CHICONY, INC.

CH-486DLC-33/40H(L)

Processor         80486DX
Processor Speed   33/40MHz
Chip Set          OPTI
Max. Onboard DRAM 32MB
Cache             None
BIOS              AMI
Dimensions        220mm x 220mm
I/O Options       None
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery            JP1       Reset switch              JP21

  Power LED & keylock         JP19      Turbo switch              JP22

  Turbo LED                   JP20      Speaker                   JP23

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Battery type select internal            JP1            pins 2 & 3
                                                              closed

      Battery type select external            JP1             Closed

  »   CMOS memory normal operation            JP3            pins 2 & 3
                                                              closed

      CMOS memory clear                       JP3            pins 2 & 3
                                                              closed

  »   Factory configured - do not             JP9              Open
      alter

  »   Monitor type select color               JP12            Closed

      Monitor type select monochrome          JP12             Open

  »   Factory configured - do not             JP16             Open
      alter

  »   Factory configured - do not             JP17             Open
      alter

  »   Factory configured - do not             JP18             Open
      alter

  »   CPU speed select 33MHz                  JP24            Closed

      CPU speed select 40MHz                  JP24             Open

              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

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     32KB        (4) 8K x 8        NONE       (1) 8K x 8

     64KB        (4) 8K x 8     (4) 8K x 8    (1) 8K x 8

     128KB      (4) 32K x 8        NONE       (1) 8K x 8

     256KB      (4) 32K x 8    (4) 32K x 8    (1) 32K x 8

                        CACHE JUMPER CONFIGURATION

  Size     JP2      JP4    JP5     JP6     JP7     JP8     JP10     JP11

  32KB     1 & 2   1 & 2   1 & 2   1 & 2   1 & 2   1 & 2   Open    2 & 3

  64KB     1 & 2   2 & 3   1 & 2   2 & 3   1 & 2   1 & 2   Open    1 & 2

  128KB    2 & 3   2 & 3   1 & 2   2 & 3   2 & 3   1 & 2  1 & 2    2 & 3

  256KB    2 & 3   2 & 3   2 & 3   2 & 3   2 & 3   2 & 3  2 & 3    1 & 2

  Note: Pins designated should be in the closed position.

     CPU CLOCK SOURCE CONFIGURATION

   Type      JP25      JP26      JP27

  AV9107     Open      Open      Open

   OSC      Closed    Closed    Closed