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# AMERICAN MEGATRENDS, INC.
BABY VOYAGER
Processor 80486DX
Processor Speed 33MHz
Chip Set AMI
Max. Onboard 32MB
DRAM
Cache 64/256KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options Floppy interface, IDE interface, parallel
port, serial ports (2)
NPU Options 4167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| IDE interface LED | J1 | Diagnostic LED | J39 |
|-------------------+----------+------------------+----------|
| External battery | J2 | Parallel port | P3 |
|-------------------+----------+------------------+----------|
| Reset switch | J12 | Serial port 2 | P4 |
|-------------------+----------+------------------+----------|
| Speaker | J13 | Serial port 1 | P5 |
|-------------------+----------+------------------+----------|
| Power LED & | J15 | Floppy interface | P6 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Turbo LED | J23 | IDE interface | P7 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|-------------------------------+---------------+------------|
| » | Serial port 2 select IRQ3 | J6 | pins 2 & 3 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | Serial port 2 select IRQ4 | J6 | pins 1 & 2 |
| | | | closed |
|---+---------------------------+---------------+------------|
| » | Serial port 1 select IRQ4 | J9 | pins 2 & 3 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | Serial port 1 select IRQ3 | J9 | pins 1 & 2 |
| | | | closed |
|---+---------------------------+---------------+------------|
| » | Parallel port select IRQ5 | J18 | pins 1 & 2 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | Parallel port select IRQ7 | J18 | pins 2 & 3 |
| | | | closed |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | J19 | pins 2 & 3 |
| | not alter (Burst address | | closed |
| | 2) | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | J20 | pins 2 & 3 |
| | not alter (Burst address | | closed |
| | 3) | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | J28 | pins 2 & 3 |
| | not alter (I/O bus clock | | closed |
| | 8MHz) | | |
|---+---------------------------+---------------+------------|
| » | BIOS type select 27512 | J29 | pins 2 & 3 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | BIOS type select 27256 | J29 | pins 1 & 2 |
| | | | closed |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | J35 | Closed |
| | not alter (Burst mode | | |
| | enabled) | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | J40 | Closed |
| | not alter (ROM access 0 | | |
| | wait state) | | |
|---+---------------------------+---------------+------------|
| » | ROM diagnostics disabled | SW1/1 | Off |
|---+---------------------------+---------------+------------|
| | ROM diagnostics enabled | SW1/1 | On |
|---+---------------------------+---------------+------------|
| » | Monitor type select | SW1/2 | Off |
| | monochrome/EGA/VGA/PGA | | |
|---+---------------------------+---------------+------------|
| | Monitor type select color | SW1/2 | On |
|---+---------------------------+---------------+------------|
| » | EGA/VGA shadow at C000 | SW1/3 | On |
| | segment enabled | | |
|---+---------------------------+---------------+------------|
| | EGA/VGA shadow at C000 | SW1/3 | Off |
| | segment disabled | | |
|---+---------------------------+---------------+------------|
| » | ROM BIOS shadow at F000 | SW1/4 | On |
| | segment enabled | | |
|---+---------------------------+---------------+------------|
| | ROM BIOS shadow at F000 | SW1/4 | Off |
| | segment disabled | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 1MB | (4) 256K x 9 | NONE |
|------------------+--------------------+--------------------|
| 2MB | (4) 256K x 9 | (4) 256K x 9 |
|------------------+--------------------+--------------------|
| 4MB | (4) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER/SWITCH CONFIGURATION |
|------------------------------------------------------------|
| Size | J4 | J5 | SW1/5 | SW1/6 | SW1/7 | SW1/8 |
|---------+--------+--------+--------+-------+-------+-------|
| 640KB | 2 & 3 | 2 & 3 | On | On | On | On |
|---------+--------+--------+--------+-------+-------+-------|
| 1.64MB | 2 & 3 | 2 & 3 | On | Off | On | On |
|---------+--------+--------+--------+-------+-------+-------|
| 4MB | 2 & 3 | 1 & 2 | On | On | On | Off |
|---------+--------+--------+--------+-------+-------+-------|
| 8MB | 2 & 3 | 1 & 2 | On | Off | On | Off |
|---------+--------+--------+--------+-------+-------+-------|
| 16MB | 1 & 2 | 1 & 2 | On | On | Off | Off |
|---------+--------+--------+--------+-------+-------+-------|
| 32MB | 1 & 2 | 1 & 2 | On | Off | Off | Off |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Cache |
|----------------------------+-------------------------------|
| 64KB | (8) 16K x 4 |
|----------------------------+-------------------------------|
| 256KB | (8) 64K x 4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | J21 | J22 | J36 |
|---------+-------------------+-------------------+----------|
| 64KB | pins 2 & 3 closed | pins 2 & 3 closed | Open |
|---------+-------------------+-------------------+----------|
| 256KB | pins 1 & 2 closed | pins 1 & 2 closed | Closed |
+------------------------------------------------------------+