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# SIEMENS NIXDORF INFORMATIONSSYSTEME AG
S26361-D802-C
Processor 80486SX/80486DX/ODP486SX/80486DX2
Processor 25/33/50(internal)/66(internal)MHz
Speed
Chip Set Unidentified
Max. Onboard 32MB
DRAM
Cache 128KB
BIOS Unidentified
Dimensions 330mm x 218mm
I/O Options Floppy drive interface, IDE interface, parallel
port, PS/2 mouse port, serial ports (2), VGA
feature connector, VGA port
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------------+----------|
| VGA port | CN1 | Floppy drive | CN6 |
| | | interface | |
|-----------------+----------+--------------------+----------|
| Parallel port | CN2 | IDE interface | CN7 |
|-----------------+----------+--------------------+----------|
| Serial port 2 | CN3 | VGA feature | CN8 |
| | | connector | |
|-----------------+----------+--------------------+----------|
| Serial port 1 | CN4 | LED connector | JP1 |
|-----------------+----------+--------------------+----------|
| PS/2 mouse port | CN5 | Speaker | JP2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | IRQ12 type select | J1 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | IRQ12 type select | J1 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | J3A | Open |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | J3A | Closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J3B | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | J3D | Closed |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | J3D | Open |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J3E | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J3F | Closed |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Floppy drive interface enabled | J3G | Closed |
|---+----------------------------------+--------+------------|
| | Floppy drive interface disabled | J3G | Open |
|---+----------------------------------+--------+------------|
| » | IDE interface enabled | J3H | Open |
|---+----------------------------------+--------+------------|
| | IDE interface disabled | J3H | Closed |
|---+----------------------------------+--------+------------|
| » | On board VGA controller enabled | J3I | Closed |
|---+----------------------------------+--------+------------|
| | On board VGA controller disabled | J3I | Open |
|---+----------------------------------+--------+------------|
| » | VGA feature connector disabled | J4 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | VGA feature connector enabled | J4 | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 4MB | (1) 1M x 36 | NONE |
|------------------+--------------------+--------------------|
| 8MB | (1) 1M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 8MB | (1) 2M x 36 | NONE |
|------------------+--------------------+--------------------|
| 12MB | (1) 2M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (1) 2M x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (1) 4M x 36 | NONE |
|------------------+--------------------+--------------------|
| 20MB | (1) 4M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (1) 4M x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (1) 4M x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (1) 8M x 36 | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 128KB | (4) 32K x 8 | (1) 8K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | J2 |
|----------------------------+-------------------------------|
| 80486SX | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| ODP486SX | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 80486DX | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 80486DX2 | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | J3C |
|------------------------------+-----------------------------|
| 25MHz | Open |
|------------------------------+-----------------------------|
| 33MHz | Closed |
|------------------------------+-----------------------------|
| 50iMHz | Open |
|------------------------------+-----------------------------|
| 66iMHz | Closed |
+------------------------------------------------------------+