3COM CORPORATION
ETHERLINK II (3C503; ASSY.#7920)
| 
 NIC Type  | 
 Ethernet  | 
| 
 Transfer Rate  | 
 10Mbps  | 
| 
 Data Bus  | 
 8-bit ISA  | 
| 
 Topology  | 
 Star  | 
| 
 Wiring Type  | 
 RG58A/U 50ohm coaxial AUI transceiver via DB-15 port  | 
| 
 Boot ROM  | 
 Available  | 
| 
 BOOT ROM ADDRESS  | ||||||
| 
 Address  | 
 JP7A  | 
 JP7B  | 
 JP7C  | 
 JP7D  | 
 JP7E  | |
| » | 
 Disabled  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 C8000h  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 CC000h  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 D8000h  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 DC000h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | |
| 
 I/O BASE ADDRESS  | |||||||||
| 
 Address  | 
 JP8A  | 
 JP8B  | 
 JP8C  | 
 JP8D  | 
 JP8E  | 
 JP8F  | 
 JP8G  | 
 JP8H  | |
| 
 250h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 280h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 2A0h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 2E0h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | |
| » | 
 300h  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 310h  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 330h  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 350h  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |