JOINDATA SYSTEMS, INC.
G486EVL
|
Processor |
80486SX/80487SX/80486DX/ODP486SX/80486DX2 |
|
Processor Speed |
16/20/25/33/50(internal)/50/66(internal)MHz |
|
Chip Set |
EFAR |
|
Max. Onboard DRAM |
32MB |
|
Cache |
64/256KB |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit VESA local bus slots (2) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
32-bit VESA local bus slots |
J1 & J2 |
Power LED & keylock |
J13 |
|
Turbo LED |
J10 |
Reset switch |
J14 |
|
Turbo switch |
J11 |
External battery |
JP2 |
|
Speaker |
J12 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
CMOS memory normal operation |
JP1 |
pins 2 & 3 closed | |
|
CMOS memory clear |
JP1 |
pins 1 & 2 closed | |
|
CPU speed select 20/25/33MHz |
JP33 |
pins 2 & 3 closed | |
|
CPU speed select 50MHz |
JP33 |
pins 1 & 2 closed | |
|
VESA bus select 0 wait states |
JP34 |
pins 1 & 2 closed | |
|
VESA bus select 1 wait state |
JP34 |
pins 2 & 3 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 |
|
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
CACHE CONFIGURATION | ||
|
Size |
Bank 0 |
TAG |
|
64KB |
(8) 8K x 8 |
(1) 8K x 8 |
|
256KB |
(8) 32K x 8 |
(1) 32K x 8 |
|
CACHE JUMPER CONFIGURATION | |||
|
Size |
JP13 |
JP14 |
JP15 |
|
64KB |
Open |
Open |
Open |
|
256KB |
Closed |
Closed |
Closed |
|
CPU TYPE CONFIGURATION | |||||
|
Type |
OSC1 |
JP9 |
JP12 |
JP17 |
JP18 |
|
80486SX-20 |
20MHz |
2 & 3 |
Open |
2 & 3 |
Open |
|
80486SX-20 |
40MHz |
1 & 2 |
Open |
2 & 3 |
Open |
|
80486SX-25 |
25MHz |
2 & 3 |
Open |
2 & 3 |
Open |
|
80486SX-25 |
50MHz |
1 & 2 |
Open |
2 & 3 |
Open |
|
80486DX-25 |
50MHz |
1 & 2 |
2 & 3 |
1 & 2 |
Closed |
|
80486DX-25 |
25MHz |
2 & 3 |
2 & 3 |
1 & 2 |
Closed |
|
80487SX-25 |
50MHz |
1 & 2 |
1 & 2 |
1 & 2 |
Closed |
|
80487SX-25 |
25MHz |
2 & 3 |
1 & 2 |
1 & 2 |
Closed |
|
80486DX-33 |
66MHz |
1 & 2 |
2 & 3 |
1 & 2 |
Closed |
|
80486DX-33 |
33MHz |
2 & 3 |
2 & 3 |
1 & 2 |
Closed |
|
80486DX2-50 |
25MHz |
2 & 3 |
2 & 3 |
1 & 2 |
Closed |
|
80486DX2-66 |
33MHz |
2 & 3 |
2 & 3 |
1 & 2 |
Closed |
|
Note:Pins designated should be in the closed position. | |||||