
RELIALOGIC CORPORATION PRIVATE, LTD.

XIRLINK, INC.

XL-525/XL-521

  Data bus:                32-bit, VL-bus

  Size:                    Three/quarter-length, full-height card

  Hard drive supported:    Up to seven SCSI devices

  Floppy drives            Two 360KB, 720KB, 1.2MB or 1.44MB drives
  supported:

[Image]

                                CONNECTIONS

                     Function                              Location

  50-pin SCSI connector - internal                            J1

  34-pin control cabled connector - floppy drive 1            J2

  34-pin control cabled connector - floppy drive 0            J3

  10-pin serial port 1                                        J4

  10-pin serial port 2                                        J5

  26-pin parallel port connector                              J6

  Game port                                                   J7

  4-pin connector - drive active LED                         JP19

  50-pin SCSI connector - external                            P1

                        USER CONFIGURABLE SETTINGS

               Function                   Location           Setting

      Active termination enabled            JP2               Open

      Active termination disabled           JP2              Closed

     Floppy drive enabled                  JP6         Pins 1 & 2 closed

      Floppy drive disabled                 JP6         Pins 2 & 3 closed

     Game port enabled                     JP13             Closed

      Game port disabled                    JP13              Open

     Parallel port IRQ7 selected           JP14        Pins 2 & 3 closed

      Parallel port IRQ5 selected           JP14        Pins 1 & 2 closed

  Note:The location of JP2 is not specified in manufacturers
  documentation.

                       MEMORY AND I/O ADDRESS - JP3

     Memory        I/O Address     Jumper A      Jumper B      Jumper C
    Address

    Disabled          140h          Closed        Closed        Closed

    Disabled          150h           Open         Closed        Closed

     C800h            160h          Closed         Open         Closed

     CC00h            170h           Open          Open         Closed

     D000h            140h          Closed        Closed         Open

     D400h            150h           Open         Closed         Open

     D800h            160h           Open          Open         Closed

     DC00h            170h           Open          Open          Open

                          INTERRUPT SELECT - JP5

      IRQ        Jumper A    Jumper B   Jumper C    Jumper D    Jumper E

      IRQ11       Open        Open       Open       Closed       Open

       IRQ10       Open        Open       Open        Open       Closed

       IRQ12       Open        Open      Closed       Open        Open

       IRQ14      Closed       Open       Open        Open        Open

       IRQ15       Open       Closed      Open        Open        Open

                    SERIAL PORT 1 CONFIGURATION - JP16

         COM/Address                Jumper A               Jumper B

           COM1/3F8h           Pins 1 & 2 closed     Pins 1 & 2 closed

            COM2/2F8h           Pins 1 & 2 closed     Pins 2 & 3 closed

            COM3/338h           Pins 2 & 3 closed     Pins 1 & 2 closed

             Disabled           Pins 2 & 3 closed     Pins 2 & 3 closed

                    SERIAL PORT 2 CONFIGURATION - JP17

         COM/Address                Jumper A               Jumper B

           COM2/2F8h           Pins 1 & 2 closed     Pins 1 & 2 closed

            COM1/3F8h           Pins 1 & 2 closed     Pins 2 & 3 closed

            COM4/238h           Pins 2 & 3 closed     Pins 1 & 2 closed

             Disabled           Pins 2 & 3 closed     Pins 2 & 3 closed

                    SERIAL PORTS 1 & 2 INTERRUPT SELECT

         Port 1                Port 2                    JP15

           IRQ4                IRQ3           Pins 1 & 2, 3 & 4 closed

            IRQ3                IRQ4           Pins 1 & 3, 2 & 4 closed

              PARALLEL PORT CONFIGURATION - JP18

       Address             Jumper A             Jumper B

        278h           Pins 1 & 2 closed    Pins 1 & 2 closed

        378h           Pins 1 & 2 closed    Pins 2 & 3 closed

        3BCh           Pins 2 & 3 closed    Pins 1 & 2 closed

      Disabled         Pins 2 & 3 closed    Pins 2 & 3 closed

