FIRST INTERNATIONAL COMPUTER, INC.
4386-VC-HD
|
Processor |
80386DX/80486SX/80487SX/80486DX/80486DX2 |
|
Processor Speed |
20/25/33/40/50(internal)/50/66(internal)MHz |
|
Chip Set |
VIA |
|
Max. Onboard DRAM |
128MB |
|
Cache |
0/64/128/256KB |
|
BIOS |
AMI/Award |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
80387DX |
|
CONNECTIONS |
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|
Purpose |
Location |
Purpose |
Location |
|
Turbo LED |
J5 |
Speaker |
J8 |
|
Turbo switch |
J6 |
Power LED & keylock |
J9 |
|
Reset switch |
J7 |
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|
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 |
J40 |
Pins 1 & 2 closed |
|
NPU asynchronous with CPU |
J40 |
Pins 2 & 3 closed |
|
|
DRAM CONFIGURATION |
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|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(4) 256K x 9 |
NONE |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
|
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
|
17MB |
(4) 256K x 9 |
(4) 4M x 9 |
|
65MB |
(4) 256K x 9 |
(4) 16M x 9 |
|
4MB |
(4) 1M x 9 |
NONE |
|
5MB |
(4) 1M x 9 |
(4) 256K x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
|
68MB |
(4) 1M x 9 |
(4) 16M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
17MB |
(4) 4M x 9 |
(4) 256K x 9 |
|
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
80MB |
(4) 4M x 9 |
(4) 16M x 9 |
|
64MB |
(4) 16M x 9 |
NONE |
|
65MB |
(4) 16M x 9 |
(4) 256K x 9 |
|
68MB |
(4) 16M x 9 |
(4) 1M x 9 |
|
80MB |
(4) 16M x 9 |
(4) 4M x 9 |
|
128MB |
(4) 16M x 9 |
(4) 16M x 9 |
|
Note: 16M x 4 SIMMs can only be used if an 80486 is installed. |
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|
CACHE CONFIGURATION |
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|
Size |
Bank 0 |
Bank 1 |
M10 |
TAG |
|
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. |
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CACHE JUMPER CONFIGURATION |
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|
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 SPEED/TYPE CONFIGURATION |
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|
Type |
JC1 |
JC2 |
JC3 |
|
80386DX-33 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80386DX-40 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486SX-20 |
pins 2 & 3 closed |
pins 2 & 3 closed |
Open |
|
80486SX-25 |
pins 2 & 3 closed |
pins 2 & 3 closed |
Open |
|
80486SX-33 |
pins 2 & 3 closed |
pins 2 & 3 closed |
Open |
|
80487SX-20 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
80487SX-25 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
80486DX-20 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486DX-25 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486DX-33 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486DX-50 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486DX2-50 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
80486DX2-66 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
CPU SPEED/TYPE CONFIGURATION (CON’T) |
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|
Type |
JK1 |
JK2 |
JK3 |
JK4 |
|
80386DX-33 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
80386DX-40 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
80486SX-20 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80486SX-25 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80486SX-33 |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80487SX-20 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80487SX-25 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80486DX-20 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80486DX-25 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80486DX-33 |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80486DX-50 |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80486DX2-50 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80486DX2-66 |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |