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       # MICRONICS COMPUTERS, INC.
       
          M5PI SYSTEM BOARD
       
          Processor    Pentium                                           
          Processor    60/66MHz                                          
          Speed        
          Chip Set     Intel                                             
          Max. Onboard 128MB                                             
          DRAM         
          Cache        256KB                                             
          BIOS         Phoenix                                           
          Dimensions   330mm x 218mm                                     
          I/O Options  32-bit PCI slots (2), shared PCI/ISA slot, floppy 
                       drive interface, IDE interface (2), parallel      
                       port, serial ports (2)                            
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose              | Location | Purpose       | Location |
          |----------------------+----------+---------------+----------|
          | Shared PCI/ISA slot  |    J6    | Floppy drive  |   J21    |
          |                      |          | interface     |          |
          |----------------------+----------+---------------+----------|
          | External keyboard    |   J10    | Chassis fan   |   J29    |
          | connector            |          | power         |          |
          |----------------------+----------+---------------+----------|
          | Serial port B        |   J11    | IDE interface |   J34    |
          |                      |          | LED           |          |
          |----------------------+----------+---------------+----------|
          | Serial port A        |   J12    | Reset switch  |   J35    |
          |----------------------+----------+---------------+----------|
          | Parallel port        |   J18    | Speaker       |   J36    |
          |----------------------+----------+---------------+----------|
          | PCI IDE interface    |   J19    | Power LED &   |   J37    |
          |                      |          | keylock       |          |
          |----------------------+----------+---------------+----------|
          | IDE interface        |   J20    | Turbo LED     |   J38    |
          |----------------------+----------+---------------+----------|
          | 32-bit local bus     |  S1, S2  |               |          |
          | slots                |          |               |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Factory configured - do not      |   W1   |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |   W2   |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select color        |   W3   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |   W3   |    Open    |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |   W4   |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |   W8   |   Closed   |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |   W9   |   Closed   |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | IRQ 12 disabled                  |  W12   |    Open    |
          |---+----------------------------------+--------+------------|
          |   | IRQ 12 enabled (PS/2 mouse)      |  W12   |   Closed   |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  W13   |   Closed   |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | IRQ 14                           |  W15   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | IRQ 15                           |  W15   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  W18   |   Closed   |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Printer port uses IRQ 7          |  W19   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Printer port uses IRQ 5          |  W19   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | On-board PCI disabled            |  W20   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | On-board PCI enabled             |  W20   |    Open    |
          |---+----------------------------------+--------+------------|
          | » | Normal flash operation           |  W21   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | Flash ROM recovery               |  W21   |    Open    |
          |---+----------------------------------+--------+------------|
          | » | Flash BIOS write protect         |  W22   |    Open    |
          |   | disabled                         |        |            |
          |---+----------------------------------+--------+------------|
          |   | Flash BIOS write protect enabled |  W22   |   Closed   |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  W23   |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | CMOS memory normal               |  W24   |    Open    |
          |---+----------------------------------+--------+------------|
          |   | CMOS memory clear                |  W24   |   Closed   |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  J30   |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  J31   |    Open    |
          |   | alter                            |        |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              IDE INTERFACE DMA CHANNEL SELECT              |
          |------------------------------------------------------------|
          |       DMA        |        W16         |        W17         |
          |------------------+--------------------+--------------------|
          | » |   Disabled   |        Open        |        Open        |
          |---+--------------+--------------------+--------------------|
          |   |  Channel 6   | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |  Channel 7   | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              PARALLEL PORT DMA CHANNEL SELECT              |
          |------------------------------------------------------------|
          |       DMA        |         W6         |         W7         |
          |------------------+--------------------+--------------------|
          | » |   Disabled   |        Open        |        Open        |
          |---+--------------+--------------------+--------------------|
          |   |  Channel 1   | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |  Channel 3   | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |   Bank 2   |   Bank 3   |
          |-------+-------------+------------+------------+------------|
          |  4MB  | (1) 1M x 36 |  (1) 1M x  |  (1) 1M x  |  1M x 36   |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          |  8MB  | (1) 4M x 36 |  (1) 4M x  |    NONE    |    NONE    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 16MB  | (1) 4M x 36 |  (1) 4M x  |  (1) 4M x  |  (1) 4M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 16MB  | (1) 8M x 36 |  (1) 8M x  |    NONE    |    NONE    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 24MB  | (1) 4M x 36 |  (1) 4M x  |  (1) 8M x  |  (1) 8M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 24MB  | (1) 8M x 36 |  (1) 8M x  |  (1) 4M x  |  (1) 4M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 32MB  | (1) 8M x 36 |  (1) 8M x  |  (1) 8M x  |  (1) 8M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 32MB  |  (1) 16M x  | (1) 16M x  |    NONE    |    NONE    |
          |       |     36      |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 40MB  | (1) 4M x 36 |  (1) 4M x  | (1) 16M x  | (1) 16M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 40MB  |  (1) 16M x  | (1) 16M x  |  (1) 4M x  |  (1) 4M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 48MB  | (1) 8M x 36 |  (1) 8M x  | (1) 16M x  | (1) 16M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 48MB  |  (1) 16M x  | (1) 16M x  |  (1) 8M x  |  (1) 8M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 64MB  |  (1) 16M x  | (1) 16M x  | (1) 16M x  | (1) 16M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 64MB  |  (1) 32M x  | (1) 32M x  |    NONE    |    NONE    |
          |       |     36      |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 72MB  | (1) 4M x 36 |  (1) 4M x  | (1) 32M x  | (1) 32M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 72MB  |  (1) 32M x  | (1) 32M x  |  (1) 4M x  |  (1) 4M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 80MB  | (1) 8M x 36 |  (1) 8M x  | (1) 32M x  | (1) 32M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 80MB  |  (1) 32M x  | (1) 32M x  |  (1) 8M x  |  (1) 8M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 96MB  |  (1) 16M x  | (1) 16M x  | (1) 32M x  | (1) 32M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 96MB  |  (1) 32M x  | (1) 32M x  | (1) 16M x  | (1) 16M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 128MB |  (1) 32M x  | (1) 32M x  | (1) 32M x  | (1) 32M x  |
          |       |     36      |     36     |     36     |     36     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  CPU SPEED CONFIGURATION                   |
          |------------------------------------------------------------|
          |    Speed     |      W25      |     W26      |     W27      |
          |--------------+---------------+--------------+--------------|
          |    60MHz     |    Closed     |     Open     |    Closed    |
          |--------------+---------------+--------------+--------------|
          |    66MHz     |     Open      |    Closed    |     Open     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   PCI IDE CONFIGURATION                    |
          |------------------------------------------------------------|
          |              Function               |         W28          |
          |-------------------------------------+----------------------|
          |     Normal PCI slave in slot J6     |  pins 1 & 2 closed   |
          |-------------------------------------+----------------------|
          | IRQ 14 non-inverted card in slot J6 |  pins 2 & 3 closed   |
          |-------------------------------------+----------------------|
          |   IRQ 14 inverted card in slot J6   |  pins 3 & 4 closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   PCI IRQ CONFIGURATION                    |
          |------------------------------------------------------------|
          |      IRQ      |      W5      |     W10      |     W11      |
          |---------------+--------------+--------------+--------------|
          |     IRQ 5     |    Closed    |     Open     |     Open     |
          |---------------+--------------+--------------+--------------|
          |    IRQ 11     |     Open     |    Closed    |     Open     |
          |---------------+--------------+--------------+--------------|
          |    IRQ 15     |     Open     |     Open     |    Closed    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   IDE IRQ CONFIGURATION                    |
          |------------------------------------------------------------|
          |          Function          |              W14              |
          |----------------------------+-------------------------------|
          |       ISA IDE IRQ 15       |       pins 2 & 3 closed       |
          |----------------------------+-------------------------------|
          |       ISA IDE IRQ 14       |       pins 1 & 2 closed       |
          +------------------------------------------------------------+