MACNET
SE470E (VER. A)
| 
 NIC Type:  | 
 Ethernet  | 
| 
 Transfer Rate:  | 
 10Mbps  | 
| 
 Data Bus:  | 
 32-bit SE Processor direct slot (Apple)  | 
| 
 Topology:  | 
 Linear Bus Star  | 
| 
 Wiring Type  | 
 AUI transceiver via DB-15 port RG-58A/U 50ohm coaxial Shielded/Unshielded twisted pair  | 
| 
 Boot ROM  | 
 Available  | 
| 
 CABLE TYPE  | |
| 
 Type  | 
 SW1  | 
| 
 AUI transceiver via DB-15 port  | 
 Position 2  | 
| 
 RG-58A/U 50ohm coaxial  | 
 Position 3  | 
| 
 Shielded/unshielded twisted pair  | 
 Position 1  | 
| 
 ON-BOARD RAM  | ||
| 
 Setting  | 
 JP1  | |
| » | 
 64KB  | 
 Closed  | 
| 
 16KB  | 
 Open  | |
| 
 Note:The location of JP1 is not specified in manufacturer’s documentation.  | ||
| 
 BOOT ROM  | |||
| 
 Setting  | 
 JP2  | 
 JP3  | |
| » | 
 27128 ROM chip installed  | 
 Closed  | 
 N/A  | 
| 
 27256 ROM chip installed  | 
 Open  | 
 N/A  | |
| » | 
 74LS471 ROM chip installed  | 
 N/A  | 
 Closed  | 
| 
 PJ2 ROM chip installed  | 
 N/A  | 
 Open  | |
| 
 Note:The locations of JP2 and JP3 are not specified in manufacturer’s documentation.  | |||
| 
 DIAGNOSTIC LEDS  | |||
| 
 LED  | 
 Color  | 
 Status  | 
 Condition  | 
| 
 LED 1  | 
 Green  | 
 On  | 
 Data is being transmitted or received  | 
| 
 LED 1  | 
 Green  | 
 Off  | 
 Data is not being transmitted or received  | 
| 
 LED 2  | 
 Red  | 
 On  | 
 Twisted pair network connection is good  | 
| 
 LED 2  | 
 Red  | 
 Off  | 
 Twisted pair network connection is broken  |