
BIOSTAR MICROTECH INTERNATIONAL CORPORATION

MB-8500TVR

Processor           CX M1/AM K5/Pentium
Processor Speed     75/90/100/120/133/150/166/180/200MHz
Chip Set            Unidentified
Video Chip Set      None
Maximum Onboard     128MB (EDO supported)
Memory
Maximum Video       None
Memory
Cache               256/512KB
BIOS                AMI
Dimensions          285mm x 220mm
I/O Options         32-bit PCI slots (3), floppy drive interface, green PC
                    connector, IDE interfaces (2), parallel port, PS/2
                    mouse interface, serial ports (2), VGA interface, cache
                    slot, IR connector, USB connector
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                 Location

  PS/2 mouse                J1        IR connector               J15
  interface                           (optional)

  VGA interface             J6        Speaker                J16 pins 1 -
                                                                  4

  Floppy drive              J7        Power LED & keylock    J16 pins 5 -
  interface                                                       9

  IDE interface 1           J8        Turbo LED             J16 pins 10 &
                                                                 11

  USB connector             J9        Reset switch          J16 pins 12 &
                                                                 13

  erial port 1             J10        Green PC connector    J16 pins 17 &
                                                                 18

  Serial port 2            J11        IDE interface LED     J16 pins 20 &
                                                                 21

  Parallel port            J12        +5v ground            J16 pins 25 &
                                                                 26

  IDE interface 2          J13        32-bit PCI slots        PC1 - PC3

  Chassis fan power        J14        Cache slot                 SL1

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     CMOS memory normal operation         JP12              Open

      CMOS memory clear                    JP12             Closed

      Flash BIOS voltage select 12v        JP13        Pins 2 & 3 closed

      Flash BIOS voltage select 5v         JP13        Pins 1 & 2 closed

     Factory configured - do not          JP16          Unidentified
      alter

                  DIMM/DRAM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 2

      8MB           None           None       (1) 1M x 64

      8MB       (2) 1M x 36        None          None

     16MB           None           None       (1) 2M x 64

     16MB       (2) 2M x 36        None          None

     16MB       (2) 1M x 36    (2) 1M x 36       None

     24MB       (2) 2M x 36    (2) 1M x 36       None

     32MB           None           None       (1) 4M x 64

     32MB       (2) 4M x 36        None          None

     32MB       (2) 2M x 36    (2) 2M x 36       None

     40MB       (2) 4M x 36    (2) 1M x 36       None

     48MB       (2) 4M x 36    (2) 2M x 36       None

     64MB           None           None       (1) 8M x 64

     64MB       (2) 8M x 36        None          None

     64MB       (2) 4M x 36    (2) 4M x 36       None

     72MB       (2) 8M x 36    (2) 1M x 36       None

     80MB       (2) 8M x 36    (2) 2M x 36       None

     96MB       (2) 8M x 36    (2) 4M x 36       None

     128MB      (2) 8M x 36    (2) 8M x 36       None

  Note: Board accepts EDO memory.

        DIMM VOLTAGE CONFIGURATION

       Voltage               JP9

        3.3v          Pins 2 & 3 closed

         5v           Pins 1 & 2 closed

                            CACHE CONFIGURATION

       Size            Bank 0               SL1                 TAG

    256KB (A)       (2) 32K x 32       Not installed        (1) 8K x 8

    256KB (B)           None            256KB module           None
                                         installed

    512KB (A)       (2) 32K x 32        256KB module        (1) 8K x 8
                                         installed

    512KB (B)       (2) 64K x 32       Not installed        (1) 32K x 8

    512KB (C)           None            512KB module           None
                                         installed

  CACHE JUMPER CONFIGURATION

     Size            JP11

   256KB (A)         Open

   256KB (B)         Open

   512KB (A)        Closed

   512KB (B)        Closed

   512KB (C)        Closed

                        CPU SPEED SELECTION (CYRIX)

  CPU speed     Clock       Multiplier        JP1        JP2       JP6
                speed

   120MHz       50MHz           2x          Closed      Open      1 & 2,
                                                                  3 & 4

   133MHz       55MHz           2x          Closed      Open       Open

   150MHz       60MHz           2x          Closed      Open      1 & 2

   166MHz       66MHz           2x          Closed      Open      3 & 4

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION (AMD)

  CPU speed      Clock      Multiplier        JP1         JP2       JP6
                speed

    75MHz       50MHz          1.5x           Open       Open      1 & 2,
                                                                   3 & 4

    90MHz       60MHz          1.5x           Open       Open      1 & 2

   100MHz       66MHz          1.5x           Open       Open      3 & 4

   120MHz       60MHz          1.5x           Open       Open      1 & 2

   133MHz       66MHz          1.5x           Open       Open      3 & 4

   150MHz       60MHz           2x           Closed      Open      1 & 2

   166MHz       66MHz           2x           Closed      Open      3 & 4

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

  CPU speed     Clock      Multiplier        JP1         JP2        JP6
                speed

   75MHz        50MHz         1.5x           Open        Open      1 & 2,
                                                                   3 & 4

   90MHz        60MHz         1.5x           Open        Open      1 & 2

   100MHz       66MHz         1.5x           Open        Open      3 & 4

   120MHz       60MHz          2x           Closed       Open      1 & 2

   133MHz       66MHz          2x           Closed       Open      3 & 4

   150MHz       60MHz         2.5x          Closed      Closed     1 & 2

   166MHz       66MHz         2.5x          Closed      Closed     3 & 4

   180MHz       60MHz          3x            Open       Closed     1 & 2

   200MHz       66MHz          3x            Open       Closed     3 & 4

  Note: Pins designated should be in the closed position.

  CPU VOLTAGE SELECTION (SINGLE)

     Voltage            JP8

      3.4v             Closed

      3.5v              Open

       CPU VOLTAGE SELECTION (DUAL)

  Voltage    V core      JP7        JP8

   3.4v       2.6v      Closed    Closed

   3.4v       2.9v       Open     Closed

   3.5v       2.6v      Closed     Open

   3.5v       2.9v       Open      Open

