
ACER, INC.

ACERALTOS 19000

Device Type                Mainboard
Processor                  Pentium Pro
Processor Speed            200MHz
Chip Set                   Intel
Video Chip Set             Unidentified
Maximum Onboard Memory     512MB
Maximum Video Memory       Unidentified
Cache                      256KB (located on Pentium Pro CPU)
BIOS                       Acer
Dimensions                 305mm x 244mm
I/O Options                32-bit PCI slots (6), floppy drive interface,
                           IDE interface, SCSI interface, Wide Ultra SCSI
                           interface, parallel port, PS/2 mouse port,
                           serial ports (2), VGA port, VRM connectors (2),
                           memory card slot

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Chassis fan power           C1       Floppy drive               CN10
                                       interface

  Chassis fan power           C2       PS/2 mouse port            CN11

  Chassis fan power           C3       IDE interface              CN12

  Chassis fan power           C4       Serial port                CN13

  Chassis fan power           C5       Serial port               CN13A

  Chassis fan power           C6       Parallel port              CN14

  Power connector            CN1       VGA port                  CN14A

  Power connector            CN2       IDE interface LED          CN16

  Power connector            CN3       Reset/RDM switch           CN17

  Power connector            CN4       VRM connector 1             J1

  RDM connector              CN5       VRM connector 2             J6

  RDM connector              CN6       SCSI interface             J17

  LED connector              CN7       Ultra Wide SCSI            J20
                                       interface

  5v power                   CN8       32-bit PCI slots         PC1 - PC6

  Front panel connector      CN9       Memory card slot           SL1

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not          CN15          Unidentified
      alter

     Wide SCSI enabled                     J13             Closed

      Wide SCSI disabled                    J13              Open

     Factory configured - do not           J14        Pins 2 & 3 closed
      alter

     Factory configured - do not           J15        Pins 2 & 3 closed
      alter

     Termination enabled                   J16        Pins 1 & 2 closed

      Termination switchable through        J16        Pins 2 & 3 closed
      SCSI select utility

     Password disabled                     J18        Pins 2 & 3 closed

      Password enabled                      J18        Pins 1 & 2 closed

     BIOS type select Acer                 J19        Pins 1 & 2 closed

      BIOS type select OEM                  J19        Pins 2 & 3 closed

     Buzzer enabled                       J1501            Closed

      Buzzer disabled                      J1501             Open

                                                                   [Image]

                           SIMM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

     16MB       (2) 2M x 36       None           None          None

     32MB       (2) 4M x 36       None           None          None

     32MB       (2) 2M x 36   (2) 2M x 36        None          None

     48MB       (2) 2M x 36   (2) 2M x 36    (2) 2M x 36       None

     64MB       (2) 2M x 36   (2) 2M x 36    (2) 2M x 36    (2) 2M x 36

     64MB       (2) 8M x 36       None           None          None

     64MB       (2) 4M x 36   (2) 4M x 36        None          None

     96MB       (2) 8M x 36   (2) 4M x 36        None          None

     96MB       (2) 4M x 36   (2) 4M x 36    (2) 4M x 36       None

    128MB       (2) 8M x 36   (2) 8M x 36        None          None

    128MB       (2) 4M x 36   (2) 4M x 36    (2) 4M x 36    (2) 4M x 36

    192MB       (2) 8M x 36   (2) 8M x 36    (2) 8M x 36       None

    256MB       (2) 8M x 36   (2) 8M x 36    (2) 8M x 36    (2) 8M x 36

                        SIMM CONFIGURATION (CON'T)

     Size          Bank 4         Bank 5         Bank 6         Bank 7

     16MB       (2) 2M x 36        None           None           None

     32MB       (2) 4M x 36        None           None           None

     32MB       (2) 2M x 36    (2) 2M x 36        None           None

     48MB       (2) 2M x 36    (2) 2M x 36    (2) 2M x 36        None

     64MB       (2) 2M x 36    (2) 2M x 36    (2) 2M x 36    (2) 2M x 36

     64MB       (2) 8M x 36        None           None           None

     64MB       (2) 4M x 36    (2) 4M x 36        None           None

     96MB       (2) 8M x 36    (2) 4M x 36        None           None

     96MB       (2) 4M x 36    (2) 4M x 36    (2) 4M x 36        None

     128MB      (2) 8M x 36    (2) 8M x 36        None           None

     128MB      (2) 4M x 36    (2) 4M x 36    (2) 4M x 36    (2) 4M x 36

     192MB      (2) 8M x 36    (2) 8M x 36    (2) 8M x 36        None

     256MB      (2) 8M x 36    (2) 8M x 36    (2) 8M x 36    (2) 8M x 36

  Note: To install maximum memory of 512MB, insert 8M x 36 in all 8
  banks.

                      CACHE CONFIGURATION

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

           VIDEO MEMORY CONFIGURATION

  Note: The size of the video is unidentified.

                            CPU SPEED SELECTION

    CPU speed        Clock speed        Multiplier             J12

      200MHz            66MHz               3x              Pins 2 & 3
                                                              closed

               CPU 1 VOLTAGE SELECTION

  Voltage      J2         J3        J4         J5

   3.3v      Closed      Open     Closed     Closed

               CPU 2 VOLTAGE SELECTION

  Voltage      J7         J8        J9         J10

   3.3v      Closed      Open     Closed     Closed

                    CPU VOLTAGE SELECTION

  Voltage       VID0        VID1         VID2        VID3

   No CPU       Open        Open         Open        Open

    2.1v       Closed       Open         Open        Open

    2.2v        Open        Open        Closed       Open

    2.3v       Closed       Open        Closed       Open

    2.4v        Open       Closed        Open        Open

    2.5v       Closed      Closed        Open        Open

    2.6v        Open       Closed       Closed       Open

    2.7v       Closed      Closed       Closed       Open

    2.8v        Open        Open         Open       Closed

    2.9v       Closed       Open         Open       Closed

    3.0v        Open        Open        Closed      Closed

    3.1v       Closed       Open        Closed      Closed

    3.2v        Open       Closed        Open       Closed

    3.3v       Closed      Closed        Open       Closed

    3.4v        Open       Closed       Closed      Closed

    3.5v       Closed      Closed       Closed      Closed

  Note: The location of the above jumpers is unidentified.

