FIRST INTERNATIONAL COMPUTER, INC.
4386-VIO
|
Processor |
80386DX/CX486DLC/80486SX/80487SX/80486DX/80486DX2 |
|
Processor Speed |
20/25/33/40/50(internal)/50/66(internal)MHz |
|
Chip Set |
VIA |
|
Max. Onboard DRAM |
32/128MB (depends on CPU used) |
|
Cache |
64/128/256KB |
|
BIOS |
Award |
|
Dimensions |
254mm x 220mm |
|
I/O Options |
Floppy drive interface, game port, IDE interface, parallel port, serial ports (2) |
|
NPU Options |
80387DX |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Parallel port |
CN3 |
Turbo LED |
J5 |
|
Game port |
CN4 |
Turbo switch |
J6 |
|
Serial port 1 |
CN5 |
Reset switch |
J7 |
|
Serial port 2 |
CN6 |
Speaker |
J8 |
|
Floppy drive interface |
CN7 |
Power LED & keylock |
J9 |
|
IDE interface |
CN8 |
IDE interface LED |
J44 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Parallel port unidirectional (printer) |
JG |
pins 1 & 2 closed |
|
Parallel port bidirectional |
JG |
pins 2 & 3 closed | |
|
|
IDE interface enabled |
JH |
pins 2 & 3 closed |
|
IDE interface disabled |
JH |
pins 1 & 2 closed | |
|
|
Floppy drive interface enabled |
JI |
pins 2 & 3 closed |
|
Floppy drive interface disabled |
JI |
pins 1 & 2 closed | |
|
|
Monitor type select CGA |
J2 |
Closed |
|
Monitor type select monochrome/EGA/VGA |
J2 |
Open | |
|
|
Factory configured - do not alter |
J3 |
N/A |
|
|
Factory configured - do not alter |
J4 |
N/A |
|
|
NPU synchronous with CPU |
J40 |
pins 1 & 2 closed |
|
NPU asynchronous with CPU |
J40 |
pins 2 & 3 closed | |
|
|
Factory configured - do not alter |
J41 |
N/A |
|
|
BALE to IDE select connected to CN8 pin28 |
J45 |
Closed |
|
BALE to IDE select not connected |
J45 |
Open | |
|
DRAM CONFIGURATION (80386) | ||
|
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 |
|
DRAM CONFIGURATION (80486) | ||
|
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 |
|
DRAM CONFIGURATION (80486 CONT) | ||
|
Size |
Bank 0 |
Bank 1 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
64MB |
(4) 16M x 9 |
NONE |
|
65MB |
(4) 256K x 9 |
(4) 16M x 9 |
|
65MB |
(4) 16M x 9 |
(4) 256K x 9 |
|
68MB |
(4) 1M x 9 |
(4) 16M x 9 |
|
68MB |
(4) 16M x 9 |
(4) 1M x 9 |
|
80MB |
(4) 4M x 9 |
(4) 16M x 9 |
|
80MB |
(4) 16M x 9 |
(4) 4M x 9 |
|
128MB |
(4) 16M x 9 |
(4) 16M x 9 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(1) 8K x 8 |
|
128KB |
(4) 32K x 8 |
NONE |
(1) 8K x 8 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
|
CACHE JUMPER CONFIGURATION | ||||
|
Size |
JS1 |
JS2 |
JS3 |
JS4 |
|
64KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
128KB |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
256KB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
CPU TYPE CONFIGURATION | ||||
|
Type |
JC1 |
JC2 |
JC3 |
JC5 |
|
80386DX-33/40 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
Open |
|
CX486DLC-33/40 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
Closed |
|
80486SX-20/25 |
pins 2 & 3 closed |
pins 2 & 3 closed |
Open |
Open |
|
80486SX-33 |
pins 2 & 3 closed |
pins 2 & 3 closed |
Open |
Open |
|
80487SX-20/25 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
Open |
|
80486DX-20/25 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
Open |
|
80486DX-33/50 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
Open |
|
80486DX2-50 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
Open |
|
80486DX2-66 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
Open |
|
Note: If JC5 is closed, pins 1 & 2, 3 & 4, 5 & 6 are closed | ||||
|
CPU TYPE CONFIGURATION (CONT) | |||
|
Type |
JK1 |
JK2 |
JK4 |
|
80386DX-33/40 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
CX486DLC-33/40 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486SX-20/25 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486SX-33 |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80487SX-20/25 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486DX-20/25 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486DX-33/50 |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80486DX2-50 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486DX2-66 |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
CPU CLOCK GENERATOR CONFIGURATION | ||||
|
Speed |
J46 pins 1 & 2 |
J46 pins 3 & 4 |
J46 pins 5 & 6 |
J46 pins 7 & 8 |
|
33MHz |
Closed |
Open |
Open |
Open |
|
40MHz |
Closed |
Open |
Closed |
Closed |
|
40MHz |
Closed |
Closed |
Open |
Open |
|
50MHz |
Open |
Open |
Closed |
Closed |
|
50MHz |
Open |
Closed |
Open |
Open |
|
66MHz |
Open |
Closed |
Open |
Closed |
|
66MHz |
Closed |
Open |
Open |
Closed |
|
80MHz |
Closed |
Closed |
Open |
Closed |
|
Note: If an oscillator is installed, these jumper settings have no effect. | ||||
|
PARALLEL PORT CONFIGURATION | ||
|
Setting |
JE |
JF |
|
Disabled |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
378 |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
278 |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
3BC |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
SERIAL PORT 1 CONFIGURATION | ||
|
Setting |
JA |
JB |
|
Disabled |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
3E8 |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
3F8 |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
2E8 |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
SERIAL PORT 2 CONFIGURATION | ||
|
Setting |
JC |
JD |
|
Disabled |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
2E8 |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
2F8 |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
3E8 |
pins 2 & 3 closed |
pins 2 & 3 closed |