H3C Technologies H3C S5830 Series Switches - Manual (Page 33)

35 ). The receptacle is foolproof. If you cannot insert the plug into the receptacle, re-orient the plug
rather than use excessive force to push it in.
2. Use a cable tie to secure the power cord to the handle of the power module, as shown in Figure
34 .
3. Connect the other end of the power cord to the DC power source.
Figure 35 Connecting the DC power cord
Installing/removing an interface card
The S5830-52SC switch provides an expansion interface slot covered with a filler panel. For the interface
card available for the switch, see "
Appendix B FRUs and compatibility matrixes ."
Installing an interface card
1. Wear an ESD-preventive wrist strap, ensure a good skin contact and make sure the ESD-preventive
wrist strap is properly grounded.
2. Loosen the mounting screws on the filler panel over the interface card slot at the front panel with a
Phillips screwdriver and remove the filler panel.
Put away the removed filler panel for future use.
Figure 36 Removing the filler panel over an interface card slot
3. Unpack the interface card. Squeezing the mounting screws on the interface card, gently push the
interface card in along the slot guide rails until the interface card has close contact with the switch.
4. Tighten the captive screws with a Phillips screwdriver to fix the interface card.
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