ACHME COMPUTER, INC.
MS-4129 (ISA 486 AL1), ALI 486 NONCACHE
|
Processor |
CX486SX/80486SX/80487SX/AMD486DX/80486DX/80486DX2/Pentium Overdrive |
|
Processor Speed |
25/33/40/50(internal)/50/66(internal)MHz |
|
Chip Set |
ALI |
|
Max. Onboard DRAM |
112MB |
|
Cache |
None |
|
BIOS |
AMI |
|
Dimensions |
220mm x 220mm |
|
I/O Options |
None |
|
NPU Options |
CX487 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Keyboard connector |
J3 |
Turbo LED |
J5 (pins 12-13) |
|
External battery |
J4 |
Turbo switch |
J5 (pins 15-17) |
|
Power LED & keylock |
J5 (pins 1-5) |
Reset switch |
J5 (pins 19-20) |
|
Speaker |
J5 (pins 7-10) | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
Factory configured - do not alter |
CN1 |
Open |
|
» |
Factory configured - do not alter |
CN2 |
Open |
|
» |
Factory configured - do not alter |
CN3 |
Open |
|
» |
Battery type select internal |
J4 |
pins 2 & 3 closed |
|
Battery type select external |
J4 |
Closed | |
|
» |
Monitor type select monochrome |
JP4 |
Open |
|
Monitor type select color |
JP4 |
pins 2 & 3 closed | |
|
» |
CPU type select PGA |
JP28 |
Open |
|
CPU type select PQFP |
JP28 |
Closed | |
|
DRAM CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
|
1MB |
(4) 256K x 9 |
NONE |
NONE |
|
1MB |
NONE |
(1) 256K x 36 |
NONE |
|
1MB |
NONE |
NONE |
(1) 256K x 36 |
|
1MB |
NONE |
(1) 256K x 36 |
NONE |
|
2MB |
(4) 256K x 9 |
(1) 256K x 36 |
NONE |
|
2MB |
NONE |
(1) 512K x 36 |
NONE |
|
2MB |
NONE |
NONE |
(1) 512K x 36 |
|
2MB |
NONE |
(1) 256K x 36 |
(1) 256K x 36 |
|
2MB |
NONE |
(1) 512K x 36 |
NONE |
|
3MB |
(4) 256K x 9 |
(1) 512K x 36 |
NONE |
|
3MB |
(4) 256K x 9 |
(1) 256K x 36 |
(1) 256K x 36 |
|
3MB |
NONE |
(1) 256K x 36 |
(1) 512K x 36 |
|
3MB |
NONE |
(1) 512K x 36 |
(1) 256K x 36 |
|
4MB |
(4) 1M x 9 |
NONE |
NONE |
|
4MB |
(4) 256K x 9 |
(1) 512K x 36 |
(1) 256K x 36 |
|
4MB |
NONE |
(1) 1M x 36 |
NONE |
|
4MB |
NONE |
NONE |
(1) 1M x 36 |
|
4MB |
NONE |
(1) 512K x 36 |
(1) 512K x 36 |
|
4MB |
NONE |
(1) 1M x 36 |
NONE |
|
5MB |
(4) 256K x 9 |
(1) 1M x 36 |
NONE |
|
5MB |
NONE |
(1) 256K x 36 |
(1) 1M x 36 |
|
5MB |
NONE |
(1) 1M x 36 |
(1) 256K x 36 |
|
6MB |
(4) 256K x 9 |
(1) 256K x 36 |
(1) 1M x 36 |
|
6MB |
(4) 256K x 9 |
(1) 1M x 36 |
(1) 256K x 36 |
|
6MB |
(1) 1M x 9 |
(1) 256K x 36 |
(1) 256K x 36 |
|
6MB |
NONE |
(1) 512K x 36 |
(1) 1M x 36 |
|
7MB |
(4) 256K x 9 |
(1) 512K x 36 |
(1) 1M x 36 |
|
7MB |
(1) 1M x 9 |
(1) 512K x 36 |
(1) 256K x 36 |
|
8MB |
NONE |
(1) 2M x 36 |
NONE |
|
8MB |
NONE |
NONE |
(1) 2M x 36 |
|
8MB |
NONE |
(1) 1M x 36 |
(1) 1M x 36 |
|
8MB |
NONE |
(1) 2M x 36 |
NONE |
|
DRAM CONFIGURATION (CON’T) | |||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
|
9MB |
(4) 256K x 9 |
(1) 2M x 36 |
NONE |
|
9MB |
(4) 256K x 9 |
(1) 1M x 36 |
(1) 1M x 36 |
|
9MB |
(1) 1M x 9 |
(1) 256K x 36 |
(1) 1M x 36 |
|
9MB |
(1) 1M x 9 |
(1) 1M x 36 |
(1) 256K x 36 |
|
9MB |
NONE |
(1) 256K x 36 |
(1) 2M x 36 |
|
10MB |
NONE |
(1) 512K x 36 |
(1) 2M x 36 |
|
10MB |
NONE |
(1) 2M x 36 |
(1) 256K x 36 |
|
10MB |
(4) 256K x 9 |
(1) 2M x 36 |
(1) 256K x 36 |
|
10MB |
(1) 1M x 9 |
(1) 512K x 36 |
(1) 1M x 36 |
|
10MB |
NONE |
(1) 2M x 36 |
(1) 512K x 36 |
|
12MB |
(1) 1M x 9 |
(1) 1M x 36 |
(1) 1M x 36 |
|
12MB |
NONE |
(1) 1M x 36 |
(1) 2M x 36 |
|
12MB |
NONE |
(1) 2M x 36 |
(1) 1M x 36 |
|
13MB |
(4) 256K x 9 |
(1) 2M x 36 |
(1) 1M x 36 |
|
13MB |
(1) 1M x 9 |
(1) 2M x 36 |
(1) 256K x 36 |
|
16MB |
(4) 4M x 9 |
NONE |
NONE |
|
16MB |
(1) 1M x 9 |
(1) 2M x 36 |
(1) 1M x 36 |
|
16MB |
NONE |
(1) 4M x 36 |
NONE |
|
16MB |
NONE |
NONE |
(1) 4M x 36 |
|
16MB |
NONE |
(1) 2M x 36 |
(1) 2M x 36 |
|
16MB |
NONE |
(1) 4M x 36 |
NONE |
|
17MB |
(4) 256K x 9 |
(1) 4M x 36 |
NONE |
|
17MB |
NONE |
(1) 256K x 36 |
(1) 4M x 36 |
|
17MB |
NONE |
(1) 4M x 36 |
(1) 256K x 36 |
|
18MB |
(4) 256K x 9 |
(1) 256K x 36 |
(1) 4M x 36 |
|
18MB |
(4) 256K x 9 |
(1) 4M x 36 |
(1) 256K x 36 |
|
18MB |
(1) 4M x 9 |
(1) 256K x 36 |
(1) 256K x 36 |
|
18MB |
NONE |
(1) 512K x 36 |
(1) 4M x 36 |
|
18MB |
(1) 4M x 36 |
NONE |
(1) 512K x 36 |
|
18MB |
NONE |
(1) 4M x 36 |
(1) 512K x 36 |
|
19MB |
(4) 256K x 9 |
(1) 512K x 36 |
(1) 4M x 36 |
|
19MB |
(1) 4M x 9 |
(1) 512K x 36 |
(1) 256K x 36 |
|
20MB |
NONE |
(1) 1M x 36 |
(1) 4M x 36 |
|
20MB |
NONE |
(1) 4M x 36 |
(1) 1M x 36 |
|
21MB |
(4) 256K x 9 |
(1) 1M x 36 |
(1) 4M x 36 |
|
21MB |
(4) 256K x 9 |
(1) 4M x 36 |
(1) 1M x 36 |
|
21MB |
(1) 1M x 9 |
(1) 256K x 36 |
(1) 4M x 36 |
|
21MB |
(1) 1M x 9 |
(1) 4M x 36 |
(1) 256K x 36 |
|
21MB |
(1) 4M x 9 |
(1) 256K x 36 |
(1) 1M x 36 |
|
21MB |
(1) 4M x 9 |
(1) 1M x 36 |
(1) 256K x 36 |
|
22MB |
(1) 1M x 9 |
(1) 512K x 36 |
(1) 4M x 36 |
|
22MB |
(1) 4M x 9 |
(1) 512K x 36 |
(1) 1M x 36 |
|
24MB |
(1) 1M x 9 |
(1) 1M x 36 |
(1) 4M x 36 |
|
24MB |
(1) 1M x 9 |
(1) 4M x 36 |
(1) 1M x 36 |
|
DRAM CONFIGURATION (CON’T) | |||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
|
24MB |
(1) 4M x 9 |
(1) 1M x 36 |
(1) 1M x 36 |
|
24MB |
NONE |
(1) 2M x 36 |
(1) 4M x 36 |
|
24MB |
NONE |
(1) 4M x 36 |
(1) 2M x 36 |
|
25MB |
(4) 256K x 9 |
(1) 2M x 36 |
(1) 4M x 36 |
|
25MB |
(1) 4M x 9 |
(1) 2M x 36 |
(1) 256K x 36 |
|
28MB |
(1) 1M x 9 |
(1) 2M x 36 |
(1) 4M x 36 |
|
28MB |
(1) 4M x 9 |
(1) 2M x 36 |
(1) 1M x 36 |
|
32MB |
NONE |
(1) 8M x 36 |
NONE |
|
32MB |
NONE |
NONE |
(1) 8M x 36 |
|
32MB |
NONE |
(1) 4M x 36 |
(1) 4M x 36 |
|
32MB |
NONE |
(1) 8M x 36 |
NONE |
|
33MB |
(4) 256K x 9 |
(1) 8M x 36 |
NONE |
|
33MB |
(4) 256K x 9 |
(1) 4M x 36 |
(1) 4M x 36 |
|
33MB |
(1) 4M x 9 |
(1) 256K x 36 |
(1) 4M x 36 |
|
33MB |
(1) 4M x 9 |
(1) 4M x 36 |
(1) 256K x 36 |
|
33MB |
NONE |
(1) 256K x 36 |
(1) 8M x 36 |
|
33MB |
NONE |
(1) 8M x 36 |
(1) 256K x 36 |
|
34MB |
(4) 256K x 9 |
(1) 8M x 36 |
(1) 256K x 36 |
|
34MB |
(1) 4M x 9 |
(1) 512K x 36 |
(1) 4M x 36 |
|
34MB |
NONE |
(1) 512K x 36 |
(1) 8M x 36 |
|
34MB |
NONE |
(1) 8M x 36 |
(1) 512K x 36 |
|
36MB |
(1) 1M x 9 |
(1) 4M x 36 |
(1) 4M x 36 |
|
36MB |
(1) 4M x 9 |
(1) 1M x 36 |
(1) 4M x 36 |
|
36MB |
(1) 4M x 9 |
(1) 4M x 36 |
(1) 1M x 36 |
|
36MB |
NONE |
(1) 1M x 36 |
(1) 8M x 36 |
|
36MB |
NONE |
(1) 8M x 36 |
(1) 1M x 36 |
|
37MB |
(4) 256K x 9 |
(1) 8M x 36 |
(1) 1M x 36 |
|
37MB |
(1) 1M x 9 |
(1) 8M x 36 |
(1) 256K x 36 |
|
40MB |
(1) 1M x 9 |
(1) 8M x 36 |
(1) 1M x 36 |
|
40MB |
(1) 4M x 9 |
(1) 2M x 36 |
(1) 4M x 36 |
|
40MB |
NONE |
(1) 2M x 36 |
(1) 8M x 36 |
|
40MB |
NONE |
(1) 8M x 36 |
(1) 2M x 36 |
|
48MB |
(1) 4M x 9 |
(1) 4M x 36 |
(1) 4M x 36 |
|
48MB |
NONE |
(1) 4M x 36 |
(1) 8M x 36 |
|
48MB |
NONE |
(1) 8M x 36 |
(1) 4M x 36 |
|
49MB |
(4) 256K x 9 |
(1) 8M x 36 |
(1) 4M x 36 |
|
49MB |
(1) 4M x 9 |
(1) 8M x 36 |
(1) 256K x 36 |
|
52MB |
(1) 1M x 9 |
(1) 8M x 36 |
(1) 4M x 36 |
|
52MB |
(1) 4M x 9 |
(1) 8M x 36 |
(1) 1M x 36 |
|
64MB |
(4) 16M x 9 |
NONE |
NONE |
|
64MB |
(1) 4M x 9 |
(1) 8M x 36 |
(1) 4M x 36 |
|
64MB |
NONE |
(1) 8M x 36 |
(1) 8M x 36 |
|
66MB |
(4) 16M x 9 |
(1) 256K x 36 |
(1) 256K x 36 |
|
67MB |
(4) 16M x 9 |
(1) 512K x 36 |
(1) 256K x 36 |
|
DRAM CONFIGURATION (CON’T) | |||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
|
69MB |
(4) 16M x 9 |
(1) 256K x 36 |
(1) 1M x 36 |
|
69MB |
(4) 16M x 9 |
(1) 1M x 36 |
(1) 256K x 36 |
|
70MB |
(4) 16M x 9 |
(1) 512K x 36 |
(1) 1M x 36 |
|
72MB |
(4) 16M x 9 |
(1) 1M x 36 |
(1) 1M x 36 |
|
73MB |
(4) 16M x 9 |
(1) 2M x 36 |
(1) 256K x 36 |
|
76MB |
(4) 16M x 9 |
(1) 2M x 36 |
(1) 1M x 36 |
|
81MB |
(4) 16M x 9 |
(1) 256K x 36 |
(1) 4M x 36 |
|
81MB |
(4) 16M x 9 |
(1) 4M x 36 |
(1) 256K x 36 |
|
82MB |
(4) 16M x 9 |
(1) 512K x 36 |
(1) 4M x 36 |
|
84MB |
(4) 16M x 9 |
(1) 1M x 36 |
(1) 4M x 36 |
|
84MB |
(4) 16M x 9 |
(1) 4M x 36 |
(1) 1M x 36 |
|
88MB |
(4) 16M x 9 |
(1) 2M x 36 |
(1) 4M x 36 |
|
96MB |
(4) 16M x 9 |
(1) 4M x 36 |
(1) 4M x 36 |
|
97MB |
(4) 16M x 9 |
(1) 8M x 36 |
(1) 256K x 36 |
|
100MB |
(4) 16M x 9 |
(1) 8M x 36 |
(1) 1M x 36 |
|
112MB |
(4) 16M x 9 |
(1) 8M x 36 |
(1) 4M x 36 |
|
CPU TYPE CONFIGURATION | ||
|
Type |
JP10 |
JP14 |
|
80486SX |
Open |
pins 2 & 3 closed |
|
80487SX |
pins 1 & 2 closed |
pins 1 & 2, 3 & 4 closed |
|
80486DX/DX2 |
pins 2 & 3 closed |
pins 1 & 2, 3 & 4 closed |
|
CPU TYPE CONFIGURATION | |||||||
|
Type |
JP11 |
JP12 |
JP13 |
JP17 |
JP18 |
JP19 |
JP27 |
|
CX486SX/CX487SX |
Open |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
Closed |
|
Pentium Overdrive |
Open |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
Closed |
|
Note: Pins designated should be in the closed position. | |||||||
|
CPU SPEED CONFIGURATION | ||||
|
Speed |
JP3 |
JP16 |
JP24 |
JP25 |
|
25MHz |
1 & 2 |
1 & 2 |
1 & 2 |
3 & 4 |
|
33MHz |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2, 5 & 6 |
|
40MHz |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2, 3 & 4, 5 & 6 |
|
50iMHz |
1 & 2 |
1 & 2 |
1 & 2 |
3 & 4 |
|
50MHz |
2 & 3 |
2 & 3 |
2 & 3 |
3 & 4 |
|
66iMHz |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2, 5 & 6 |
|
Note: Pins designated should be in the closed position. | ||||