GIGA-BYTE TECHNOLOGY, INC.

GA-500

NIC Type:      Ethernet
Transfer Rate: 10Mbps
Data Bus:      32-bit VESA local bus
Topology:      Linear Bus

               Star
Wiring Type    Unshielded twisted pair

               RG58A/U 50ohm coaxial

               AUI transceiver via DB-15 port
Boot ROM       Available

[Image]

                     I/O ADDRESS

  Address      J1         J2        JP3        JP5

   300h       off        off        on         on

   320h        on        off        on         off

   340h       off         on        off        on

   360h        on         on        off        off

                  BOOT ROM ADDRESS

  Address        J3            J4            J5

  C8000h        off            off           off

  CC000h         on            off           off

  D0000h        off            on            off

  D4000h         on            on            off

  D8000h        off            off           on

  DC000h         on            off           on

  C4000h        off            on            on

  E0000h         on            on            on

                          INTERRUPT SELECT - JP6

   IRQ      A       B        C       D       E       F       G       H

  IRQ2      on     off      off     off     off     off     off     off

  IRQ3     off      on      off     off     off     off     off     off

  IRQ4     off     off      on      off     off     off     off     off

  IRQ5     off     off      off     on      off     off     off     off

  IRQ10    off     off      off     off     on      off     off     off

  IRQ11    off     off      off     off     off     on      off     off

  IRQ12    off     off      off     off     off     off      on     off

  IRQ15    off     off      off     off     off     off     off      on

        BOOT ROM

  Setting       JP4

  Enabled     closed

  Disabled     open

                           DIAGNOSTIC LEDS

    LED      Color       Status                 Condition

    D1      unknown        on        Network connected successfully

    D1      unknown       off           Network is not connected

    D2      unknown     blinking           Collision detected

    D3      unknown     blinking         Data is being received

    D4      unknown     blinking        Data is being transmitted

                       MISCELLANEOUS TECHNICAL NOTES

       Do not alter jumper J6, it is factory configured in the closed
                                 position.