Abit FU340
ABIT COMPUTER CORPORATION
FU325/FU333/FU340
| Processor |
80386DX |
| Processor Speed |
25/33/40MHz |
| Chip Set |
C & T/Peak DM |
| Max. Onboard DRAM |
32MB |
| Cache |
32/64/128/256KB |
| BIOS |
AMI/C & T |
| Dimensions |
330mm x 218mm |
| I/O Options |
None |
| NPU Options |
80387/3167 |
| CONNECTIONS | |||
| Purpose | Location | Purpose | Location |
|
Turbo LED |
D4 |
Turbo switch |
J50 |
|
Speaker |
J18 |
Reset switch |
J51 |
|
Power LED & keylock |
J19 |
External battery |
JP2 |
| USER CONFIGURABLE SETTINGS | |||
| Function | Jumper | Position | |
| � | Factory configured - do not alter |
J21 |
Open |
| � | Monitor type select monochrome |
J23 |
Open |
|
Monitor type select color |
J23 |
Closed | |
| � | CMOS memory normal operation |
J42 |
pins 2 & 3 closed |
| CMOS memory clear |
J42 |
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 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
| CACHE CONFIGURATION | ||||
| Size | Cache | Location | Tag (U7) | Tag (U14 & U15) |
|
32KB |
(4) 8K x 8 |
NONE |
(1) 8K x 8 |
NONE |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
NONE |
(2) 16K x 4 |
|
128KB |
(4) 32K x 8 |
NONE |
(1) 32K x 8 |
NONE |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
NONE |
(2) 64K x 4 |
| CACHE JUMPER CONFIGURATION | ||||||
| Size | J26 | J27 | J28 | J29 | J33 | J34 |
|
32KB |
1 & 2 |
Open |
Open |
Closed |
Closed |
Open |
|
64KB |
1 & 2 |
Closed |
Open |
Closed |
Closed |
1 & 2 |
|
128KB |
2 & 3 |
Closed |
Open |
Closed |
Open |
1 & 2 |
|
256KB |
2 & 3 |
Closed |
Closed |
Open |
Open |
1 & 2 |
|
Note: Pins designated should be in the closed position. | ||||||
| CACHE JUMPER CONFIGURATION (CON'T) | |||||||
| Size | J35 | J36 | J37 | J38 | J39 | J41 | J52 |
|
32KB |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
Open |
1 & 2 |
|
64KB |
Open |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
|
128KB |
Open |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
|
256KB |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
2 & 3 |
|
Note: Pins designated should be in the closed position. | |||||||
