
TECHNOLAND, INC.

PEAK 521S

Processor             Pentium
Processor Speed       75/90/100/120/133/150/166MHz
Chip Set              SIS
Video Chip Set        None
Maximum Onboard       128MB
Memory
Maximum Video Memory  None
Cache                 256/512/1024KB
BIOS                  Award
Dimensions            338mm x 122mm
I/O Options           Floppy drive interface, IDE interfaces (2), SCSI
                      interface, parallel port, PS/2 mouse port, serial
                      ports (2), cache slot
NPU Options           None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  Turbo LED                  J1        Floppy drive               J11
                                       interface

  Reset switch               J2        SCSI adapter               J12
                                       connector

  IDE interface LED          J3        Serial port                J13

  Speaker                    J4        Auxiliary keyboard         J15
                                       connector

  Power LED & keylock        J5        PS/2 mouse port            J17

  IDE interface 1            J7        Serial port                J18

  IDE interface 2            J8        SCSI interface LED        JP20

  SCSI interface             J9        Cache slot                 SL1

  Parallel port              J10

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           J14          Unidentified
      alter

     IDE interface enabled                JP12             Closed

      IDE interface disabled               JP12              Open

     Cache type select write back         JP13        Pins 1 & 2 closed

      Cache type select write              JP13        Pins 2 & 3 closed
      through

     Watchdog timer port select           JP16             Closed
      Port F2

      Watchdog timer port select           JP16              Open
      Port F6

     CMOS memory normal operation         JP17              Open

      CMOS memory clear                    JP17             Closed

     Monitor type select color            JP18             Closed

      Monitor type select monochrome       JP18              Open

     On board I/O enabled                 JP19              Open

      On board I/O disabled                JP19             Closed

                           SIMM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

     4MB        (1) 1M x 32       None           None          None

     8MB           None           None           None       (1) 2M x 32

     8MB        (1) 1M x 32   (1) 1M x 32        None          None

     8MB        (1) 2M x 32       None           None          None

     16MB       (1) 1M x 32   (1) 1M x 32    (1) 1M x 32    (1) 1M x 32

     16MB       (1) 4M x 32       None           None          None

     16MB       (1) 2M x 32   (1) 2M x 32        None          None

     16MB          None           None           None       (1) 4M x 32

     24MB       (1) 1M x 32   (1) 1M x 32    (1) 2M x 32    (1) 2M x 32

     32MB       (1) 8M x 32       None           None          None

     32MB       (1) 2M x 32   (1) 2M x 32    (1) 2M x 32    (1) 2M x 32

     32MB       (1) 4M x 32   (1) 4M x 32        None          None

     32MB          None           None           None       (1) 8M x 32

     48MB       (1) 2M x 32   (1) 2M x 32    (1) 4M x 32    (1) 4M x 32

     64MB       (1) 4M x 32   (1) 4M x 32    (1) 4M x 32    (1) 4M x 32

     64MB       (1) 8M x 32   (1) 8M x 32        None          None

     96MB       (1) 4M x 32   (1) 4M x 32    (1) 8M x 32    (1) 8M x 32

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

                            CACHE CONFIGURATION

      Size          Bank 0             SL1                   TAG

   256KB (A)     (8) 32K x 8      Not installed          Unidentified

   256KB (B)         None          256KB module          Unidentified
                                    installed

   512KB (A)         None          512KB module          Unidentified
                                    installed

   512KB (B)     (8) 64K x 8      Not installed          Unidentified

      1MB        (8) 128 x 8      Not installed          Unidentified

                  CACHE JUMPER CONFIGURATION

       Setting               JP4                  JP5

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

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

      512KB (A)        Pins 1 & 2 closed   Pins 2 & 3 closed

      512KB (B)        Pins 1 & 2 closed   Pins 2 & 3 closed

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

                         CACHE TYPE CONFIGURATION

                   Type                                  JP6

                Asynchronous                     Pins 1 & 2 closed

                     Burst                        Pins 2 & 3 closed

                            CPU SPEED SELECTION

   CPU     Clock    Multiplier    JP7      JP8      JP9     JP11    JP21
  speed    speed

  75MHz    50MHz      1.5x       Open     Closed   Open     1 &     Open
                                                             2

  90MHz    60MHz      1.5x       Open     Closed   Closed   1 &     Open
                                                             2

  100MHz   66MHz      1.5x       Closed   Closed   Closed   1 &     Open
                                                             2

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

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

  150MHz   60MHz      2.5x       Open     Closed   Closed   2 &    Closed
                                                             3

  166MHz   66MHz      2.5x       Closed   Closed   Closed   1 &    Closed
                                                             2

  Note: Pins designated should be in the closed position.

