
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

