CHAINTECH COMPUTER COMPANY,LTD.

586SEM

Processor           Pentium
Processor Speed     75/90/100/120/133/150MHz
Chip Set            SIS
Max. Onboard DRAM   128MB
Cache               256/512/1024KB
BIOS                Award
Dimensions          275mm x 220mm
I/O Options         Parallel port, serial ports (2), 32-bit PCI slots (4),
                    green PC connector, floppy drive interface, IDE
                    interfaces (2), cache slot, VRM module
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  Serial port 1              J4        Power LED & keylock       J13

  Serial port 2              J5        Speaker                   J15

  Floppy drive               J6        Reset switch              J16
  interface

  Parallel port              J7        Turbo LED                 J17

  IDE interface 1            J8        IDE interface LED         J18

  IDE interface 2            J9        32-bit PCI slots       PCI1 - PCI4

  Green PC LED              J10        Cache slot                 S1

  Green PC connector        J11        VRM module                VRM

  Turbo switch              J12

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper          Position

  »   Turbo switch connector select           J12             Open
      high speed

      Turbo switch connector select           J12            Closed
      low speed

  »   PCI system clock ½                      JP8             Open

      PCI system clock 33MHz and 50Mhz        JP8            Closed

  »   Cache type select Asynchronous         JP12       pins 1 & 2 closed

      Cache type select Pipeline-Burst       JP12       pins 2 & 3 closed

  »   Factory configured - do not             VRM        pins 6 & 7, 21 &
      alter                                                 22 closed

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       2MB        (2) 256K x 36         NONE

       2MB             NONE        (2) 256K x 36

       4MB        (2) 256K x 36    (2) 256K x 36

       4MB        (2) 512K x 36         NONE

       4MB             NONE        (2) 512K x 36

       6MB        (2) 256K x 36    (2) 512K x 36

       6MB        (2) 512K x 36    (2) 256K x 36

       8MB         (2) 1M x 36          NONE

       8MB             NONE         (2) 1M x 36

       8MB        (2) 512K x 36    (2) 512K x 36

      10MB        (2) 256K x 36     (2) 1M x 36

      10MB         (2) 1M x 36     (2) 256K x 36

      12MB         (2) 1M x 36     (2) 512K x 36

      12MB        (2) 512K x 36     (2) 1M x 36

      16MB         (2) 1M x 36      (2) 1M x 36

      16MB         (2) 2M x 36          NONE

      16MB             NONE         (2) 2M x 36

      18MB        (2) 256K x 36     (2) 2M x 36

      18MB         (2) 2M x 36     (2) 256K x 36

      20MB        (2) 512K x 36     (2) 2M x 36

      20MB         (2) 2M x 36     (2) 512K x 36

      24MB         (2) 1M x 36      (2) 2M x 36

      24MB         (2) 2M x 36      (2) 1M x 36

      32MB         (2) 4M x 36          NONE

      34MB         (2) 4M x 36     (2) 256K x 36

      32MB             NONE         (2) 4M x 36

      32MB         (2) 2M x 36      (2) 2M x 36

      34MB        (2) 256K x 36     (2) 4M x 36

      36MB         (2) 4M x 36     (2) 512K x 36

      36MB        (2) 512K x 36     (2) 4M x 36

      40MB         (2) 1M x 36      (2) 4M x 36

      40MB         (2) 4M x 36      (2) 1M x 36

      48MB         (2) 4M x 36      (2) 2M x 36

      48MB         (2) 2M x 36      (2) 4M x 36

            DRAM CONFIGURATION (CON’T)

      Size            Bank 0           Bank 1

      64MB         (2) 4M x 36      (2) 4M x 36

      64MB         (2) 8M x 36          NONE

      64MB             NONE         (2) 8M x 36

      66MB        (2) 256K x 36     (2) 8M x 36

      66MB         (2) 8M x 36     (2) 256K x 36

      68MB        (2) 512K x 36     (2) 8M x 36

      68MB         (2) 8M x 36     (2) 512K x 36

      72MB         (2) 1M x 36      (2) 8M x 36

      72MB         (2) 8M x 36      (2) 1M x 36

      80MB         (2) 2M x 36      (2) 8M x 36

      80MB         (2) 8M x 36      (2) 2M x 36

      96MB         (2) 4M x 36      (2) 8M x 36

      96MB         (2) 8M x 36      (2) 4M x 36

      128MB        (2) 8M x 36      (2) 8M x 36

              CACHE CONFIGURATION

      Size          Bank 0           TAG

     256KB        (8) 32K x 8     (1) 8K x 8

     512KB        (8) 64K x 8    (1) 32K x 8

      1MB         (8) 128K x 8   (1) 32K x 8

                  CACHE JUMPER CONFIGURATION

        Size                 JP13                 JP14

        256KB          pins 1 & 2 closed   pins 1 & 2 closed

        512KB          pins 1 & 2 closed   pins 2 & 3 closed

         1MB           pins 2 & 3 closed   pins 2 & 3 closed

   CPU SPEED CONFIGURATION

  Speed      JP9       JP10

  75MHz     Closed    Closed

  90MHz     Closed     Open

  100MHz     Open     Closed

  120MHz    Closed     Open

  133MHz     Open     Closed

  150MHz    Closed     Open

       CPU VOLTAGE CONFIGURATION

   Type    JP18/A    JP18/B    JP18/C

   3.3v    Closed     Open      Open

   3.4v     Open     Closed     Open

   3.5v     Open      Open     Closed

   SYSTEM CLOCK CONFIGURATION

  Setting     JP19      JP20

   1.5x       Open      Open

    2x       Closed     Open

   2.5x      Closed    Closed

    3x        Open     Closed

             CACHE VOLTAGE CONFIGURATION

  Setting    JP11/A     JP11/B    JP11/C     JP11/D

    Mix      Closed     Closed     Open       Open

   3.3 v      Open       Open     Closed     Closed