NEC TECHNOLOGIES, INC.
POWERMATE 286
|
Processor |
80286 |
|
Processor Speed |
8/10MHz |
|
Chip Set |
NEC |
|
Max. onboard DRAM |
1MB |
|
Cache |
None |
|
BIOS |
Phoenix |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Floppy drive interface, IDE interface, parallel port, riser card slot, serial port, video |
|
NPU Options |
80287 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port |
CN1 |
IDE interface |
J5 |
|
Parallel port |
CN2 |
External battery |
J10 |
|
Video port |
CN3 |
Riser card slot |
S1 |
|
Floppy drive interface |
J4 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
|
External video select color |
J3 |
Closed | |
|
External video select monochrome |
J3 |
Open | |
|
Factory configured - do not alter |
J8 |
N/A | |
|
Enable printer with EGA disabled |
J9 |
pins 1 & 2 closed | |
|
Disable printer with EGA disabled- |
J9 |
pins 2 & 3 closed | |
|
CPU speed select 8/10MHz switchable via SYSCLK |
JPS |
pins 1 & 2 closed | |
|
CPU speed select true 10MHz |
JPS |
pins 2 & 3 closed | |
|
Factory configured - do not alter |
SW1/1 |
N/A | |
|
Floppy drive interface enabled |
SW1/2 |
On | |
|
Floppy drive interface disabled |
SW1/2 |
Off | |
|
IDE interface enabled |
SW1/3 |
Off | |
|
IDE interface disabled |
SW1/3 |
On | |
|
Serial port enabled |
SW1/4 |
On | |
|
Serial port disabled |
SW1/4 |
Off | |
|
DRAM CONFIGURATION | ||||||
|
Base |
Extended |
Bank 0 |
Bank 1 |
SW1/1 |
SW1/2 |
SW/3 |
|
512KB |
0KB |
(18) 41256 |
NONE |
On |
On |
On |
|
640KB |
0KB |
(18) 4164 |
(18) 41256 |
Off |
On |
On |
|
512KB |
512KB |
(18) 41256 |
(18) 41256 |
On |
Off |
On |
|
640KB |
384KB |
(18) 41256 |
(18) 41256 |
Off |
Off |
On |
|
EPROM CONFIGURATION | ||||
|
EPROM |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
|
27128 |
On |
Off |
Off |
On |
|
27256 |
On |
Off |
On |
Off |
|
27512 |
Off |
On |
On |
Off |
|
VIDEO CONFIGURATION | ||||||||
|
Type |
SW3/1 |
SW3/2 |
SW3/3 |
SW3/4 |
SW3/5 |
SW3/6 |
SW3/7 |
SW3/8 |
|
EGA |
Off |
On |
On |
Off |
Off |
On |
On |
On |
|
Color |
Off |
Off |
Off |
On |
Off |
On |
On |
On |
|
Monochrome |
Off |
Off |
On |
Off |
Off |
On |
On |
On |