LEADING EDGE PRODUCTS, INC.
MODEL D2/LPS
Processor |
80286 |
Processor Speed |
8/12MHz |
Chip Set |
C & T |
Max. Onboard DRAM |
4MB |
Cache |
None |
BIOS |
AMI |
Dimensions |
330mm x 218mm |
I/O Options |
Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial port, video port |
NPU Options |
80287 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Keylock |
J14 |
VGA port |
J43 |
Turbo LED |
J15 |
Parallel port |
J44 |
Power LED |
J16 |
Serial port |
J46 |
IDE interface |
J22 |
PS/2 mouse port |
J48 |
Floppy drive interface |
J23 | ||
Note:The exact locations of J14, J15, and J16 are unknown. |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
IDE interface enabled |
J17 |
Closed |
IDE interface disabled |
J17 |
Open | |
» |
NPU speed 10MHz |
J18 |
Open |
NPU speed 12.5MHz |
J18 |
Closed | |
» |
VGA controller enabled |
J26 |
Closed |
VGA controller disabled |
J26 |
Open | |
» |
Floppy drive interface enabled |
J27 |
Closed |
Floppy drive interface disabled |
J27 |
Open | |
Note:The exact location of J26 is unknown. |
SERIAL PORT CONFIGURATION | ||||||
Setting |
IRQ |
J32 |
J37 |
J39 |
J40 | |
» |
Enabled |
4 |
Closed |
pins 2 & 3 |
Closed |
Closed |
Enabled |
3 |
Closed |
pins 1 & 2 |
Closed |
Closed | |
Disabled |
N/A |
Open |
Open |
N/A |
N/A | |
Disabled |
3 |
N/A |
N/A |
Open |
Open | |
Disabled |
4 |
N/A |
N/A |
Open |
Open | |
Note:Pins designated should be in the closed position. |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
1MB |
(2) 256K x 9 |
(2) 256K x 9 |
2MB |
(2) 1M x 9 |
NONE |
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
DRAM JUMPER CONFIGURATION | |||
Size |
J5 |
J7 |
J21 |
1MB |
pins 1 & 2 closed |
Open |
Open |
2MB |
Open |
pins 1 & 2 closed |
Open |
4MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
VESA CONFIGURATION | ||
Wait states |
J2 | |
» |
0 wait states |
Closed |
1 wait state |
Open |
PARALLEL PORT CONFIGURATION | ||||
Setting |
IRQ |
J38 |
J42 | |
» |
Enabled |
IRQ7 |
Closed |
Closed |
Disabled |
None |
Open |
Open | |
Note:To disable IRQ7, J41 should be left open. |
VIDEO INTERRUPT SELECT | ||
IRQ9 |
J47 | |
» |
Enabled |
Closed |
Disabled |
Open |
PS/2 MOUSE INTERRUPT SELECT | |||||
Interrupt |
J33 |
J34 |
J35 |
J36 | |
» |
IRQ5 |
Closed |
Closed |
Closed |
Closed |
IRQ3 |
Open |
Closed |
Open |
Closed | |
IRQ4 |
Open |
Closed |
Closed |
Open | |
IRQ9 |
Open |
Open |
Closed |
Closed |