
ROBOTECH, INC.

COBRA-XLT

Processor              CX M1/AM K5/Pentium
Processor Speed        75/90/100/120/133MHz
Chip Set               Intel
Maximum Onboard Memory 128MB
Cache                  256/512KB
BIOS                   Award
Dimensions             330mm x 218mm
I/O Options            32-bit PCI slots (4), floppy drive interface, IDE
                       interfaces (2), SCSI interface, parallel port,
                       serial ports (2), VRM connector, cache slot
NPU Options            None

[Image]

                                CONNECTIONS

        Function            Label            Function            Label

  Serial port 1              CN1       Speaker                     J2

  Serial port 2              CN2       Turbo LED                   J3

  Floppy drive               CN3       Turbo switch                J4
  interface

  Parallel port              CN4       IDE interface LED           J5

  IDE interface              CN5       SCSI interface LED          J6

  IDE interface              CN6       Reset switch                J7

  SCSI interface             CN7       External battery           JP17

  VRM connector              CN8       32-bit PCI slots        PCI - PC4

  Power LED & keylock        J1        Cache slot                 SL1

                        USER CONFIGURABLE SETTINGS

                 Setting                     Label           Position

     Jumper information unavailable           J8              N/A

     Jumper information unavailable           J9              N/A

     Jumper information unavailable          J10              N/A

     Factory configured - do not alter       JP16        Pins 2 & 3, 5 &
                                                             6 closed

     CMOS memory normal operation            JP17          Pins 1 & 2
                                                              closed

      CMOS memory clear                       JP17          Pins 2 & 3
                                                              closed

      Battery type select external            JP17            Closed

     SCSI terminator power source            JP25            Closed
      select system

      SCSI terminator power source            JP25             Open
      select peripheral

                       DRAM

      Size            Bank 0           Bank 1

       4MB        (2) 512K x 32         None

       8MB         (2) 1M x 32          None

       8MB        (2) 512K x 32    (2) 512K x 32

      12MB         (2) 1M x 32     (2) 512K x 32

      12MB        (2) 512K x 32     (2) 1M x 32

      16MB         (2) 2M x 32          None

      16MB         (2) 1M x 32      (2) 1M x 32

      20MB         (2) 2M x 32     (2) 512K x 32

      20MB        (2) 512K x 32     (2) 2M x 32

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

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

      32MB         (2) 4M x 32          None

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

      36MB         (2) 4M x 32     (2) 512K x 32

      36MB        (2) 512K x 32     (2) 4M x 32

      40MB         (2) 4M x 32      (2) 1M x 32

      40MB         (2) 1M x 32      (2) 4M x 32

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

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

      64MB         (2) 8M x 32          None

      64MB         (2) 4M x 32      (2) 4M x 32

      68MB         (2) 8M x 32     (2) 512K x 32

      68MB        (2) 512K x 32     (2) 8M x 32

      72MB         (2) 8M x 32      (2) 1M x 32

      72MB         (2) 1M x 32      (2) 8M x 32

      80MB         (2) 8M x 32      (2) 2M x 32

      80MB         (2) 2M x 32      (2) 8M x 32

      96MB         (2) 8M x 32      (2) 4M x 32

      96MB         (2) 4M x 32      (2) 8M x 32

      128MB        (2) 8M x 32      (2) 8M x 32

      128MB        (2) 16M x 32         None

                            CACHE SIZE

      Size            Bank 0            TAG              SL1

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

    256KB (B)          None             None          Installed

    512KB (A)      (8) 64K x 8      (1) 16K x 8     Not installed

    512KB (B)          None             None          Installed

                          CACHE JUMPER

    Size         JP12         JP13        JP14         JP15

  256KB (A)     Closed       Closed       Open         Open

  512KB (A)     Closed        Open       Closed       Closed

                            CPU SPEED (MX8325)

  CPU speed      Clock        JP7         JP8          JP9         JP10
                speed

    75MHz       50MHz        Open        Closed       Closed      1 & 2

    90MHz       60MHz       Closed        Open        Closed      2 & 3

   100MHz       50MHz        Open        Closed       Closed      1 & 2

   100MHz       66MHz       Closed       Closed       Closed      2 & 3

   120MHz       60MHz       Closed        Open        Closed      2 & 3

   133MHz       66MHz       Closed       Closed       Closed      2 & 3

  Note: Pins designated should be in the closed position.

                            CPU SPEED (IMI464)

  CPU speed      Clock        JP7         JP8          JP9         JP10
                speed

    75MHz       50MHz        Open         Open        Closed      1 & 2

    90MHz       60MHz       Closed        Open        Closed      2 & 3

   100MHz       50MHz        Open         Open        Closed      1 & 2

   100MHz       66MHz       Closed       Closed       Closed      2 & 3

   120MHz       60MHz       Closed        Open        Closed      2 & 3

   133MHz       66MHz       Closed       Closed       Closed      2 & 3

  Note: Pins designated should be in the closed position.

                            CPU SPEED (IMI484)

  CPU speed      Clock        JP7         JP8          JP9         JP10
                speed

    75MHz       50MHz       Closed        Open         Open       1 & 2

    90MHz       60MHz       Closed        Open        Closed      2 & 3

   100MHz       50MHz       Closed        Open         Open       1 & 2

   100MHz       66MHz       Closed       Closed       Closed      2 & 3

   120MHz       60MHz       Closed        Open        Closed      2 & 3

   133MHz       66MHz       Closed       Closed       Closed      2 & 3

  Note: Pins designated should be in the closed position.

         CPU MULTIPLIER

  Setting     JP2        JP3

   1.5x       Open      Open

    2x       Closed     Open

    3x        Open     Closed

                               ON BOARD SCSI

    Setting          JP21           JP22          JP23           JP24

    Enabled       Pins 2 & 3     Pins 2 & 3     Pins 2 & 3       Open
                    closed         closed        closed

    Disabled      Pins 1 & 2     Pins 1 & 2       Open          Closed
                    closed         closed

