AMERICAN MEGATRENDS, INC.
486 EISA ENTERPRISE
|
Processor |
80486DX |
|
Processor Speed |
25/33MHz |
|
Chip Set |
AMI |
|
Max. Onboard DRAM |
32MB |
|
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 |
|
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 connectors |
J6 |
32-bit external memory card |
J19 |
|
Speaker |
J11 |
Diagnostic LED |
J20 |
|
Power LED & keylock |
J12 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
|
Factory configured - do not alter |
J1 |
Open | |
|
Factory configured - do not alter |
J4 |
N/A | |
|
Floppy drive type select most drives (normal) |
J8 |
pins 1 & 2 closed | |
|
Floppy drive type select PS/2 compatible(reversed DENSEL) |
J8 |
pins 2 & 3 closed | |
|
Factory configured - do not alter |
J21 |
N/A | |
|
Factory configured - do not alter |
SW1/1 |
Off | |
|
Monitor type select monochrome |
SW1/2 |
Off | |
|
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 |