RMT SYSTEMS, INC.

RMT2001-F2H2

Data bus: 8-bit, ISA

Size: Full-length, full-height card

Hard drives supported: Two MFM ST506/ST412 drives (5MB to 140MB)

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

Maximum heads/cyl.: 16 heads and 1024 cylinders

[Image]

                           CONNECTIONS

                  Function                        Location

  34-pin control cable connector-hard drive          J1

  20-pin data cable connector-drive 0                J2

  20-pin data cable connector-drive 1                J3

  34-pin data cable connector-floppy drive           J4

                        USER CONFIGURABLE SETTINGS

              Function                     Location           Setting

  »   Drive 0 has 8 heads or less            JP1             pins 4 & 6
                                                               closed

      Drive 0 has more than 8 heads          JP1             pins 2 & 4
                                                               closed

  »   Drive 1 has 8 heads or less            JP1             pins 1 & 3
                                                               closed

      Drive 1 has more than 8 heads          JP1             pins 3 & 5
                                                               closed

  »   Single speed floppyDrive               JP2                open
      (Dual-speed not supported)

  »   Hard drive port address            JP3/jumper 1          closed
      1F0-1F7h

      Hard drive port address            JP3/jumper 1           open
      170-177h

  »   Floppy drive port address          JP3/jumper 2          closed
      3F0-3F7h

      Floppy drive port address          JP3/jumper 2           open
      370-377h

  »   Factory configured - do not        JP3/jumper 3           open
      alter

  »   Factory configured - do not        JP3/jumper 4           open
      alter

  »   Hard Drive Interrupt is IRQ5           JP4             pins 1 & 2
                                                               closed

      Hard Drive Interrupt is IRQ2           JP4             pins 2 & 3
      (Not supported)                                          closed

  »   Select IRQ6                      JP5/jumpers 1-6         closed

  »   Select DMA Channel 2             JP6/jumpers 1-6         closed

  Note: JP3/jumpers 3 and 4 allows you to use one EPROM for both BIOS's.
  Closing JP3/3 connects A13 to socket U12 (pin 26)

  Closing JP3/4 redirects the hard drive BIOS select to socket U12 (pin
  27)

                 BIOS ADDRESS

    Address       JP3/jumper 5   JP3/jumper 6

     CC00h          closed           open

     CE00h           open           closed

                              HARD DRIVE TYPE

            HARD DRIVE 0     HARD DRIVE 1

  HD Type   SW1/switch 5     SW1/switch 6     SW1/switch 7   SW1/switch 8

    1          closed           closed          closed          closed

    2           open            closed           open           closed

    3          closed            open           closed           open

    4           open             open            open            open

                             FLOPPY DRIVE TYPE

            FLOPPY DRIVE 1   FLOPPY DRIVE 2

   Type      SW1/switch 1     SW1/switch 2    SW1/switch 3   SW1/switch 4

   360KB         open             open            open           open

   1.2MB         open            closed           open          closed

   720KB        closed            open           closed          open

  1.44MB        closed           closed          closed         closed

                        HARD DRIVE TYPES SUPPORTED

   DRIVE      HEADS       CYLINDERS      RWC       PRECOMP.     STEP RATE
   TYPE

     1          6            640         210          210        18 m s

     2          6            820         none         410        18 m s

     3          5            733         none         367        18 m s

     4          4            615         none         307        30 m s