DIAMOND FLOWER, INC.
DFI-386/20
|
Processor |
80386DX |
|
Processor Speed |
20MHz |
|
Chip Set |
C & T |
|
Max. Onboard DRAM |
16MB (with external memory card) |
|
Cache |
None |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit external memory card |
|
NPU Options |
80287/80387DX/3167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Optional keyboard connector |
J2 |
CPU clock LED |
J8 |
|
Reset switch |
J3 |
Reset switch |
J11 |
|
Turbo LED |
J4 |
Turbo switch |
J14 |
|
Turbo switch |
J5 |
External battery |
J15 |
|
Speaker |
J6 |
32-bit external memory card |
SL1 |
|
Power LED & keylock |
J7 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Factory configured - do not alter |
J9 |
pins 1 & 2 closed |
|
|
NPU disabled |
J10 |
Open |
|
NPU enabled 80287 |
J10 |
pins 2 & 3 closed | |
|
NPU enabled 80387/3167 |
J10 |
pins 1 & 2 closed | |
|
|
Monitor type select monochrome |
J12 |
Open |
|
Monitor type select color |
J12 |
Closed | |
|
|
Battery type select disabled |
J13 |
Open |
|
Battery type select internal |
J13 |
pins 1 & 2 closed | |
|
Battery type select external |
J13 |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION | ||||
|
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 |
|
4MB |
(4) 256K x 9 |
(4) 256K x 9 |
(36) 41256 |
(36) 41256 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
NONE |
|
10MB |
(4) 1M x 9 |
(4) 1M x 9 |
(36) 41256 |
(36) 41256 |
|
16MB |
(4) 1M x 9 |
(4) 1M x 9 |
(36) 411000 |
(36) 411000 |
|
Note: These settings are for J1 open. | ||||
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
1MB |
(36) 41256 |
NONE |
NONE |
NONE |
|
2MB |
(36) 41256 |
(36) 41256 |
NONE |
NONE |
|
4MB |
(36) 411000 |
NONE |
NONE |
NONE |
|
4MB |
(36) 41256 |
(36) 41256 |
(4) 256K x 9 |
(4) 256K x 9 |
|
8MB |
(36) 411000 |
(36) 411000 |
NONE |
NONE |
|
10MB |
(36) 411000 |
(36) 411000 |
(4) 256K x 9 |
(4) 256K x 9 |
|
16MB |
(36) 411000 |
(36) 411000 |
(4) 1M x 9 |
(4) 1M x 9 |
|
Note: These settings are for J1 closed. | ||||
|
DRAM JUMPER CONFIGURATION | |
|
Setting |
J1 |
|
Banks 0 & 1 on memory board and Banks 2 & 3 on mainboard |
Closed |
|
Banks 0 & 1 on mainboard and Banks 2 & 3 on memory board |
Open |