(TXT) View Source
       
       # LION COMPUTERS, INC.
       
          486 MINI EISA/VP
       
          Processor   80486SX/80487SX/80486DX/ODP486SX/80486DX2/ODP586SX 
          Processor   16/20/25/33/40/50(internal)/50/66(internal)MHz     
          Speed       
          Chip Set    C & T                                              
          Max.        128MB                                              
          onboard     
          DRAM        
          Cache       128/256/512/1024KB                                 
          BIOS        AMI                                                
          Dimensions  330mm x 218mm                                      
          I/O Options 32-bit VESA local bus slots (2)                    
          NPU Options None                                               
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose          | Location | Purpose           | Location |
          |------------------+----------+-------------------+----------|
          | Turbo LED        |    D7    | Reset switch      |   JP20   |
          |------------------+----------+-------------------+----------|
          | External battery |   JP2    | Speaker           |   JP21   |
          |------------------+----------+-------------------+----------|
          | Turbo switch     |   JP18   | 32-bit VESA local | S1 & S2  |
          |                  |          | bus slots         |          |
          |------------------+----------+-------------------+----------|
          | Power LED &      |   JP19   |                   |          |
          | keylock          |          |                   |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Factory configured - do not      |  JP9   |    Open    |
          |   | alter (VESA host ID select)      |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  JP10  |    Open    |
          |   | alter (VESA host ID select)      |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  JP11  |   Closed   |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select color        |  JP13  |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |  JP13  |    Open    |
          |---+----------------------------------+--------+------------|
          | » | CPU speed ³ 33MHz                |  JP14  | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | CPU speed < 33MHz                |  JP14  | pins 2 & 3 |
          |   |                                  |        |   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         |
          |---------------+----------------------+---------------------|
          |     17MB      |     (4) 256K x 9     |     (4) 4M x 9      |
          |---------------+----------------------+---------------------|
          |     20MB      |      (4) 1M x 9      |     (4) 4M x 9      |
          |---------------+----------------------+---------------------|
          |     32MB      |      (4) 4M x 9      |     (4) 4M x 9      |
          |---------------+----------------------+---------------------|
          |     64MB      |     (4) 16M x 9      |        NONE         |
          |---------------+----------------------+---------------------|
          |     68MB      |      (4) 1M x 9      |     (4) 16M x 9     |
          |---------------+----------------------+---------------------|
          |     96MB      |      (4) 4M x 9      |     (4) 16M x 9     |
          |---------------+----------------------+---------------------|
          |     128MB     |     (4) 16M x 9      |     (4) 16M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |    Bank 1     |      TAG      |
          |------------+---------------+---------------+---------------|
          |   128KB    |  (4) 32K x 8  |     NONE      |  (1) 8K x 8   |
          |------------+---------------+---------------+---------------|
          |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (1) 32K x 8  |
          |------------+---------------+---------------+---------------|
          |   512KB    | (4) 128K x 8  |     NONE      | (1) 128K x 8  |
          |------------+---------------+---------------+---------------|
          |    1MB     | (4) 128K x 8  | (4) 128K x 8  | (1) 128K x 8  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |  Size  |  JP5   |   JP6   |  JP7   |  JP8   |     JP12     |
          |--------+--------+---------+--------+--------+--------------|
          | 128KB  | 2 & 3  |  Open   | Closed |  Open  | 1 & 2, 3 & 4 |
          |--------+--------+---------+--------+--------+--------------|
          | 256KB  | 2 & 3  | Closed  | Closed | Closed | 1 & 2, 4 & 5 |
          |--------+--------+---------+--------+--------+--------------|
          | 512KB  | 1 & 2  | Closed  |  Open  | Closed | 2 & 3, 4 & 5 |
          |--------+--------+---------+--------+--------+--------------|
          |  1MB   | 2 & 3  | Closed  | Closed | Closed | 1 & 2, 4 & 5 |
          |------------------------------------------------------------|
          | Note:Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |    Type     |     JP15      |             JP16             |
          |-------------+---------------+------------------------------|
          |   80486SX   |     Open      |      pins 2 & 3 closed       |
          |-------------+---------------+------------------------------|
          |   80487SX   |  pins 2 & 3   |   pins 1 & 2, 3 & 4 closed   |
          |             |    closed     |                              |
          |-------------+---------------+------------------------------|
          |  ODP486SX   |  pins 1 & 2   |   pins 1 & 2, 3 & 4 closed   |
          |             |    closed     |                              |
          |-------------+---------------+------------------------------|
          |   80486DX   |  pins 1 & 2   |   pins 1 & 2, 3 & 4 closed   |
          |             |    closed     |                              |
          |-------------+---------------+------------------------------|
          |  80486DX2   |  pins 1 & 2   |   pins 1 & 2, 3 & 4 closed   |
          |             |    closed     |                              |
          |-------------+---------------+------------------------------|
          |  ODP586SX   |  pins 1 & 2   |   pins 1 & 2, 3 & 4 closed   |
          |             |    closed     |                              |
          |------------------------------------------------------------|
          | Note:The ODP586SX chip is not supported by earlier         |
          | revisions of this system board.                            |
          +------------------------------------------------------------+