UNIDENTIFIED
80386SX-E
Processor |
80386SX/CX486SLC |
Processor Speed |
16/20/25/33MHz |
Chip Set |
ALI |
Max. Onboard DRAM |
16MB |
SRAM Cache |
None |
BIOS |
AMI |
Dimensions |
220mm x 180mm |
I/O Options |
None |
NPU Options |
80387SX |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
External keyboard |
J1 |
Power LED & keylock |
J10 |
External battery |
J2 pins 1 & 4 |
Reset switch |
J11 |
Turbo LED |
J8 |
Speaker |
J12 |
Turbo switch |
J9 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
Battery select internal |
J2 |
pins 1 & 4 connected |
Battery select external |
J2 |
pins 2 & 3 closed | |
» |
Monitor type select monochrome |
J3 |
pins 1 & 2 closed |
Monitor type select color |
J3 |
pins 2 & 3 closed | |
» |
NPU mode select synchronous with CPU |
J5 |
pins 1 & 2 closed |
NPU mode select asynchronous with CPU |
J5 |
pins 2 & 3 closed |
CPU SPEED JUMPER CONFIGURATION | ||
Size |
Jumper J4 |
Jumper J6 |
16MHz |
pins 1 & 2 closed |
pins 1 & 2 closed |
20MHz |
pins 1 & 2 closed |
pins 2 & 3 closed |
25MHz |
pins 2 & 3 closed |
pins 1 & 2 closed |
33MHz |
pins 2 & 3 closed |
pins 2 & 3 closed |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
512KB |
(2) 256K x 9 |
NONE |
NONE |
NONE |
1MB |
(2) 256K x 9 |
(2) 256K x 9 |
NONE |
NONE |
1.5MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
NONE |
2MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
2MB |
(2) 1M x 9 |
NONE |
NONE |
NONE |
3MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 1M x 9 |
NONE |
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
NONE |
5MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
6MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
8MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
8MB |
(2) 4M x 9 |
NONE |
NONE |
NONE |
12MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 4M x 9 |
NONE |
16MB |
(2) 4M x 9 |
(2) 4M x 9 |
NONE |
NONE |