(TXT) View Source
       
       # AST RESEARCH, INC.
       
          ADVANTAGE! 4000 SERIES 486 (234068-001)
       
          Processor  80486SX/SL80486SX/ODP486/80486DX/SL80486DX/CX486DX2SL/ 
                     AM486DX2SL/80486DX2                                    
          Processor  25/33/50(internal)/66(internal)MHz                     
          Speed      
          Chip Set   Unidentified                                           
          Max.       36MB                                                   
          Onboard    
          DRAM       
          Cache      None                                                   
          BIOS       AST                                                    
          Dimensions 330mm x 218mm                                          
          I/O        Floppy drive interface, IDE interface, parallel port,  
          Options    serial port, riser slot, power to hard drive, power to 
                     floppy drive, power to CD-ROM, data/fax modem cabled   
          NPU        None                                                   
          Options    
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | Speaker           |   C20    | Power to hard    |   1245   |
          |                   | (2-pin)  | drive connector  |          |
          |-------------------+----------+------------------+----------|
          | Front panel LED’s |   C20    | Floppy drive     |   1250   |
          |                   | (4-pin)  | interface        |          |
          |-------------------+----------+------------------+----------|
          | Power to CD-ROM   |  CD-ROM  | IDE interface    |   1251   |
          | power connector   |   PWR    |                  |          |
          |-------------------+----------+------------------+----------|
          | Serial port       |   CN1    | Alternate power  |   1252   |
          |                   |          | connector        |          |
          |-------------------+----------+------------------+----------|
          | Parallel port     |   CN2    | Front panel LED  |   1351   |
          |                   |          | connector        |          |
          |-------------------+----------+------------------+----------|
          | Power to floppy   | FDD PWR  | Cable to         |   1604   |
          | drive connector   |          | data/fax modem   |          |
          |-------------------+----------+------------------+----------|
          | Chassis fan power |   J28    | Riser slot       |   SL1    |
          |------------------------------------------------------------|
          | Note: The locations of 1245, 1604, J28, FDD PWR & CD-ROM   |
          | power are unidentified.                                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function                | Jumper  | Position |
          |---------------------------------------+---------+----------|
          | » | Factory configured - do not alter |  1101   |   N/A    |
          |---+-----------------------------------+---------+----------|
          | » | Factory configured - do not alter |  1254   |   N/A    |
          |---+-----------------------------------+---------+----------|
          | » | Factory configured - do not alter |  1604   |   N/A    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |   Size    |   Bank 0   |     Bank 1      |     Bank 2      |
          |-----------+------------+-----------------+-----------------|
          |    4MB    |    4MB     |      None       |      None       |
          |-----------+------------+-----------------+-----------------|
          |    8MB    |    4MB     |   (1) 1M x 32   |      None       |
          |-----------+------------+-----------------+-----------------|
          |   12MB    |    4MB     |   (1) 1M x 32   |   (1) 1M x 32   |
          |-----------+------------+-----------------+-----------------|
          |   20MB    |    4MB     |   (1) 4M x 32   |   (1) 4M x 32   |
          |-----------+------------+-----------------+-----------------|
          |   36MB    |    4MB     |   (1) 4M x 32   |   (1) 4M x 32   |
          |------------------------------------------------------------|
          | Note: Bank 0 is factory installed and is not configurable. |
          | The location is unidentified.                              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |    Type     |   1201   |  1202   |  1203   |  1204  | 1205 |
          |-------------+----------+---------+---------+--------+------|
          |   80486SX   |   Open   |  2 & 3  |  Open   |  Open  | Open |
          |-------------+----------+---------+---------+--------+------|
          |  SL80486SX  |   Open   |  2 & 3  | Closed  | Closed | Open |
          |-------------+----------+---------+---------+--------+------|
          |   ODP486    |   Open   |  1 & 2  |  Open   |  Open  | Open |
          |-------------+----------+---------+---------+--------+------|
          |   80486DX   |  Closed  |  1 & 2  |  Open   |  Open  | Open |
          |-------------+----------+---------+---------+--------+------|
          |  SL80486DX  |  Closed  |  1 & 2  | Closed  | Closed | Open |
          |-------------+----------+---------+---------+--------+------|
          | CX486DX2SL  |  Closed  |  1 & 2  |  Open   |  Open  | Open |
          |-------------+----------+---------+---------+--------+------|
          | AM486DX2SL  |  Closed  |  1 & 2  |  Open   |  Open  | Open |
          |-------------+----------+---------+---------+--------+------|
          |  80486DX2   |  Closed  |  1 & 2  |  Open   |  Open  | Open |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU TYPE CONFIGURATION (CON’T)               |
          |------------------------------------------------------------|
          |    Type     |  1206   |  1207   |  1208  |  1209  |  1210  |
          |-------------+---------+---------+--------+--------+--------|
          |   80486SX   |  Open   |  Open   |  Open  |  Open  |  Open  |
          |-------------+---------+---------+--------+--------+--------|
          |  SL80486SX  |  Open   | Closed  | 2 & 3  |  Open  |  Open  |
          |-------------+---------+---------+--------+--------+--------|
          |   ODP486    |  1 & 2  |  Open   |  Open  |  Open  |  Open  |
          |-------------+---------+---------+--------+--------+--------|
          |   80486DX   |  2 & 3  |  Open   |  Open  |  Open  |  Open  |
          |-------------+---------+---------+--------+--------+--------|
          |  SL80486DX  |  2 & 3  | Closed  | 2 & 3  |  Open  |  Open  |
          |-------------+---------+---------+--------+--------+--------|
          | CX486DX2SL  |  2 & 3  |  Open   | 2 & 3  |  Open  |  Open  |
          |-------------+---------+---------+--------+--------+--------|
          | AM486DX2SL  |  2 & 3  |  Open   | 1 & 2  | Closed | Closed |
          |-------------+---------+---------+--------+--------+--------|
          |  80486DX2   |  2 & 3  |  Open   |  Open  |  Open  |  Open  |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU TYPE CONFIGURATION (CON’T)               |
          |------------------------------------------------------------|
          |    Type     |   1211   |  1212   |  1213   | 1301  | 1302  |
          |-------------+----------+---------+---------+-------+-------|
          |   80486SX   |   Open   |  Open   |  Open   | 1 & 2 | 1 & 2 |
          |-------------+----------+---------+---------+-------+-------|
          |  SL80486SX  |   Open   |  Open   |  Open   | 1 & 2 | 1 & 2 |
          |-------------+----------+---------+---------+-------+-------|
          |   ODP486    |   Open   |  Open   |  Open   | 1 & 2 | 1 & 2 |
          |-------------+----------+---------+---------+-------+-------|
          |   80486DX   |   Open   |  Open   |  Open   | 1 & 2 | 1 & 2 |
          |-------------+----------+---------+---------+-------+-------|
          |  SL80486DX  |   Open   |  Open   |  Open   | 1 & 2 | 1 & 2 |
          |-------------+----------+---------+---------+-------+-------|
          | CX486DX2SL  |   Open   | Closed  | Closed  | 2 & 3 | 2 & 3 |
          |-------------+----------+---------+---------+-------+-------|
          | AM486DX2SL  |  Closed  |  Open   |  Open   | 2 & 3 | 2 & 3 |
          |-------------+----------+---------+---------+-------+-------|
          |  80486DX2   |   Open   |  Open   |  Open   | 1 & 2 | 1 & 2 |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  CPU SPEED CONFIGURATION                   |
          |------------------------------------------------------------|
          |     Speed     |     1171     |     1172     |     1173     |
          |---------------+--------------+--------------+--------------|
          |     25MHz     |     Open     |     Open     |    Closed    |
          |---------------+--------------+--------------+--------------|
          |     33MHz     |    Closed    |    Closed    |    Closed    |
          |---------------+--------------+--------------+--------------|
          |    50iMHz     |     Open     |     Open     |    Closed    |
          |---------------+--------------+--------------+--------------|
          |    66iMHz     |    Closed    |    Closed    |    Closed    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CPU VOLTAGE CONFIGURATION                  |
          |------------------------------------------------------------|
          |  Voltage  |  1214   |  1215   |       1216        |  1217  |
          |-----------+---------+---------+-------------------+--------|
          |   | 3.3v  |  Open   | Closed  | Pins 2 & 3 closed | Closed |
          |---+-------+---------+---------+-------------------+--------|
          | » |  5v   | Closed  |  Open   | Pins 2 & 3 closed |  Open  |
          +------------------------------------------------------------+