ACER, INC.

V12C

Processor                   Pentium
Processor Speed             60MHz
Chip Set                    Intel
Video Chip Set              None
Maximum Onboard Memory      128MB
Maximum Video Memory        None
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

[Image]

                                CONNECTIONS

  Purpose               Location       Purpose                 Location

  ID3P Power LED &    C03 pins 1 - 4   Parallel port              CN3
  keylock

  ID3P Reset switch   C03 pins 7 & 8   Floppy drive               CN4
                                       interface

  Power LED &         C04 pins 1 - 5   IDE interface              CN5
  keylock

  Speaker              C04 pins 7 -    PS/2 mouse port            CN7
                           10

  Turbo LED           C04 pins 12 &    IDE interface LED          J1
                           13

  Turbo switch        C04 pins 15 -    Chassis fan power          J2
                           17

  Reset switch        C04 pins 19 &    Keyboard & PS/2 mouse      J3
                           20          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 alter       CN6       Pins 1 & 3, 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 alter      JP13       Pins 2 & 3 closed

  »   Factory configured - do not alter      JP14       Pins 2 & 3 closed

  »   Factory configured - do not alter      JP15       Pins 1 & 2 closed

  »   Factory configured - do not alter      JP16       Pins 2 & 3 closed

  »   Factory configured - do not alter      JP17       Pins 1 & 2 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