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# MICRONICS COMPUTERS, INC.
BABY GEMINI-386 ISA/LB
Processor 80386DX
Processor Speed 25/33/40MHz
Chip Set Micronics
Max. Onboard 32MB
DRAM
Cache 64KB
BIOS Phoenix
Dimensions 215mm x 337mm
I/O Options 32-bit external memory card slot, 32-bit VESA
local bus slot
NPU Options 80387/3167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| External keyboard | J1 | Turbo LED | W9 |
|-------------------+----------+------------------+----------|
| External battery | J11 | Turbo switch | W10 |
|-------------------+----------+------------------+----------|
| Speaker | J24 | 32-bit external | S1 |
| | | memory card | |
|-------------------+----------+------------------+----------|
| Power LED & | J25 | 32-bit VESA | S2 |
| keylock | | local bus slot | |
|-------------------+----------+------------------+----------|
| Reset switch | W8 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|---------------------------------+---------------+----------|
| » | Monitor type select color | W1 | Closed |
|---+-----------------------------+---------------+----------|
| | Monitor type select | W1 | Open |
| | monochrome | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | W5 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | W7 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | SW1/6 | On |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | SW1/7 | Off |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | SW1/8 | On |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 1MB | (4) 256K x | NONE | NONE | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 2MB | (4) 256K x | (4) 256K x | NONE | NONE |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 3MB | (4) 256K x | (4) 256K x | (4) 256K x | NONE |
| | 9 | 9 | 9 | |
|------+-------------+-------------+------------+------------|
| 4MB | (4) 256K x | (4) 256K x | (4) 256K x | (4) 256K x |
| | 9 | 9 | 9 | 9 |
|------+-------------+-------------+------------+------------|
| 4MB | (4) 1M x 9 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 5MB | (4) 256K x | (4) 1 M x 9 | NONE | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 6MB | (4) 256K x | (4) 256K x | (4) 1M x 9 | NONE |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 7MB | (4) 256K x | (4) 256K x | (4) 256K x | (4) 1M x 9 |
| | 9 | 9 | 9 | |
|------+-------------+-------------+------------+------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 9MB | (4) 256K x | (4) 1M x 9 | (4) 1M x 9 | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 10MB | (4) 256K x | (4) 256K x | (4) 1M x 9 | (4) 1M x 9 |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 12MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 13MB | (4) 256K x | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 16MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 |
|------+-------------+-------------+------------+------------|
| 16MB | (4) 4M x 9 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 24MB | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 28MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 |
|------+-------------+-------------+------------+------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 36MB | (4) 1M x 9 | (4) 4M x 9 | (4) 4M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 40MB | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 | (4) 4M x 9 |
|------+-------------+-------------+------------+------------|
| 48MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 52MB | (4) 1M x 9 | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 |
|------+-------------+-------------+------------+------------|
| 64MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION |
|------------------------------------------------------------|
| Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 |
|----------+---------+---------+---------+---------+---------|
| 1MB | On | On | On | On | On |
|----------+---------+---------+---------+---------+---------|
| 2MB | Off | On | On | On | On |
|----------+---------+---------+---------+---------+---------|
| 3MB | On | Off | On | On | On |
|----------+---------+---------+---------+---------+---------|
| 4MB 1 | Off | Off | On | On | On |
|----------+---------+---------+---------+---------+---------|
| 4MB 2 | On | On | Off | On | On |
|----------+---------+---------+---------+---------+---------|
| 5MB | On | On | Off | Off | On |
|----------+---------+---------+---------+---------+---------|
| 6MB | On | Off | On | Off | On |
|----------+---------+---------+---------+---------+---------|
| 7MB | Off | On | On | Off | On |
|----------+---------+---------+---------+---------+---------|
| 8MB | Off | On | Off | On | On |
|----------+---------+---------+---------+---------+---------|
| 9MB | On | Off | Off | Off | On |
|----------+---------+---------+---------+---------+---------|
| 10MB | Off | Off | On | Off | On |
|----------+---------+---------+---------+---------+---------|
| 12MB | On | Off | Off | On | On |
|----------+---------+---------+---------+---------+---------|
| 13MB | Off | Off | Off | Off | On |
|----------+---------+---------+---------+---------+---------|
| 16MB 1 | Off | Off | Off | On | On |
|----------+---------+---------+---------+---------+---------|
| 16MB 3 | On | On | Off | On | Off |
|----------+---------+---------+---------+---------+---------|
| 20MB | On | On | Off | Off | Off |
|----------+---------+---------+---------+---------+---------|
| 24MB | On | Off | On | Off | Off |
|----------+---------+---------+---------+---------+---------|
| 28MB | Off | On | On | Off | Off |
|----------+---------+---------+---------+---------+---------|
| 32MB | Off | On | Off | On | Off |
|----------+---------+---------+---------+---------+---------|
| 36MB | On | Off | Off | Off | Off |
|----------+---------+---------+---------+---------+---------|
| 40MB | Off | Off | On | Off | Off |
|----------+---------+---------+---------+---------+---------|
| 48MB | On | Off | Off | On | Off |
|----------+---------+---------+---------+---------+---------|
| 52MB | Off | Off | Off | Off | Off |
|----------+---------+---------+---------+---------+---------|
| 64MB | Off | Off | Off | On | Off |
|------------------------------------------------------------|
| Note 1 :Use this setting when banks are populated with (4) |
| 256K x 9 SIMMs. |
| |
| Note 2 :Use this setting when banks are populated with (4) |
| 1M x 9 SIMMs. |
| |
| Note 3 :Use this setting when banks are populated with (4) |
| 4M x 9 SIMMs. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 64KB | (8) 8K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | W2 | W3 |
|--------------------------+----------------+----------------|
| Cache up to 16MB of DRAM | Off | Off |
|--------------------------+----------------+----------------|
| Cache up to 64MB of DRAM | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | W4 | W6 |
|-------------------+-------------------+--------------------|
| 25MHz | Open | pins 2 & 3 closed |
|-------------------+-------------------+--------------------|
| 33MHz | Open | pins 1 & 2 closed |
|-------------------+-------------------+--------------------|
| 40MHz | Closed | pins 2 & 3 closed |
+------------------------------------------------------------+