
OMNITEL, INC.

486-25

Processor         80486DX
Processor Speed   25MHz
Chip Set          OPTI
Max. Onboard DRAM 16MB
Cache             64/128KB
BIOS              Omnitel
Dimensions        355mm x 304mm
I/O Options       None
NPU Options       4167

[Image]

                                CONNECTIONS

  Purpose               Location       Purpose               Location

  External battery         J1          Power LED &              J26
                                       keylock

  Turbo LED           J11/pins 1 & 2   Reset switch             J31

  Speaker                  J25

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Password enabled                         J43            Closed

      Password disabled                        J43             Open

     External cache enabled                   J50             Open

      External cache disabled                  J50            Closed

     POST enabled                             J51            Closed

      POST disabled                            J51             Open

     Battery select internal                  J52           pins 1 & 2
                                                              closed

      Battery select external                  J52           pins 2 & 3
                                                              closed

     BIOS type select 27256                   J60           pins 2 & 3
                                                              closed

      BIOS type select 27512                   J60           pins 1 & 2
                                                              closed

  Note:The location of jumpers J50 & J51 are unidentified.

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB        (4) 256K x 9      NONE           NONE           NONE

     2MB        (4) 256K x 9   (4) 256K x 9      NONE           NONE

     3MB        (4) 256K x 9   (4) 256K x 9   (4) 256K x 9      NONE

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

     4MB        (4) 1M x 9        NONE           NONE           NONE

     5MB        (4) 256K x 9   (4) 1 M x 9       NONE           NONE

     6MB        (4) 256K x 9   (4) 256K x 9   (4) 1M x 9        NONE

     7MB        (4) 256K x 9   (4) 256K x 9   (4) 256K x 9   (4) 1M x 9

     8MB        (4) 1M x 9     (4) 1M x 9        NONE           NONE

     9MB        (4) 256K x 9   (4) 1M x 9     (4) 1M x 9        NONE

     10MB       (4) 256K x 9   (4) 256K x 9   (4) 1M x 9     (4) 1M x 9

     12MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9        NONE

     13MB       (4) 256K x 9   (4) 1M x 9     (4) 1M x 9     (4) 1M x 9

     16MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9     (4) 1M x 9

           CACHE CONFIGURATION

     Size        Bank 0        Bank 1

     64KB       (8) 8K x 8      NONE

    128KB       (8) 8K x 8   (8) 8K x 8

                 CACHE JUMPER CONFIGURATION

   Size       J44       J45       J46       J47       J48

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

  128KB     Closed    Closed     2 & 3     2 & 3     2 & 3

  Note: Pins designated should be in the closed position.

