MICRONICS COMPUTERS, INC.
MICRONICS 386 (VER. 5.0)
|
Processor |
80386SX |
|
Processor Speed |
20/25/33MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
16MB (on external memory card) |
|
Cache |
32/64KB |
|
BIOS |
Phoenix |
|
Dimensions |
355mm x 305mm |
|
I/O Options |
External memory card |
|
NPU Options |
80387SX/3167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
J2 |
Turbo LED |
W9 |
|
Power LED & keylock |
J21 |
Turbo switch |
W15 |
|
Speaker |
J22 |
External memory card |
SL1 |
|
Reset switch |
W1 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
|
» |
Factory configured - do not alter |
SW1/1 |
On |
|
» |
NPU disabled |
SW1/2 |
Off |
|
NPU enabled |
SW1/2 |
On | |
|
» |
Factory configured - do not alter |
SW1/3 |
Off |
|
» |
EGA/BIOS relocated |
SW1/4 |
On |
|
EGA/BIOS not relocated |
SW1/4 |
Off | |
|
» |
Factory configured - do not alter |
SW1/5 |
Off |
|
» |
Monitor type select CGA/EGA/VGA |
SW1/6 |
On |
|
Monitor type select monochrome |
SW1/6 |
Off | |
|
» |
Cache enabled |
SW1/7 |
On |
|
Cache disabled |
SW1/7 |
Off | |
|
» |
Bus speed select low |
SW1/8 |
Off |
|
Bus speed select high |
SW1/8 |
On | |
|
» |
Factory configured - do not alter |
W3 |
Closed |
|
» |
Factory configured - do not alter |
W4 |
Open |
|
» |
Factory configured - do not alter |
W5 |
Open |
|
» |
Factory configured - do not alter |
W6 |
Open |
|
» |
Factory configured - do not alter |
W10 |
Open |
|
» |
Non cacheable region at E0000 to EFFFF |
W22 |
Closed |
|
Non cacheable region at D0000 to DFFFF |
W22 |
Open | |
|
» |
Factory configured - do not alter |
W23 |
N/A |
|
Note: The location of jumpers W4, W5, W6, & W10 are unidentified. | |||
|
CACHE CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
32KB |
(4) 8K x 8 |
NONE |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
|
CACHE JUMPER CONFIGURATION | ||
|
Setting |
W12 |
W13 |
|
Direct map |
Closed |
pins 1 & 2 closed |
|
Two way set |
Open |
pins 2 & 3 closed |
|
NPU CONFIGURATION | ||
|
Setting |
W7 |
W8 |
|
Asynchronous |
pins 1 & 2 closed |
Closed |
|
Synchronous |
pins 2 & 3 closed |
Open |
|
CONNECTIONS | |
|
Purpose |
Location |
|
Proprietary memory expansion connector |
CN1 |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(36) 41256 |
NONE |
|
2MB |
(36) 41256 |
(36) 41256 |
|
4MB |
(36) 411000 |
NONE |
|
5MB |
(36) 41256 |
(36) 411000 |
|
8MB |
(36) 411000 |
(36) 411000 |
|
Note: Expansion card has a maximum of 8MB. To install 12MB or 16MB, install memory card at CN1. | ||
|
DRAM SWITCH CONFIGURATION | ||||||||
|
Size |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 |
SW1/7 |
SW1/8 |
|
1MB |
On |
Off |
On |
On |
On |
Off |
Off |
Off |
|
2MB |
Off |
On |
On |
On |
On |
Off |
Off |
Off |
|
4MB |
On |
On |
Off |
Off |
On |
Off |
Off |
Off |
|
5MB |
Off |
Off |
Off |
On |
On |
Off |
Off |
Off |
|
8MB |
Off |
On |
Off |
Off |
On |
Off |
Off |
Off |
|
12MB |
Off |
Off |
Off |
Off |
On |
Off |
Off |
Off |
|
16MB |
Off |
Off |
Off |
Off |
On |
Off |
Off |
Off |
|
Note: These chips are board specific. Refer to manual for proper chip sizes. | ||||||||
|
CONNECTIONS | |
|
Purpose |
Location |
|
Proprietary memory expansion connector |
CN1 |
|
DRAM CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
|
1MB |
(16) 44256 |
NONE |
NONE |
|
2MB |
(16) 44256 |
(8) 44256 |
NONE |
|
5MB |
(16) 44256 |
NONE |
(36) 411100 |
|
6MB |
(16) 44256 |
(8) 44256 |
(36) 411100 |
|
Note: Expansion card has a maximum of 6MB. To install 16MB, install memory card at CN1. | |||
|
DRAM SWITCH CONFIGURATION | ||||||||
|
Size |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 |
SW1/7 |
SW1/8 |
|
1MB |
Off |
Off |
Off |
Off |
On |
On |
On |
On |
|
2MB |
Off |
Off |
Off |
On |
On |
On |
On |
On |
|
5MB |
Off |
On |
On |
Off |
On |
Off |
On |
On |
|
6MB |
Off |
On |
Off |
On |
On |
On |
On |
On |
|
16MB |
On |
On |
On |
On |
On |
On |
On |
On |
|
Note: These chips are board specific. Refer to manual for proper chip sizes. | ||||||||