AST RESEARCH, INC.
==================

   BRAVO MT P/60

   Processor    Pentium                                           
   Processor    60/66MHz                                          
   Speed        
   Chip Set     AST                                               
   Max. Onboard 128MB                                             
   DRAM         
   Cache        256/512KB                                         
   BIOS         AMI                                               
   Dimensions   330mm x 218mm                                     
   I/O Options  32-bit VESA local bus slots (2), floppy drive     
                interface, IDE interface, parallel port, PS/2     
                mouse port, serial ports (2)                      
   NPU Options  None                                              

<gopher://bitreich.org/I/th99/m/A-B/32179-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location | Purpose          | Location |
   |-------------------+----------+------------------+----------|
   | PS/2 mouse port   |    J4    | Speaker          |   J34    |
   |-------------------+----------+------------------+----------|
   | External battery  |    J5    | IDE interface    |   J41    |
   |                   |          | LED              |          |
   |-------------------+----------+------------------+----------|
   | Parallel port     |    J6    | Power LED &      |   J42    |
   |                   |          | keylock          |          |
   |-------------------+----------+------------------+----------|
   | IDE interface     |    J7    | Reset switch     |   J43    |
   |-------------------+----------+------------------+----------|
   | Serial port 1     |    J8    | Turbo switch     |   J45    |
   |                   |          | (not used)       |          |
   |-------------------+----------+------------------+----------|
   | Serial port 2     |    J9    | Keyboard lock    |   J48    |
   |                   |          | (not used)       |          |
   |-------------------+----------+------------------+----------|
   | Floppy drive      |   J10    | 32-bit VESA      |  SL1 &   |
   | interface         |          | local bus slots  |   SL2    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |           Function            | Jumper/Switch |  Position  |
   |-------------------------------+---------------+------------|
   |>> | Factory configured - do   |      J13      |    Open    |
   |   | not alter                 |               |            |
   |---+---------------------------+---------------+------------|
   |>> | Parallel port IRQ select  |      J18      | pins 1 & 2 |
   |   | IRQ7                      |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | Parallel port IRQ select  |      J18      | pins 2 & 3 |
   |   | IRQ5                      |               |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | Serial port 1 IRQ select  |      J19      | pins 1 & 2 |
   |   | IRQ4                      |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | Serial port 1 IRQ select  |      J19      | pins 2 & 3 |
   |   | IRQ3                      |               |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | Serial port 2 IRQ select  |      J20      | pins 1 & 2 |
   |   | IRQ3                      |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | Serial port 2 IRQ select  |      J20      | pins 2 & 3 |
   |   | IRQ4                      |               |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | On board mouse enabled    |      J28      | pins 1 & 2 |
   |   |                           |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | On board mouse disabled   |      J28      | pins 2 & 3 |
   |   |                           |               |   closed   |
   |---+---------------------------+---------------+------------|
   |>> | Flash BIOS write protect  |      J51      |   Closed   |
   |   | enabled                   |               |            |
   |---+---------------------------+---------------+------------|
   |   | Flash BIOS write protect  |      J51      |    Open    |
   |   | disabled                  |               |            |
   |---+---------------------------+---------------+------------|
   |>> | Factory configured - do   |      R36      |    Open    |
   |   | not alter                 |               |            |
   |---+---------------------------+---------------+------------|
   |>> | Factory configured - do   |     SW1/1     |    Off     |
   |   | not alter                 |               |            |
   |---+---------------------------+---------------+------------|
   |>> | Monitor type select color |     SW1/2     |     On     |
   |---+---------------------------+---------------+------------|
   |   | Monitor type select       |     SW1/2     |    Off     |
   |   | monochrome                |               |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       2MB        |   (2) 256K x 36    |        NONE        |
   |------------------+--------------------+--------------------|
   |       4MB        |   (2) 256K x 36    |   (2) 256K x 36    |
   |------------------+--------------------+--------------------|
   |       8MB        |    (2) 1M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 1M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 4M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 4M x 36     |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 8M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |      128MB       |    (2) 8M x 36     |    (2) 8M x 36     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |      Size      |       Bank 0        |       Bank 1        |
   |----------------+---------------------+---------------------|
   |     256KB      |     (8) 64K x 4     |        NONE         |
   |----------------+---------------------+---------------------|
   |     512KB      |     (8) 64K x 4     |     (8) 64K x 4     |
   |------------------------------------------------------------|
   | Note: Bank 0 is factory installed and is not configurable. |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   | Size  |  J30   |  J31   |    J52    |    J53    |   J54    |
   |-------+--------+--------+-----------+-----------+----------|
   | 256KB |  Open  | Closed | pins 1 &  | pins 1 &  | pins 1 & |
   |       |        |        | 2 closed  | 2 closed  | 2 closed |
   |-------+--------+--------+-----------+-----------+----------|
   | 512KB | Closed | Closed | pins 2 &  | pins 2 &  | pins 2 & |
   |       |        |        | 3 closed  | 3 closed  | 3 closed |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |           Speed            |              J38              |
   |----------------------------+-------------------------------|
   |           60MHz            |   pins 1 & 2, 5 & 6 closed    |
   |----------------------------+-------------------------------|
   |           66MHz            |       pins 3 & 4 closed       |
   +------------------------------------------------------------+