
ACER, INC.

AP5C/P

Processor             Pentium
Processor Speed       75/90/100/120/133/150/166MHz
Chip Set              Intel
Video Chip Set        None
Maximum Onboard       128MB (EDO supported)
Memory
Maximum Video Memory  None
Cache                 256/512KB
BIOS                  AMI
Dimensions            330mm x 220mm
I/O Options           32-bit PCI slots (4), floppy drive interface, green
                      PC connector, IDE interfaces (2), parallel port,
                      PS/2 mouse port, serial ports (2), cache slot
NPU Options           None

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                 Location

  Parallel port             CN1       Chassis fan power         CN14

  Serial port 1             CN2       Power LED &           CN15 pins 1 -
                                      keylock                    5

  Serial port 2             CN3       Speaker               CN15 pins 7 -
                                                                 10

  Floppy drive              CN4       Turbo/green PC LED   CN15 pins 12 -
  interface                                                      13

  IDE interface 1           CN5       Green PC connector   CN15 pins 15 -
                                                                 17

  IDE interface 2           CN6       Reset switch         CN15 pins 19 &
                                                                 20

  PS/2 mouse port           CN7       32-bit PCI slots       PC1 - PC4

  IDE interface LED         CN8       Cache slot                SL1

  Chassis fan power        CN13

  Note: If connector for CN8 is 12-pin, connect red wire to pin 11.

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

      On board I/O controller enabled       JP3        Pins 1 & 2 closed

      On board I/O controller               JP3        Pins 2 & 3 closed
      disabled

      PS/2 mouse enabled                    JP4             Closed

      PS/2 mouse disabled                   JP4              Open

     Flash BIOS voltage select 5v          JP9        Pins 1 & 2 closed

      Flash BIOS voltage select 12v         JP9        Pins 2 & 3 closed

      Jumper information unidentified       JP10         Unidentified

     CMOS memory normal operation          JP12       Pins 1 & 2 closed

      CMOS memory clear                     JP12       Pins 2 & 3 closed

             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

  Note: Board also accepts x 32 SIMMs.

                            CACHE CONFIGURATION

    Size        Bank 0       Bank 1          TAG               SL1

  256KB (A)    (4) 32K x    (4) 32K x   (1) 16K/32K x     Not installed
                   8           8              8

  256KB (B)      None         None          None            Installed

    512KB      (4) 64K x    (4) 64K x   (1) 16K/32K x     Not installed
                   8           8              8

        CACHE JUMPER CONFIGURATION

        Size                 JP7

      256KB (A)       Pins 1 & 2 closed

      256KB (B)       Pins 1 & 2 closed

        512KB         Pins 2 & 3 closed

                            CPU SPEED SELECTION

     Speed              JP5                JP6                 JP8

     75MHz           Pins 1 & 2       Pins 1 & 2, 3 &   Pins 1 & 2, 3 & 4
                       closed            4 closed            closed

     90MHz           Pins 2 & 3         Pins 1 & 2      Pins 1 & 2, 3 & 4
                       closed             closed             closed

     100MHz          Pins 2 & 3         Pins 3 & 4      Pins 1 & 2, 3 & 4
                       closed             closed             closed

     120MHz          Pins 2 & 3         Pins 1 & 2      Pins 3 & 4, 5 & 6
                       closed             closed             closed

     133MHz          Pins 2 & 3         Pins 3 & 4      Pins 3 & 4, 5 & 6
                       closed             closed             closed

     150MHz          Pins 2 & 3         Pins 1 & 2      Pins 5 & 6, 7 & 8
                       closed             closed             closed

     166MHz          Pins 2 & 3         Pins 3 & 4      Pins 5 & 6, 7 & 8
                       closed             closed             closed

                    DMA CHANNEL SELECTION

       Channel               JP1                  JP2

          1            Pins 2 & 3 closed   Pins 2 & 3 closed

          3            Pins 1 & 2 closed   Pins 1 & 2 closed

