HAWK COMPUTERS
486 CACHE VER. 1
|
Processor |
80486DX |
|
Processor Speed |
25/33MHz |
|
Chip Set |
Hawk |
|
Max. Onboard DRAM |
8MB |
|
Cache |
64/128/256/512KB (on external cache card) |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit external memory card slot, 32-bit external cache card slot |
|
NPU Options |
4167 |
|
CONNECTIONS |
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|
Purpose |
Location |
Purpose |
Location |
|
External battery |
J1 |
Turbo LED |
J91 |
|
Turbo switch |
J25 |
External cache card |
S2 |
|
Speaker |
J26 |
External memory card |
S8 |
|
Power LED & keylock |
J27 |
Reset switch |
SW1 |
|
USER CONFIGURABLE SETTINGS |
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|
Function |
Jumper |
Position |
|
|
|
Factory configured - do not alter |
JP1 |
pins 2 & 3 closed |
|
|
Monitor type select color |
JP2 |
Closed |
|
|
Monitor type select monochrome |
JP2 |
Open |
|
DRAM CONFIGURATION |
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|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
1MB |
(4) 256K x 9 |
NONE |
NONE |
NONE |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
NONE |
|
4MB |
(4) 1M x 9 |
NONE |
NONE |
NONE |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
NONE |
|
9MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
NONE |
|
10MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
|
12MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
|
16MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
|
Note: Banks 2 & 3 are used when an external memory card is installed. Jumpers 1 - 8 on card should each have pins 2 & 3 closed at all times. |
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CACHE JUMPER CONFIGURATION |
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|
Setting |
JP5 |
JP6 |
|
Enabled |
Open |
Open |
|
Disabled |
Closed |
Closed |
|
EXTERNAL CACHE CARD JUMPER CONFIGURATION |
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|
Size |
J1 |
J2 |
J3 |
J4 |
J5 |
J6 |
|
64KB |
Open |
1 & 2 |
Closed |
Closed |
1 & 2 |
Closed |
|
128KB |
Open |
2 & 3 |
Closed |
Open |
1 & 2 |
Closed |
|
256KB |
Closed |
2 & 3 |
Open |
Closed |
2 & 3 |
Closed |
|
512KB |
Closed |
2 & 3 |
Open |
Open |
2 & 3 |
Open |
|
Note: Proprietary external cache card fits in expansion slot S2 only. Pins designated should be in the closed position. |
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CPU SPEED CONFIGURATION |
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|
Size |
JP3 |
JP4 |
|
25MHz |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
33MHz |
pins 2 & 3 closed |
pins 2 & 3 closed |