A-TREND TECHNOLOGY CORPORATION
==============================

   ATC-6020

   Processor        Pentium Pro                                   
   Processor Speed  150/166/180/200MHz                            
   Chip Set         Intel                                         
   Video Chip Set   None                                          
   Maximum Onboard  256MB (EDO supported)                         
   Memory           
   Maximum Video    None                                          
   Memory           
   Cache            256/512KB (located on Pentium Pro CPU)        
   BIOS             Award                                         
   Dimensions       305mm x 244mm                                 
   I/O Options      32-bit PCI slots (4), floppy drive interface, 
                    green PC connector, IDE interfaces (2),       
                    parallel port, PS/2 mouse port, serial ports  
                    (2), IR connector, USB connector, ATX power   
                    connector                                     
   NPU Options      None                                          

<gopher://bitreich.org/I/th99/m/A-B/34083-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location  | Purpose        | Location  |
   |-------------------+-----------+----------------+-----------|
   | ATX power         |    ATX    | Green PC       | J1 pins 4 |
   | connector         |           | connector      |    & 5    |
   |-------------------+-----------+----------------+-----------|
   | Serial port 2     |    CN1    | Turbo LED      | J1 pins 7 |
   |                   |           |                |    & 8    |
   |-------------------+-----------+----------------+-----------|
   | Parallel port     |    CN2    | IDE interface  |  J1 pins  |
   |                   |           | LED            |  10 & 11  |
   |-------------------+-----------+----------------+-----------|
   | PS/2 mouse port   |    CN3    | Speaker        |  J1 pins  |
   |                   |           |                |  12 - 15  |
   |-------------------+-----------+----------------+-----------|
   | Serial port 1     |    CN4    | Power LED &    |  J1 pins  |
   |                   |           | keylock        |  17 - 21  |
   |-------------------+-----------+----------------+-----------|
   | Floppy drive      |    CN5    | Soft off power |    J2     |
   | interface         |           | supply         |           |
   |-------------------+-----------+----------------+-----------|
   | IDE interface 2   |    CN6    | Chassis fan    |   JP11    |
   |                   |           | power          |           |
   |-------------------+-----------+----------------+-----------|
   | IDE interface 1   |    CN7    | 32-bit PCI     | PC1 - PC4 |
   |                   |           | slots          |           |
   |-------------------+-----------+----------------+-----------|
   | IR connector      |    IR     | USB connector  |    USB    |
   |-------------------+-----------+----------------+-----------|
   | Reset switch      | J1 pins 1 |                |           |
   |                   |    & 2    |                |           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function               |  Label  |  Position  |
   |-------------------------------------+---------+------------|
   |>> | CMOS memory normal operation    |  JP10   |    Open    |
   |---+---------------------------------+---------+------------|
   |   | CMOS memory clear               |  JP10   |   Closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIMM CONFIGURATION                     |
   |------------------------------------------------------------|
   |            Size            |            Bank 2             |
   |----------------------------+-------------------------------|
   |            8MB             |          (1) 1M x 64          |
   |----------------------------+-------------------------------|
   |            16MB            |          (1) 2M x 64          |
   |----------------------------+-------------------------------|
   |            32MB            |          (1) 4M x 64          |
   |----------------------------+-------------------------------|
   |            64MB            |          (1) 8M x 64          |
   |------------------------------------------------------------|
   | Note: Do not install DIMM and SIMM at the same time.       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       8MB        |    (2) 1M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 2M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 1M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       24MB       |    (2) 2M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 4M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 2M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       40MB       |    (2) 4M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       48MB       |    (2) 4M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 8M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 4M x 36     |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |       72MB       |    (2) 8M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       80MB       |    (2) 8M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       96MB       |    (2) 8M x 36     |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |      128MB       |    (2) 8M x 36     |    (2) 8M x 36     |
   |------------------+--------------------+--------------------|
   |      128MB       |    (2) 16M x 36    |        None        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 DRAM CONFIGURATION (CON'T)                 |
   |------------------------------------------------------------|
   |     Size      |        Bank 0        |       Bank 1        |
   |---------------+----------------------+---------------------|
   |     136MB     |     (2) 16M x 36     |     (2) 1M x 36     |
   |---------------+----------------------+---------------------|
   |     144MB     |     (2) 16M x 36     |     (2) 2M x 36     |
   |---------------+----------------------+---------------------|
   |     160MB     |     (2) 16M x 36     |     (2) 4M x 36     |
   |---------------+----------------------+---------------------|
   |     192MB     |     (2) 16M x 36     |     (2) 8M x 36     |
   |---------------+----------------------+---------------------|
   |     256MB     |     (2) 16M x 36     |    (2) 16M x 36     |
   |------------------------------------------------------------|
   | Note: Board accepts EDO memory. Banks are interchangeable. |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   | Note: 256KB/512KB cache is located on the Pentium Pro CPU. |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CPU SPEED SELECTION                     |
   |------------------------------------------------------------|
   |CPU speed|Clock speed|Multiplier| JP3  | JP4  | JP5  | JP6  |
   |---------+-----------+----------+------+------+------+------|
   | 150MHz  |   60MHz   |   2.5x   | Open |Closed|Closed| Open |
   |---------+-----------+----------+------+------+------+------|
   | 166MHz  |   66MHz   |   2.5x   |Closed| Open | Open |Closed|
   |---------+-----------+----------+------+------+------+------|
   | 180MHz  |   60MHz   |    3x    | Open |Closed|Closed| Open |
   |---------+-----------+----------+------+------+------+------|
   | 200MHz  |   66MHz   |    3x    |Closed| Open | Open |Closed|
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                CPU SPEED SELECTION (CON'T)                 |
   |------------------------------------------------------------|
   |   CPU   |  Clock   | Multiplier |  JP7   |  JP8   |  JP9   |
   |  speed  |  speed   |            |        |        |        |
   |---------+----------+------------+--------+--------+--------|
   | 150MHz  |  60MHz   |    2.5x    | Closed | Closed |  Open  |
   |---------+----------+------------+--------+--------+--------|
   | 166MHz  |  66MHz   |    2.5x    | Closed | Closed |  Open  |
   |---------+----------+------------+--------+--------+--------|
   | 180MHz  |  60MHz   |     3x     | Closed |  Open  | Closed |
   |---------+----------+------------+--------+--------+--------|
   | 200MHz  |  66MHz   |     3x     | Closed |  Open  | Closed |
   +------------------------------------------------------------+