Ethernet Cable 49
Table 18 Straight-through Network Cable Pinouts
Signal | Category 5 | Signal Direction | ||
twisted pair | ||||
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1 | TX+ | White (Orange) | 1 | |
2 | TX- | Orange | 2 | |
3 | RX+ | White (Green) | <— | 3 |
4 | - | Blue | - | 4 |
5 | - | White (Blue) | - | 5 |
6 | RX- | Green | <— | 6 |
7 | - | White (Brown) | - | 7 |
8 | - | Brown | - | 8 |
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Table 19 Crossover Network Cable Pinouts |
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| Category 5 |
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Signal | Twisted Pair | Signal Direction | ||
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1 | TX+ | White (Orange) | 3 | |
2 | TX- | Orange | 6 | |
3 | RX+ | White (Green) | <— | 1 |
4 | - | Blue | - | 4 |
5 | - | White (Blue) | - | 5 |
6 | RX- | Green | <— | 2 |
7 | - | White (Brown) | - | 7 |
8 | - | Brown | - | 8 |
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You can use the table as a reference while distinguishing or preparing the two kinds of Ethernet cables. While preparing the Ethernet cables, follow the chromatogram given in this table to arrange the wires. Otherwise, communication quality will be affected even though the equipment at two ends is connected.