ACCTON TECHNOLOGY CORPORATION

RINGPAIR-4/16 (TR1605)

NIC Type      Token-Ring
Transfer Rate 4/16Mbps
Data Bus      16-bit ISA
Topology      Ring
Wiring Type   Shielded twisted pair

              Unshielded twisted pair
Boot ROM      Available

[Image]

                               BOOT ROM SIZE

           Size                     JP1                      JP3

  »          32KB            Pins 2 & 3 Closed        Pins 2 & 3 Closed

             64KB            Pins 1 & 2 Closed        Pins 1 & 2 Closed

                                 BOOT ROM

                Setting                                 JP2

  »               Disabled                       Pins 1 & 2 Closed

                   Enabled                       Pins 2 & 3 Closed

                                DMA CHANNEL

    Channel       JP4A      JP4B      JP4C      JP7A     JP7B      JP7C

  »     DMA5      Open      Open     Closed     Open     Open     Closed

        DMA6      Open     Closed     Open      Open    Closed     Open

        DMA7     Closed     Open      Open     Closed    Open      Open

      Disabled    Open      Open      Open      Open     Open      Open

                                    INTERRUPT REQUEST

   IRQ     JP5A     JP5B     JP5C     JP5D    JP5E     JP5F     JP5G     JP5H     JP5I

  »   3   Closed    Open     Open     Open    Open     Open     Open     Open     Open

      4    Open    Closed    Open     Open    Open     Open     Open     Open     Open

      5    Open     Open    Closed    Open    Open     Open     Open     Open     Open

      6    Open     Open     Open    Closed   Open     Open     Open     Open     Open

      7    Open     Open     Open     Open    Closed   Open     Open     Open     Open

      9    Open     Open     Open     Open    Open     Closed   Open     Open     Open

      10   Open     Open     Open     Open    Open     Open     Closed   Open     Open

      11   Open     Open     Open     Open    Open     Open     Open     Closed   Open

      12   Open     Open     Open     Open    Open     Open     Open     Open    Closed

                            COMPATIBILITY MODE

      Option           JP6A          JP6B          JP6C          JP6D

  »    Select 0       Closed         Open          Open          Open

       Select 1        Open         Closed         Open          Open

       Select 2        Open          Open         Closed         Open

       Select 3        Open          Open          Open         Closed

  Note:If the card fails to run after eliminating all other possible
  problems, use one of the optional settings.

                       I/O BASE ADDRESS AND BOOT ROM ADDRESS

   I/O Address      32KB ROM        64KB ROM       JP8A     JP8B    JP8C     JP8D

                     Address         Address

  »   0A20-0A31h  C0000h-CFFFFh   C0000h-C7FFFh   Closed    Open    Open     Open

      1A20-1A31h  D0000h-DFFFFh   C8000h-CFFFFh    Open    Closed   Open     Open

      2A20-2A31h       N/A        D0000h-D7FFFh    Open     Open    Closed   Open

      3A20-3A31h       N/A        D8000h-DFFFFh    Open     Open    Open     Closed

                               NETWORK SPEED

                 Speed                                 JP9

  »                16Mbps                       Pins 2 & 3 Closed

                   4Mbps                        Pins 1 & 2 Closed

                                CABLE TYPE

             Type                  JP10A & JP10B         JP11A & JP11B

  »    Shielded twisted pair           Open                  Open

      Unshielded twisted pair         Closed                Closed

                             DIAGNOSTIC LED(S)

     LED         Color         Status                 Condition

    LED1         Green           On          Link is correctly configured
                                                and running at 16Mbps

    LED1          Red            On          Link is correctly configured
                                                and running at 4Mbps