SIEMENS NIXDORF INFORMATIONSSYSTEME AG
80386SX/25 MHZ
Processor |
80386SX |
Processor Speed |
25MHz |
Chip Set |
Unidentified |
Video Chip Set |
None |
Maximum Onboard Memory |
16MB |
Maximum Video Memory |
None |
Cache |
None |
BIOS |
Unidentified |
Dimensions |
Unidentified |
I/O Options |
Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, PS/2 mouse interface, serial ports (2), VGA port, external CRT controller |
NPU Options |
80387SX |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
IDE interface |
CN1 |
Serial port 1 |
CN10 |
Floppy drive interface |
CN2 |
VGA port |
CN11 |
IDE interface LED |
CN3 |
Auxiliary keyboard connector |
CN12 |
IDE indicator connector |
CN4 |
Serial connector 2 |
CN13 |
System interface |
CN5 |
PS/2 mouse interface |
CN14 |
PS/2 mouse port |
CN7 |
External CRT controller |
CN15 |
Parallel port |
CN8 |
External battery |
CN16 |
Serial port 2 |
CN9 |
Keyswitch connector |
CN17 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
Monitor type select color |
X1 |
Pins 2 & 3 closed |
Monitor type select monochrome |
X1 |
Pins 1 & 2 closed | |
» |
On board I/O enabled |
X3 |
Closed |
On board I/O disabled |
X3 |
Open | |
» |
Factory configured - do not alter |
X4 |
Unidentified |
» |
Automatic recognition of HD & DD floppy drives enabled |
X6 |
Pins 1 & 2 closed |
Automatic recognition of HD & DD floppy drives disabled |
X6 |
Pins 2 & 3 closed | |
» |
VGA IRQ9 enabled |
X9 |
Closed |
VGA IRQ9 disabled |
X9 |
Open | |
» |
ISA bus driver current select 12mA |
X30 |
Pins 2 & 3 closed |
ISA bus driver current select 24mA |
X30 |
Pins 1 & 2 closed |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
2MB |
(2) 1M x 9 |
None |
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
8MB |
(2) 4M x 9 |
None |
10MB |
(2) 1M x 9 |
(2) 4M x 9 |
16MB |
(2) 4M x 9 |
(2) 4M x 9 |