
GIGA-BYTE TECHNOLOGY, INC.

GA-450

  Data bus:                32-bit, VL-bus

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

  Hard drive supported:    Four IDE (AT) Interface drives

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

[Image]

                            CONNECTIONS

                   Function                          Location

  34-pin control cable connector-floppy drive          CN1

  40-pin AT Interface (IDE) connector - IDE-0          CN2

  40-pin AT Interface (IDE) connector - IDE-1          CN3

  4-pin connector-Drive active LED                    JP101

                      INTERRUPT REQUEST CONFIGURATION

  Address    JP302/jumper    JP302/jumper    JP302/jumper    JP302/jumper
                  1               2               3               4

       5        closed          open            open            open

      12         open          closed           open            open

     14         open           open           closed           open

      15         open           open            open           closed

                               BIOS ADDRESS

      Address        JP303/jumper 1    JP303/jumper 2     JP303/jumper 3

         C800h            open             closed              open

         D000h            open              open              closed

        D800h            open             closed             closed

       Disabled           open              open               open

                        USER CONFIGURABLE SETTINGS

             Function                     Location            Setting

     Hard drive port address is       JP303/jumper 4          closed
      3F6, 3F7, 1F0-1F7h

      Hard drive port address is       JP303/jumper 4           open
      376, 377, 170-177h

     Floppy drive enabled             JP303/jumper 5          closed

      Floppy drive disabled            JP303/jumper 5           open

     Normal operation enabled         JP303/jumper 6          closed

      Test mode enabled                JP303/jumper 6           open

     CPU speed is 50MHz               JP303/jumper 7           open

      CPU speed is 33MHz               JP303/jumper 7          closed

