LION COMPUTERS, INC.
NICE PLUS 486 DX/SX-50
|
Processor |
80486SX/80487SX/80486DX |
|
Processor Speed |
16/20/25/33/50MHz |
|
Chip Set |
ETEQ |
|
Max. Onboard DRAM |
32MB |
|
Cache |
64/256KB |
|
BIOS |
AMI/MR/Phoenix |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit external memory card slot |
|
NPU Options |
4167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Turbo LED |
JP0 |
Power LED & keylock |
JP3 |
|
Turbo switch |
JP0A |
External battery |
JP21 |
|
Reset switch |
JP1 |
32-bit external memory card |
S1 |
|
Speaker |
JP2 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
NPU wait states select 0 |
JP16 |
Open | |
|
NPU wait state select 1 |
JP16 |
Closed | |
|
CMOS memory normal operation |
JP17 |
Open | |
|
CMOS memory clear |
JP17 |
Closed | |
|
Factory configured - do not alter |
JP18 |
Closed | |
|
Monitor type select color |
JP20 |
Closed | |
|
Monitor type select monochrome |
JP20 |
Open | |
|
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 |
|
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
17MB |
(4) 256K x 9 |
(4) 4M x 9 |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
TAG |
Location |
|
64KB |
(8) 8K x 8 |
(1) 8K x 8 |
U205 |
|
64KB |
(8) 8K x 8 |
(2) 16K x 4 |
U501 & U502 |
|
256KB |
(8) 32K x 8 |
(2) 16K x 4 |
U501 & U502 |
|
CACHE JUMPER CONFIGURATION | |||||
|
Size |
JP10 |
JP11 |
JP12 |
JP13 |
JP14 |
|
64KB |
Open |
Open |
Open |
2 & 3 |
2 & 3 |
|
256KB |
Closed |
Closed |
Closed |
1 & 2 |
1 & 2 |
|
Note: Pins designated should be in the closed position. | |||||
|
CPU TYPE CONFIGURATION | ||||
|
Type |
JP5 |
JP6 |
JP8 |
JP9 |
|
80486SX |
Open |
Open |
pins 1 & 2 closed |
Open |
|
80487SX |
Closed |
Closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
80486DX |
Open |
Closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
CPU SPEED CONFIGURATION | ||||
|
Speed |
JP0B |
JP0C |
JP4 |
JP7 |
|
16MHz |
pins 1 & 2 closed |
pins 1 & 2 closed |
Closed |
pins 1 & 2 closed |
|
20MHz |
pins 1 & 2 closed |
pins 1 & 2 closed |
Closed |
pins 1 & 2 closed |
|
25MHz |
pins 2 & 3 closed |
pins 1 & 2 closed |
Closed |
pins 1 & 2 closed |
|
33MHz |
pins 2 & 3 closed |
pins 1 & 2 closed |
Open |
pins 1 & 2 closed |
|
50MHz |
pins 2 & 3 closed |
pins 2 & 3 closed |
Open |
pins 2 & 4 closed |