
ACER, INC.

ACERALTOS 930 (M17A), M17A

Device Type                Mainboard
Processor                  Pentium II
Processor Speed            233/266/300MHz
Chip Set                   Intel 440LX
Maximum Onboard Memory     512MB (SDRAM supported)
Cache                      256/512KB (located on Pentium II CPU)
BIOS                       Acer
Dimensions                 305mm x 244mm
I/O Options                32-bit PCI slots (4), floppy drive interface,
                           IDE interfaces (2), SCSI interface, Wide Ultra
                           SCSI interface, parallel port, PS/2 mouse port,
                           serial ports (2), feature connector, USB
                           connectors (2), ATX power connector, AGP slot

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                 Location

  AGP slot                  AGP        Floppy drive              CN18
                                       interface

  ATX power connector       ATX        Soft off power            CN19
                                       supply

  Power connector           CN1        Chassis fan power 1       CN20

  Chassis fan power 3       CN3        IDE interface 1           CN21

  Chassis fan power 2       CN4        Power LED                 CN22

  3.3v power                CN6        IDE interface 2           CN23

  USB connector 1           CN7        Reset switch              CN24

  USB connector 2          CN7A        RDM connector             CN25

  CPU 1 fan power           CN9        Redundant power           CN26
                                       status connector

  Thermal sensor           CN10        RDM connector             CN28
  connector 1

  Parallel port            CN11        Feature connector         CN29

  Serial port 1            CN11A       SCSI interface            CN30

  Serial port 2            CN11B       Housing door              CN31
                                       connector

  IDE interface LED        CN14        Ultra Wide SCSI           CN32
                                       interface

  PS/2 mouse port          CN15        Speaker                   CN33

  CPU 2 fan power          CN16        32-bit PCI slots       PC1 - PC4

  Thermal sensor           CN17
  connector 2

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           CN2          Unidentified
      alter

     Factory configured - do not           CN5          Unidentified
      alter

     Factory configured - do not          CN27          Unidentified
      alter

     Power down for 250W power             JP1        Pins 2 & 3 closed
      supply enabled

      Power down for 250W power             JP1        Pins 1 & 2 closed
      supply disabled

     BIOS type select Acer                 JP8        Pins 1 & 2 closed

      BIOS type select OEM                  JP8        Pins 2 & 3 closed

     Password disabled                     JP9        Pins 2 & 3 closed

      Password enabled                      JP9        Pins 1 & 2 closed

     Buzzer enabled                       JP11        Pins 1 & 2 closed

      External speaker enabled             JP11        Pins 2 & 3 closed

     Termination enabled                  JP12        Pins 1 & 2 closed

      Termination switchable through       JP12        Pins 2 & 3 closed
      SCSI select utility

                           DIMM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

     8MB        (1) 1M x 64       None           None          None

     16MB       (1) 2M x 64       None           None          None

     16MB       (1) 1M x 64   (1) 1M x 64        None          None

     24MB       (1) 2M x 64   (1) 1M x 64        None          None

                        DIMM CONFIGURATION (CON'T)

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     24MB        (1) 1M x 64   (1) 1M x 64    (1) 1M x 64        None

     32MB        (1) 4M x 64       None           None           None

     32MB        (1) 2M x 64   (1) 2M x 64        None           None

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

     40MB        (1) 4M x 64   (1) 1M x 64        None           None

     48MB        (1) 4M x 64   (1) 2M x 64        None           None

     48MB        (1) 2M x 64   (1) 2M x 64    (1) 2M x 64        None

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

     64MB        (1) 8M x 64       None           None           None

     64MB        (1) 4M x 64   (1) 4M x 64        None           None

     72MB        (1) 8M x 64   (1) 1M x 64        None           None

     80MB        (1) 8M x 64   (1) 2M x 64        None           None

     96MB        (1) 8M x 64   (1) 4M x 64        None           None

     96MB        (1) 4M x 64   (1) 4M x 64    (1) 4M x 64        None

     128MB       (1) 16M x 64      None           None           None

     128MB       (1) 8M x 64   (1) 8M x 64        None           None

     128MB       (1) 4M x 64   (1) 4M x 64    (1) 4M x 64    (1) 4M x 64

     136MB       (1) 16M x 64  (1) 1M x 64        None           None

     144MB       (1) 16M x 64  (1) 2M x 64        None           None

     176MB       (1) 16M x 64  (1) 2M x 64    (1) 2M x 64    (1) 2M x 64

     192MB       (1) 16M x 64  (1) 8M x 64        None           None

     192MB       (1) 8M x 64   (1) 8M x 64    (1) 8M x 64        None

     256MB       (1) 16M x 64  (1) 16M x 64       None           None

     256MB       (1) 8M x 64   (1) 8M x 64    (1) 8M x 64    (1) 8M x 64

     272MB       (1) 16M x 64  (1) 16M x 64   (1) 1M x 64    (1) 1M x 64

     288MB       (1) 16M x 64  (1) 16M x 64   (1) 2M x 64    (1) 2M x 64

     320MB       (1) 16M x 64  (1) 16M x 64   (1) 4M x 64    (1) 4M x 64

     384MB       (1) 16M x 64  (1) 16M x 64   (1) 16M x 64       None

     512MB       (1) 16M x 64  (1) 16M x 64   (1) 16M x 64   (1) 16M x 64

            Note: Board accepts SDRAM memory.

                     CACHE CONFIGURATION

  Note: 256KB/512KB cache is located on the Pentium II CPU.

                              CPU SPEED SELECTION

   CPU     Clock   Multiplier   JP5/pins   JP5/pins   JP5/pins   JP5/pins   JP6
  speed    speed                 1 & 2      3 & 4      5 & 6      7 & 8

  266MHz   66MHz       4x        Closed     Closed     Closed     Open      1 &
                                                                            2,
                                                                            4 &
                                                                            5

  300MHz   66MHz      4.5x       Closed      Open      Closed     Open      1 &
                                                                            2,
                                                                            4 &
                                                                            5

  333MHz   66MHz       5x        Closed     Closed      Open      Open      1 &
                                                                            2,
                                                                            4 &
                                                                            5

  Note: Pins designated should be in the closed position.

                            CPU TYPE SELECTION

             Type                      JP3                    JP4

         CPU1 installed        Pins 1 & 2 closed      Pins 1 & 2 closed

          CPU2 installed        Pins 2 & 3 closed      Pins 2 & 3 closed

       Both slots installed     Pins 2 & 3 closed      Pins 1 & 2 closed

