UNIDENTIFIED
386-VC-H
|
Processor |
AM386DX/80386DX/CX486DLC |
|
Processor Speed |
33/40MHz |
|
Chip Set |
VIA |
|
Max. Onboard DRAM |
32MB |
|
Cache |
32/64/128/256KB |
|
BIOS |
Award |
|
Dimensions |
254mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
80387DX/CX487DLC/3167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Turbo LED |
J6 |
Speaker |
J9 |
|
Turbo switch |
J7 |
Power LED & keylock |
J10 |
|
Reset switch |
J8 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
CMOS memory normal operation |
J1 |
Open |
|
CMOS memory clear |
J1 |
Closed | |
|
|
Monitor type select monochrome/EGA/VGA |
J2 |
Open |
|
Monitor type select color |
J2 |
Closed | |
|
|
NPU synchronous with CPU |
J5 |
pins 1 & 2 closed |
|
NPU asynchronous with CPU |
J5 |
pins 2 & 3 closed | |
|
|
CX487DLC disabled |
JN1 |
pins 2 & 3 closed |
|
CX487DLC enabled |
JN1 |
pins 1 & 2 closed | |
|
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 |
|
5MB |
(4) 1M x 9 |
(4) 256K x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
17MB |
(4) 256K x 9 |
(4) 4M x 9 |
|
17MB |
(4) 4M x 9 |
(4) 256K x 9 |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
|
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
CACHE CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
M10 |
TAG |
|
32KB |
(4) 8K x 8 |
NONE |
(1) 8K x 8 |
(1) 8K x 8 |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(1) 8K x 8 |
(1) 8K x 8 |
|
128KB |
(4) 32K x 8 |
NONE |
(1) 8K x 8 |
(1) 8K x 8 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
(1) 32K x 8 |
|
Note: M10 is optional and does not have to be installed. | ||||
|
CACHE JUMPER CONFIGURATION | ||||||
|
Size |
JS1 |
JS2 |
JS3 |
JS4 |
JS5 |
JS6 |
|
32KB |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
|
64KB |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
|
128KB |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
|
256KB |
2 & 3 |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
|
Note: Pins designated should be in the closed position. | ||||||
|
CPU TYPE CONFIGURATION | |||
|
Type |
JC1 |
JC3 |
JC4 |
|
AM386DX |
Open |
pins 1 & 2 closed |
Closed |
|
80386DX (PQFP) |
Open |
pins 2 & 3 closed |
Open |
|
80386DX (PGA) |
Open |
pins 1 & 2 closed |
Closed |
|
CX486DLC |
Closed |
pins 1 & 2 closed |
Closed |