5.2.1 Cabling
5.3 Diagnosing POE problems
5.3.1 No Power Forward
¾Make sure your PD device comply with IEEE 802.3af standard, the 8 10/100TX plus One Exp. slot unmanaged POE switch only support the IEEE 802.3af compliant PD.
¾The POE switch uses the signal power pair to forward power, the data and the power is traverse the pin. Please, check the documentation for your PD device to make sure the power pair it uses. The following table is the signal power pair
Pin | Signal / Name |
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1 | RX+ / VCC - |
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2 | |
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3 | TX+ / VCC + |
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4 | NC |
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5 | NC |
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6 | |
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7 | NC |
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8 | NC |
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