H3C Technologies H3C S7500E Series Switches - Manual (Page 91)

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2. Make sure the PoE system can provide enough power for all attached PDs. For information about
the maximum PoE power consumption, see "Appendix A Hardware specifications."
3. Verify that the cable that connects the switch to the PD is a straight-through cable.
4. Make sure PoE-related configurations are correct. For how to configure PoE, see the related
configuration guide.
5. If the failure persists, contact the local agents or technical support engineers.
Technical support
If the failures still exist, contact the agents or technical support engineers. Before contacting the customer
service, prepare the following information to help the agents solve the problem as quickly as possible:
• Arrival time of the switch
• Serial number of the chassis (located on a label on the right of the rear panel)
• Software version
• Maintenance agreement or warranty card
• Brief problem description
• Brief explanation of the troubleshooting measures that have been taken
You can contact the customer service through the H3C website, or email.
Website:
http://www.h3c.com
E-mail: [email protected]