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# SIEMENS NIXDORF
SYSTEM BOARD D1042
Device Type Mainboard
Processor AM K6/Pentium MMX
Processor Speed 166/200/233MHz
Chip Set Unidentified
Video Chip Set Matrox
Maximum Onboard 256MB (SDRAM supported)
Memory
Maximum Video 8MB
Memory
Cache 512KB
BIOS Unidentified
Dimensions 305mm x 244mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
game/MIDI port, IDE interfaces (2), parallel
port, PS/2 mouse port, serial port, IR
connector, USB connectors (2), ATX power
connector, line in, line out, microphone in,
audio in – CD-ROM, wake on LAN connector
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| ATX power | ATX | Game/MIDI port | CN1 |
| connector | | | |
|------------------+----------+-------------------+----------|
| Chassis fan | C1 | Line in | CN2 |
| power | | | |
|------------------+----------+-------------------+----------|
| Wake on LAN | C2 | Line out | CN3 |
| connector | | | |
|------------------+----------+-------------------+----------|
| Speaker | C3 | Microphone in | CN4 |
|------------------+----------+-------------------+----------|
| IR connector | C4 | VGA port | CN5 |
|------------------+----------+-------------------+----------|
| Soft off power | C5 | Serial port | CN6 |
| supply | | | |
|------------------+----------+-------------------+----------|
| Front panel | C6 | Parallel port | CN7 |
| connector | | | |
|------------------+----------+-------------------+----------|
| SCSI interface | C7 | USB connector 1 | CN8 |
| LED | | | |
|------------------+----------+-------------------+----------|
| Front panel | C8 | USB connector 2 | CN9 |
| connector | | | |
|------------------+----------+-------------------+----------|
| CPU fan power | C9 | PS/2 mouse port | CN10 |
|------------------+----------+-------------------+----------|
| Chipcard | C10 | Floppy drive | CN11 |
| connector | | interface | |
|------------------+----------+-------------------+----------|
| Chassis | C11 | VGA feature | CN12 |
| intrusion | | connector | |
| connector | | | |
|------------------+----------+-------------------+----------|
| Modem connector | C12 | IDE interface 1 | CN13 |
|------------------+----------+-------------------+----------|
| Audio in – | C13 | IDE interface 2 | CN14 |
| CD-ROM | | | |
|------------------+----------+-------------------+----------|
| Auxiliary in | C14 | 32-bit PCI slots | PC1 – |
| connector | | | PC4 |
|------------------+----------+-------------------+----------|
| Cover detection | C15 | 3.3v power | P1 |
| connector | | | |
|------------------+----------+-------------------+----------|
| I2C connector | C16 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | J2 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J3 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | BIOS normal operation | SW1/5 | Off |
|---+---------------------------------+-------+--------------|
| | BIOS recovery mode | SW1/5 | On |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | SW1/6 | Off |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | SW1/7 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Floppy drive write protect | SW1/8 | Off |
| | disabled | | |
|---+---------------------------------+-------+--------------|
| | Floppy drive write protect | SW1/8 | On |
| | enabled | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 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) 16M x 64 | None |
|------------------+--------------------+--------------------|
| 128MB | (1) 8M x 64 | (1) 8M x 64 |
|------------------+--------------------+--------------------|
| 136MB | (1) 16M x 64 | (1) 1M x 64 |
|------------------+--------------------+--------------------|
| 144MB | (1) 16M x 64 | (1) 2M x 64 |
|------------------+--------------------+--------------------|
| 160MB | (1) 16M x 64 | (1) 4M x 64 |
|------------------+--------------------+--------------------|
| 192MB | (1) 16M x 64 | (1) 8M x 64 |
|------------------+--------------------+--------------------|
| 256MB | (1) 16M x 64 | (1) 16M x 64 |
|------------------------------------------------------------|
| Note: Board accepts SDRAM memory. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Note: The location of the cache is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO MEMORY CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | V1 |
|-----------------+-------------------+----------------------|
| 2MB | 2MB | None |
|-----------------+-------------------+----------------------|
| 4MB | 2MB | 2MB module installed |
|-----------------+-------------------+----------------------|
| 8MB | 2MB | 6MB module installed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (AM K6) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/4 |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | On | Off | On | On |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | On | Off | Off | On |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | On | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION (INTEL MMX) |
|------------------------------------------------------------|
|CPU speed|Clock speed|Multiplier|SW1/1 |SW1/2 |SW1/3 |SW1/4 |
|---------+-----------+----------+------+------+------+------|
| 166MHz | 66MHz | 2.5x | On | Off | On | On |
|---------+-----------+----------+------+------+------+------|
| 200MHz | 66MHz | 3x | On | Off | Off | On |
|---------+-----------+----------+------+------+------+------|
| 233MHz | 66MHz | 3.5x | On | Off | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION |
|------------------------------------------------------------|
| Type | J1 |
|----------------------------+-------------------------------|
| AM K6-166/200 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| AM K6-233 | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| Intel | Open |
+------------------------------------------------------------+