STANDARD MICROSYSTEMS CORPORATION

SMC 4004-PC

  Data bus:                  8-bit, ISA

  Size:                      Half-length, full-height card

  Hard drive supported:      Two MFM ST506/412 drives

  Floppy drives supported:   None

[Image]

                           CONNECTIONS

                  Function                        Location

  34-pin control cable connector-hard drive          CN1

  20-pin data cable connector-drive 0                CN2

  20-pin data cable connector-drive 1                CN3

                        DRIVE 1 CONFIGURATION - SW1

  Type   Capacity   Heads   Cylinders   Jumper   Jumper   Jumper   Jumper
                                          6        7       10        11

   0       5MB       2        306       closed   closed   closed   closed

   1      20MB       8        375       open     closed   closed   closed

   2      15MB       6        306       closed   open     closed   closed

   3      10MB       4        306       open     open     closed   closed

  4*       5MB       2        306       closed   closed   open     closed

   5      30MB       5        637       open     closed   open     closed

   6      20MB       4        612       closed   open     open     closed

  7**     20MB       4        612       open     open     open     closed

  Note:*Type 4 is Buffered Seek Version of Type 0.

  **Type 7 is a Precomp Version of Type 6.

                        DRIVE 0 CONFIGURATION - SW1

  Type   Capacity   Heads   Cylinders   Jumper   Jumper   Jumper   Jumper
                                          8        9       12        13

   0       5MB       2        306       closed   closed   closed   closed

   1      20MB       8        375       open     closed   closed   closed

   2      15MB       6        306       closed   open     closed   closed

   3      10MB       4        306       open     open     closed   closed

  4*       5MB       2        306       closed   closed   open     closed

   5      30MB       5        637       open     closed   open     closed

   6      20MB       4        612       closed   open     open     closed

  7**     20MB       4        612       open     open     open     closed

  Note:*Type 4 is Buffered Seek Version of Type 0.

  **Type 7 is a Precomp Version of Type 6.

x

                         BIOS ADDRESS

    Address      SW1/jumper 1    SW1/jumper 2    SW1/jumper 5

    Disabled          N/A             N/A            open

     C800h          closed           open           closed

     CA00h           open           closed          closed

                  I/O ADDRESS

    Address       SW1/jumper 3   SW1/jumper 4

      320h           open            open

      324h           open           closed

      328h          closed           open

      32Ch          closed          closed