
PC & C RESEARCH CORPORATION

IGUANA EG-2000

Processor         80486SX/80486DX/80486DX2
Processor Speed   25/33/50(internal)/66(internal)MHz
Chip Set          C & T
Max. Onboard DRAM 32MB
Cache             None
BIOS              Phoenix
Dimensions        254mm x 218mm
I/O Options       Floppy drive interface, IDE interface, parallel port,
                  PS/2 mouse port, serial ports (2), VGA port
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                   Location

  PS/2 mouse port             J1       External battery            J14

  Serial port 1               J2       Data Saver connection       J15

  Parallel port               J3       Hard disk LED               J19

  VGA port                    J4       Reset switch                J20

  Serial port 2               J6       Power LED & keylock         J22

  LCD interface               J8       Speaker                     J23

  IDE interface              J11       Turbo LED                   J24

  Floppy drive interface     J12

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper           Position

     IDE interface enabled                   J9A           pins 2 & 3
                                                              closed

      IDE interface disabled                  J9A           pins 1 & 2
                                                              closed

     Floppy drive interface enabled          J9B           pins 2 & 3
                                                              closed

      Floppy drive interface disabled         J9B           pins 1 & 2
                                                              closed

     Floppy normal operation                 J9C           pins 2 & 3
                                                              closed

      Floppy drive change A:B:                J9C           pins 1 & 2
                                                              closed

     Parallel port enabled                   J9F           pins 2 & 3
                                                              closed

      Parallel port disabled                  J9F           pins 1 & 2
                                                              closed

     VGA enabled                             J13           pins 1 & 2
                                                              closed

      VGA disabled                            J13           pins 2 & 3
                                                              closed

     Upgrade CPU installed                   J21           pins 2 & 3
                                                              closed

      Upgrade CPU not installed               J21           pins 1 & 2
                                                              closed

  Note:J9C changes the signal of drive A & B without changing the cables.

                         SERIAL PORT CONFIGURATION

      Port 1             Port 2              J9D               J9E

       COM1               COM2            pins 2 & 3        pins 2 & 3
                                           closed             closed

       COM1             Disabled          pins 2 & 3        pins 1 & 2
                                           closed             closed

     Disabled             COM2            pins 1 & 2        pins 2 & 3
                                           closed             closed

     Disabled           Disabled          pins 1 & 2        pins 1 & 2
                                           closed             closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      5MB         (4) 256K x 9    (4) 1M x 9

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

      16MB        (4) 4M x 9         NONE

      20MB        (4) 1M x 9      (4) 4M x 9

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

                     CPU TYPE AND SPEED CONFIGURATION

     Type/Speed          J16        J17          J18            J25

   80486SX/25MHz        Open       Closed     pins 1 & 2     pins 2 & 3
                                                closed         closed

  80486SX/50i MHz       Open       Closed     pins 2 & 3     pins 2 & 3
                                                closed         closed

   80486SX/33MHz       Closed       Open      pins 1 & 2     pins 2 & 3
                                                closed         closed

  80486SX/66i MHz      Closed       Open      pins 2 & 3     pins 2 & 3
                                                closed         closed

   80486DX/25MHz        Open       Closed     pins 1 & 2     pins 1 & 2
                                                closed        and 3 & 4
                                                               closed

  80486DX/50i MHz       Open       Closed     pins 2 & 3     pins 1 & 2
                                                closed        and 3 & 4
                                                               closed

   80486DX/33MHz       Closed       Open      pins 1 & 2     pins 1 & 2
                                                closed        and 3 & 4
                                                               closed

  80486DX/66i MHz      Closed       Open      pins 2 & 3     pins 1 & 2
                                                closed        and 3 & 4
                                                               closed

  80486DX2/50i MHz      Open       Closed     pins 1 & 2     pins 1 & 2
                                                closed        and 3 & 4
                                                               closed

  80486DX2/66i MHz     Closed       Open      pins 1 & 2     pins 1 & 2
                                                closed        and 3 & 4
                                                               closed

