(TXT) View Source
       
       # COMPUTREND SYSTEMS, INC.
       
          PCI PENTIUM AL1 (586ALI)
       
          Processor         Pentium                                      
          Processor Speed   60/66MHz                                     
          Chip Set          ALI                                          
          Max. Onboard DRAM 160MB                                        
          Cache             256/512/1024KB                               
          BIOS              AMI                                          
          Dimensions        330mm x 220mm                                
          I/O Options       32-bit PCI slots (4), green PC connector     
          NPU Options       None                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose       | Location  | Purpose           |  Location  |
          |---------------+-----------+-------------------+------------|
          | External      |    JB     | Reset switch      |  JFP pins  |
          | battery       |           |                   |  19 & 20   |
          |---------------+-----------+-------------------+------------|
          | Chassis fan   |   JFAN    | Green PC          |    JG1     |
          | power         |           | connector         |            |
          |               |           | (monitor)         |            |
          |---------------+-----------+-------------------+------------|
          | Power LED &   | JFP pins  | Green PC LED      |    JG2     |
          | keylock       |   1 - 5   |                   |            |
          |---------------+-----------+-------------------+------------|
          | Speaker       | JFP pins  | Green PC          |    JG3     |
          |               |  7 - 10   | connector         |            |
          |---------------+-----------+-------------------+------------|
          | Turbo LED     | JFP pins  | 32-bit PCI slots  | PC1 - PC4  |
          |               |  12 & 13  |                   |            |
          |---------------+-----------+-------------------+------------|
          | Turbo switch  | JFP pins  |                   |            |
          |               |  15 - 17  |                   |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Power good signal detect from    |  JP1   | Pins 2 & 3 |
          |   | board                            |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Power good signal detect from    |  JP1   | Pins 1 & 2 |
          |   | power supply                     |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Flash BIOS voltage select 12v    |  JP2   | Pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Flash BIOS voltage select 5v     |  JP2   | Pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | ADS normal operation             |  JP5   | Pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | ADS delay                        |  JP5   | Pins 2 & 3 |
          |   |                                  |        |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |    Bank 1     |    Bank 2     |
          |------------+---------------+---------------+---------------|
          |    2MB     | (2) 256K x 36 |     NONE      |     NONE      |
          |------------+---------------+---------------+---------------|
          |    4MB     | (2) 256K x 36 | (2) 256K x 36 |     NONE      |
          |------------+---------------+---------------+---------------|
          |    4MB     | (2) 512K x 36 |     NONE      |     NONE      |
          |------------+---------------+---------------+---------------|
          |    6MB     | (2) 256K x 36 | (2) 512K x 36 |     NONE      |
          |------------+---------------+---------------+---------------|
          |    8MB     | (2) 512K x 36 | (2) 512K x 36 |     NONE      |
          |------------+---------------+---------------+---------------|
          |    10MB    |  (2) 1M x 36  | (2) 256K x 36 |     NONE      |
          |------------+---------------+---------------+---------------|
          |    12MB    | (2) 512K x 36 |  (2) 1M x 36  |     NONE      |
          |------------+---------------+---------------+---------------|
          |    14MB    | (2) 256K x 36 | (2) 512K x 36 |  (2) 1M x 36  |
          |------------+---------------+---------------+---------------|
          |    16MB    |  (2) 1M x 36  |  (2) 1M x 36  |     NONE      |
          |------------+---------------+---------------+---------------|
          |    16MB    |  (2) 2M x 36  |     NONE      |     NONE      |
          |------------+---------------+---------------+---------------|
          |    18MB    |  (2) 2M x 36  | (2) 256K x 36 |     NONE      |
          |------------+---------------+---------------+---------------|
          |    18MB    |  (2) 1M x 36  |  (2) 1M x 36  | (2) 256K x 36 |
          |------------+---------------+---------------+---------------|
          |    20MB    |  (2) 1M x 36  |  (2) 1M x 36  | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |    20MB    |  (2) 2M x 36  | (2) 512K x 36 |     NONE      |
          |------------+---------------+---------------+---------------|
          |    22MB    |  (2) 2M x 36  | (2) 512K x 36 | (2) 256K x 36 |
          |------------+---------------+---------------+---------------|
          |    24MB    |  (2) 2M x 36  |  (2) 1M x 36  |     NONE      |
          |------------+---------------+---------------+---------------|
          |    24MB    |  (2) 1M x 36  |  (2) 1M x 36  |  (2) 1M x 36  |
          |------------+---------------+---------------+---------------|
          |    26MB    |  (2) 2M x 36  |  (2) 1M x 36  | (2) 256K x 36 |
          |------------+---------------+---------------+---------------|
          |    28MB    |  (2) 2M x 36  |  (2) 1M x 36  | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |    32MB    |  (2) 4M x 36  |     NONE      |     NONE      |
          |------------+---------------+---------------+---------------|
          |    32MB    |  (2) 2M x 36  |  (2) 2M x 36  |     NONE      |
          |------------+---------------+---------------+---------------|
          |    34MB    |  (2) 4M x 36  | (2) 256K x 36 |     NONE      |
          |------------+---------------+---------------+---------------|
          |    38MB    |  (2) 4M x 36  | (2) 256K x 36 | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |    40MB    |  (2) 4M x 36  |  (2) 1M x 36  |     NONE      |
          |------------+---------------+---------------+---------------|
          |    40MB    |  (2) 4M x 36  | (2) 512K x 36 | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |    42MB    |  (2) 4M x 36  |  (2) 1M x 36  | (2) 256K x 36 |
          |------------+---------------+---------------+---------------|
          |    44MB    |  (2) 4M x 36  |  (2) 1M x 36  | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |    48MB    |  (2) 4M x 36  |  (2) 2M x 36  |     NONE      |
          |------------+---------------+---------------+---------------|
          |    48MB    |  (2) 4M x 36  |  (2) 1M x 36  |  (2) 1M x 36  |
          |------------+---------------+---------------+---------------|
          |    50MB    |  (2) 4M x 36  |  (2) 2M x 36  | (2) 256K x 36 |
          |------------+---------------+---------------+---------------|
          |    52MB    |  (2) 4M x 36  |  (2) 2M x 36  | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |    56MB    |  (2) 4M x 36  |  (2) 2M x 36  |  (2) 1M x 36  |
          |------------+---------------+---------------+---------------|
          |    64MB    |  (2) 8M x 36  |     NONE      |     NONE      |
          |------------+---------------+---------------+---------------|
          |    64MB    |  (2) 4M x 36  |  (2) 4M x 36  |     NONE      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |    Bank 1     |    Bank 2     |
          |------------+---------------+---------------+---------------|
          |    66MB    |  (2) 8M x 36  | (2) 256K x 36 |     NONE      |
          |------------+---------------+---------------+---------------|
          |    66MB    |  (2) 4M x 36  |  (2) 4M x 36  | (2) 256K x 36 |
          |------------+---------------+---------------+---------------|
          |    68MB    |  (2) 8M x 36  | (2) 512K x 36 |     NONE      |
          |------------+---------------+---------------+---------------|
          |    68MB    |  (2) 4M x 36  |  (2) 4M x 36  | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |    70MB    |  (2) 8M x 36  | (2) 256K x 36 | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |    72MB    |  (2) 8M x 36  | (2) 512K x 36 | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |    74MB    |  (2) 8M x 36  |  (2) 1M x 36  | (2) 256K x 36 |
          |------------+---------------+---------------+---------------|
          |    76MB    |  (2) 8M x 36  | (2) 512K x 36 |  (2) 1M x 36  |
          |------------+---------------+---------------+---------------|
          |    80MB    |  (2) 8M x 36  |  (2) 2M x 36  |     NONE      |
          |------------+---------------+---------------+---------------|
          |    80MB    |  (2) 8M x 36  |  (2) 1M x 36  |  (2) 1M x 36  |
          |------------+---------------+---------------+---------------|
          |    82MB    |  (2) 8M x 36  |  (2) 2M x 36  | (2) 256K x 36 |
          |------------+---------------+---------------+---------------|
          |    84MB    |  (2) 8M x 36  |  (2) 2M x 36  | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |    88MB    |  (2) 8M x 36  |  (2) 2M x 36  |  (2) 1M x 36  |
          |------------+---------------+---------------+---------------|
          |    96MB    |  (2) 8M x 36  |  (2) 4M x 36  |     NONE      |
          |------------+---------------+---------------+---------------|
          |    96MB    |  (2) 4M x 36  |  (2) 4M x 36  |  (2) 4M x 36  |
          |------------+---------------+---------------+---------------|
          |    96MB    |  (2) 8M x 36  |  (2) 2M x 36  |  (2) 2M x 36  |
          |------------+---------------+---------------+---------------|
          |    98MB    |  (2) 8M x 36  |  (2) 4M x 36  | (2) 256K x 36 |
          |------------+---------------+---------------+---------------|
          |   100MB    |  (2) 8M x 36  |  (2) 4M x 36  | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |   104MB    |  (2) 8M x 36  |  (2) 4M x 36  |  (2) 1M x 36  |
          |------------+---------------+---------------+---------------|
          |   112MB    |  (2) 8M x 36  |  (2) 4M x 36  |  (2) 2M x 36  |
          |------------+---------------+---------------+---------------|
          |   128MB    |  (2) 8M x 36  |  (2) 4M x 36  |  (2) 4M x 36  |
          |------------+---------------+---------------+---------------|
          |   128MB    |  (2) 8M x 36  |  (2) 8M x 36  |     NONE      |
          |------------+---------------+---------------+---------------|
          |   130MB    |  (2) 8M x 36  |  (2) 8M x 36  | (2) 256K x 36 |
          |------------+---------------+---------------+---------------|
          |   130MB    | (2) 16M x 36  | (2) 256K x 36 |     NONE      |
          |------------+---------------+---------------+---------------|
          |   132MB    |  (2) 8M x 36  |  (2) 8M x 36  | (2) 512K x 36 |
          |------------+---------------+---------------+---------------|
          |   136MB    |  (2) 8M x 36  |  (2) 8M x 36  |  (2) 1M x 36  |
          |------------+---------------+---------------+---------------|
          |   160MB    |  (2) 8M x 36  |  (2) 8M x 36  |  (2) 8M x 36  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |        TAG         |
          |------------------+--------------------+--------------------|
          |      256KB       |    (8) 32K x 8     | (1) 8K/16K/32K x 8 |
          |------------------+--------------------+--------------------|
          |      512KB       |    (8) 64K x 8     |  (1) 16K/32K x 8   |
          |------------------+--------------------+--------------------|
          |       1MB        |    (8) 128K x 8    |    (1) 32K x 8     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |       Size       |        JS1         |        JS2         |
          |------------------+--------------------+--------------------|
          |      256KB       | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |      512KB       | Pins 2 & 3 closed  | Pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       1MB        | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |       Size       |        JS1         |        JS2         |
          |------------------+--------------------+--------------------|
          |      256KB       | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |      512KB       | Pins 2 & 3 closed  | Pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       1MB        | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  CPU SPEED CONFIGURATION                   |
          |------------------------------------------------------------|
          |            Speed             |             JK1             |
          |------------------------------+-----------------------------|
          |            60MHz             |            Open             |
          |------------------------------+-----------------------------|
          |            66MHz             |           Closed            |
          +------------------------------------------------------------+