
M TECHNOLOGY, INC.

R526 PENTIUM PCI/ISA MTI-526

Processor            CX M1/Pentium
Processor Speed      75/80/90/100/120/133/150/166MHz
Chip Set             SIS
Video Chip Set       None
Maximum Onboard      512MB (EDO supported)
Memory
Maximum Video Memory 1MB
Cache                256/512/1024KB
BIOS                 Award
Dimensions           330mm 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)
NPU Options          None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Serial port 2              CN1       Speaker                     J2

  Serial port 1              CN2       Turbo switch                J3

  PS/2 mouse interface       CN3       Turbo LED                   J4

  Floppy drive interface     CN4       Reset switch                J5

  IDE interface 2            CN5       Green PC connector          J6

  IDE interface 1            CN6       IDE interface LED 1         J7

  Parallel port              CN7       IDE interface LED 2         J8

  Power LED & keylock         J1       32-bit PCI slots         PC1 - PC3

                        USER CONFIGURABLE SETTINGS

                  Function                      Label        Position

     Pipeline address disabled                 JP32         Pins 1 & 2
                                                              closed

      Pipeline address enabled (only if         JP32         Pins 2 & 3
      burst cache is installed)                               closed

     Cache type select write back              JP33         Pins 1 & 2
                                                              closed

      Cache type select write through           JP33         Pins 2 & 3
                                                              closed

     CMOS memory normal operation              JP36         Pins 1 & 2
                                                              closed

      CMOS memory clear                         JP36         Pins 2 & 3
                                                              closed

      Monitor type select CGA                   JP45          Closed

      Monitor type select                       JP45           Open
      EGA/VGA/monochrome

     Flash BIOS mode select normal             JP55         Pins 2 & 3
      operation                                               closed

      Flash BIOS mode select programming        JP55         Pins 1 & 2
      mode                                                    closed

                           DRAM CONFIGURATION 1

          Size                    Bank 0                   Bank 1

           4MB                  (4) 1M x 9                  None

           4MB                     None                 (1) 1M x 36

          16MB                  (4) 4M x 9                  None

          16MB                     None                 (1) 4M x 36

          32MB                 (4) 16M x 9                  None

          32MB                     None                 (1) 16M x 36

            Note: Bank 0 = SIMM 5, 6, 7 & 8. Bank 1 = SIMM 1 or 2. Board
            accepts EDO memory. Board also accepts x 32 SIMMS.

                     DRAM CONFIGURATION 2

      Size          Bank 0          Bank 1          Bank 2

      24MB        (2) 1M x 36     (2) 1M x 36     (8) 1M x 9

      32MB        (2) 2M x 36     (2) 1M x 36     (8) 1M x 9

      48MB        (2) 1M x 36     (2) 1M x 36     (8) 4M x 9

      48MB        (2) 4M x 36     (2) 1M x 36     (8) 1M x 9

      56MB        (2) 2M x 36     (2) 1M x 36     (8) 4M x 9

      72MB        (2) 4M x 36     (2) 1M x 36     (8) 4M x 9

      80MB        (2) 8M x 36     (2) 1M x 36     (8) 1M x 9

      80MB        (2) 1M x 36     (2) 8M x 36     (8) 1M x 9

      88MB        (2) 2M x 36     (2) 8M x 36     (8) 1M x 9

     104MB        (2) 8M x 36     (2) 1M x 36     (8) 4M x 9

     104MB        (2) 1M x 36     (2) 8M x 36     (8) 4M x 9

     104MB        (2) 4M x 36     (2) 8M x 36     (8) 1M x 9

     112MB        (2) 2M x 36     (2) 8M x 36     (8) 4M x 9

     128MB        (2) 4M x 36     (2) 8M x 36     (8) 4M x 9

     136MB        (2) 8M x 36     (2) 8M x 36     (8) 1M x 9

     144MB        (2) 1M x 36     (2) 1M x 36    (8) 16M x 9

     144MB       (2) 16M x 36     (2) 1M x 36     (8) 1M x 9

     144MB        (2) 1M x 36    (2) 16M x 36     (8) 1M x 9

     152MB        (2) 2M x 36     (2) 1M x 36    (8) 16M x 9

     152MB        (2) 2M x 36    (2) 16M x 36     (8) 1M x 9

                 DRAM CONFIGURATION 2 (CONT)

      Size          Bank 0          Bank 1          Bank 2

     160MB        (2) 8M x 36     (2) 8M x 36     (8) 4M x 9

     168MB        (2) 4M x 36     (2) 1M x 36    (8) 16M x 9

     168MB       (2) 16M x 36     (2) 1M x 36     (8) 4M x 9

     168MB        (2) 1M x 36    (2) 16M x 36     (8) 4M x 9

     168MB        (2) 4M x 36    (2) 16M x 36     (8) 1M x 9

     176MB        (2) 2M x 36    (2) 16M x 36     (8) 4M x 9

     192MB        (2) 4M x 36    (2) 16M x 36     (8) 4M x 9

     200MB        (2) 8M x 36     (2) 1M x 36    (8) 16M x 9

     200MB        (2) 1M x 36     (2) 8M x 36    (8) 16M x 9

     200MB        (2) 8M x 36    (2) 16M x 36     (8) 1M x 9

     200MB       (2) 16M x 36     (2) 8M x 36     (8) 1M x 9

     208MB        (2) 2M x 36     (2) 8M x 36    (8) 16M x 9

     224MB        (2) 4M x 36     (2) 8M x 36    (8) 16M x 9

     224MB        (2) 8M x 36    (2) 16M x 36     (8) 4M x 9

     224MB       (2) 16M x 36     (2) 8M x 36     (8) 4M x 9

     256MB        (2) 8M x 36     (2) 8M x 36    (8) 16M x 9

     264MB       (2) 16M x 36     (2) 1M x 36    (8) 16M x 9

     264MB        (2) 1M x 36    (2) 16M x 36    (8) 16M x 9

     264MB       (2) 16M x 36    (2) 16M x 36     (8) 1M x 9

     272MB        (2) 2M x 36    (2) 16M x 36    (8) 16M x 9

     272MB       (2) 32M x 36     (2) 1M x 36     (8) 1M x 9

     272MB        (2) 1M x 36    (2) 32M x 36     (8) 1M x 9

     280MB        (2) 2M x 36    (2) 32M x 36     (8) 1M x 9

     288MB        (2) 4M x 36    (2) 16M x 36    (8) 16M x 9

     288MB       (2) 16M x 36    (2) 16M x 36     (8) 4M x 9

     296MB       (2) 32M x 36     (2) 1M x 36     (8) 4M x 9

     296MB        (2) 1M x 36    (2) 32M x 36     (8) 4M x 9

     296MB        (2) 4M x 36    (2) 32M x 36     (8) 1M x 9

     304MB        (2) 2M x 36    (2) 32M x 36     (8) 4M x 9

     320MB        (2) 8M x 36    (2) 16M x 36    (8) 16M x 9

     320MB       (2) 16M x 36     (2) 8M x 36    (8) 16M x 9

     320MB        (2) 4M x 36    (2) 32M x 36     (8) 4M x 9

     328MB        (2) 8M x 36    (2) 32M x 36     (8) 1M x 9

     328MB       (2) 32M x 36     (2) 8M x 36     (8) 1M x 9

     352MB        (2) 8M x 36    (2) 32M x 36     (8) 4M x 9

     352MB       (2) 32M x 36     (2) 8M x 36     (8) 4M x 9

     384MB       (2) 16M x 36    (2) 16M x 36    (8) 16M x 9

     392MB       (2) 32M x 36     (2) 1M x 36    (8) 16M x 9

     392MB        (2) 1M x 36    (2) 32M x 36    (8) 16M x 9

     392MB       (2) 16M x 36    (2) 32M x 36     (8) 1M x 9

     392MB       (2) 32M x 36    (2) 16M x 36     (8) 1M x 9

     400MB        (2) 2M x 36    (2) 32M x 36    (8) 16M x 9

     416MB        (2) 4M x 36    (2) 32M x 36    (8) 16M x 9

                       DRAM CONFIGURATION 2 (CONT)

       Size              Bank 0            Bank 1             Bank 2

       416MB          (2) 16M x 36      (2) 32M x 36        (8) 4M x 9

       416MB          (2) 32M x 36      (2) 16M x 36        (8) 4M x 9

       448MB           (2) 8M x 36      (2) 32M x 36       (8) 16M x 9

       448MB          (2) 32M x 36       (2) 8M x 36       (8) 16M x 9

       512MB          (2) 16M x 36      (2) 32M x 36       (8) 16M x 9

       512MB          (2) 32M x 36      (2) 16M x 36       (8) 16M x 9

            Note: Bank 0 = SIMM 1 & 2. Bank 1 = SIMM 3 & 4. Bank 2 = SIMM
            5 - 12. Board accepts EDO memory. Board also accepts x 32
            SIMMS.

                           DRAM CONFIGURATION 3

          Size                    Bank 0                   Bank 1

           8MB                  (4) 1M x 9              (1) 1M x 36

          32MB                  (4) 4M x 9              (1) 4M x 36

          128MB                 (4) 16M x 9             (1) 8M x 36

            Note: Bank 0 = SIMM 5 - 8. Bank 1 = SIMM 2. Board accepts EDO
            memory. Board also accepts x 32 SIMMS.

                           DRAM CONFIGURATION 4

          Size                    Bank 0                   Bank 1

           8MB                  (4) 1M x 9              (1) 1M x 36

          32MB                  (4) 4M x 9              (1) 4M x 36

          128MB                 (4) 16M x 9             (1) 8M x 36

            Note: Bank 0 = SIMM 9 - 12. Bank 1 = SIMM 1. Board accepts
            EDO memory. Board also accepts x 32 SIMMS.

        DRAM JUMPER CONFIGURATION

    Configuration            JP4

          1           Pins 1 & 2 closed

          2           Pins 1 & 2 closed

          3           Pins 2 & 3 closed

          4           Pins 2 & 3 closed

                            CACHE CONFIGURATION

      Size            Bank 0           Bank 1                TAG

    256KB (A)       (8) 32K x 8         None         (1) 8K/16K/32K x 8

    256KB (B)          None         (2) 32K x 32     (1) 8K/16K/32K x 8

      512KB         (8) 64K x 8         None           (1) 16K/32K x 8

       1MB         (8) 128K x 8         None             (1) 32K x 8

  Note: Board will be installed with either standard or burst cache. Both
  types will not be present.

                  CACHE JUMPER CONFIGURATION

        Size                 JP5                  JP6

      256KB (A)        Pins 1 & 2 closed   Pins 1 & 2 closed

      256KB (B)        Pins 1 & 2 closed   Pins 1 & 2 closed

        512KB          Pins 2 & 3 closed   Pins 1 & 2 closed

         1MB           Pins 2 & 3 closed   Pins 2 & 3 closed

                 CACHE VOLTAGE CONFIGURATION

       Voltage               JP2                  JP3

    Mixed voltage      Pins 1 & 2 closed   Pins 1 & 2 closed

        3.3v           Pins 2 & 3 closed   Pins 2 & 3 closed

                        CPU SPEED SELECTION (CYRIX)

    CPU      Clock     JP25      JP26      JP27     JP30    JP31    JP57
  speed      speed

  80MHz      40MHz    Closed     Open      Open     2 & 3   1 & 2  2 & 3

  100MHz     50MHz    Closed    Closed    Closed    2 & 3   1 & 2  2 & 3

  120MHz     60MHz     Open     Closed     Open     2 & 3   1 & 2  2 & 3

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

    CPU       Clock    JP25     JP26      JP27     JP30    JP31     JP57
  speed      speed

  75MHz      50MHz     Open    Closed    Closed    1 & 2   1 & 2   1 & 2

  90MHz      60MHz     Open    Closed     Open     1 & 2   1 & 2   1 & 2

  100MHz     66MHz     Open     Open     Closed    1 & 2   1 & 2   1 & 2

  120MHz     60MHz     Open    Closed     Open     2 & 3   1 & 2   1 & 2

  133MHz     66MHz     Open     Open     Closed    2 & 3   1 & 2   1 & 2

  150MHz     50MHz     Open    Closed    Closed    1 & 2   2 & 3   1 & 2

  150MHz     60MHz     Open    Closed     Open     2 & 3   2 & 3   1 & 2

  166MHz     66MHz     Open     Open     Closed    2 & 3   2 & 3   1 & 2

  Note: Pins designated should be in the closed position.

                     CPU VOLTAGE SELECTION

    Voltage          JP38            JP39            JP40

      3.3v          Closed           Open            Open

  3.45v - 3.6v       Open           Closed           Open

                         DMA CHANNEL CONFIGURATION

         Channel                   JP13                     JP14

              1             Pins 2 & 3 closed        Pins 2 & 3 closed

             3             Pins 1 & 2 closed        Pins 1 & 2 closed

                         PS/2 MOUSE CONFIGURATION

      Setting         JP20       JP21       JP22       JP23       JP24

       Enabled       1 & 2      1 & 2      1 & 2      1 & 2      1 & 2

       Disabled      2 & 3      2 & 3      2 & 3      2 & 3      2 & 3

  Note: Pins designated should be in the closed position.

