486-PVT (REV. B1) Motherboard Settings and Configuration

FIRST INTERNATIONAL COMPUTER, INC.

486-PVT (REV. B1)

Processor
CX486SX/80486SX/SL80486SX/AM486DX/AM486DXSL/80486DX/CX486DX/ CX486DXV/CX486DX2/CX486DX2VAM486DX2/AM486DX2SL/80486DX2/ 80486DX4/P24CT/P24D/Pentium Overdrive
Processor Speed
25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Chip Set
VIA
Max. Onboard DRAM
128MB
Cache
128/256/512KB
BIOS
Award
Dimensions
254mm x 218mm
I/O Options
32-bit VESA local bus slots (2), green PC connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Daughter board connector
CN6
Speaker
J8
Green PC LED
J3
Power LED & keylock
J9
Green PC connector
J4
Green PC connector
J10
Turbo LED
J5
Chassis fan power
J11
Turbo switch
J6
32-bit VESA local bus slots
SL1 & SL2
Reset switch
J7

USER CONFIGURABLE SETTINGS
Function
Jumper
Position

AMD CPU speed select 2x
J2
Closed

AMD CPU speed select 3x
J2
Open

AMD CPU type select DX2
J12
Open

AMD CPU type select DX4
J12
Closed

CMOS memory normal operation
JCP
Open

CMOS memory clear
JCP
Closed

Monitor type select monochrome/EGA/VGA
JP1
Open

Monitor type select color
JP1
Closed

Factory configured - do not alter
JP2
N/A

CPU type select all CPU types
JP3
pins 1 & 2 closed

CPU type select Cyrix CPU only
JP3
pins 2 & 3 closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
1MB
(1) 256K x 36
NONE
NONE
NONE
1MB
NONE
(1) 256K x 36
NONE
NONE
1MB
NONE
NONE
(1) 256K x 36
NONE
2MB
(1) 256K x 36
(1) 256K x 36
NONE
NONE
2MB
(1) 256K x 36
NONE
(1) 256K x 36
NONE
2MB
NONE
NONE
(1) 256K x 36
(1) 256K x 36
2MB
NONE
(1) 256K x 36
(1) 256K x 36
NONE
3MB
(1) 256K x 36
(1) 256K x 36
(1) 256K x 36
NONE
3MB
NONE
(1) 256K x 36
(1) 256K x 36
(1) 256K x 36
3MB
(1) 256K x 36
NONE
(1) 256K x 36
(1) 256K x 36
4MB
(1) 1M x 36
NONE
NONE
NONE
4MB
NONE
(1) 1M x 36
NONE
NONE
4MB
NONE
NONE
(1) 1M 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) 256K x 36
NONE
(1) 1M x 36
NONE
5MB
(1) 1M x 36
(1) 256K x 36
NONE
NONE
5MB
(1) 1M x 36
NONE
(1) 256K x 36
NONE
5MB
NONE
(1) 256K x 36
(1) 1M x 36
NONE
5MB
NONE
(1) 1M x 36
(1) 256K 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
6MB
NONE
(1) 1M x 36
(1) 256K x 36
(1) 256K x 36
6MB
(1) 1M x 36
NONE
(1) 256K x 36
(1) 256K x 36
7MB
(1) 256K x 36
(1) 1M x 36
(1) 256K x 36
(1) 256K x 36
7MB
(1) 1M x 36
(1) 256K x 36
(1) 256K x 36
(1) 256K x 36
8MB
(1) 1M x 36
(1) 1M x 36
NONE
NONE
8MB
(1) 1M x 36
NONE
(1) 1M x 36
NONE
8MB
NONE
(1) 1M x 36
(1) 1M x 36
NONE

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
Bank 3
8MB
NONE
NONE
(1) 1M x 36
(1) 1M x 36
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
9MB
NONE
(1) 256K x 36
(1) 1M x 36
(1) 1M x 36
9MB
(1) 256K x 36
NONE
(1) 1M x 36
(1) 1M x 36
10MB
(1) 256K x 36
(1) 256K x 36
(1) 1M x 36
(1) 1M x 36
10MB
(1) 1M x 36
(1) 1M x 36
(1) 256K x 36
(1) 256K x 36
12MB
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
NONE
12MB
NONE
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
12MB
(1) 1M x 36
NONE
(1) 1M x 36
(1) 1M x 36
13MB
(1) 256K x 36
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
13MB
(1) 1M x 36
(1) 256K x 36
(1) 1M x 36
(1) 1M x 36
16MB
NONE
(1) 4M x 36
NONE
NONE
16MB
NONE
NONE
(1) 4M x 36
NONE
16MB
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
17MB
(1) 256K x 36
NONE
(1) 4M x 36
NONE
17MB
NONE
(1) 256K x 36
(1) 4M x 36
NONE
17MB
NONE
(1) 4M x 36
(1) 256K 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
NONE
(1) 4M x 36
(1) 256K 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) 1M x 36
NONE
(1) 4M x 36
NONE
20MB
NONE
(1) 1M x 36
(1) 4M x 36
NONE
20MB
NONE
(1) 4M x 36
(1) 1M x 36
NONE
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
22MB
(1) 1M x 36
(1) 4M x 36
(1) 256K x 36
(1) 256K x 36
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
NONE
(1) 4M x 36
(1) 1M x 36
(1) 1M x 36
25MB
(1) 256K x 36
(1) 4M x 36
(1) 1M x 36
(1) 1M x 36
28MB
(1) 1M x 36
(1) 4M x 36
(1) 1M x 36
(1) 1M x 36
32MB
NONE
NONE
(1) 4M x 36
(1) 4M x 36
32MB
(1) 8M x 36
NONE
NONE
NONE
32MB
NONE
(1) 8M x 36
NONE
NONE
32MB
NONE
(1) 4M x 36
(1) 4M x 36
NONE
33MB
(1) 256K x 36
(1) 4M x 36
(1) 4M x 36
NONE
33MB
NONE
(1) 256K x 36
(1) 4M x 36
(1) 4M x 36

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
Bank 3
33MB
(1) 256K x 36
NONE
(1) 4M x 36
(1) 4M x 36
34MB
(1) 256K x 36
(1) 256K x 36
(1) 4M x 36
(1) 4M x 36
36MB
(1) 1M x 36
(1) 4M x 36
(1) 4M x 36
NONE
36MB
NONE
(1) 1M x 36
(1) 4M x 36
(1) 4M x 36
36MB
(1) 1M x 36
NONE
(1) 4M x 36
(1) 4M x 36
37MB
(1) 256K x 36
(1) 1M x 36
(1) 4M x 36
(1) 4M x 36
37MB
(1) 1M x 36
(1) 256K x 36
(1) 4M x 36
(1) 4M x 36
40MB
(1) 1M x 36
(1) 1M x 36
(1) 4M x 36
(1) 4M x 36
48MB
NONE
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
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
NONE
(1) 8M x 36
(1) 8M x 36
NONE
65MB
(1) 256K x 36
(1) 8M x 36
(1) 8M x 36
NONE
66MB
(1) 256K x 36
(1) 256K x 36
(1) 8M x 36
(1) 8M x 36
66MB
(1) 256K x 36
(1) 8M x 36
(1) 256K x 36
(1) 8M x 36
66MB
(1) 8M x 36
(1) 8M x 36
(1) 256K x 36
(1) 256K x 36
68MB
(1) 1M x 36
(1) 8M x 36
(1) 8M x 36
NONE
68MB
(1) 1M x 36
(1) 8M x 36
(1) 8M x 36
NONE
68MB
NONE
(1) 1M x 36
(1) 8M x 36
(1) 8M x 36
68MB
(1) 8M x 36
(1) 8M x 36
(1) 1M x 36
NONE
69MB
(1) 256K x 36
(1) 8M x 36
(1) 1M x 36
(1) 8M x 36
69MB
(1) 1M x 36
(1) 256K x 36
(1) 8M x 36
(1) 8M x 36
69MB
(1) 1M x 36
(1) 8M x 36
(1) 256K x 36
(1) 8M x 36
72MB
(1) 1M x 36
(1) 1M x 36
(1) 8M x 36
(1) 8M x 36
72MB
(1) 1M x 36
(1) 8M x 36
(1) 1M x 36
(1) 8M x 36
72MB
(1) 8M x 36
(1) 8M x 36
(1) 1M x 36
(1) 1M x 36
80MB
(1) 8M x 36
(1) 4M x 36
(1) 8M x 36
NONE
80MB
(1) 8M x 36
(1) 8M x 36
(1) 4M x 36
NONE
81MB
(1) 256K x 36
(1) 4M x 36
(1) 8M x 36
(1) 8M x 36
81MB
(1) 256K x 36
(1) 8M x 36
(1) 4M x 36
(1) 8M x 36
84MB
(1) 1M x 36
(1) 4M x 36
(1) 8M x 36
(1) 8M x 36
84MB
(1) 1M x 36
(1) 8M x 36
(1) 4M x 36
(1) 8M x 36
96MB
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36
NONE
97MB
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36
(1) 256K x 36
128MB
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36

CACHE CONFIGURATION
Size
Bank 0
TAG
128KB
(4) 32K x 8
(1) 8K x 8 or (1) 32K x 8
256KB
(4) 64K x 8
(1) 32K x 8
512KB
(4) 128K x 8
(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size
JS1
JS2
128KB
pins 1 & 2 closed
pins 1 & 2 closed
256KB
pins 2 & 3 closed
pins 1 & 2 closed
512KB
pins 2 & 3 closed
pins 2 & 3 closed

CPU TYPE CONFIGURATION
Type
JC1
JC2
JC3
JC4
JC5
CX486SX
2 & 3
2 & 3
1 & 2
Open
2 & 3
80486SX
2 & 3
2 & 3
1 & 2
Open
1 & 2
SL80486SX
2 & 3
2 & 3
1 & 2
Open
1 & 2
AM486DX
1 & 2
1 & 2
1 & 2
Open
1 & 2
AM486DXSL
1 & 2
1 & 2
1 & 2
Open
1 & 2
80486DX
1 & 2
1 & 2
1 & 2
Open
1 & 2
CX486DX
1 & 2
1 & 2
1 & 2
Open
1 & 2
CX486DXV
1 & 2
1 & 2
1 & 2
Open
2 & 3
CX486DX2
1 & 2
1 & 2
1 & 2
Open
1 & 2
CX486DX2V
1 & 2
1 & 2
1 & 2
Open
2 & 3
AM486DX2
1 & 2
1 & 2
1 & 2
Open
1 & 2
AM486DX2SL
1 & 2
1 & 2
1 & 2
Open
1 & 2
80486DX2
1 & 2
1 & 2
1 & 2
Open
1 & 2
80486DX4
1 & 2
1 & 2
1 & 2
Open
1 & 2
P24CT
1 & 2
1 & 2
1 & 2
Closed
1 & 2
P24D
1 & 2
1 & 2
1 & 2
Closed
1 & 2
P24T
1 & 2
1 & 2
1 & 2
Closed
1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type
RN16
RN17
RN18
RN19
CX486SX
Installed
Not installed
Not installed
Not installed
80486SX
Not installed
Not installed
Not installed
Installed
SL80486SX
Not installed
Not installed
Not installed
Installed
AM486DX
Not installed
Not installed
Installed
Not installed
CX486DX
Installed
Not installed
Not installed
Not installed
CX486DXV
Installed
Not installed
Not installed
Not installed
80486DX
Not installed
Not installed
Not installed
Installed
SL80486DX
Not installed
Not installed
Not installed
Installed
AM486DX2
Not installed
Not installed
Installed
Not installed
CX486DX2
Installed
Not installed
Not installed
Not installed
CX486DX2V
Installed
Not installed
Not installed
Not installed
80486DX2
Not installed
Not installed
Not installed
Installed
SL80486DX2
Not installed
Not installed
Not installed
Installed
80486DX4
Not installed
Not installed
Not installed
Installed
AM486DX4
Not installed
Not installed
Installed
Not installed
P24D
Not installed
Installed
Not installed
Installed
Pentium Overdrive
Not installed
Installed
Not installed
Installed
Note: The locations of RN16 - RN19 are unidentified.

CPU SPEED CONFIGURATION
Speed
JK1
JK2
JK3
JK4
25MHz
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 closed
pins 1 & 2 closed
33MHz
pins 2 & 3 closed
pins 2 & 3 closed
pins 1 & 2 closed
pins 1 & 2 closed
40MHz
pins 1 & 2 closed
pins 1 & 2 closed
pins 2 & 3 closed
pins 1 & 2 closed
50iMHz
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 closed
pins 1 & 2 closed
50MHz
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 closed
pins 2 & 3 closed
66iMHz
pins 2 & 3 closed
pins 2 & 3 closed
pins 1 & 2 closed
pins 1 & 2 closed
75iMHz
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 closed
pins 1 & 2 closed
100iMHz
pins 2 & 3 closed
pins 2 & 3 closed
pins 1 & 2 closed
pins 1 & 2 closed

CPU VOLTAGE CONFIGURATION
Voltage
JCV1
JCV2
3v
pins 1 & 2 closed
Open
3.3v
pins 2 & 3 closed
Open
3.45v
Open
Open
3.6v
Open
pins 1 & 2 closed
4v
Open
pins 2 & 3 closed

VESA WAIT STATE CONFIGURATION
Wait states
JV1
0 wait states
pins 2 & 3 closed
1 wait state
pins 1 & 2 closed

BUS SPEED CONFIGURATION
CPU speed
JV2
<= 33MHz
pins 2 & 3 closed
> 33MHz
pins 1 & 2 closed

DAUGHTER BOARD CONFIGURATION
Setting
CN6
Not installed
pins 1 & 2, 3 & 4, 13 & 14, 15 & 16 closed
Installed
Closed

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486-PVT (REV. B1) Motherboard Settings and Configuration

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Processor	CX486SX/80486SX/SL80486SX/AM486DX/AM486DXSL/80486DX/CX486DX/ CX486DXV/CX486DX2/CX486DX2VAM486DX2/AM486DX2SL/80486DX2/ 80486DX4/P24CT/P24D/Pentium Overdrive
Processor Speed	25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Chip Set	VIA
Max. Onboard DRAM	128MB
Cache	128/256/512KB
BIOS	Award
Dimensions	254mm x 218mm
I/O Options	32-bit VESA local bus slots (2), green PC connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Daughter board connector	CN6	Speaker	J8
Green PC LED	J3	Power LED & keylock	J9
Green PC connector	J4	Green PC connector	J10
Turbo LED	J5	Chassis fan power	J11
Turbo switch	J6	32-bit VESA local bus slots	SL1 & SL2
Reset switch	J7

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
	AMD CPU speed select 2x	J2	Closed
	AMD CPU speed select 3x	J2	Open
	AMD CPU type select DX2	J12	Open
	AMD CPU type select DX4	J12	Closed
	CMOS memory normal operation	JCP	Open
	CMOS memory clear	JCP	Closed
	Monitor type select monochrome/EGA/VGA	JP1	Open
	Monitor type select color	JP1	Closed
	Factory configured - do not alter	JP2	N/A
	CPU type select all CPU types	JP3	pins 1 & 2 closed
	CPU type select Cyrix CPU only	JP3	pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
1MB	(1) 256K x 36	NONE	NONE	NONE
1MB	NONE	(1) 256K x 36	NONE	NONE
1MB	NONE	NONE	(1) 256K x 36	NONE
2MB	(1) 256K x 36	(1) 256K x 36	NONE	NONE
2MB	(1) 256K x 36	NONE	(1) 256K x 36	NONE
2MB	NONE	NONE	(1) 256K x 36	(1) 256K x 36
2MB	NONE	(1) 256K x 36	(1) 256K x 36	NONE
3MB	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36	NONE
3MB	NONE	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36
3MB	(1) 256K x 36	NONE	(1) 256K x 36	(1) 256K x 36
4MB	(1) 1M x 36	NONE	NONE	NONE
4MB	NONE	(1) 1M x 36	NONE	NONE
4MB	NONE	NONE	(1) 1M 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) 256K x 36	NONE	(1) 1M x 36	NONE
5MB	(1) 1M x 36	(1) 256K x 36	NONE	NONE
5MB	(1) 1M x 36	NONE	(1) 256K x 36	NONE
5MB	NONE	(1) 256K x 36	(1) 1M x 36	NONE
5MB	NONE	(1) 1M x 36	(1) 256K 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
6MB	NONE	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36
6MB	(1) 1M x 36	NONE	(1) 256K x 36	(1) 256K x 36
7MB	(1) 256K x 36	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36
7MB	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36
8MB	(1) 1M x 36	(1) 1M x 36	NONE	NONE
8MB	(1) 1M x 36	NONE	(1) 1M x 36	NONE
8MB	NONE	(1) 1M x 36	(1) 1M x 36	NONE

DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2	Bank 3
8MB	NONE	NONE	(1) 1M x 36	(1) 1M x 36
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
9MB	NONE	(1) 256K x 36	(1) 1M x 36	(1) 1M x 36
9MB	(1) 256K x 36	NONE	(1) 1M x 36	(1) 1M x 36
10MB	(1) 256K x 36	(1) 256K x 36	(1) 1M x 36	(1) 1M x 36
10MB	(1) 1M x 36	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36
12MB	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36	NONE
12MB	NONE	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36
12MB	(1) 1M x 36	NONE	(1) 1M x 36	(1) 1M x 36
13MB	(1) 256K x 36	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36
13MB	(1) 1M x 36	(1) 256K x 36	(1) 1M x 36	(1) 1M x 36
16MB	NONE	(1) 4M x 36	NONE	NONE
16MB	NONE	NONE	(1) 4M x 36	NONE
16MB	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36
17MB	(1) 256K x 36	NONE	(1) 4M x 36	NONE
17MB	NONE	(1) 256K x 36	(1) 4M x 36	NONE
17MB	NONE	(1) 4M x 36	(1) 256K 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	NONE	(1) 4M x 36	(1) 256K 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) 1M x 36	NONE	(1) 4M x 36	NONE
20MB	NONE	(1) 1M x 36	(1) 4M x 36	NONE
20MB	NONE	(1) 4M x 36	(1) 1M x 36	NONE
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
22MB	(1) 1M x 36	(1) 4M x 36	(1) 256K x 36	(1) 256K x 36
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	NONE	(1) 4M x 36	(1) 1M x 36	(1) 1M x 36
25MB	(1) 256K x 36	(1) 4M x 36	(1) 1M x 36	(1) 1M x 36
28MB	(1) 1M x 36	(1) 4M x 36	(1) 1M x 36	(1) 1M x 36
32MB	NONE	NONE	(1) 4M x 36	(1) 4M x 36
32MB	(1) 8M x 36	NONE	NONE	NONE
32MB	NONE	(1) 8M x 36	NONE	NONE
32MB	NONE	(1) 4M x 36	(1) 4M x 36	NONE
33MB	(1) 256K x 36	(1) 4M x 36	(1) 4M x 36	NONE
33MB	NONE	(1) 256K x 36	(1) 4M x 36	(1) 4M x 36

CACHE CONFIGURATION
Size	Bank 0	TAG
128KB	(4) 32K x 8	(1) 8K x 8 or (1) 32K x 8
256KB	(4) 64K x 8	(1) 32K x 8
512KB	(4) 128K x 8	(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size	JS1	JS2
128KB	pins 1 & 2 closed	pins 1 & 2 closed
256KB	pins 2 & 3 closed	pins 1 & 2 closed
512KB	pins 2 & 3 closed	pins 2 & 3 closed

CPU TYPE CONFIGURATION
Type	JC1	JC2	JC3	JC4	JC5
CX486SX	2 & 3	2 & 3	1 & 2	Open	2 & 3
80486SX	2 & 3	2 & 3	1 & 2	Open	1 & 2
SL80486SX	2 & 3	2 & 3	1 & 2	Open	1 & 2
AM486DX	1 & 2	1 & 2	1 & 2	Open	1 & 2
AM486DXSL	1 & 2	1 & 2	1 & 2	Open	1 & 2
80486DX	1 & 2	1 & 2	1 & 2	Open	1 & 2
CX486DX	1 & 2	1 & 2	1 & 2	Open	1 & 2
CX486DXV	1 & 2	1 & 2	1 & 2	Open	2 & 3
CX486DX2	1 & 2	1 & 2	1 & 2	Open	1 & 2
CX486DX2V	1 & 2	1 & 2	1 & 2	Open	2 & 3
AM486DX2	1 & 2	1 & 2	1 & 2	Open	1 & 2
AM486DX2SL	1 & 2	1 & 2	1 & 2	Open	1 & 2
80486DX2	1 & 2	1 & 2	1 & 2	Open	1 & 2
80486DX4	1 & 2	1 & 2	1 & 2	Open	1 & 2
P24CT	1 & 2	1 & 2	1 & 2	Closed	1 & 2
P24D	1 & 2	1 & 2	1 & 2	Closed	1 & 2
P24T	1 & 2	1 & 2	1 & 2	Closed	1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type	RN16	RN17	RN18	RN19
CX486SX	Installed	Not installed	Not installed	Not installed
80486SX	Not installed	Not installed	Not installed	Installed
SL80486SX	Not installed	Not installed	Not installed	Installed
AM486DX	Not installed	Not installed	Installed	Not installed
CX486DX	Installed	Not installed	Not installed	Not installed
CX486DXV	Installed	Not installed	Not installed	Not installed
80486DX	Not installed	Not installed	Not installed	Installed
SL80486DX	Not installed	Not installed	Not installed	Installed
AM486DX2	Not installed	Not installed	Installed	Not installed
CX486DX2	Installed	Not installed	Not installed	Not installed
CX486DX2V	Installed	Not installed	Not installed	Not installed
80486DX2	Not installed	Not installed	Not installed	Installed
SL80486DX2	Not installed	Not installed	Not installed	Installed
80486DX4	Not installed	Not installed	Not installed	Installed
AM486DX4	Not installed	Not installed	Installed	Not installed
P24D	Not installed	Installed	Not installed	Installed
Pentium Overdrive	Not installed	Installed	Not installed	Installed
Note: The locations of RN16 - RN19 are unidentified.

CPU SPEED CONFIGURATION
Speed	JK1	JK2	JK3	JK4
25MHz	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed
33MHz	pins 2 & 3 closed	pins 2 & 3 closed	pins 1 & 2 closed	pins 1 & 2 closed
40MHz	pins 1 & 2 closed	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed
50iMHz	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed
50MHz	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed	pins 2 & 3 closed
66iMHz	pins 2 & 3 closed	pins 2 & 3 closed	pins 1 & 2 closed	pins 1 & 2 closed
75iMHz	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed
100iMHz	pins 2 & 3 closed	pins 2 & 3 closed	pins 1 & 2 closed	pins 1 & 2 closed

CPU VOLTAGE CONFIGURATION
Voltage	JCV1	JCV2
3v	pins 1 & 2 closed	Open
3.3v	pins 2 & 3 closed	Open
3.45v	Open	Open
3.6v	Open	pins 1 & 2 closed
4v	Open	pins 2 & 3 closed

VESA WAIT STATE CONFIGURATION
Wait states	JV1
0 wait states	pins 2 & 3 closed
1 wait state	pins 1 & 2 closed

BUS SPEED CONFIGURATION
CPU speed	JV2
<= 33MHz	pins 2 & 3 closed
> 33MHz	pins 1 & 2 closed

DAUGHTER BOARD CONFIGURATION
Setting	CN6
Not installed	pins 1 & 2, 3 & 4, 13 & 14, 15 & 16 closed
Installed	Closed