MADGE NETWORKS, LTD.

Smart 16/4 PC Ringnode

NIC Type      Token-Ring
Transfer Rate 4/16Mbps
Data Bus      8-bit ISA
Topology      Ring
Wiring Type   Unshielded twisted pair

              Shielded twisted pair
Boot ROM      Available

[Image]

                   I/O BASE ADDRESS AND BOOT ROM ADDRESS

      I/O Address         Boot ROM Address        SW1/1         SW1/2

  »      0A20-0A2Fh         CC000-CDFFFh           On             On

         1A20-1A2Fh         DC000-DDFFFh           Off            On

         2A20-2A2Fh         CE000-CFFFFh           On            Off

         3A20-3A2Fh         DE000-DFFFFh           Off           Off

                                 BOOT ROM

                 Setting                               SW1/3

  »                Disabled                             Off

                   Enabled                               On

                             INTERRUPT REQUEST

      IRQ           SW1/4          SW1/5         SW1/6          SW1/7

         2           Off            Off           Off             On

         3           Off            Off            On            Off

  »      5           Off            On            Off            Off

         7           On             Off           Off            Off

                           NETWORK SEGMENT SPEED

                Setting                                SW1/8

  »                 4Mbps                               On

                   16Mbps                               Off

  Note:All cards on the network segment must have this option set the
  same.

                                CABLE TYPE

                Type                            LB1 Orientation

   Unshielded twisted pair (RJ-45                  Option 0
               jack)

     Shielded twisted pair (DB-9                   Option 1
             connector)

  Note:Ensure that the header block completely covers all pins on the
  base.