MS-4129 (ISA 486 AL1), ALI 486 NONCACHE Motherboard Settings and Configuration

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.

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MS-4129 (ISA 486 AL1), ALI 486 NONCACHE Motherboard Settings and Configuration

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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

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.