and the S12518 has two fan trays. They are installed
in the same way.
To install a fan tray:
1. Remove the blank panel from the slot to be used.
2. Lift the fan tray and push it into the slot until it is firmly seated in the slot.
3. Fasten the captive screws on the front panel of the fan tray.