
ACER, INC.

AP5V

Device Type          Mainboard
Processor            Pentium
Processor Speed      75/90/100/120/133/150/166/200MHz
Chip Set             Intel 430VX
Video Chip Set       None
Maximum Onboard      128MB (EDO & SDRAM supported)
Memory
Maximum Video Memory None
Cache                256/512KB
BIOS                 AMI
Dimensions           280mm x 220mm
I/O Options          32-bit PCI slots (4), floppy drive interface, IDE
                     interfaces (2), parallel port, PS/2 mouse port, serial
                     ports (2), VRM connector, USB connector

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Front panel connector       C1       IDE interface 1            CN6

  IDE interface LED           C2       PS/2 mouse interface       CN7

  Serial port 1              CN1       Chassis fan power          CN12

  Serial port 2              CN2       32-bit PCI slots         PC1  PC4

  Parallel port              CN3       USB connector              USB

  Floppy drive interface     CN4       VRM connector              VRM

  IDE interface 2            CN5

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     CMOS memory normal operation         JP12        Pins 1 & 2 closed

      CMOS memory clear                    JP12        Pins 2 & 3 closed

     On board I/O enabled                 JP13        Pins 1 & 2 closed

      On board I/O disabled                JP13        Pins 2 & 3 closed

     ISA clock select CLK/3               JP14        Pins 1 & 2 closed

      ISA clock select CLK/4               JP14        Pins 2 & 3 closed

     PS/2 mouse enabled                   JP15        Pins 1 & 2 closed

      PS/2 mouse disabled                  JP15        Pins 2 & 3 closed

     Flash BIOS voltage select 5v         JP16        Pins 2 & 3 closed

      Flash BIOS voltage select 12v        JP16        Pins 1 & 2 closed

     Factory configured - do not          JP17          Unidentified
      alter

     Factory configured - do not          JP18          Unidentified
      alter

     Factory configured - do not          JP20          Unidentified
      alter

     Factory configured - do not          JP21          Unidentified
      alter

     Factory configured - do not          JP22          Unidentified
      alter

     Factory configured - do not          JP23          Unidentified
      alter

     Keyboard clock select 8MHz           JP24        Pins 1 & 2 closed

      Keyboard clock select 12MHz          JP24        Pins 2 & 3 closed

                  DIMM CONFIGURATION

       Size            Bank 0            Bank 1

       8MB           (1) 1M x 64          None

       16MB          (1) 2M x 64          None

       16MB          (1) 1M x 64       (1) 1M x 64

       24MB          (1) 2M x 64       (1) 1M x 64

       32MB          (1) 4M x 64          None

       32MB          (1) 2M x 64       (1) 2M x 64

       40MB          (1) 4M x 64       (1) 1M x 64

       48MB          (1) 4M x 64       (1) 2M x 64

       64MB          (1) 8M x 64          None

       64MB          (1) 4M x 64       (1) 4M x 64

       72MB          (1) 8M x 64       (1) 1M x 64

       80MB          (1) 8M x 64       (1) 2M x 64

       96MB          (1) 8M x 64       (1) 4M x 64

      128MB          (1) 8M x 64       (1) 8M x 64

            Note: Board accepts EDO & SDRAM memory.

                            DIMM CONFIGURATION

           Type                      JP8                     JP9

            SDRAM                  Open                    Open

              EDO            Pins 1 & 2, 3 & 4, 5    Pins 1 & 2, 3 & 4, 5
                                 & 6 closed              & 6 closed

      CACHE CONFIGURATION

      Size          Bank 0

     256KB       (2) 32K x 32

     512KB       (2) 64K x 32

                            CPU SPEED SELECTION

  CPU speed     Clock     Multiplier     JP1      JP2      JP3      JP4
               speed

   75MHz       50MHz         1.5x       1 & 2    1 & 2    1 & 2    1 & 2

   90MHz       60MHz         1.5x       1 & 2    1 & 2    2 & 3    1 & 2

   100MHz      66MHz         1.5x       1 & 2    1 & 2    1 & 2    2 & 3

   120MHz      60MHz          2x        1 & 2    2 & 3    2 & 3    1 & 2

   133MHz      66MHz          2x        1 & 2    2 & 3    1 & 2    2 & 3

   150MHz      60MHz         2.5x       2 & 3    2 & 3    2 & 3    1 & 2

   166MHz      66MHz         2.5x       2 & 3    2 & 3    1 & 2    2 & 3

   200MHz      66MHz          3x        2 & 3    1 & 2    1 & 2    2 & 3

  Note: Pins designated should be in the closed position.

                            CPU TYPE SELECTION

           Type                     JP5                      JP6

            P54C           Pins 1 & 2, 3 & 4, 5     Pins 1 & 2, 3 & 4, 5
                                 & 6 closed              & 6 closed

             P55C                   Open                    Open

          CPU VOLTAGE SELECTION

       Voltage               JP7

        3.45v         Pins 1 & 2 closed

        3.52v         Pins 2 & 3 closed

                           DMA CHANNEL SELECTION

         Channel                   JP10                     JP11

              1             Pins 2 & 3 closed        Pins 2 & 3 closed

             3             Pins 1 & 2 closed        Pins 1 & 2 closed

