
SIEMENS NIXDORF INFORMATIONSSYSTEME AG

SYSTEM BOARD D841

Processor                  Pentium
Processor Speed            Unidentified
Chip Set                   Unidentified
Video Chip Set             Tseng Labs
Maximum Onboard Memory     128MB
Maximum Video Memory       2MB
Cache                      256KB
BIOS                       Unidentified
Dimensions                 330mm x 218mm
I/O Options                Floppy drive interface, IDE interfaces (2),
                           parallel port, PS/2 mouse port, serial ports
                           (2), VESA pass through connector, VGA port,
                           riser slot, imageport interface, soft off power
                           switch, soft off power supply
NPU Options                None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  VGA port                   CN1       Soft off power switch      CN10

  Parallel port              CN2       Front panel connector      CN11

  Serial port 2              CN3       Speaker                    CN12

  Serial port 1              CN4       Chassis fan power          CN13

  PS/2 mouse port            CN5       IDE interface LED          CN14

  Soft off power supply      CN6       Imageport interface        CN15

  IDE interface 1            CN7       VESA pass through          CN16
                                       connector

  IDE interface 2            CN8       Riser slot                 SL1

  Floppy drive               CN9
  interface

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

  ?   Flash BIOS write protect disabled      SW1/1             Off

      Flash BIOS write protect enabled       SW1/1              On

  ?   Factory configured - do not alter      SW1/2             Off

  ?   Flash BIOS normal operation            SW1/3             Off

      Flash BIOS recovery mode               SW1/3              On

  ?   Floppy drive write protect             SW1/4             Off
      disabled

      Floppy drive write protect             SW1/4              On
      enabled

             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. The
  location is unidentified.

                  VIDEO MEMORY CONFIGURATION

        Size                Bank 0               Bank 1

         1MB            (2) 256K x 16             None

         2MB            (2) 256K x 16        (2) 256K x 16

  Note: Bank 0 is factory installed and is not configurable.


