Installing A Power Module - H3C WX5540H Installation Manual

Figure 22 Connecting an optical fiber
5. Power on the device, and examine the SFP port LEDs:
If the LED is on, a fiber link has been set up.
If the LED is off, no link has been set up. The reason might be wrong connection of the Tx and
Rx ends. Connect the Tx and Rx ends at one end of the fiber again.

Installing a power module

CAUTION:
Do not install an AC power module and a DC power module on the same device.
1. Remove the filler panel (if any) from the slot where you want to install a power module with a
Phillips screwdriver.
Keep the remove filler panel for future use.
2. Holding the handle of the power module with one hand and supporting the bottom of the power
module with another hand, push the power module into the slot along the guide rails until the
power module is completely inserted.
3. Use a Phillips screwdriver to fasten the captive screws on the power module.
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