D-LINK DT-620 NIC Type Token Ring Transfer Rate 4/16Mbps Data Bus Parallel Topology Ring Wiring Type Shielded twisted pair Unshielded twisted pair Boot ROM Not available [Image] DIAGNOSTIC LED(S) LED Color Status Condition LED1 Yellow On (before loading Power on driver) LED1 Yellow On (after loading 4Mbps driver) LED1 Yellow Off Power off LED2 Yellow On (after loading 16Mbps driver) LED2 Yellow Off Power off or 16Mbps not selected