UNIDENTIFIED
SW-386SX
|
Processor |
80386SX |
|
Processor Speed |
16/20MHz |
|
Chip Set |
Intel |
|
Max. Onboard DRAM |
8MB |
|
Cache |
None |
|
BIOS |
AMI/Phoenix |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
80387SX |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
J1 |
Turbo switch |
J23 |
|
Turbo LED |
J21 |
Power LED & keylock |
J24 |
|
Reset switch |
J22 |
Speaker |
J25 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
Turbo switch enabled |
J23 |
Open |
|
Turbo switch disabled |
J23 |
pins 2 & 3 closed | |
|
» |
Factory configured - do not alter |
JP1 |
Open |
|
» |
CMOS memory normal operation |
JP2 |
pins 1 & 2 closed |
|
CMOS memory clear |
JP2 |
pins 2 & 3 closed | |
|
» |
BIOS type select AMI |
JP4 |
pins 1 & 2 closed |
|
BIOS type select Phoenix |
JP4 |
pins 2 & 3 closed | |
|
» |
Monitor type select color |
JP5 |
pins 1 & 2 closed |
|
Monitor type select monochrome |
JP5 |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION (TYPE A) | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
512KB |
(18) 41256 |
NONE |
NONE |
NONE |
|
1MB |
(18) 41256 |
(18) 41256 |
NONE |
NONE |
|
2MB |
(18) 41256 |
(18) 41256 |
(2) 256K x 9 |
(2) 256K x 9 |
|
Note:Type A -- base memory = banks 0 & 1 and extended memory = banks 2 & 3. Type B - base memory = banks 2 & 3 and extended memory = banks 0 & 1. | ||||
|
DRAM CONFIGURATION (TYPE B) | ||||
|
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 |
|
2MB |
(2) 1M x 9 |
NONE |
NONE |
NONE |
|
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
NONE |
|
8MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
|
Note:Type A -- base memory = banks 0 & 1 and extended memory = banks 2 & 3. Type B - base memory = banks 2 & 3 and extended memory = banks 0 & 1. | ||||
|
DRAM JUMPER CONFIGURATION | |
|
Type |
JP9 |
|
Type A |
pins 1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, 11 & 12, 13 & 14, 15 & 16, 17 & 18, 19 & 20, 21 & 22, 23 & 24 closed |
|
Type B |
pins 1 & 3, 2 & 4, 5 & 7, 6 & 8, 9 & 11, 10 & 12, 13 & 15, 14 & 16, 17 & 19, 18 & 20, 21 & 23, 22 & 24 closed |
|
Note:Type A -- base memory = banks 0 & 1 and extended memory = banks 2 & 3. Type B - base memory = banks 2 & 3 and extended memory = banks 0 & 1. | |
|
DRAM MODE CONFIGURATION | ||
|
Mode |
JP21 |
JP22 |
|
F1 |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
F4 |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
W01 |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
W02 |
pins 2 & 3 closed |
pins 2 & 3 closed |