AAEON TECHNOLOGY, INC.
======================

   SBC-456E

   Device Type      Single board computer                         
   Processor        AM DX5                                        
   Processor Speed  133MHz                                        
   Chip Set         ALI M1487                                     
   Video Chip Set   Chips and Technology                          
   Maximum Onboard  64MB (EDO supported)                          
   Memory           
   Maximum Video    2MB                                           
   Memory           
   Cache            128KB                                         
   BIOS             AMI                                           
   Dimensions       185mm x 122mm                                 
   I/O Options      Ethernet connector, floppy drive interface,   
                    IDE interface, parallel port, PS/2 mouse      
                    port, serial ports (2), VGA port, IR          
                    connector, PC/104 connectors (2)              

<gopher://bitreich.org/I/th99/m/A-B/35891-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location | Purpose          | Location |
   |-------------------+----------+------------------+----------|
   | PC/104 connector  |    C1    | Auxiliary        |   CN10   |
   |                   |          | keyboard         |          |
   |                   |          | connector        |          |
   |-------------------+----------+------------------+----------|
   | PC/104 connector  |    C2    | PS/2 mouse port  |   CN11   |
   |-------------------+----------+------------------+----------|
   | IDE interface     |   CN1    | IDE interface    |    J1    |
   |                   |          | LED              |          |
   |-------------------+----------+------------------+----------|
   | LCD connector     |   CN2    | Ethernet link    |    J2    |
   |                   |          | signal LED       |          |
   |-------------------+----------+------------------+----------|
   | Floppy drive      |   CN3    | Ethernet active  |    J3    |
   | interface         |          | signal LED       |          |
   |-------------------+----------+------------------+----------|
   | Parallel port     |   CN4    | Speaker          |    J4    |
   |-------------------+----------+------------------+----------|
   | 5v power          |   CN5    | IR connector     |    J5    |
   |-------------------+----------+------------------+----------|
   | Serial port       |   CN6    | Power LED &      |    J7    |
   |                   |          | keylock          |          |
   |-------------------+----------+------------------+----------|
   | Ethernet          |   CN7    | Chassis fan      |    J8    |
   | connector         |          | power            |          |
   |-------------------+----------+------------------+----------|
   | Serial port       |   CN8    | Reset switch     |   JP4    |
   |-------------------+----------+------------------+----------|
   | VGA port          |   CN9    |                  |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function             | Label |    Position     |
   |----------------------------------+-------+-----------------|
   |>> | CMOS memory normal operation |  J6   |      Open       |
   |---+------------------------------+-------+-----------------|
   |   | CMOS memory clear            |  J6   |     Closed      |
   |---+------------------------------+-------+-----------------|
   |>> | SHF CLK from C & T chipset   |  JP1  |   Pins 2 & 3    |
   |   |                              |       |     closed      |
   |---+------------------------------+-------+-----------------|
   |   | ASHF CLK from C & T chipset  |  JP1  |   Pins 1 & 2    |
   |   |                              |       |     closed      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     SIMM CONFIGURATION                     |
   |------------------------------------------------------------|
   |            Size            |            Bank 0             |
   |----------------------------+-------------------------------|
   |            8MB             |          (2) 1M x 36          |
   |----------------------------+-------------------------------|
   |            16MB            |          (2) 2M x 36          |
   |----------------------------+-------------------------------|
   |            32MB            |          (2) 4M x 36          |
   |----------------------------+-------------------------------|
   |            64MB            |          (2) 8M x 36          |
   |------------------------------------------------------------|
   |      Note: Board accepts EDO memory.                       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   | Note: The location of the cache is unidentified.           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 VIDEO MEMORY CONFIGURATION                 |
   |------------------------------------------------------------|
   | Note: The location of the video memory is unidentified.    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   SERIAL PORT SELECTION                    |
   |------------------------------------------------------------|
   |            Type            |              JP5              |
   |----------------------------+-------------------------------|
   |>> |         RS-232         |       Pins 1 & 2 closed       |
   |---+------------------------+-------------------------------|
   |   |         RS-422         |       Pins 3 & 4 closed       |
   |---+------------------------+-------------------------------|
   |   |         RS-485         |       Pins 5 & 6 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   LCD VOLTAGE SELECTION                    |
   |------------------------------------------------------------|
   |          Voltage           |              JP2              |
   |----------------------------+-------------------------------|
   |   |          3.3v          |   Pins 1 & 3, 2 & 4 closed    |
   |---+------------------------+-------------------------------|
   |>> |           5v           |   Pins 3 & 5, 4 & 6 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   DISK ADDRESS SELECTION                   |
   |------------------------------------------------------------|
   |          Address           |              JP3              |
   |----------------------------+-------------------------------|
   |            CC00            |             Open              |
   |----------------------------+-------------------------------|
   |            D000            |       Pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |            D400            |       Pins 3 & 4 closed       |
   |----------------------------+-------------------------------|
   |            D800            |   Pins 1 & 2, 3 & 4 closed    |
   |----------------------------+-------------------------------|
   |            DC00            |       Pins 5 & 6 closed       |
   +------------------------------------------------------------+