Table 1: Twisted Pair Cable for the 10/100/1000Base-T Ports ...........................................................................................26

Table 2: IEEE Powered Device Classes ..............................................................................................................................28

Table 3: Twisted Pair Cable Requirements for the 10/100Base-TX Ports at 10 or 100Mbps ..............................................28

Table 4: Twisted Pair Cable Requirements for the 10/100/1000Base-T Ports at 1000Mbps ..............................................29

Table 5: LEDs on the AT-x510-28GTX, AT-x510L-28GT, AT-x510-52GTX, and AT-x510L-52GT .....................................36

Table 6: LEDs on the 10/100/1000Base-T Ports on the AT-x510-28GPX, AT-x510L-28GP, AT-x510-52GPX, and

AT-x510L-52GP Switches ...................................................................................................................................................37

Table 7: SFP Slot LEDs on the AT-x510-28GSX and AT-x510-28GSX-80 Switches .........................................................39

Table 8: SFP+ Slot LEDs .....................................................................................................................................................40

Table 9: Stacking Slot LEDs ................................................................................................................................................41

Table 10: Stacking Transceivers .........................................................................................................................................52

Table 11: Operating Distances of the AT-StackOP/0.3 Transceiver ...................................................................................68

Table 12: Product Dimensions ...........................................................................................................................................129

Table 13: Product Weights ................................................................................................................................................130

Table 14: Ventilation Requirements ...................................................................................................................................130

Table 15: Environmental Specifications .............................................................................................................................131

Table 16: Maximum Power Consumption ..........................................................................................................................131

Table 17: Input Voltages ....................................................................................................................................................132

Table 18: Product Certifications .........................................................................................................................................133

Table 19: Pin Signals for 10 and 100 Mbps .......................................................................................................................134

Table 20: Pin Signals for 1000 Mbps .................................................................................................................................134

Table 21: RJ-45 Style Serial Console Port Pin Signals .....................................................................................................135

Table 22: Fiber Optic Port Specifications for the AT-StackOP/0.3 Module .......................................................................136

Table 23: Fiber Optic Port Specifications for the AT-StackOP/9.0 Transceiver ................................................................137

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