(TXT) View Source
       
       # TMC RESEARCH CORPORATION
       
          PAT48PX (LOCAL BUS)
       
          Processor       80486SX/80487SX/80486DX/ODP486SX/80486DX2      
          Processor Speed 20/25/33/40(internal)/50/66(internal)MHz       
          Chip Set        OPTI                                           
          Max. Onboard    32MB                                           
          DRAM            
          Cache           64/128/256KB                                   
          BIOS            AMI                                            
          Dimensions      330mm x 218mm                                  
          I/O Options     32-bit external memory card slot, 32-bit local 
                          bus card slots (2)                             
          NPU Options     4167                                           
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose        | Location  | Purpose          |  Location  |
          |----------------+-----------+------------------+------------|
          | External       |    J10    | IDE LED in       |  J23 pins  |
          | battery        |           |                  |  10 & 20   |
          |----------------+-----------+------------------+------------|
          | Speaker        | J23 pins  | Power LED &      |  J23 pins  |
          |                |   1 - 4   | keylock          |  11 - 15   |
          |----------------+-----------+------------------+------------|
          | Turbo switch   | J23 pins  | IDE LED out      |    JP12    |
          |                |  7 & 17   |                  |            |
          |----------------+-----------+------------------+------------|
          | Turbo LED      | J23 pins  | 32-bit local bus | LB1 & LB2  |
          |                |  8 & 18   | card             |            |
          |----------------+-----------+------------------+------------|
          | Reset switch   | J23 pins  | 32-bit external  |     S1     |
          |                |  9 & 19   | memory card      |            |
          |------------------------------------------------------------|
          | Note:Local bus slots may also be used as normal ISA slots. |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Monitor type select color        |  JP1   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |  JP1   |    Open    |
          |---+----------------------------------+--------+------------|
          | » | CMOS memory normal operation     |  JP2   | pins 2 & 3 |
          |   | (internal battery)               |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | CMOS memory normal operation     |  JP2   |    Open    |
          |   | (external battery at J4)         |        |            |
          |---+----------------------------------+--------+------------|
          |   | CMOS memory clear                |  JP2   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Bus speed select CLKIN/4         |  JP3   |    Open    |
          |---+----------------------------------+--------+------------|
          |   | Bus speed select CLKIN/6         |  JP3   |   Closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       1MB        |    (4) 256K x 9    |        NONE        |
          |------------------+--------------------+--------------------|
          |       2MB        |    (4) 256K x 9    |    (4) 256K x 9    |
          |------------------+--------------------+--------------------|
          |       4MB        |     (4) 1M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       5MB        |    (4) 256K x 9    |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       16MB       |     (4) 4M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       20MB       |     (4) 4M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  | Bank 0  | Bank 1 |   TAG   |   TAG   |  Resistor   |
          |       |         |        |  (U33)  |  (U34)  |  Installed  |
          |-------+---------+--------+---------+---------+-------------|
          | 64KB  | (4) 8K  | (4) 8K | (1) 4K  | (1) 8K  |     RND     |
          |       |   x 8   |  x 8   |   x 1   |   x 8   |             |
          |-------+---------+--------+---------+---------+-------------|
          | 64KB  | (4) 8K  | (4) 8K | (1) 16K | (1) 8K  |     RND     |
          |       |   x 8   |  x 8   |   x 1   |   x 8   |             |
          |-------+---------+--------+---------+---------+-------------|
          | 64KB  | (4) 8K  | (4) 8K | (1) 64K | (1) 8K  |     RND     |
          |       |   x 8   |  x 8   |   x 1   |   x 8   |             |
          |-------+---------+--------+---------+---------+-------------|
          | 128KB | (4) 32K |  NONE  | (1) 16K | (1) 8K  |     RNF     |
          |       |   x 8   |        |   x 1   |   x 8   |             |
          |-------+---------+--------+---------+---------+-------------|
          | 128KB | (4) 32K |  NONE  | (1) 64K | (1) 8K  |     RNF     |
          |       |   x 8   |        |   x 1   |   x 8   |             |
          |-------+---------+--------+---------+---------+-------------|
          | 256KB | (4) 32K |  (4)   | (1) 16K | (1) 32K |     RNE     |
          |       |   x 8   | 32K x  |   x 1   |   x 8   |             |
          |       |         |   8    |         |         |             |
          |-------+---------+--------+---------+---------+-------------|
          | 256KB | (4) 32K |  (4)   | (1) 64K | (1) 32K |     RNE     |
          |       |   x 8   | 32K x  |   x 1   |   x 8   |             |
          |       |         |   8    |         |         |             |
          |------------------------------------------------------------|
          | Notes: If DRAM is £ 16MB, all cache sizes may be           |
          | installed, if DRAM is > 16MB and £ 32MB,                   |
          |                                                            |
          | 128 or 256KB cache must be installed, if DRAM > 32MB,      |
          | 256KB cache must be installed.                             |
          |                                                            |
          | (Memory over 32MB would be installed on the proprietary    |
          | external memory card.)                                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |   Type    |      RNA       |      RNB      |      RNC      |
          |-----------+----------------+---------------+---------------|
          |  80486SX  | Not installed  | Not installed |   Installed   |
          |-----------+----------------+---------------+---------------|
          |  80487SX  | Not installed  |   Installed   | Not installed |
          |-----------+----------------+---------------+---------------|
          | ODP486SX  | Not installed  |   Installed   | Not installed |
          |-----------+----------------+---------------+---------------|
          |  80486DX  |   Installed    | Not installed | Not installed |
          |-----------+----------------+---------------+---------------|
          | 80486DX2  |   Installed    | Not installed | Not installed |
          +------------------------------------------------------------+