TEXT View Source
# AMERICAN MEGATRENDS, INC.
486 EISA ENTERPRISE
Processor 80486DX
Processor Speed 25/33MHz
Chip Set AMI
Max. Onboard 32MB
DRAM
Cache 64/256KB (on external cache module)
BIOS AMI
Dimensions 355mm x 305mm
I/O Options 32-bit external memory card slot, cache
module connectors, floppy drive interface,
PS/2 mouse port
NPU Options 4167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| External battery | J2 | Reset switch | J15 |
|-------------------+----------+------------------+----------|
| PS/2 mouse port | J3 | Turbo switch | J16 |
|-------------------+----------+------------------+----------|
| Floppy interface | J5 | Turbo LED | J17 |
|-------------------+----------+------------------+----------|
| Cache module | J6 | 32-bit external | J19 |
| connectors | | memory card | |
|-------------------+----------+------------------+----------|
| Speaker | J11 | Diagnostic LED | J20 |
|-------------------+----------+------------------+----------|
| Power LED & | J12 | | |
| keylock | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|--------------------------------+---------------+-----------|
| » | Factory configured - do | J1 | Open |
| | not alter | | |
|---+----------------------------+---------------+-----------|
| » | Factory configured - do | J4 | N/A |
| | not alter | | |
|---+----------------------------+---------------+-----------|
| » | Floppy drive type select | J8 | pins 1 & |
| | most drives (normal) | | 2 closed |
|---+----------------------------+---------------+-----------|
| | Floppy drive type select | J8 | pins 2 & |
| | PS/2 compatible(reversed | | 3 closed |
| | DENSEL) | | |
|---+----------------------------+---------------+-----------|
| » | Factory configured - do | J21 | N/A |
| | not alter | | |
|---+----------------------------+---------------+-----------|
| » | Factory configured - do | SW1/1 | Off |
| | not alter | | |
|---+----------------------------+---------------+-----------|
| » | Monitor type select | SW1/2 | Off |
| | monochrome | | |
|---+----------------------------+---------------+-----------|
| | Monitor type select color | SW1/2 | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 1 | Bank 2 |
|------------------+--------------------+--------------------|
| 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 CONFIGURATION |
|------------------------------------------------------------|
| Size | J7 |
|-----------------------------+------------------------------|
| 4MB | Open |
|-----------------------------+------------------------------|
| 8MB | Open |
|-----------------------------+------------------------------|
| 16MB | Closed |
|-----------------------------+------------------------------|
| 32MB | Closed |
+------------------------------------------------------------+