PIONEER COMPUTER, INC.

VANTAGE-386SX

Processor              80386SX
Processor Speed        16/20MHz
Chip Set               Unidentified
Video Chip Set         None
Maximum Onboard Memory 8MB
Maximum Video Memory   None
Cache                  None
BIOS                   AMI
Dimensions             330mm x 218mm
I/O Options            None
NPU Options            80387SX

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  Reset switch             HD1         Turbo LED             J72 pins 2 &
                                                                  3

  External battery          J7         Power LED &              JP61
                                       keylock

  Turbo switch             J71         Speaker                  JP63

  Note: On some versions, J72 is a 2 pin jumper.

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

  »   NPU not installed                       J18             Closed

      NPU installed                           J18              Open

  »   IRQ5 enabled                            J73           Pins 1 & 2
                                                              closed

      IRQ5 disabled                           J73           Pins 2 & 3
                                                              closed

  »   Factory configured - do not alter       JP10            Closed

  »   Factory configured - do not alter       JP62             Open

                            DRAM CONFIGURATION

     Size          Bank 0        Bank 1         Bank 2         Bank 3

     512KB      (2) 256K x 9      None           None           None

      1MB       (2) 256K x 9   (2) 256K x 9      None           None

     1.5MB      (2) 256K x 9   (2) 256K x 9   (2) 256K x 9      None

      2MB       (2) 256K x 9   (2) 256K x 9   (2) 256K x 9  (2) 256K x 9

      2MB        (2) 1M x 9       None           None           None

      3MB       (2) 256K x 9   (2) 256K x 9   (2) 1M x 9        None

      4MB        (2) 1M x 9    (2) 1M x 9        None           None

      5MB       (2) 256K x 9   (2) 256K x 9   (2) 1M x 9     (2) 1M x 9

      6MB        (2) 1M x 9    (2) 1M x 9     (2) 1M x 9        None

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

  Note: The location of banks 0, 1, 2, & 3 are unidentified.