ACER, INC.
==========

   V12C

   Processor        Pentium                                       
   Processor Speed  60MHz                                         
   Chip Set         Intel                                         
   Video Chip Set   None                                          
   Maximum Onboard  128MB                                         
   Memory           
   Maximum Video    None                                          
   Memory           
   Cache            256KB                                         
   BIOS             Acer                                          
   Dimensions       330mm x 218mm                                 
   I/O Options      32-bit PCI slots (3), floppy drive interface, 
                    IDE interface, parallel port, PS/2 mouse      
                    port, serial ports (2)                        
   NPU Options      None                                          

<gopher://bitreich.org/I/th99/m/A-B/34199-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose        |  Location  | Purpose           | Location |
   |----------------+------------+-------------------+----------|
   | ID3P Power LED | C03 pins 1 | Parallel port     |   CN3    |
   | & keylock      |    - 4     |                   |          |
   |----------------+------------+-------------------+----------|
   | ID3P Reset     | C03 pins 7 | Floppy drive      |   CN4    |
   | switch         |    & 8     | interface         |          |
   |----------------+------------+-------------------+----------|
   | Power LED &    | C04 pins 1 | IDE interface     |   CN5    |
   | keylock        |    - 5     |                   |          |
   |----------------+------------+-------------------+----------|
   | Speaker        | C04 pins 7 | PS/2 mouse port   |   CN7    |
   |                |    - 10    |                   |          |
   |----------------+------------+-------------------+----------|
   | Turbo LED      |  C04 pins  | IDE interface LED |    J1    |
   |                |  12 & 13   |                   |          |
   |----------------+------------+-------------------+----------|
   | Turbo switch   |  C04 pins  | Chassis fan power |    J2    |
   |                |  15 - 17   |                   |          |
   |----------------+------------+-------------------+----------|
   | Reset switch   |  C04 pins  | Keyboard & PS/2   |    J3    |
   |                |  19 & 20   | mouse connector   |          |
   |----------------+------------+-------------------+----------|
   | Serial port 1  |    CN1     | 32-bit PCI slots  |  PC1 -   |
   |                |            |                   |   PC3    |
   |----------------+------------+-------------------+----------|
   | Serial port 2  |    CN2     |                   |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function               | Label |   Position   |
   |-------------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  CN6  | Pins 1 & 3,  |
   |   | alter                           |       | 2 & 4 closed |
   |---+---------------------------------+-------+--------------|
   |   | MIO CTLR enabled                |  JP4  |  Pins 1 & 2  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | MIO CTLR disabled               |  JP4  |  Pins 2 & 3  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | BIOS type select Acer           |  JP5  |  Pins 1 & 2  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | BIOS type select OEM            |  JP5  |  Pins 2 & 3  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Password disabled               |  JP6  |  Pins 2 & 3  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Password enabled                |  JP6  |  Pins 1 & 2  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | PS/2 mouse IRQ12 enabled        |  JP9  |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | PS/2 mouse IRQ12 disabled       |  JP9  |     Open     |
   |---+---------------------------------+-------+--------------|
   |   | ECP mode enabled                | JP10  |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | ECP mode disabled               | JP10  |     Open     |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP13  |  Pins 2 & 3  |
   |   | alter                           |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP14  |  Pins 2 & 3  |
   |   | alter                           |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP15  |  Pins 1 & 2  |
   |   | alter                           |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP16  |  Pins 2 & 3  |
   |   | alter                           |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP17  |  Pins 1 & 2  |
   |   | alter                           |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |>> | P54C pipeline enabled           | JP21  |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | P54C pipeline disabled          | JP21  |     Open     |
   |---+---------------------------------+-------+--------------|
   |>> | Cache type select write back    | JP22  |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | Cache type select write through | JP22  |     Open     |
   |---+---------------------------------+-------+--------------|
   |>> | Keylock disabled                | JP23  |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | Keylock enabled                 | JP23  |     Open     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       8MB        |    (2) 1M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 2M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 1M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       24MB       |    (2) 2M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 4M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 2M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       40MB       |    (2) 4M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       48MB       |    (2) 4M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 8M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 4M x 36     |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |       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                     |
   |------------------------------------------------------------|
   | Note: 256KB cache is factory installed and is not          |
   | configurable.                                              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CPU SPEED SELECTION                     |
   |------------------------------------------------------------|
   |           Speed            |             JP18              |
   |----------------------------+-------------------------------|
   |           60MHz            |       Pins 1 & 2 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU MULTIPLIER SELECTION                  |
   |------------------------------------------------------------|
   |         Multiplier         |             JP24              |
   |----------------------------+-------------------------------|
   |            1.5x            |       Pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |             2x             |       Pins 2 & 3 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   DMA CHANNEL SELECTION                    |
   |------------------------------------------------------------|
   |     Channel      |        JP8         |        JP12        |
   |------------------+--------------------+--------------------|
   |        1         | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
   |------------------+--------------------+--------------------|
   |        3         | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
   +------------------------------------------------------------+