MB-4D50AG Motherboard Settings and Configuration

UNIDENTIFIED

MB-4D50AG

Processor
CXM6/80486SX/CXM7/80486DX/80486DX2/P4S/P23S/P24S/Pentium Overdrive
Processor Speed
20/25/33/40/50(internal)/50/66(internal)MHz
Chip Set
ALI
Max. Onboard DRAM
128MB
Cache
64/128/256/512KB
BIOS
Unidentified
Dimensions
250mm x 220mm
I/O Options
32-bit VESA local bus slots (2), 32-bit PCI slots (3), green PC connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
External battery
J1
Green PC connector (monitor)
JP6
Speaker
J2
Green PC connector
JP40
Power LED & keylock
J3
Green PC connector
JP41
Turbo switch
J4
32-bit VESA local bus slots
SL1 & SL2
Turbo LED
J5
32-bit PCI slots
PC1 - PC3
Reset switch
J6

Note: The location of JP6 is unidentified.

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Factory configured - do not alter
JP37
N/A
»
CMOS memory normal operation
JP38
pins 1 & 2 closed

CMOS memory clear
JP38
pins 2 & 3 closed
»
Monitor type select color
JP39
pins 2 & 3 closed

Monitor type select monochrome
JP39
pins 1 & 2 closed
»
Factory configured - do not alter
JP42
N/A

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
NONE
(1) 256K x 36
NONE
3MB
(1) 256K x 36
(1) 256K x 36
(1) 256K x 36
NONE
4MB
(1) 1M x 36
NONE
NONE
NONE
4MB
(1) 512K x 36
NONE
(1) 512K x 36
NONE
4MB
(1) 256K 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
5MB
(1) 1M x 36
(1) 256K x 36
NONE
NONE
6MB
(1) 512K x 36
NONE
(1) 1M x 36
NONE
6MB
(1) 256K x 36
(1) 256K x 36
(1) 1M x 36
NONE
6MB
(1) 256K x 36
(1) 1M x 36
(1) 256K x 36
NONE
6MB
(1) 1M x 36
(1) 256K x 36
(1) 256K x 36
NONE
7MB
(1) 256K x 36
(1) 256K x 36
(1) 256K x 36
(1) 1M x 36
7MB
(1) 256K x 36
(1) 256K x 36
(1) 1M x 36
(1) 256K x 36
7MB
(1) 256K x 36
(1) 1M 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) 256K x 36
(1) 1M x 36
(1) 1M x 36
NONE
9MB
(1) 1M x 36
(1) 256K x 36
(1) 1M x 36
NONE
9MB
(1) 1M x 36
(1) 1M x 36
(1) 256K x 36
NONE
10MB
(1) 512K x 36
NONE
(1) 2M x 36
NONE
10MB
(1) 2M x 36
NONE
(1) 512K x 36
NONE
10MB
(1) 256K x 36
(1) 256K x 36
(1) 1M x 36
(1) 1M x 36
10MB
(1) 256K x 36
(1) 1M x 36
(1) 256K x 36
(1) 1M x 36
10MB
(1) 256K x 36
(1) 1M x 36
(1) 1M x 36
(1) 256K x 36
12MB
(1) 2M x 36
NONE
(1) 1M x 36
NONE
12MB
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
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
NONE
(1) 2M x 36
NONE
17MB
(1) 256K x 36
(1) 4M x 36
NONE
NONE

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
Bank 3
17MB
(1) 4M x 36
(1) 256K x 36
NONE
NONE
18MB
(1) 512K x 36
NONE
(1) 4M x 36
NONE
18MB
(1) 256K x 36
(1) 256K x 36
(1) 4M x 36
NONE
18MB
(1) 256K x 36
(1) 4M x 36
(1) 256K x 36
NONE
18MB
(1) 4M x 36
(1) 256K x 36
(1) 256K x 36
NONE
19MB
(1) 256K x 36
(1) 256K x 36
(1) 256K x 36
(1) 4M x 36
19MB
(1) 256K x 36
(1) 256K x 36
(1) 4M x 36
(1) 256K x 36
19MB
(1) 256K x 36
(1) 4M x 36
(1) 256K x 36
(1) 256K x 36
20MB
(1) 1M x 36
(1) 4M x 36
NONE
NONE
20MB
(1) 4M x 36
(1) 1M x 36
NONE
NONE
20MB
(1) 512K x 36
(1) 512K x 36
(1) 2M x 36
(1) 2M x 36
21MB
(1) 256K x 36
(1) 1M x 36
(1) 4M x 36
NONE
21MB
(1) 256K x 36
(1) 4M x 36
(1) 1M x 36
NONE
21MB
(1) 1M x 36
(1) 256K x 36
(1) 4M x 36
NONE
21MB
(1) 1M x 36
(1) 4M x 36
(1) 256K x 36
NONE
21MB
(1) 4M x 36
(1) 1M x 36
(1) 256K x 36
NONE
22MB
(1) 256K x 36
(1) 256K x 36
(1) 1M x 36
(1) 4M x 36
22MB
(1) 256K x 36
(1) 256K x 36
(1) 4M x 36
(1) 1M x 36
22MB
(1) 256K x 36
(1) 1M x 36
(1) 256K x 36
(1) 4M x 36
22MB
(1) 256K x 36
(1) 1M x 36
(1) 4M x 36
(1) 256K x 36
22MB
(1) 256K x 36
(1) 4M x 36
(1) 256K x 36
(1) 1M x 36
22MB
(1) 256K x 36
(1) 4M x 36
(1) 1M x 36
(1) 256K x 36
24MB
(1) 2M x 36
NONE
(1) 4M x 36
NONE
24MB
(1) 1M x 36
(1) 1M x 36
(1) 4M x 36
NONE
24MB
(1) 1M x 36
(1) 4M x 36
(1) 1M x 36
NONE
24MB
(1) 4M x 36
(1) 1M x 36
(1) 1M x 36
NONE
25MB
(1) 256K x 36
(1) 1M x 36
(1) 1M x 36
(1) 4M x 36
25MB
(1) 256K x 36
(1) 1M x 36
(1) 4M x 36
(1) 1M x 36
25MB
(1) 256K x 36
(1) 4M 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
NONE
(1) 256K x 36
NONE
33MB
(1) 256K x 36
(1) 4M x 36
(1) 4M x 36
NONE
33MB
(1) 4M x 36
(1) 256K x 36
(1) 4M x 36
NONE
33MB
(1) 4M x 36
(1) 4M x 36
(1) 256K x 36
NONE
34MB
(1) 512K x 36
NONE
(1) 8M x 36
NONE
34MB
(1) 8M x 36
NONE
(1) 512K x 36
NONE
34MB
(1) 256K x 36
(1) 256K x 36
(1) 4M x 36
(1) 4M x 36
34MB
(1) 256K x 36
(1) 4M x 36
(1) 4M x 36
(1) 256K x 36
36MB
(1) 8M x 36
NONE
(1) 1M x 36
NONE
36MB
(1) 1M x 36
(1) 4M x 36
(1) 4M x 36
NONE

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
Bank 3
36MB
(1) 4M x 36
(1) 1M x 36
(1) 4M x 36
NONE
36MB
(1) 4M x 36
(1) 4M x 36
(1) 1M x 36
NONE
37MB
(1) 256K x 36
(1) 4M x 36
(1) 1M x 36
(1) 4M x 36
37MB
(1) 256K x 36
(1) 4M x 36
(1) 4M x 36
(1) 1M x 36
40MB
(1) 2M x 36
NONE
(1) 8M x 36
NONE
40MB
(1) 8M x 36
NONE
(1) 2M x 36
NONE
48MB
(1) 8M x 36
NONE
(1) 4M x 36
NONE
48MB
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
NONE
49MB
(1) 256K x 36
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
64MB
(1) 8M x 36
NONE
(1) 8M x 36
NONE
64MB
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
68MB
(1) 512K x 36
(1) 512K x 36
(1) 8M x 36
(1) 8M x 36
128MB
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36

CACHE CONFIGURATION
Size
Bank 0
Bank 1
TAG
64KB
(4) 8K x 8
(4) 8K x 8
(1) 8K x 8
128KB
(4) 32K x 8
NONE
(1) 8K x 8
256KB
(4) 32K x 8
(4) 32K x 8
(1) 32K x 8
512KB
(4) 128K x 8
NONE
(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size
JP1
JP2
JP3
JP4
JP5
64KB
1 & 2
2 & 3
1 & 2
1 & 2
1 & 2
128KB
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
256KB
2 & 3
4 & 5
2 & 3
2 & 3
1 & 2
512KB
2 & 3
1 & 2
2 & 3
2 & 3
2 & 3
Note: Pins designated should be closed position.

CPU TYPE CONFIGURATION
Type
JP15
JP16
JP17
JP18
JP19
JP20
CX M6
Open
Open
1 & 2
Open
Closed
Open
80486SX
Open
Open
1 & 2
Closed
Open
Open
CX M7
Closed
Open
1 & 2
Open
Closed
Closed
AM486DXL
Closed
Open
1 & 2
Closed
Open
Open
80486DX
Closed
Open
1 & 2
Closed
Open
Open
80486DX2
Closed
Open
1 & 2
Closed
Open
Open
P23S
Closed
Closed
1 & 2
Closed
Open
Open
P4S
Closed
Closed
1 & 2
Closed
Open
Open
P24S
Closed
Closed
1 & 2
Closed
Open
Open
P24T
Closed
Open
2 & 3
Closed
Open
Closed
Note: Pins designated should be in the closed position. The location of JP15 & JP16 are unidentified.

CPU TYPE CONFIGURATION (CON’T)
Type
JP21
JP22
JP23
JP24
JP25
JP26
CX M6
1 & 2
2 & 3
4 & 5
Open
1 & 2
4 & 5
80486SX
1 & 2
1 & 2
2 & 4
Open
Open
2 & 4
CX M7
2 & 3
2 & 3
4 & 5
Open
1 & 2
4 & 5
AM486DXL
2 & 3
2 & 3
1 & 2
2 & 3
Open
1 & 2
80486DX
2 & 3
1 & 2
2 & 4
2 & 3
Open
2 & 4
80486DX2
2 & 3
1 & 2
2 & 4
2 & 3
Open
2 & 4
P23S
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
P4S
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
P24S
1 & 2
2 & 3
2 & 3
Open
2 & 3
2 & 3
P24T
2 & 3
1 & 2
2 & 3
1 & 2
2 & 3
2 & 3
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (BIOS SETUP)
Type
JP7
JP8
JP9
CX M6
pins 2 & 3 closed
pins 1 & 2 closed
pins 1 & 2 closed
80486SX
pins 1 & 2 closed
pins 1 & 2 closed
pins 2 & 3 closed
CX M7
pins 2 & 3 closed
pins 1 & 2 closed
pins 1 & 2 closed
AM486DXL
pins 1 & 2 closed
pins 2 & 3 closed
pins 1 & 2 closed
80486DX
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
80486DX2
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed

CPU TYPE CONFIGURATION (CHIPSET SETUP)
Type
JP27
JP29
JP30
JP47
CX M6 (1x)
pins 2 & 3 closed
pins 2 & 3 closed
pins 1 & 2 closed
Open
CX M6 (2x)
pins 2 & 3 closed
pins 2 & 3 closed
pins 1 & 2 closed
Closed
80486SX
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
N/A
CX M7 (1x)
pins 1 & 2 closed
pins 2 & 3 closed
pins 1 & 2 closed
Open
CX M7 (2x)
pins 1 & 2 closed
pins 2 & 3 closed
pins 1 & 2 closed
Closed
AM486DXL
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
N/A
80486DX
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
N/A
80486DX2
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
N/A

CPU SPEED CONFIGURATION
Speed
JP10
JP11
JP12
JP13
JP28
20MHz
2 & 3
2 & 3
2 & 3
1 & 2
1 & 2
25MHz
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
33MHz
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
40MHz
2 & 3
2 & 3
2 & 3
1 & 2
2 & 3
50iMHz
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
50MHz
2 & 3
2 & 3
1 & 2
2 & 3
2 & 3
66iMHz
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION (CON’T)
Speed
JP31
JP32
JP33
JP34
JP35
20MHz
1 & 2
1 & 2
1 & 2
1 & 2
2 & 3
25MHz
1 & 2
1 & 2
1 & 2
1 & 2
2 & 3
33MHz
1 & 2
1 & 2
1 & 2
1 & 2
2 & 3
40MHz
1 & 2
2 & 3
2 & 3
1 & 2
1 & 2
50iMHz
1 & 2
1 & 2
1 & 2
1 & 2
2 & 3
50MHz
1 & 2
2 & 3
2 & 3
1 & 2
1 & 2
66iMHz
1 & 2
1 & 2
1 & 2
1 & 2
2 & 3
Note: Pins designated should be in the closed position.

VESA WAIT STATE CONFIGURATION
Wait states
JP46
0 wait states
pins 1 & 2 closed
1 wait state
pins 2 & 3 closed

BUS SPEED CONFIGURATION
CPU speed
JP45
<= 33MHz
pins 1 & 2 closed
> 33MHz
pins 2 & 3 closed

BIOS CONFIGURATION
Type
JP36
JP43
EPROM
pins 1 & 2 closed
Open
Flash ROM
pins 2 & 3 closed
Closed

PCI IRQ CONFIGURATION (INT A)
IRQ
JP14
IRQ5
pins 1 & 2 closed
IRQ9
pins 3 & 4 closed
IRQ10
pins 5 & 6 closed

PCI IRQ CONFIGURATION (INT B)
IRQ
JP14
IRQ11
pins 7 & 8 closed
IRQ12
pins 9 & 10 closed

PCI IRQ CONFIGURATION (INT C)
IRQ
JP14
IRQ14
pins 11 & 12 closed
IRQ15
pins 13 & 14 closed

PCI IRQ CONFIGURATION (INT D)
Interrupt
JP14
INT4J
pins 17 & 18 closed

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MB-4D50AG Motherboard Settings and Configuration

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Processor	CXM6/80486SX/CXM7/80486DX/80486DX2/P4S/P23S/P24S/Pentium Overdrive
Processor Speed	20/25/33/40/50(internal)/50/66(internal)MHz
Chip Set	ALI
Max. Onboard DRAM	128MB
Cache	64/128/256/512KB
BIOS	Unidentified
Dimensions	250mm x 220mm
I/O Options	32-bit VESA local bus slots (2), 32-bit PCI slots (3), green PC connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J1	Green PC connector (monitor)	JP6
Speaker	J2	Green PC connector	JP40
Power LED & keylock	J3	Green PC connector	JP41
Turbo switch	J4	32-bit VESA local bus slots	SL1 & SL2
Turbo LED	J5	32-bit PCI slots	PC1 - PC3
Reset switch	J6
Note: The location of JP6 is unidentified.

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Factory configured - do not alter	JP37	N/A
»	CMOS memory normal operation	JP38	pins 1 & 2 closed
	CMOS memory clear	JP38	pins 2 & 3 closed
»	Monitor type select color	JP39	pins 2 & 3 closed
	Monitor type select monochrome	JP39	pins 1 & 2 closed
»	Factory configured - do not alter	JP42	N/A

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	NONE	(1) 256K x 36	NONE
3MB	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36	NONE
4MB	(1) 1M x 36	NONE	NONE	NONE
4MB	(1) 512K x 36	NONE	(1) 512K x 36	NONE
4MB	(1) 256K 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
5MB	(1) 1M x 36	(1) 256K x 36	NONE	NONE
6MB	(1) 512K x 36	NONE	(1) 1M x 36	NONE
6MB	(1) 256K x 36	(1) 256K x 36	(1) 1M x 36	NONE
6MB	(1) 256K x 36	(1) 1M x 36	(1) 256K x 36	NONE
6MB	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36	NONE
7MB	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36	(1) 1M x 36
7MB	(1) 256K x 36	(1) 256K x 36	(1) 1M x 36	(1) 256K x 36
7MB	(1) 256K x 36	(1) 1M 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) 256K x 36	(1) 1M x 36	(1) 1M x 36	NONE
9MB	(1) 1M x 36	(1) 256K x 36	(1) 1M x 36	NONE
9MB	(1) 1M x 36	(1) 1M x 36	(1) 256K x 36	NONE
10MB	(1) 512K x 36	NONE	(1) 2M x 36	NONE
10MB	(1) 2M x 36	NONE	(1) 512K x 36	NONE
10MB	(1) 256K x 36	(1) 256K x 36	(1) 1M x 36	(1) 1M x 36
10MB	(1) 256K x 36	(1) 1M x 36	(1) 256K x 36	(1) 1M x 36
10MB	(1) 256K x 36	(1) 1M x 36	(1) 1M x 36	(1) 256K x 36
12MB	(1) 2M x 36	NONE	(1) 1M x 36	NONE
12MB	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36	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	NONE	(1) 2M x 36	NONE
17MB	(1) 256K x 36	(1) 4M x 36	NONE	NONE

DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2	Bank 3
17MB	(1) 4M x 36	(1) 256K x 36	NONE	NONE
18MB	(1) 512K x 36	NONE	(1) 4M x 36	NONE
18MB	(1) 256K x 36	(1) 256K x 36	(1) 4M x 36	NONE
18MB	(1) 256K x 36	(1) 4M x 36	(1) 256K x 36	NONE
18MB	(1) 4M x 36	(1) 256K x 36	(1) 256K x 36	NONE
19MB	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36	(1) 4M x 36
19MB	(1) 256K x 36	(1) 256K x 36	(1) 4M x 36	(1) 256K x 36
19MB	(1) 256K x 36	(1) 4M x 36	(1) 256K x 36	(1) 256K x 36
20MB	(1) 1M x 36	(1) 4M x 36	NONE	NONE
20MB	(1) 4M x 36	(1) 1M x 36	NONE	NONE
20MB	(1) 512K x 36	(1) 512K x 36	(1) 2M x 36	(1) 2M x 36
21MB	(1) 256K x 36	(1) 1M x 36	(1) 4M x 36	NONE
21MB	(1) 256K x 36	(1) 4M x 36	(1) 1M x 36	NONE
21MB	(1) 1M x 36	(1) 256K x 36	(1) 4M x 36	NONE
21MB	(1) 1M x 36	(1) 4M x 36	(1) 256K x 36	NONE
21MB	(1) 4M x 36	(1) 1M x 36	(1) 256K x 36	NONE
22MB	(1) 256K x 36	(1) 256K x 36	(1) 1M x 36	(1) 4M x 36
22MB	(1) 256K x 36	(1) 256K x 36	(1) 4M x 36	(1) 1M x 36
22MB	(1) 256K x 36	(1) 1M x 36	(1) 256K x 36	(1) 4M x 36
22MB	(1) 256K x 36	(1) 1M x 36	(1) 4M x 36	(1) 256K x 36
22MB	(1) 256K x 36	(1) 4M x 36	(1) 256K x 36	(1) 1M x 36
22MB	(1) 256K x 36	(1) 4M x 36	(1) 1M x 36	(1) 256K x 36
24MB	(1) 2M x 36	NONE	(1) 4M x 36	NONE
24MB	(1) 1M x 36	(1) 1M x 36	(1) 4M x 36	NONE
24MB	(1) 1M x 36	(1) 4M x 36	(1) 1M x 36	NONE
24MB	(1) 4M x 36	(1) 1M x 36	(1) 1M x 36	NONE
25MB	(1) 256K x 36	(1) 1M x 36	(1) 1M x 36	(1) 4M x 36
25MB	(1) 256K x 36	(1) 1M x 36	(1) 4M x 36	(1) 1M x 36
25MB	(1) 256K x 36	(1) 4M 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	NONE	(1) 256K x 36	NONE
33MB	(1) 256K x 36	(1) 4M x 36	(1) 4M x 36	NONE
33MB	(1) 4M x 36	(1) 256K x 36	(1) 4M x 36	NONE
33MB	(1) 4M x 36	(1) 4M x 36	(1) 256K x 36	NONE
34MB	(1) 512K x 36	NONE	(1) 8M x 36	NONE
34MB	(1) 8M x 36	NONE	(1) 512K x 36	NONE
34MB	(1) 256K x 36	(1) 256K x 36	(1) 4M x 36	(1) 4M x 36
34MB	(1) 256K x 36	(1) 4M x 36	(1) 4M x 36	(1) 256K x 36
36MB	(1) 8M x 36	NONE	(1) 1M x 36	NONE
36MB	(1) 1M x 36	(1) 4M x 36	(1) 4M x 36	NONE

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG
64KB	(4) 8K x 8	(4) 8K x 8	(1) 8K x 8
128KB	(4) 32K x 8	NONE	(1) 8K x 8
256KB	(4) 32K x 8	(4) 32K x 8	(1) 32K x 8
512KB	(4) 128K x 8	NONE	(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size	JP1	JP2	JP3	JP4	JP5
64KB	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2
128KB	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
256KB	2 & 3	4 & 5	2 & 3	2 & 3	1 & 2
512KB	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3
Note: Pins designated should be closed position.

CPU TYPE CONFIGURATION
Type	JP15	JP16	JP17	JP18	JP19	JP20
CX M6	Open	Open	1 & 2	Open	Closed	Open
80486SX	Open	Open	1 & 2	Closed	Open	Open
CX M7	Closed	Open	1 & 2	Open	Closed	Closed
AM486DXL	Closed	Open	1 & 2	Closed	Open	Open
80486DX	Closed	Open	1 & 2	Closed	Open	Open
80486DX2	Closed	Open	1 & 2	Closed	Open	Open
P23S	Closed	Closed	1 & 2	Closed	Open	Open
P4S	Closed	Closed	1 & 2	Closed	Open	Open
P24S	Closed	Closed	1 & 2	Closed	Open	Open
P24T	Closed	Open	2 & 3	Closed	Open	Closed
Note: Pins designated should be in the closed position. The location of JP15 & JP16 are unidentified.

CPU TYPE CONFIGURATION (CON’T)
Type	JP21	JP22	JP23	JP24	JP25	JP26
CX M6	1 & 2	2 & 3	4 & 5	Open	1 & 2	4 & 5
80486SX	1 & 2	1 & 2	2 & 4	Open	Open	2 & 4
CX M7	2 & 3	2 & 3	4 & 5	Open	1 & 2	4 & 5
AM486DXL	2 & 3	2 & 3	1 & 2	2 & 3	Open	1 & 2
80486DX	2 & 3	1 & 2	2 & 4	2 & 3	Open	2 & 4
80486DX2	2 & 3	1 & 2	2 & 4	2 & 3	Open	2 & 4
P23S	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
P4S	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
P24S	1 & 2	2 & 3	2 & 3	Open	2 & 3	2 & 3
P24T	2 & 3	1 & 2	2 & 3	1 & 2	2 & 3	2 & 3
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (BIOS SETUP)
Type	JP7	JP8	JP9
CX M6	pins 2 & 3 closed	pins 1 & 2 closed	pins 1 & 2 closed
80486SX	pins 1 & 2 closed	pins 1 & 2 closed	pins 2 & 3 closed
CX M7	pins 2 & 3 closed	pins 1 & 2 closed	pins 1 & 2 closed
AM486DXL	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed
80486DX	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed
80486DX2	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed

CPU TYPE CONFIGURATION (CHIPSET SETUP)
Type	JP27	JP29	JP30	JP47
CX M6 (1x)	pins 2 & 3 closed	pins 2 & 3 closed	pins 1 & 2 closed	Open
CX M6 (2x)	pins 2 & 3 closed	pins 2 & 3 closed	pins 1 & 2 closed	Closed
80486SX	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	N/A
CX M7 (1x)	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed	Open
CX M7 (2x)	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed	Closed
AM486DXL	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	N/A
80486DX	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	N/A
80486DX2	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	N/A

CPU SPEED CONFIGURATION
Speed	JP10	JP11	JP12	JP13	JP28
20MHz	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
25MHz	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
33MHz	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
40MHz	2 & 3	2 & 3	2 & 3	1 & 2	2 & 3
50iMHz	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
50MHz	2 & 3	2 & 3	1 & 2	2 & 3	2 & 3
66iMHz	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION (CON’T)
Speed	JP31	JP32	JP33	JP34	JP35
20MHz	1 & 2	1 & 2	1 & 2	1 & 2	2 & 3
25MHz	1 & 2	1 & 2	1 & 2	1 & 2	2 & 3
33MHz	1 & 2	1 & 2	1 & 2	1 & 2	2 & 3
40MHz	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
50iMHz	1 & 2	1 & 2	1 & 2	1 & 2	2 & 3
50MHz	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
66iMHz	1 & 2	1 & 2	1 & 2	1 & 2	2 & 3
Note: Pins designated should be in the closed position.

VESA WAIT STATE CONFIGURATION
Wait states	JP46
0 wait states	pins 1 & 2 closed
1 wait state	pins 2 & 3 closed

BUS SPEED CONFIGURATION
CPU speed	JP45
<= 33MHz	pins 1 & 2 closed
> 33MHz	pins 2 & 3 closed

BIOS CONFIGURATION
Type	JP36	JP43
EPROM	pins 1 & 2 closed	Open
Flash ROM	pins 2 & 3 closed	Closed

PCI IRQ CONFIGURATION (INT A)
IRQ	JP14
IRQ5	pins 1 & 2 closed
IRQ9	pins 3 & 4 closed
IRQ10	pins 5 & 6 closed

PCI IRQ CONFIGURATION (INT B)
IRQ	JP14
IRQ11	pins 7 & 8 closed
IRQ12	pins 9 & 10 closed

PCI IRQ CONFIGURATION (INT C)
IRQ	JP14
IRQ14	pins 11 & 12 closed
IRQ15	pins 13 & 14 closed

PCI IRQ CONFIGURATION (INT D)
Interrupt	JP14
INT4J	pins 17 & 18 closed