ACTION PC 7000, ENDEAVOR 486I Motherboard Settings and Configuration

EPSON, INC.

ACTION PC 7000, ENDEAVOR 486I

Processor
CX486S/80486SX/SL80486SX/SL80486SX2/CX486DX/UMCU5S/ AM486DX/80486DX/SL80486DX/CX486DX2/UMCU5DS/AM486DX2/ SL80486DX2/80486DX2/AM486DX4/80486DX4/SL80486DX4/P24D/P24T
Processor Speed
25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Chip Set
Unidentified
Video Chip Set
Cirrus Logic
Maximum Onboard Memory
128MB
Maximum Video Memory
2MB
Cache
128/256/512KB
BIOS
Phoenix
Dimensions
254mm x 218mm
I/O Options
Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
PS/2 mouse port
J3
IDE interface 2
J14
Serial port 2
J4
IDE interface LED
J15
Serial port 1
J5
Turbo LED
J21/pins 2 & 3
Parallel port
J6
Reset switch
J21/pins 9 & 10
VGA port
J7
Power LED
J21/pins 11 & 13
VGA feature connector
J10
Speaker
J21/pins 17 - 20
Floppy drive interface
J12
Riser slot
SL1
IDE interface 1
J13

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
On board I/O enabled
JP2
Pins 1 & 2 closed

On board I/O disabled
JP2
Pins 3 & 4 closed
»
Flash BIOS voltage select 12v
JP11
Pins 2 & 3 closed

Flash BIOS voltage select 5v
JP11
Pins 1 & 2 closed

BIOS type select EPROM
JP11
Open
»
PCI IDE controller enabled
JP25
Open

PCI IDE controller disabled
JP25
Closed
»
Factory configured – do not alter
JP31
Unidentified
»
Factory configured – do not alter
JP35
Unidentified
»
CMOS memory normal operation
JP49
Open

CMOS memory clear
JP49
Closed
»
On board video enabled
JP50
Pins 1 & 2 closed

On board video disabled
JP50
Pins 2 & 3 closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
2MB
(1) 256K x 36
(1) 256K x 36
None
None
2MB
(1) 512K x 36
None
None
None
4MB
(1) 256K x 36
(1) 256K x 36
(1) 256K x 36
(1) 256K x 36
4MB
(1) 256K x 36
(1) 256K x 36
(1) 512K x 36
None
4MB
(1) 512K x 36
None
(1) 512K x 36
None
4MB
(1) 512K x 36
(1) 512K x 36
None
None
4MB
(1) 1M x 36
None
None
None
6MB
(1) 256K x 36
(1) 256K x 36
(1) 512K x 36
(1) 512K x 36
6MB
(1) 256K x 36
(1) 256K x 36
(1) 1M x 36
None
6MB
(1) 512K x 36
(1) 512K x 36
(1) 512K x 36
None
6MB
(1) 512K x 36
(1) 512K x 36
(1) 256K x 36
(1) 256K x 36
8MB
(1) 512K x 36
(1) 512K x 36
(1) 512K x 36
(1) 512K x 36
8MB
(1) 512K x 36
(1) 512K x 36
(1) 1M x 36
None
8MB
(1) 1M x 36
None
(1) 1M x 36
None
8MB
(1) 1M x 36
(1) 1M x 36
None
None
8MB
(1) 2M x 36
None
None
None

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
Bank 3
10MB
(1) 256K x 36
(1) 256K x 36
(1) 1M x 36
(1) 1M x 36
10MB
(1) 256K x 36
(1) 256K x 36
(1) 2M x 36
None
10MB
(1) 1M x 36
(1) 1M x 36
(1) 256K x 36
(1) 256K x 36
10MB
(1) 1M x 36
(1) 1M x 36
(1) 512K x 36
None
12MB
(1) 512K x 36
(1) 512K x 36
(1) 1M x 36
(1) 1M x 36
12MB
(1) 512K x 36
(1) 512K x 36
(1) 2M x 36
None
12MB
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
None
12MB
(1) 1M x 36
(1) 1M x 36
(1) 512K x 36
(1) 512K x 36
16MB
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
16MB
(1) 1M x 36
(1) 1M x 36
(1) 2M x 36
None
16MB
(1) 2M x 36
None
(1) 2M x 36
None
16MB
(1) 2M x 36
(1) 2M x 36
None
None
16MB
(1) 4M x 36
None
None
None
18MB
(1) 256K x 36
(1) 256K x 36
(1) 2M x 36
(1) 2M x 36
18MB
(1) 256K x 36
(1) 256K x 36
(1) 4M x 36
None
18MB
(1) 2M x 36
(1) 2M x 36
(1) 256K x 36
(1) 256K x 36
18MB
(1) 2M x 36
(1) 2M x 36
(1) 512K x 36
None
20MB
(1) 512K x 36
(1) 512K x 36
(1) 2M x 36
(1) 2M x 36
20MB
(1) 512K x 36
(1) 512K x 36
(1) 4M x 36
None
20MB
(1) 2M x 36
(1) 2M x 36
(1) 512K x 36
(1) 512K x 36
20MB
(1) 2M x 36
(1) 2M x 36
(1) 1M x 36
None
24MB
(1) 1M x 36
(1) 1M x 36
(1) 2M x 36
(1) 2M x 36
24MB
(1) 1M x 36
(1) 1M x 36
(1) 4M x 36
None
24MB
(1) 2M x 36
(1) 2M x 36
(1) 2M x 36
None
24MB
(1) 2M x 36
(1) 2M x 36
(1) 1M x 36
(1) 1M x 36
32MB
(1) 2M x 36
(1) 2M x 36
(1) 2M x 36
(1) 2M x 36
32MB
(1) 2M x 36
(1) 2M x 36
(1) 4M x 36
None
32MB
(1) 4M x 36
None
(1) 4M x 36
None
32MB
(1) 4M x 36
(1) 4M x 36
None
None
32MB
(1) 8M x 36
None
None
None
34MB
(1) 256K x 36
(1) 256K x 36
(1) 4M x 36
(1) 4M x 36
34MB
(1) 256K x 36
(1) 256K x 36
(1) 8M x 36
None
34MB
(1) 4M x 36
(1) 4M x 36
(1) 256K x 36
(1) 256K x 36
34MB
(1) 4M x 36
(1) 4M x 36
(1) 512K x 36
None
36MB
(1) 512K x 36
(1) 512K x 36
(1) 4M x 36
(1) 4M x 36
36MB
(1) 512K x 36
(1) 512K x 36
(1) 8M x 36
None
36MB
(1) 4M x 36
(1) 4M x 36
(1) 512K x 36
(1) 512K x 36
36MB
(1) 4M x 36
(1) 4M x 36
(1) 1M x 36
None
40MB
(1) 1M x 36
(1) 1M x 36
(1) 4M x 36
(1) 4M x 36
40MB
(1) 1M x 36
(1) 1M x 36
(1) 8M x 36
None
40MB
(1) 4M x 36
(1) 4M x 36
(1) 1M x 36
(1) 1M x 36

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
Bank 3
40MB
(1) 4M x 36
(1) 4M x 36
(1) 2M x 36
None
48MB
(1) 2M x 36
(1) 2M x 36
(1) 4M x 36
(1) 4M x 36
48MB
(1) 2M x 36
(1) 2M x 36
(1) 8M x 36
None
48MB
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
None
48MB
(1) 4M x 36
(1) 4M x 36
(1) 2M x 36
(1) 2M x 36
64MB
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
64MB
(1) 4M x 36
(1) 4M x 36
(1) 8M x 36
None
64MB
(1) 8M x 36
None
(1) 8M x 36
None
64MB
(1) 8M x 36
(1) 8M x 36
None
None
66MB
(1) 256K x 36
(1) 256K x 36
(1) 8M x 36
(1) 8M x 36
66MB
(1) 8M x 36
(1) 8M x 36
(1) 256K x 36
(1) 256K x 36
66MB
(1) 8M x 36
(1) 8M x 36
(1) 512K x 36
None
68MB
(1) 8M x 36
(1) 8M x 36
(1) 512K x 36
(1) 512K x 36
68MB
(1) 8M x 36
(1) 8M x 36
(1) 1M x 36
None
72MB
(1) 1M x 36
(1) 1M x 36
(1) 8M x 36
(1) 8M x 36
72MB
(1) 8M x 36
(1) 8M x 36
(1) 1M x 36
(1) 1M x 36
72MB
(1) 8M x 36
(1) 8M x 36
(1) 2M x 36
None
80MB
(1) 2M x 36
(1) 2M x 36
(1) 8M x 36
(1) 8M x 36
80MB
(1) 8M x 36
(1) 8M x 36
(1) 2M x 36
(1) 2M x 36
80MB
(1) 8M x 36
(1) 8M x 36
(1) 4M x 36
None
96MB
(1) 4M x 36
(1) 4M x 36
(1) 8M x 36
(1) 8M x 36
96MB
(1) 8M x 36
(1) 8M x 36
(1) 4M x 36
(1) 4M x 36
96MB
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36
None
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
128KB
(4) 32K x 8
None
(1) 32K x 8
256KB
(4) 32K x 8
(4) 32K x 8
(1) 32K x 8
512KB (A)
(4) 64K x 8
(4) 64K x 8
(1) 32K x 8
512KB (B)
(4) 128K x 8
None
(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size
JP41
JP42
JP43
JP46
JP47
JP48
128KB
Open
2 & 3
1 & 2
Open
Open
Open
256KB
Open
1 & 2
2 & 3
Closed
Open
Open
512KB (A)
Open
1 & 2
2 & 3
Closed
Closed
Open
512KB (B)
1 & 2
2 & 3
2 & 3
Closed
Closed
Open
Note: Pins designated should be in the closed position.

VIDEO MEMORY CONFIGURATION
Size
Bank 0
Bank 1
1MB
1MB
None
2MB
1MB
(2) 256K x 16
Note: Bank 0 is factory installed and is not configurable.

CPU SPEED SELECTION
Speed
JP6
25MHz
Pins 1 & 2 closed
33MHz
Pins 1 & 2, 3 & 4, 5 & 6 closed
40MHz
Pins 1 & 2, 3 & 4 closed
50iMHz
Pins 1 & 2 closed
50MHz
Pins 5 & 6 closed
66iMHz
Pins 1 & 2, 3 & 4, 5 & 6 closed
75iMHz
Pins 1 & 2 closed
100iMHz
Pins 1 & 2, 3 & 4, 5 & 6 closed

CPU TYPE SELECTION
Type
JP19
JP22
JP23
JP28
JP29
CX486S
1 & 2
2 & 3
2 & 3
Open
Open
80486SX
Open
1 & 2
Open
Open
Open
SL80486SX
1 & 2
2 & 3
Open
Open
Open
SL80486SX2
1 & 2
2 & 3
Open
Open
Open
CX486DX
1 & 2
2 & 3
2 & 3
Open
Open
UMC U5S
2 & 3
1 & 2
Open
Open
Open
AM486DX
Open
1 & 2
Open
Open
Open
80486DX
Open
1 & 2
Open
Open
Open
SL80486DX
1 & 2
2 & 3
Open
Open
Open
CX486DX2
1 & 2
2 & 3
2 & 3
Open
Open
UMC U5DS
2 & 3
1 & 2
Open
Open
Open
AM486DX2
Open
1 & 2
Open
Open
Open
SL80486DX2
1 & 2
2 & 3
Open
Open
Open
80486DX2
Open
1 & 2
Open
Open
Open
AM486DX4
Open
1 & 2
Open
Open
Open
80486DX4
Open
1 & 2
Open
Open
Open
SL80486DX4
1 & 2
2 & 3
Open
Open
Open
P24D
1 & 2
2 & 3
Open
Open
Open
P24T
1 & 2
2 & 3
1 & 2
Closed
Closed
Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)
Type
JP33
JP34
JP36
JP37
JP38
CX486S
1 & 2, 3 & 4
2 & 3
2 & 3
1 & 2
Open
80486SX
Open
Open
2 & 3
Open
Open
SL80486SX
2 & 3, 4 & 5
1 & 2
2 & 3
Open
Open
SL80486SX2
2 & 3, 4 & 5
1 & 2
2 & 3
Open
Open
CX486DX
1 & 2, 3 & 4
2 & 3
1 & 2, 3 & 4
2 & 3
Open
UMC U5S
Open
Open
2 & 3
3 & 4
Open
AM486DX
Open
Open
1 & 2, 3 & 4
Open
Open
80486DX
Open
Open
1 & 2, 3 & 4
Open
Open
SL80486DX
2 & 3, 4 & 5
1 & 2
1 & 2, 3 & 4
Open
Open
CX486DX2
1 & 2, 3 & 4
2 & 3
1 & 2, 3 & 4
2 & 3
Open
UMC U5DS
Open
Open
1 & 2, 3 & 4
3 & 4
Open
AM486DX2
Open
Open
1 & 2, 3 & 4
Open
Open
SL80486DX2
2 & 3, 4 & 5
1 & 2
1 & 2, 3 & 4
Open
Open
80486DX2
Open
Open
1 & 2, 3 & 4
Open
Open
AM486DX4
Open
Open
1 & 2, 3 & 4
Open
Open
80486DX4
Open
Open
1 & 2, 3 & 4
Open
Open
SL80486DX4
2 & 3, 4 & 5
1 & 2
1 & 2, 3 & 4
Open
Open
P24D
2 & 3, 4 & 5
1 & 2, 3 & 4
1 & 2, 3 & 4
Open
Closed
P24T
2 & 3, 4 & 5
1 & 2
1 & 2, 3 & 4
2 & 3
Open
Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)
Type
JP39
JP40
JP44
JP45
CX486S
Open
2 & 3
2 & 3
1 & 2
80486SX
Open
Open
1 & 2
1 & 2
SL80486SX
Open
Open
1 & 2
1 & 2
SL80486SX2
Open
Open
1 & 2
1 & 2
CX486DX
1 & 2
2 & 3
2 & 3
1 & 2
UMC U5S
1 & 2, 3 & 4
Open
1 & 2
2 & 3
AM486DX
1 & 2
Open
1 & 2
1 & 2
80486DX
1 & 2
Open
1 & 2
1 & 2
SL80486DX
1 & 2
Open
1 & 2
1 & 2
CX486DX2
1 & 2
2 & 3
2 & 3
1 & 2
UMC U5DS
1 & 2, 3 & 4
Open
1 & 2
2 & 3
AM486DX2
1 & 2
Open
1 & 2
1 & 2
SL80486DX2
1 & 2
Open
1 & 2
1 & 2
80486DX2
1 & 2
Open
1 & 2
1 & 2
AM486DX4
1 & 2
Open
1 & 2
1 & 2
80486DX4
1 & 2
Open
1 & 2
1 & 2
SL80486DX4
1 & 2
Open
1 & 2
1 & 2
P24D
1 & 2
Open
1 & 2
1 & 2
P24T
2 & 3
Open
1 & 2
1 & 2
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION
Voltage
JP1
3.3v
Pins 1 & 2 closed
3.45v
Pins 3 & 4 closed
3.6v
Pins 5 & 6 closed
4v
Pins 7 & 8 closed
5v
Remove VRM & jumper all pins in socket.

DMA CHANNEL SELECTION
Channel
JP8
JP18
»
1
Pins 1 & 2 closed
Pins 2 & 3 closed

3
Pins 2 & 3 closed
Pins 1 & 2 closed

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ACTION PC 7000, ENDEAVOR 486I Motherboard Settings and Configuration

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Processor	CX486S/80486SX/SL80486SX/SL80486SX2/CX486DX/UMCU5S/ AM486DX/80486DX/SL80486DX/CX486DX2/UMCU5DS/AM486DX2/ SL80486DX2/80486DX2/AM486DX4/80486DX4/SL80486DX4/P24D/P24T
Processor Speed	25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Chip Set	Unidentified
Video Chip Set	Cirrus Logic
Maximum Onboard Memory	128MB
Maximum Video Memory	2MB
Cache	128/256/512KB
BIOS	Phoenix
Dimensions	254mm x 218mm
I/O Options	Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
PS/2 mouse port	J3	IDE interface 2	J14
Serial port 2	J4	IDE interface LED	J15
Serial port 1	J5	Turbo LED	J21/pins 2 & 3
Parallel port	J6	Reset switch	J21/pins 9 & 10
VGA port	J7	Power LED	J21/pins 11 & 13
VGA feature connector	J10	Speaker	J21/pins 17 - 20
Floppy drive interface	J12	Riser slot	SL1
IDE interface 1	J13

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	On board I/O enabled	JP2	Pins 1 & 2 closed
	On board I/O disabled	JP2	Pins 3 & 4 closed
»	Flash BIOS voltage select 12v	JP11	Pins 2 & 3 closed
	Flash BIOS voltage select 5v	JP11	Pins 1 & 2 closed
	BIOS type select EPROM	JP11	Open
»	PCI IDE controller enabled	JP25	Open
	PCI IDE controller disabled	JP25	Closed
»	Factory configured – do not alter	JP31	Unidentified
»	Factory configured – do not alter	JP35	Unidentified
»	CMOS memory normal operation	JP49	Open
	CMOS memory clear	JP49	Closed
»	On board video enabled	JP50	Pins 1 & 2 closed
	On board video disabled	JP50	Pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
2MB	(1) 256K x 36	(1) 256K x 36	None	None
2MB	(1) 512K x 36	None	None	None
4MB	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36
4MB	(1) 256K x 36	(1) 256K x 36	(1) 512K x 36	None
4MB	(1) 512K x 36	None	(1) 512K x 36	None
4MB	(1) 512K x 36	(1) 512K x 36	None	None
4MB	(1) 1M x 36	None	None	None
6MB	(1) 256K x 36	(1) 256K x 36	(1) 512K x 36	(1) 512K x 36
6MB	(1) 256K x 36	(1) 256K x 36	(1) 1M x 36	None
6MB	(1) 512K x 36	(1) 512K x 36	(1) 512K x 36	None
6MB	(1) 512K x 36	(1) 512K x 36	(1) 256K x 36	(1) 256K x 36
8MB	(1) 512K x 36	(1) 512K x 36	(1) 512K x 36	(1) 512K x 36
8MB	(1) 512K x 36	(1) 512K x 36	(1) 1M x 36	None
8MB	(1) 1M x 36	None	(1) 1M x 36	None
8MB	(1) 1M x 36	(1) 1M x 36	None	None
8MB	(1) 2M x 36	None	None	None

DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2	Bank 3
10MB	(1) 256K x 36	(1) 256K x 36	(1) 1M x 36	(1) 1M x 36
10MB	(1) 256K x 36	(1) 256K x 36	(1) 2M x 36	None
10MB	(1) 1M x 36	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36
10MB	(1) 1M x 36	(1) 1M x 36	(1) 512K x 36	None
12MB	(1) 512K x 36	(1) 512K x 36	(1) 1M x 36	(1) 1M x 36
12MB	(1) 512K x 36	(1) 512K x 36	(1) 2M x 36	None
12MB	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36	None
12MB	(1) 1M x 36	(1) 1M x 36	(1) 512K x 36	(1) 512K x 36
16MB	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36
16MB	(1) 1M x 36	(1) 1M x 36	(1) 2M x 36	None
16MB	(1) 2M x 36	None	(1) 2M x 36	None
16MB	(1) 2M x 36	(1) 2M x 36	None	None
16MB	(1) 4M x 36	None	None	None
18MB	(1) 256K x 36	(1) 256K x 36	(1) 2M x 36	(1) 2M x 36
18MB	(1) 256K x 36	(1) 256K x 36	(1) 4M x 36	None
18MB	(1) 2M x 36	(1) 2M x 36	(1) 256K x 36	(1) 256K x 36
18MB	(1) 2M x 36	(1) 2M x 36	(1) 512K x 36	None
20MB	(1) 512K x 36	(1) 512K x 36	(1) 2M x 36	(1) 2M x 36
20MB	(1) 512K x 36	(1) 512K x 36	(1) 4M x 36	None
20MB	(1) 2M x 36	(1) 2M x 36	(1) 512K x 36	(1) 512K x 36
20MB	(1) 2M x 36	(1) 2M x 36	(1) 1M x 36	None
24MB	(1) 1M x 36	(1) 1M x 36	(1) 2M x 36	(1) 2M x 36
24MB	(1) 1M x 36	(1) 1M x 36	(1) 4M x 36	None
24MB	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36	None
24MB	(1) 2M x 36	(1) 2M x 36	(1) 1M x 36	(1) 1M x 36
32MB	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36
32MB	(1) 2M x 36	(1) 2M x 36	(1) 4M x 36	None
32MB	(1) 4M x 36	None	(1) 4M x 36	None
32MB	(1) 4M x 36	(1) 4M x 36	None	None
32MB	(1) 8M x 36	None	None	None
34MB	(1) 256K x 36	(1) 256K x 36	(1) 4M x 36	(1) 4M x 36
34MB	(1) 256K x 36	(1) 256K x 36	(1) 8M x 36	None
34MB	(1) 4M x 36	(1) 4M x 36	(1) 256K x 36	(1) 256K x 36
34MB	(1) 4M x 36	(1) 4M x 36	(1) 512K x 36	None
36MB	(1) 512K x 36	(1) 512K x 36	(1) 4M x 36	(1) 4M x 36
36MB	(1) 512K x 36	(1) 512K x 36	(1) 8M x 36	None
36MB	(1) 4M x 36	(1) 4M x 36	(1) 512K x 36	(1) 512K x 36
36MB	(1) 4M x 36	(1) 4M x 36	(1) 1M x 36	None
40MB	(1) 1M x 36	(1) 1M x 36	(1) 4M x 36	(1) 4M x 36
40MB	(1) 1M x 36	(1) 1M x 36	(1) 8M x 36	None
40MB	(1) 4M x 36	(1) 4M x 36	(1) 1M x 36	(1) 1M x 36

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

CACHE JUMPER CONFIGURATION
Size	JP41	JP42	JP43	JP46	JP47	JP48
128KB	Open	2 & 3	1 & 2	Open	Open	Open
256KB	Open	1 & 2	2 & 3	Closed	Open	Open
512KB (A)	Open	1 & 2	2 & 3	Closed	Closed	Open
512KB (B)	1 & 2	2 & 3	2 & 3	Closed	Closed	Open
Note: Pins designated should be in the closed position.

VIDEO MEMORY CONFIGURATION
Size	Bank 0	Bank 1
1MB	1MB	None
2MB	1MB	(2) 256K x 16
Note: Bank 0 is factory installed and is not configurable.

CPU SPEED SELECTION
Speed	JP6
25MHz	Pins 1 & 2 closed
33MHz	Pins 1 & 2, 3 & 4, 5 & 6 closed
40MHz	Pins 1 & 2, 3 & 4 closed
50iMHz	Pins 1 & 2 closed
50MHz	Pins 5 & 6 closed
66iMHz	Pins 1 & 2, 3 & 4, 5 & 6 closed
75iMHz	Pins 1 & 2 closed
100iMHz	Pins 1 & 2, 3 & 4, 5 & 6 closed

CPU TYPE SELECTION
Type	JP19	JP22	JP23	JP28	JP29
CX486S	1 & 2	2 & 3	2 & 3	Open	Open
80486SX	Open	1 & 2	Open	Open	Open
SL80486SX	1 & 2	2 & 3	Open	Open	Open
SL80486SX2	1 & 2	2 & 3	Open	Open	Open
CX486DX	1 & 2	2 & 3	2 & 3	Open	Open
UMC U5S	2 & 3	1 & 2	Open	Open	Open
AM486DX	Open	1 & 2	Open	Open	Open
80486DX	Open	1 & 2	Open	Open	Open
SL80486DX	1 & 2	2 & 3	Open	Open	Open
CX486DX2	1 & 2	2 & 3	2 & 3	Open	Open
UMC U5DS	2 & 3	1 & 2	Open	Open	Open
AM486DX2	Open	1 & 2	Open	Open	Open
SL80486DX2	1 & 2	2 & 3	Open	Open	Open
80486DX2	Open	1 & 2	Open	Open	Open
AM486DX4	Open	1 & 2	Open	Open	Open
80486DX4	Open	1 & 2	Open	Open	Open
SL80486DX4	1 & 2	2 & 3	Open	Open	Open
P24D	1 & 2	2 & 3	Open	Open	Open
P24T	1 & 2	2 & 3	1 & 2	Closed	Closed
Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)
Type	JP33	JP34	JP36	JP37	JP38
CX486S	1 & 2, 3 & 4	2 & 3	2 & 3	1 & 2	Open
80486SX	Open	Open	2 & 3	Open	Open
SL80486SX	2 & 3, 4 & 5	1 & 2	2 & 3	Open	Open
SL80486SX2	2 & 3, 4 & 5	1 & 2	2 & 3	Open	Open
CX486DX	1 & 2, 3 & 4	2 & 3	1 & 2, 3 & 4	2 & 3	Open
UMC U5S	Open	Open	2 & 3	3 & 4	Open
AM486DX	Open	Open	1 & 2, 3 & 4	Open	Open
80486DX	Open	Open	1 & 2, 3 & 4	Open	Open
SL80486DX	2 & 3, 4 & 5	1 & 2	1 & 2, 3 & 4	Open	Open
CX486DX2	1 & 2, 3 & 4	2 & 3	1 & 2, 3 & 4	2 & 3	Open
UMC U5DS	Open	Open	1 & 2, 3 & 4	3 & 4	Open
AM486DX2	Open	Open	1 & 2, 3 & 4	Open	Open
SL80486DX2	2 & 3, 4 & 5	1 & 2	1 & 2, 3 & 4	Open	Open
80486DX2	Open	Open	1 & 2, 3 & 4	Open	Open
AM486DX4	Open	Open	1 & 2, 3 & 4	Open	Open
80486DX4	Open	Open	1 & 2, 3 & 4	Open	Open
SL80486DX4	2 & 3, 4 & 5	1 & 2	1 & 2, 3 & 4	Open	Open
P24D	2 & 3, 4 & 5	1 & 2, 3 & 4	1 & 2, 3 & 4	Open	Closed
P24T	2 & 3, 4 & 5	1 & 2	1 & 2, 3 & 4	2 & 3	Open
Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)
Type	JP39	JP40	JP44	JP45
CX486S	Open	2 & 3	2 & 3	1 & 2
80486SX	Open	Open	1 & 2	1 & 2
SL80486SX	Open	Open	1 & 2	1 & 2
SL80486SX2	Open	Open	1 & 2	1 & 2
CX486DX	1 & 2	2 & 3	2 & 3	1 & 2
UMC U5S	1 & 2, 3 & 4	Open	1 & 2	2 & 3
AM486DX	1 & 2	Open	1 & 2	1 & 2
80486DX	1 & 2	Open	1 & 2	1 & 2
SL80486DX	1 & 2	Open	1 & 2	1 & 2
CX486DX2	1 & 2	2 & 3	2 & 3	1 & 2
UMC U5DS	1 & 2, 3 & 4	Open	1 & 2	2 & 3
AM486DX2	1 & 2	Open	1 & 2	1 & 2
SL80486DX2	1 & 2	Open	1 & 2	1 & 2
80486DX2	1 & 2	Open	1 & 2	1 & 2
AM486DX4	1 & 2	Open	1 & 2	1 & 2
80486DX4	1 & 2	Open	1 & 2	1 & 2
SL80486DX4	1 & 2	Open	1 & 2	1 & 2
P24D	1 & 2	Open	1 & 2	1 & 2
P24T	2 & 3	Open	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION
Voltage	JP1
3.3v	Pins 1 & 2 closed
3.45v	Pins 3 & 4 closed
3.6v	Pins 5 & 6 closed
4v	Pins 7 & 8 closed
5v	Remove VRM & jumper all pins in socket.

DMA CHANNEL SELECTION
Channel		JP8	JP18
»	1	Pins 1 & 2 closed	Pins 2 & 3 closed
	3	Pins 2 & 3 closed	Pins 1 & 2 closed