EFA CORPORATION
ECA 510
|
Processor |
80386DX/80486SX/80486DX |
|
Processor Speed |
16/20/25/33/40/50MHz |
|
Chip Set |
UMC |
|
Max. Onboard DRAM |
32MB |
|
Cache |
64/128/256KB |
|
BIOS |
AMI |
|
Dimensions |
280mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
4167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
J4 |
Power LED & keylock |
J18 |
|
Reset switch |
J15 |
Speaker |
J19 |
|
Turbo LED |
J16 |
Riser card |
R1 |
|
Turbo switch |
J17 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
| » |
Monitor type select color |
J5 |
Open |
|
Monitor type select monochrome |
J5 |
Closed | |
| » |
Factory configured - do not alter |
J10 |
N/A |
| » |
Factory configured - do not alter |
J21 |
N/A |
| » |
BIOS type select 27512 |
JP1 |
pins 2 & 3 closed |
|
BIOS type select 271024 |
JP1 |
pins 1 & 2 closed | |
| » |
Factory configured - do not alter |
S1/5 |
N/A |
| » |
Factory configured - do not alter |
S1/8 |
N/A |
|
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 |
|
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(4) 16K x 4 |
|
128KB |
(4) 32K x 8 |
NONE |
(4) 16K x 4 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(4) 16K x 4 |
|
CACHE JUMPER CONFIGURATION | |||||
|
Size |
J1 |
J2 |
J3 |
J13 |
J14 |
|
64KB |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
N/A |
|
128KB |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
|
256KB |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
|
Note:Pins designated should be in the closed position. | |||||
|
CPU SWITCH CONFIGURATION (A) | ||||||||||
|
Type |
S1/1 |
S1/2 |
S1/3 |
S1/4 |
S1/6 |
S1/7 |
S3/1 |
S3/2 |
S3/3 |
S3/4 |
|
80386DX |
On |
On |
On |
On |
Off |
Off |
On |
On |
Off |
Off |
|
80486SX |
Off |
Off |
Off |
Off |
On |
On |
Off |
Off |
On |
On |
|
80486DX |
Off |
Off |
Off |
Off |
On |
On |
On |
On |
Off |
Off |
|
Note: All CPU configurations (Tables A & B) must be set for proper operation. | ||||||||||
|
CPU TYPE CONFIGURATION (B) | ||||
|
Type |
S2/1 |
S2/2 |
S2/3 |
S2/4 |
|
80386DX-16 |
Off |
Off |
On |
On |
|
80386DX-20 |
Off |
Off |
On |
Off |
|
80386DX-33 |
On |
On |
Off |
On |
|
80386DX-40 |
On |
On |
On |
On |
|
80486SX-20 |
On |
Off |
On |
Off |
|
80486DX-25 |
On |
Off |
Off |
Off |
|
80486DX-33 |
On |
Off |
Off |
On |
|
80486DX-50 |
Off |
Off |
Off |
Off |