OMNITEL, INC.
=============

   386SX Rev. B

   Processor             80386SX                                  
   Processor Speed       20/25MHz                                 
   Chip Set              OPTI                                     
   Max. Onboard DRAM     16MB                                     
   Cache                 16/32/64KB                               
   BIOS                  MR                                       
   Dimensions            330.2mm x 218.4mm                        
   I/O Options           None                                     
   NPU Options           80387SX                                  

<gopher://bitreich.org/I/th99/m/M-O/30175-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose          | Location | Purpose           | Location |
   |------------------+----------+-------------------+----------|
   | External battery |   JP1    | Turbo switch      |   JP15   |
   |------------------+----------+-------------------+----------|
   | Turbo LED        |   JP13   | Speaker           |   JP16   |
   |------------------+----------+-------------------+----------|
   | Reset switch     |   JP14   | Power LED &       |   JP17   |
   |                  |          | keylock           |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |           Function           | Jumper  |     Position      |
   |------------------------------+---------+-------------------|
   |>> | Battery select internal  |  JP10   | pins 2 & 3 closed |
   |---+--------------------------+---------+-------------------|
   |   | Battery select external  |  JP10   | pins 1 & 2 closed |
   |---+--------------------------+---------+-------------------|
   |>> | Diagnostics disabled     |  JP12   |       Open        |
   |---+--------------------------+---------+-------------------|
   |   | Diagnostics enabled      |  JP12   |      Closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   | Size |   Bank 0    |   Bank 1    |   Bank 2   |   Bank 3   |
   |------+-------------+-------------+------------+------------|
   | 1MB  | (2) 256K x  | (2) 256K x  |    NONE    |    NONE    |
   |      |      9      |      9      |            |            |
   |------+-------------+-------------+------------+------------|
   | 2MB  | (2) 256K x  | (2) 256K x  | (2) 256K x | (2) 256K x |
   |      |      9      |      9      |     9      |     9      |
   |------+-------------+-------------+------------+------------|
   | 3MB  | (2) 256K x  | (2) 256K x  | (2) 1M x 9 |    NONE    |
   |      |      9      |      9      |            |            |
   |------+-------------+-------------+------------+------------|
   | 4MB  | (2) 1M x 9  | (2) 1M x 9  |    NONE    |    NONE    |
   |------+-------------+-------------+------------+------------|
   | 5MB  | (2) 256K x  | (2) 256K x  | (2) 1M x 9 | (2) 1M x 9 |
   |      |      9      |      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 |
   |------+-------------+-------------+------------+------------|
   | 9MB  | (2) 256K x  | (2) 256K x  | (2) 4M x 9 |    NONE    |
   |      |      9      |      9      |            |            |
   |------+-------------+-------------+------------+------------|
   | 10MB | (2) 1M x 9  | (2) 4M x 9  |    NONE    |    NONE    |
   |------+-------------+-------------+------------+------------|
   | 12MB | (2) 1M x 9  | (2) 1M x 9  | (2) 4M x 9 |    NONE    |
   |------+-------------+-------------+------------+------------|
   | 16MB | (2) 4M x 9  | (2) 4M x 9  |    NONE    |    NONE    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   | 16KB | 1 & 2  | 1 & 2  | 1 & 2  |  Open   |  Open  | 1 & 2 |
   |------+--------+--------+--------+---------+--------+-------|
   | 32KB | 1 & 2  | 2 & 3  | 1 & 2  | Closed  |  Open  | 2 & 3 |
   |------+--------+--------+--------+---------+--------+-------|
   | 64KB | 2 & 3  | 2 & 3  | 2 & 3  |  Open   | Closed | 2 & 3 |
   |------------------------------------------------------------|
   | Note:Pins designated should be in the closed position.     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       16KB       |     (2) 8K x 8     |        NONE        |
   |------------------+--------------------+--------------------|
   |       32KB       |     (2) 8K x 8     |     (2) 8K x 8     |
   |------------------+--------------------+--------------------|
   |       64KB       |    (2) 32K x 8     |        NONE        |
   |------------------------------------------------------------|
   | Note:TAG is factory installed and cannot be altered.       |
   +------------------------------------------------------------+