COMPUTREND SYSTEMS, INC.
VLB486 AL5 (ALI-486G)
|
Processor |
80486SX/SL80486SX/80486DX/SL80486DX/CXM7/AM486DX2/80486DX2/ SL80486DX2/AM486DX4/80486DX4/P24D/P24T |
|
Processor Speed |
25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/ 100(internal)MHz |
|
Chip Set |
ALI |
|
Max. Onboard DRAM |
64MB |
|
Cache |
128/256KB |
|
BIOS |
AMI |
|
Dimensions |
250mm x 220mm |
|
I/O Options |
32-bit VESA local bus slots (3), green PC connector |
|
NPU Options |
None |
|
CONNECTIONS |
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|
Purpose |
Location |
Purpose |
Location |
|
External battery |
JB |
Reset switch |
JFP pins 19 & 20 |
|
Power LED & keylock |
JFP pins 1 - 5 |
Green PC connector (monitor) |
JG1 |
|
Speaker |
JFP pins 7 - 10 |
Green PC LED |
JG2 |
|
Turbo LED |
JFP pins 12 & 13 |
Green PC connector |
JG3 |
|
Turbo switch |
JFP pins 15 - 17 |
32-bit VESA local bus slots |
SL1 - SL3 |
|
USER CONFIGURABLE SETTINGS |
|||
|
Function |
Jumper |
Position |
|
|
|
Battery type select internal |
JB |
Pins 2 & 3 closed |
|
|
Battery type select external |
JB |
Closed |
|
|
Factory configured - do not alter |
JC2 |
N/A |
|
|
Factory configured - do not alter |
JC3 |
N/A |
|
|
Monitor type select monochrome |
JP1 |
Pins 2 & 3 closed |
|
|
Monitor type select color |
JP1 |
Pins 1 & 2 closed |
|
DRAM CONFIGURATION |
||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
1MB |
(1) 256K x 36 |
None |
None |
None |
|
2MB |
(1) 512K x 36 |
None |
None |
None |
|
2MB |
(1) 256K x 36 |
(1) 256K x 36 |
None |
None |
|
3MB |
(1) 512K x 36 |
(1) 256K x 36 |
None |
None |
|
3MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
None |
|
3MB |
(1) 256K x 36 |
(1) 512K x 36 |
None |
None |
|
4MB |
(1) 1M x 36 |
None |
None |
None |
|
4MB |
(1) 512K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
None |
|
4MB |
(1) 512K x 36 |
(1) 512K x 36 |
None |
None |
|
4MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
5MB |
(1) 1M x 36 |
(1) 256K x 36 |
None |
None |
|
5MB |
(1) 512K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
5MB |
(1) 256K x 36 |
(1) 1M x 36 |
None |
None |
|
6MB |
(1) 1M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
None |
|
6MB |
(1) 1M x 36 |
(1) 512K x 36 |
None |
None |
|
6MB |
(1) 512K x 36 |
(1) 1M x 36 |
None |
None |
|
7MB |
(1) 1M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
8MB |
(1) 2M x 36 |
None |
None |
None |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
None |
None |
|
9MB |
(1) 2M x 36 |
(1) 256K x 36 |
None |
None |
|
9MB |
(1) 256K x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
None |
|
9MB |
(1) 256K x 36 |
(1) 2M x 36 |
None |
None |
|
10MB |
(1) 2M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
None |
|
10MB |
(1) 2M x 36 |
(1) 512K x 36 |
None |
None |
|
10MB |
(1) 512K x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
None |
|
10MB |
(1) 512K x 36 |
(1) 2M x 36 |
None |
None |
|
12MB |
(1) 2M x 36 |
(1) 1M x 36 |
None |
None |
|
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
None |
|
12MB |
(1) 1M x 36 |
(1) 2M x 36 |
None |
None |
|
13MB |
(1) 256K x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
16MB |
(1) 4M x 36 |
None |
None |
None |
|
16MB |
(1) 2M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
None |
|
16MB |
(1) 2M x 36 |
(1) 2M x 36 |
None |
None |
|
16MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
17MB |
(1) 4M x 36 |
(1) 256K x 36 |
None |
None |
|
17MB |
(1) 256K x 36 |
(1) 4M x 36 |
None |
None |
|
18MB |
(1) 4M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
None |
|
18MB |
(1) 4M x 36 |
(1) 512K x 36 |
None |
None |
|
18MB |
(1) 512K x 36 |
(1) 4M x 36 |
None |
None |
|
19MB |
(1) 4M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
20MB |
(1) 4M x 36 |
(1) 1M x 36 |
None |
None |
|
20MB |
(1) 1M x 36 |
(1) 4M x 36 |
None |
None |
|
24MB |
(1) 4M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
None |
|
24MB |
(1) 4M x 36 |
(1) 2M x 36 |
None |
None |
|
24MB |
(1) 2M x 36 |
(1) 4M x 36 |
None |
None |
|
28MB |
(1) 4M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
32MB |
(1) 8M x 36 |
None |
None |
None |
|
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
None |
None |
|
33MB |
(1) 8M x 36 |
(1) 256K x 36 |
None |
None |
|
33MB |
(1) 256K x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
None |
|
33MB |
(1) 256K x 36 |
(1) 8M x 36 |
None |
None |
|
34MB |
(1) 8M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
None |
|
34MB |
(1) 8M x 36 |
(1) 512K x 36 |
None |
None |
|
34MB |
(1) 512K x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
None |
|
34MB |
(1) 512K x 36 |
(1) 8M x 36 |
None |
None |
|
36MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
None |
|
36MB |
(1) 1M x 36 |
(1) 8M x 36 |
None |
None |
|
40MB |
(1) 8M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
None |
|
40MB |
(1) 8M x 36 |
(1) 2M x 36 |
None |
None |
|
40MB |
(1) 2M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
None |
|
40MB |
(1) 2M x 36 |
(1) 8M x 36 |
None |
None |
|
48MB |
(1) 8M x 36 |
(1) 4M x 36 |
None |
None |
|
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
None |
|
48MB |
(1) 4M x 36 |
(1) 8M x 36 |
None |
None |
|
49MB |
(1) 256K x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
52MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
64MB |
(1) 8M x 36 |
(1) 8M x 36 |
None |
None |
|
64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
CACHE CONFIGURATION |
|||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
128KB |
(4) 32K x 8 |
None |
(1) 8K/16K/32K x 8 |
|
256KB (A) |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 16K/32K x 8 |
|
256KB (B) |
(4) 64K x 8 |
None |
(1) 16K/32K x 8 |
|
CACHE JUMPER CONFIGURATION |
|||
|
Size |
JS1 |
JS2 |
JS3 |
|
128KB |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
|
256KB (A) |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
|
256KB (B) |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
|
CPU TYPE CONFIGURATION |
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|
Type |
JC4 |
JC5 |
JC6 |
|
80486SX |
Pins 2 & 3 closed |
Pins 4 & 5 closed |
Open |
|
SL80486SX |
Pins 2 & 3 closed |
Pins 5 & 6 closed |
Open |
|
80486DX |
Pins 1 & 2, 3 & 4 closed |
Pins 4 & 5 closed |
Pins 3 & 4 closed |
|
SL80486DX |
Pins 1 & 2, 3 & 4 closed |
Pins 5 & 6 closed |
Pins 3 & 4 closed |
|
CXM7 |
Pins 1 & 2, 3 & 4 closed |
Pins 1 & 2, 4 & 5 closed |
Pins 3 & 4 closed |
|
AM486DX2-80 (3.3v) |
Pins 1 & 2, 3 & 4 closed |
Pins 2 & 3, 4 & 5 closed |
Pins 3 & 4 closed |
|
AM486DX2-80 (5v) |
Pins 1 & 2, 3 & 4 closed |
Pins 4 & 5 closed |
Pins 3 & 4 closed |
|
80486DX2 |
Pins 1 & 2, 3 & 4 closed |
Pins 4 & 5 closed |
Pins 3 & 4 closed |
|
SL80486DX2 |
Pins 1 & 2, 3 & 4 closed |
Pins 5 & 6 closed |
Pins 3 & 4 closed |
|
AM486DX4 |
Pins 1 & 2, 3 & 4 closed |
Pins 4 & 5 closed |
Pins 3 & 4 closed |
|
80486DX4 |
Pins 1 & 2, 3 & 4 closed |
Pins 5 & 6 closed |
Pins 3 & 4 closed |
|
P24D |
Pins 1 & 2, 3 & 4 closed |
Pins 5 & 6 closed |
Pins 2 & 3 closed |
|
P24T |
Pins 1 & 2, 3 & 4 closed |
Pins 5 & 6 closed |
Pins 2 & 3 closed |
|
CPU TYPE CONFIGURATION (CON'T) |
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|
Type |
JC7 |
JC8 |
JC10 |
|
80486SX |
Open |
Pins 4 & 5 closed |
Open |
|
SL80486SX |
Pins 5 & 6 closed |
Pins 4 & 5 closed |
Open |
|
80486DX |
Open |
Pins 4 & 5 closed |
Open |
|
SL80486DX |
Pins 5 & 6 closed |
Pins 4 & 5 closed |
Open |
|
CXM7 |
Pins 2 & 3, 4 & 5 closed |
Pins 4 & 5 closed |
Open |
|
AM486DX2-80 (3.3v) |
Open |
Pins 4 & 5 closed |
Open |
|
AM486DX2-80 (5v) |
Open |
Pins 4 & 5 closed |
Open |
|
80486DX2 |
Open |
Pins 4 & 5 closed |
Open |
|
SL80486DX2 |
Pins 5 & 6 closed |
Pins 4 & 5 closed |
Open |
|
AM486DX4 |
Open |
Pins 4 & 5 closed |
Open |
|
80486DX4 |
Pins 5 & 6 closed |
Pins 4 & 5 closed |
Open |
|
P24D |
Pins 5 & 6 closed |
Pins 5 & 6 closed |
Pins 1 & 2, 3 & 4 closed |
|
P24T |
Pins 5 & 6 closed |
Pins 4 & 5 closed |
Open |
|
CPU TYPE CONFIGURATION (CON'T) |
|
|
Type |
JC5/6/7/8 |
|
SL80486SX |
JC5 pin 1/JC6 pin 1 & JC7 pin 1/JC8 pin 1 |
|
SL80486DX |
JC5 pin 1/JC6 pin 1 & JC7 pin 1/JC8 pin 1 |
|
SL80486DX2 |
JC5 pin 1/JC6 pin 1 & JC7 pin 1/JC8 pin 1 |
|
80486DX4 |
JC5 pin 1/JC6 pin 1 & JC7 pin 1/JC8 pin 1 |
|
P24D |
JC5 pin 1/JC6 pin 1 & JC7 pin 1/JC8 pin 1 |
|
P24T |
JC5 pin 1/JC6 pin 1 & JC7 pin 1/JC8 pin 1 |
|
Note: See above figure for jumper placement. |
|
|
CPU TYPE CONFIGURATION |
|
|
Type |
JK5 |
|
All CPU types |
Closed |
|
P24C only |
Open |
|
CPU TYPE CONFIGURATION |
|
|
Type |
JC1 |
|
All CPU types |
Pins 1 & 2 closed |
|
CX M7 only |
Pins 2 & 3 closed |
|
CPU SPEED CONFIGURATION |
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|
Speed |
JK1 |
JK2 |
JK3 |
JK4 |
|
25MHz |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 6, 4 & 9, 5 & 10 |
|
33MHz |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 6, 2 & 7, 3 & 8, 4 & 9, 5 & 10 |
|
40MHz |
2 & 3 |
4 & 5 |
2 & 3 |
2 & 7, 4 & 9 |
|
50iMHz |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 6, 4 & 9, 5 & 10 |
|
50iMHz (CX only) |
2 & 3 |
4 & 5 |
2 & 3 |
4 & 9, 5 & 10 |
|
50MHz |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 6, 4 & 9 |
|
66iMHz |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 6, 2 & 7, 3 & 8, 4 & 9, 5 & 10 |
|
75iMHz |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 6, 4 & 9, 5 & 10 |
|
80iMHz |
2 & 3 |
4 & 5 |
2 & 3 |
2 & 7, 4 & 9 |
|
100iMHz |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 6, 2 & 7, 3 & 8, 4 & 9, 5 & 10 |
|
Note: Pins designated should be in the closed position. |
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|
CPU VOLTAGE CONFIGURATION |
|
|
Voltage |
J50 |
|
With auto detect |
Pins 1 & 7, 2 & 8, 3 & 9 closed |
|
3.3v |
Pins 1 & 7, 2 & 8, 3 & 9 closed |
|
5v |
Pins 4 & 10, 5 & 11, 6 & 12 closed |