UNIDENTIFIED
386SX P9
|
Processor |
80386SX |
|
Processor Speed |
16MHz |
|
Chip Set |
OPTI |
|
Max. Onboard DRAM |
2MB |
|
Cache |
None |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit external memory card slot |
|
NPU Options |
80387SX |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Reset switch |
J1 |
Turbo LED |
J5 |
|
Power LED & keylock |
J2 |
External battery |
J6 |
|
Speaker |
J3 |
32-bit external memory card |
S1 |
|
Turbo switch |
J4 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
| » |
Turbo LED enabled |
JP1 |
pins 2 & 3 closed |
|
Turbo LED disabled |
JP1 |
pins 1 & 3 closed | |
| » |
Factory configured - do not alter |
JP2 |
Open |
| » |
NPU mode select synchronous with CPU |
JP3 |
Open |
|
NPU mode select asynchronous with CPU |
JP3 |
Closed | |
| » |
NPU enabled |
JP4 |
Closed |
|
NPU disabled |
JP4 |
Open | |
| » |
Factory configured - do not alter |
JP5 |
Closed |
| » |
Factory configured - do not alter |
JP6 |
Closed |
| » |
Crystal select OSC2 |
JP7 |
pins 2 & 3 closed |
|
Crystal select OSC1 |
JP7 |
pins 1 & 2 closed | |
| » |
Monitor type select color |
J8 |
Closed |
|
Monitor type select monochrome |
J8 |
Open | |
| » |
Power good signal detect from power supply |
JP9 |
pins 1 & 2 closed |
|
Power good signal detect from board |
JP9 |
pins 2 & 3 closed | |
| » |
BIOS type select 27256 |
JP10 |
pins 1 & 2 closed |
|
BIOS type select 27128 |
JP10 |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
512KB |
(4) 44256 |
NONE |
NONE |
NONE |
|
1MB |
(4) 44256 |
(4) 44256 |
NONE |
NONE |
|
1.5MB |
(4) 44256 |
(4) 44256 |
(4) 44256 |
NONE |
|
2MB |
(4) 44256 |
(4) 44256 |
(4) 44256 |
(4) 44256 |
|
DRAM PARITY CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
512KB |
(2) 41256 |
NONE |
NONE |
NONE |
|
1MB |
(2) 41256 |
(2) 41256 |
NONE |
NONE |
|
1.5MB |
(2) 41256 |
(2) 41256 |
(2) 41256 |
NONE |
|
2MB |
(2) 41256 |
(2) 41256 |
(2) 41256 |
(2) 41256 |