100Base-T Connector (Cn1, Cn4, Cn5); Network Boot (Optional For Used Rtl8139 Or Intel 82559 Ethernet Chip); Table 2-14 Lan Controller Power Select (J12) - Advantech PCM-9576F User Manual

2.20.1 100Base-T connector (CN1, CN4, CN5)

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The PCM-9576F provides 3 ethernet interfaces. They are CN1 (1st lan),
CN4 (2nd lan) and CN5 (3rd lan). When users only use one ethernet
interface, they have to use the 1st lan interface (CN1).
100Base-T connects to the PCM-9576F via an adapter cable to a 10-pin
polarized header (CN1, CN4, CN5). For 10/100Base-T RJ-45 operation,
an adapter cable converting CN1, CN4, CN5 into a standard RJ-45 jack
is required.
2.20.2 Network boot (Optional for Used RTL8139 or
Intel 82559 Ethernet chip)
The Network Boot feature can be utilized by incorporating the Boot
ROM image files for the appropriate network operating system. The
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