
MEMOREX TELEX CORPORATION

8267, 8280, 8290

Processor                 80386SX/80486SX
Processor Speed           20/33MHz
Chip Set                  Unidentified
Video Chip Set            Unidentified
Maximum Onboard Memory    16MB
Maximum Video Memory      Unidentified
Cache                     None
BIOS                      Unidentified
Dimensions                355mm x 304mm
I/O Options               Floppy drive interface, parallel ports (2), PS/2
                          mouse port, serial ports (2), VGA port,
NPU Options               80387SX/4167

[Image]

                                CONNECTIONS

  Purpose                  Location   Purpose                    Location

  VGA port                   CN1      IDE interface                P6

  Serial port                CN2      IDE interface                P7

  Serial port                CN3      Floppy drive interface       P11

  Parallel port              CN4      External battery             P13

  Parallel port              CN5      Front panel connector        P15

  PS/2 mouse port            CN6

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            JP1           Pins 2 & 3
                                                              closed

      CMOS memory clear                       JP1           Pins 1 & 2
                                                              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

