TYAN COMPUTER CORPORATION
=========================

   S1466

   Processor         Pentium                                      
   Processor Speed   75/90/100/120/133MHz                         
   Chip Set          Unidentified                                 
   Max. Onboard DRAM 128MB                                        
   Cache             256/512KB                                    
   BIOS              AMI/Award                                    
   Dimensions        254mm x 218mm                                
   I/O Options       32-bit PCI slots (4), IDE interfaces (2)     
   NPU Options       None                                         

<gopher://bitreich.org/I/th99/m/S-T/32588-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose                | Location | Purpose     | Location |
   |------------------------+----------+-------------+----------|
   | IDE interface          |   CN1    | Turbo LED   |   J21    |
   | (primary)              |          |             |          |
   |------------------------+----------+-------------+----------|
   | IDE interface          |   CN2    | Power LED & |   J25    |
   | (secondary)            |          | keylock     |          |
   |------------------------+----------+-------------+----------|
   | Turbo switch           |   J16    | Speaker     |   J26    |
   |------------------------+----------+-------------+----------|
   | Reset switch           |   J17    | 32-bit PCI  |  PC1 -   |
   |                        |          | slots       |   PC4    |
   |------------------------+----------+-------------+----------|
   | IDE interface LED      |   J20    |             |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper |  Position  |
   |--------------------------------------+--------+------------|
   |>> | Factory configured - do not      |   J7   | pins 2 & 3 |
   |   | alter                            |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |   J8   | pins 1 & 2 |
   |   | alter                            |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |   J9   | pins 1 & 2 |
   |   | alter                            |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | CMOS memory normal operation     |  J10   |    Open    |
   |---+----------------------------------+--------+------------|
   |   | CMOS memory clear                |  J10   |   Closed   |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J13   | pins 2 & 3 |
   |   | alter                            |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J15   |    N/A     |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J24   |    N/A     |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J27   |    N/A     |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J28   |    N/A     |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J29   |    N/A     |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J30   |    N/A     |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  J31   |   Closed   |
   |   | alter                            |        |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       4MB        |   (2) 512K x 36    |        NONE        |
   |------------------+--------------------+--------------------|
   |       8MB        |   (2) 512K x 36    |   (2) 512K x 36    |
   |------------------+--------------------+--------------------|
   |       8MB        |    (2) 1M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |       12MB       |    (2) 1M x 36     |   (2) 512K x 36    |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 1M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 2M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |       24MB       |    (2) 2M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 2M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 4M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |       40MB       |    (2) 4M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       48MB       |    (2) 4M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 4M x 36     |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 8M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |       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     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |            Size            |            Bank 0             |
   |----------------------------+-------------------------------|
   |           256KB            |         (4) 32K x 16          |
   |----------------------------+-------------------------------|
   |           512KB            |         (4) 64K x 16          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   |    Size    |        J1         |     J22     |     J23     |
   |------------+-------------------+-------------+-------------|
   |   256KB    | pins 2 & 3 closed |    Open     |   Closed    |
   |------------+-------------------+-------------+-------------|
   |   512KB    | pins 1 & 2 closed |   Closed    |    Open     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |     Speed     |     J14      |     J18      |     J19      |
   |---------------+--------------+--------------+--------------|
   |     75MHz     |     Open     |    Closed    |    Closed    |
   |---------------+--------------+--------------+--------------|
   |     90MHz     |     Open     |     Open     |    Closed    |
   |---------------+--------------+--------------+--------------|
   |    100MHz     |     Open     |    Closed    |     Open     |
   |---------------+--------------+--------------+--------------|
   |    120MHz     |    Closed    |     Open     |    Closed    |
   |---------------+--------------+--------------+--------------|
   |    133MHz     |    Closed    |    Closed    |     Open     |
   +------------------------------------------------------------+