PW4/PW4T Motherboard Settings and Configuration

SILICON STAR INTERNATIONAL, INC.

PW4/PW4T

Processor
80486SX/CX486M7/AM486DX/80486DX/AM486DX2/80486DX2/AM486DX4/ 80486DX4
Processor Speed
20/25/33/40/50(internal)/66(internal)/75(internal)/100(internal)MHz
Chip Set
Unidentified
Max. Onboard DRAM
192MB
Cache
128/256/512/1024KB
BIOS
Award
Dimensions
330mm x 218mm
I/O Options
32-bit VESA local bus slots (3), green PC connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
External battery
J1
Power LED & keylock
JW1
Green PC connector
JP47
Speaker
JW2
Green PC connector
JP48
Turbo LED
JW3
Green PC connector
JP49
Turbo switch
JW4
Green PC connector
JP50
Reset switch
JW5
Green PC connector
JP51
32-bit VESA local bus slots
SL1 - SL3
Green PC connector
JP52

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Factory configured - do not alter
JP1
pins 2 & 3 closed
»
Factory configured - do not alter
JP2
Open
»
Monitor type select color
JP5
Closed

Monitor type select monochrome
JP5
Open
»
Factory configured - do not alter
JP6
Open
»
Factory configured - do not alter
JP14
Open
»
CPU type select AMD/Cyrix/Intel
JP15
pins 1 - 5 closed

CPU type select AMD486DX2 only
JP15
pins 2 - 6 closed
»
Factory configured - do not alter
JP16
pins 2 & 3 closed
»
Factory configured - do not alter
JP17
pins 2 & 3 closed
»
Factory configured - do not alter
JP19
Open
»
Factory configured - do not alter
JP23
pins 2 & 3 closed
»
Factory configured - do not alter
JP45
Open
»
Factory configured - do not alter
JP46
Open
»
Factory configured - do not alter
JP58
Open
»
Factory configured - do not alter
JP59
Open
»
Factory configured - do not alter
JP64
Closed
»
Factory configured - do not alter
JP66
Open
»
CMOS memory normal operation
JP67
pins 1 & 2 closed

CMOS memory clear
JP67
pins 2 & 3 closed
»
Factory configured - do not alter
JP68
Open
»
Factory configured - do not alter
JP69
Open

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
2MB
(4) 256K x 9
(1) 256K x 36
NONE
2MB
(4) 256K x 9
(1) 256K x 36
NONE
2MB
NONE
(1) 256K x 36
(1) 256K x 36
2MB
NONE
(1) 512K x 36
NONE
2MB
NONE
NONE
(1) 512K x 36
3MB
(4) 256K x 9
(1) 512K x 36
NONE
3MB
(4) 256K x 9
(1) 256K x 36
(1) 256K x 36
3MB
(4) 256K x 9
(1) 512K x 36
NONE
3MB
NONE
(1) 256K x 36
(1) 512K x 36
4MB
(4) 1M x 9
NONE
NONE
4MB
NONE
(1) 1M x 36
NONE
4MB
NONE
(1) 512K x 36
(1) 512K x 36
4MB
NONE
NONE
(1) 1M x 36
5MB
(4) 256K x 9
(1) 1M x 36
NONE
5MB
(4) 1M x 9
(1) 256K x 36
NONE

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
5MB
(4) 1M x 9
(1) 256K x 36
NONE
5MB
(4) 256K x 9
(1) 512K x 36
(1) 512K x 36
5MB
NONE
(1) 256K x 36
(1) 1M x 36
6MB
(4) 1M x 9
(1) 512K x 36
NONE
6MB
(4) 1M x 9
(1) 256K x 36
(1) 256K x 36
6MB
(4) 256K x 9
(1) 256K x 36
(1) 1M x 36
6MB
(4) 1M x 9
(1) 512K x 36
NONE
6MB
NONE
(1) 1M x 36
(1) 512K x 36
8MB
(4) 1M x 9
(1) 1M x 36
NONE
8MB
(4) 1M x 9
(1) 512K x 36
(1) 512K x 36
8MB
NONE
(1) 2M x 36
NONE
8MB
NONE
NONE
(1) 2M x 36
9MB
(4) 1M x 9
(1) 256K x 36
(1) 1M x 36
9MB
(4) 256K x 9
(1) 1M x 36
(1) 1M x 36
9MB
(4) 256K x 9
(1) 2M x 36
NONE
11MB
(4) 256K x 9
(1) 512K x 36
(1) 2M x 36
12MB
(4) 1M x 9
(1) 2M x 36
NONE
12MB
(4) 1M x 9
(1) 1M x 36
(1) 1M x 36
12MB
(4) 1M x 9
(1) 2M x 36
NONE
12MB
NONE
(1) 1M x 36
(1) 2M x 36
16MB
(4) 4M x 9
NONE
NONE
16MB
NONE
(1) 4M x 36
NONE
16MB
NONE
(1) 2M x 36
(1) 2M x 36
16MB
NONE
NONE
(1) 4M x 36
17MB
(4) 256K x 9
(1) 4M x 36
NONE
17MB
(4) 4M x 9
(1) 256K x 36
NONE
17MB
(4) 256K x 9
(1) 2M x 36
(1) 2M x 36
17MB
NONE
(1) 256K x 36
(1) 4M x 36
18MB
(4) 4M x 9
(1) 512K x 36
NONE
18MB
(4) 4M x 9
(1) 256K x 36
(1) 256K x 36
18MB
(4) 256K x 9
(1) 256K x 36
(1) 4M x 36
18MB
(4) 4M x 9
(1) 512K x 36
NONE
18MB
NONE
(1) 4M x 36
(1) 512K x 36
20MB
(4) 1M x 9
(1) 4M x 36
NONE
20MB
(4) 4M x 9
(1) 1M x 36
NONE
20MB
(4) 1M x 9
(1) 2M x 36
(1) 2M x 36
20MB
(4) 4M x 9
(1) 512K x 36
(1) 512K x 36
20MB
NONE
(1) 1M x 36
(1) 4M x 36
21MB
(4) 4M x 9
(1) 256K x 36
(1) 1M x 36

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
21MB
(4) 1M x 9
(1) 256K x 36
(1) 4M x 36
21MB
(4) 256K x 9
(1) 1M x 36
(1) 4M x 36
24MB
(4) 4M x 9
(1) 2M x 36
NONE
24MB
(4) 4M x 9
(1) 1M x 36
(1) 1M x 36
24MB
(4) 1M x 9
(1) 1M x 36
(1) 4M x 36
24MB
(4) 4M x 9
(1) 2M x 36
NONE
24MB
NONE
(1) 4M x 36
(1) 2M x 36
32MB
(4) 4M x 9
(1) 4M x 36
NONE
32MB
(4) 4M x 9
(1) 2M x 36
(1) 2M x 36
32MB
NONE
(1) 4M x 36
(1) 4M x 36
32MB
NONE
(1) 8M x 36
NONE
32MB
NONE
NONE
(1) 8M x 36
33MB
(4) 256K x 9
(1) 8M x 36
NONE
33MB
(4) 4M x 9
(1) 256K x 36
(1) 4M x 36
33MB
(4) 256K x 9
(1) 4M x 36
(1) 4M x 36
33MB
(4) 256K x 9
(1) 8M x 36
NONE
33MB
NONE
(1) 256K x 36
(1) 8M x 36
34MB
NONE
(1) 512K x 36
(1) 8M x 36
35MB
(4) 256K x 9
(1) 512K x 36
(1) 8M x 36
36MB
(4) 1M x 9
(1) 8M x 36
NONE
36MB
(4) 4M x 9
(1) 1M x 36
(1) 4M x 36
36MB
(4) 1M x 9
(1) 4M x 36
(1) 4M x 36
36MB
(4) 1M x 9
(1) 8M x 36
NONE
36MB
NONE
(1) 1M x 36
(1) 8M x 36
38MB
(4) 1M x 9
(1) 512K x 36
(1) 8M x 36
40MB
NONE
(1) 2M x 36
(1) 8M x 36
41MB
(4) 256K x 9
(1) 2M x 36
(1) 8M x 36
44MB
(4) 1M x 9
(1) 2M x 36
(1) 8M x 36
48MB
(4) 4M x 9
(1) 8M x 36
NONE
48MB
(4) 4M x 9
(1) 4M x 36
(1) 4M x 36
48MB
NONE
(1) 4M x 36
(1) 8M x 36
56MB
(4) 4M x 9
(1) 2M x 36
(1) 8M x 36
64MB
(4) 16M x 9
NONE
NONE
64MB
NONE
(1) 16M x 36
NONE
64MB
NONE
(1) 8M x 36
(1) 8M x 36
64MB
NONE
NONE
(1) 16M x 36
65MB
(4) 256K x 9
(1) 16M x 36
NONE
65MB
(4) 16M x 9
(1) 256K x 36
NONE
65MB
(4) 16M x 9
(1) 256K x 36
NONE
65MB
(4) 256K x 9
(1) 8M x 36
(1) 8M x 36
65MB
NONE
(1) 256K x 36
(1) 16M x 36
66MB
(4) 16M x 9
(1) 512K x 36
NONE

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
66MB
(4) 16M x 9
(1) 256K x 36
(1) 256K x 36
66MB
(4) 256K x 9
(1) 256K x 36
(1) 16M x 36
66MB
(4) 16M x 9
(1) 512K x 36
NONE
66MB
NONE
(1) 16M x 36
(1) 512K x 36
68MB
(4) 1M x 9
(1) 16M x 36
NONE
68MB
(4) 16M x 9
(1) 1M x 36
NONE
68MB
(4) 1M x 9
(1) 8M x 36
(1) 8M x 36
68MB
(4) 16M x 9
(1) 512K x 36
(1) 512K x 36
68MB
NONE
(1) 1M x 36
(1) 16M x 36
69MB
(4) 16M x 9
(1) 256K x 36
(1) 1M x 36
69MB
(4) 1M x 9
(1) 256K x 36
(1) 16M x 36
69MB
(4) 256K x 9
(1) 1M x 36
(1) 16M x 36
72MB
(4) 16M x 9
(1) 2M x 36
NONE
72MB
(4) 16M x 9
(1) 1M x 36
(1) 1M x 36
72MB
(4) 1M x 9
(1) 1M x 36
(1) 16M x 36
72MB
(4) 16M x 9
(1) 2M x 36
NONE
72MB
NONE
(1) 16M x 36
(1) 2M x 36
74MB
(4) 16M x 9
(1) 512K x 36
(1) 2M x 36
80MB
(4) 4M x 9
(1) 16M x 36
NONE
80MB
(4) 16M x 9
(1) 4M x 36
NONE
80MB
(4) 16M x 9
(1) 2M x 36
(1) 2M x 36
81MB
(4) 16M x 9
(1) 256K x 36
(1) 4M x 36
81MB
(4) 4M x 9
(1) 256K x 36
(1) 16M x 36
81MB
(4) 256K x 9
(1) 4M x 36
(1) 16M x 36
84MB
(4) 16M x 9
(1) 1M x 36
(1) 4M x 36
84MB
(4) 4M x 9
(1) 1M x 36
(1) 16M x 36
84MB
(4) 1M x 9
(1) 4M x 36
(1) 16M x 36
96MB
(4) 16M x 9
(1) 8M x 36
NONE
96MB
(4) 4M x 9
(1) 4M x 36
(1) 16M x 36
96MB
NONE
(1) 16M x 36
(1) 8M x 36
128MB
(4) 16M x 9
(1) 16M x 36
NONE
128MB
(4) 16M x 9
(1) 8M x 36
(1) 8M x 36
128MB
NONE
(1) 16M x 36
(1) 16M x 36
129MB
(4) 16M x 9
(1) 256K x 36
(1) 16M x 36
129MB
(4) 256K x 9
(1) 16M x 36
(1) 16M x 36
132MB
(4) 16M x 9
(1) 1M x 36
(1) 16M x 36
132MB
(4) 1M x 9
(1) 16M x 36
(1) 16M x 36
144MB
(4) 16M x 9
(1) 4M x 36
(1) 16M x 36
144MB
(4) 4M x 9
(1) 16M x 36
(1) 16M x 36
192MB
(4) 16M x 9
(1) 16M x 36
(1) 16M 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
256KB
(4) 64K x 8
NONE
(1) 64K x 8
512KB
(4) 64K x 8
(4) 64K x 8
(1) 64K x 8
512KB
(4) 128K x 8
NONE
(1) 128K x 8
1MB
(4) 128K x 8
(4) 128K x 8
(1) 128K x 8

CACHE JUMPER CONFIGURATION
Size
JP60
JP61
JP62
JPX3
128KB
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 closed
pins 9 - 16 closed
256KB
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 closed
pins 13 - 20 closed
256KB
pins 2 & 3 closed
pins 2 & 3 closed
pins 2 & 3 closed
pins 3 - 10 closed
512KB
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 closed
pins 1 - 8 closed
512KB
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 closed
pins 3 - 10 closed
1MB
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 - 8 closed

CPU TYPE CONFIGURATION
Type
JP37
JP38
JP39
JP40
RN8
80486SX
Open
Open
Open
Open
Installed
SL80486SX
Open
Open
Open
Open
Installed
CX486M7
Open
Open
Open
Open
Installed
AM486DX/DX2
Open
Open
Open
Open
Installed
80486DX/DX2
Open
Open
Open
Open
Installed
SL80486DX/DX2
Open
Open
Open
Open
Installed
AM486DX2/DX4
Open
1 & 2
Open
1 & 2
Not installed
CX486DX2-50
1 & 2
Open
Open
Open
Not installed
CX486DX2-66
Open
Open
1 & 2
Open
Not installed
CX486DX2-80
Open
Open
Open
1 & 2
Not installed
80486DX4-75
1 & 2
Open
Open
Open
Not installed
80486DX4-100
Open
1 & 2
Open
1 & 2
Not installed
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type
RN5
RN6
RN7
JP20
JP26
80486SX
Not installed
Installed
Not installed
Closed
1 & 2
SL80486SX
Not installed
Installed
Not installed
Closed
1 & 2
CX486M7
Installed
Not installed
Installed
Open
1 & 2
AM486DX/DX2
Not installed
Installed
Installed
Open
1 & 2
80486DX/DX2
Not installed
Installed
Installed
Open
1 & 2
SL80486DX/DX2
Not installed
Installed
Installed
Open
1 & 2
80486DX4
Not installed
Installed
Installed
Open
Open
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type
JP42
JP65
JPX1
JPX2
80486SX
Open
Open
pins 5 - 12 closed
Open
SL80486SX
Closed
Open
pins 5 - 12 closed
Open
CX486M7
Closed
Closed
pins 1 - 8 closed
pins 1 - 8 closed
AM486DX/DX2
Open
Closed
pins 5 - 12 closed
Open
80486DX/DX2
Open
Closed
pins 5 - 12 closed
Open
SL80486DX/DX2
Closed
Closed
pins 5 - 12 closed
Open
80486DX4
Closed
Closed
pins 5 - 12 closed
Open

CPU SPEED CONFIGURATION(AVASEM AV9107 CLOCK GENERATOR)
Speed
JP27
JP28
JP29
20MHz
Open
Open
Closed
25MHz
Closed
Open
Closed
33MHz
Open
Closed
Closed
40MHz
Closed
Open
Open
50iMHz
Closed
Open
Closed
66iMHz
Open
Closed
Closed
75iMHz
Closed
Open
Closed
80iMHz
Closed
Open
Open
100iMHz
Open
Closed
Closed

CPU SPEED CONFIGURATION(MXIC MX8315/WINBOND W83C17 CLOCK GENERATOR)
Speed
JP27
JP28
JP29
20MHz
Open
Open
Open
25MHz
Open
Open
Closed
33MHz
Closed
Closed
Closed
40MHz
Open
Closed
Closed
50iMHz
Open
Open
Closed
66iMHz
Closed
Closed
Closed
75iMHz
Open
Open
Closed
80iMHz
Open
Closed
Closed
100iMHz
Closed
Closed
Closed

VESA WAIT STATE CONFIGURATION
Wait states
JP9
0 wait states
Open
1 wait state
Closed

BUS SPEED CONFIGURATION
CPU speed
JP10
<= 33MHz
Open
> 33MHz
Closed

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Processor	80486SX/CX486M7/AM486DX/80486DX/AM486DX2/80486DX2/AM486DX4/ 80486DX4
Processor Speed	20/25/33/40/50(internal)/66(internal)/75(internal)/100(internal)MHz
Chip Set	Unidentified
Max. Onboard DRAM	192MB
Cache	128/256/512/1024KB
BIOS	Award
Dimensions	330mm x 218mm
I/O Options	32-bit VESA local bus slots (3), green PC connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J1	Power LED & keylock	JW1
Green PC connector	JP47	Speaker	JW2
Green PC connector	JP48	Turbo LED	JW3
Green PC connector	JP49	Turbo switch	JW4
Green PC connector	JP50	Reset switch	JW5
Green PC connector	JP51	32-bit VESA local bus slots	SL1 - SL3
Green PC connector	JP52

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Factory configured - do not alter	JP1	pins 2 & 3 closed
»	Factory configured - do not alter	JP2	Open
»	Monitor type select color	JP5	Closed
	Monitor type select monochrome	JP5	Open
»	Factory configured - do not alter	JP6	Open
»	Factory configured - do not alter	JP14	Open
»	CPU type select AMD/Cyrix/Intel	JP15	pins 1 - 5 closed
	CPU type select AMD486DX2 only	JP15	pins 2 - 6 closed
»	Factory configured - do not alter	JP16	pins 2 & 3 closed
»	Factory configured - do not alter	JP17	pins 2 & 3 closed
»	Factory configured - do not alter	JP19	Open
»	Factory configured - do not alter	JP23	pins 2 & 3 closed
»	Factory configured - do not alter	JP45	Open
»	Factory configured - do not alter	JP46	Open
»	Factory configured - do not alter	JP58	Open
»	Factory configured - do not alter	JP59	Open
»	Factory configured - do not alter	JP64	Closed
»	Factory configured - do not alter	JP66	Open
»	CMOS memory normal operation	JP67	pins 1 & 2 closed
	CMOS memory clear	JP67	pins 2 & 3 closed
»	Factory configured - do not alter	JP68	Open
»	Factory configured - do not alter	JP69	Open

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
2MB	(4) 256K x 9	(1) 256K x 36	NONE
2MB	(4) 256K x 9	(1) 256K x 36	NONE
2MB	NONE	(1) 256K x 36	(1) 256K x 36
2MB	NONE	(1) 512K x 36	NONE
2MB	NONE	NONE	(1) 512K x 36
3MB	(4) 256K x 9	(1) 512K x 36	NONE
3MB	(4) 256K x 9	(1) 256K x 36	(1) 256K x 36
3MB	(4) 256K x 9	(1) 512K x 36	NONE
3MB	NONE	(1) 256K x 36	(1) 512K x 36
4MB	(4) 1M x 9	NONE	NONE
4MB	NONE	(1) 1M x 36	NONE
4MB	NONE	(1) 512K x 36	(1) 512K x 36
4MB	NONE	NONE	(1) 1M x 36
5MB	(4) 256K x 9	(1) 1M x 36	NONE
5MB	(4) 1M x 9	(1) 256K x 36	NONE

DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2
5MB	(4) 1M x 9	(1) 256K x 36	NONE
5MB	(4) 256K x 9	(1) 512K x 36	(1) 512K x 36
5MB	NONE	(1) 256K x 36	(1) 1M x 36
6MB	(4) 1M x 9	(1) 512K x 36	NONE
6MB	(4) 1M x 9	(1) 256K x 36	(1) 256K x 36
6MB	(4) 256K x 9	(1) 256K x 36	(1) 1M x 36
6MB	(4) 1M x 9	(1) 512K x 36	NONE
6MB	NONE	(1) 1M x 36	(1) 512K x 36
8MB	(4) 1M x 9	(1) 1M x 36	NONE
8MB	(4) 1M x 9	(1) 512K x 36	(1) 512K x 36
8MB	NONE	(1) 2M x 36	NONE
8MB	NONE	NONE	(1) 2M x 36
9MB	(4) 1M x 9	(1) 256K x 36	(1) 1M x 36
9MB	(4) 256K x 9	(1) 1M x 36	(1) 1M x 36
9MB	(4) 256K x 9	(1) 2M x 36	NONE
11MB	(4) 256K x 9	(1) 512K x 36	(1) 2M x 36
12MB	(4) 1M x 9	(1) 2M x 36	NONE
12MB	(4) 1M x 9	(1) 1M x 36	(1) 1M x 36
12MB	(4) 1M x 9	(1) 2M x 36	NONE
12MB	NONE	(1) 1M x 36	(1) 2M x 36
16MB	(4) 4M x 9	NONE	NONE
16MB	NONE	(1) 4M x 36	NONE
16MB	NONE	(1) 2M x 36	(1) 2M x 36
16MB	NONE	NONE	(1) 4M x 36
17MB	(4) 256K x 9	(1) 4M x 36	NONE
17MB	(4) 4M x 9	(1) 256K x 36	NONE
17MB	(4) 256K x 9	(1) 2M x 36	(1) 2M x 36
17MB	NONE	(1) 256K x 36	(1) 4M x 36
18MB	(4) 4M x 9	(1) 512K x 36	NONE
18MB	(4) 4M x 9	(1) 256K x 36	(1) 256K x 36
18MB	(4) 256K x 9	(1) 256K x 36	(1) 4M x 36
18MB	(4) 4M x 9	(1) 512K x 36	NONE
18MB	NONE	(1) 4M x 36	(1) 512K x 36
20MB	(4) 1M x 9	(1) 4M x 36	NONE
20MB	(4) 4M x 9	(1) 1M x 36	NONE
20MB	(4) 1M x 9	(1) 2M x 36	(1) 2M x 36
20MB	(4) 4M x 9	(1) 512K x 36	(1) 512K x 36
20MB	NONE	(1) 1M x 36	(1) 4M x 36
21MB	(4) 4M x 9	(1) 256K 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
256KB	(4) 64K x 8	NONE	(1) 64K x 8
512KB	(4) 64K x 8	(4) 64K x 8	(1) 64K x 8
512KB	(4) 128K x 8	NONE	(1) 128K x 8
1MB	(4) 128K x 8	(4) 128K x 8	(1) 128K x 8

CACHE JUMPER CONFIGURATION
Size	JP60	JP61	JP62	JPX3
128KB	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed	pins 9 - 16 closed
256KB	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed	pins 13 - 20 closed
256KB	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed	pins 3 - 10 closed
512KB	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 - 8 closed
512KB	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed	pins 3 - 10 closed
1MB	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 - 8 closed

CPU TYPE CONFIGURATION
Type	JP37	JP38	JP39	JP40	RN8
80486SX	Open	Open	Open	Open	Installed
SL80486SX	Open	Open	Open	Open	Installed
CX486M7	Open	Open	Open	Open	Installed
AM486DX/DX2	Open	Open	Open	Open	Installed
80486DX/DX2	Open	Open	Open	Open	Installed
SL80486DX/DX2	Open	Open	Open	Open	Installed
AM486DX2/DX4	Open	1 & 2	Open	1 & 2	Not installed
CX486DX2-50	1 & 2	Open	Open	Open	Not installed
CX486DX2-66	Open	Open	1 & 2	Open	Not installed
CX486DX2-80	Open	Open	Open	1 & 2	Not installed
80486DX4-75	1 & 2	Open	Open	Open	Not installed
80486DX4-100	Open	1 & 2	Open	1 & 2	Not installed
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type	RN5	RN6	RN7	JP20	JP26
80486SX	Not installed	Installed	Not installed	Closed	1 & 2
SL80486SX	Not installed	Installed	Not installed	Closed	1 & 2
CX486M7	Installed	Not installed	Installed	Open	1 & 2
AM486DX/DX2	Not installed	Installed	Installed	Open	1 & 2
80486DX/DX2	Not installed	Installed	Installed	Open	1 & 2
SL80486DX/DX2	Not installed	Installed	Installed	Open	1 & 2
80486DX4	Not installed	Installed	Installed	Open	Open
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type	JP42	JP65	JPX1	JPX2
80486SX	Open	Open	pins 5 - 12 closed	Open
SL80486SX	Closed	Open	pins 5 - 12 closed	Open
CX486M7	Closed	Closed	pins 1 - 8 closed	pins 1 - 8 closed
AM486DX/DX2	Open	Closed	pins 5 - 12 closed	Open
80486DX/DX2	Open	Closed	pins 5 - 12 closed	Open
SL80486DX/DX2	Closed	Closed	pins 5 - 12 closed	Open
80486DX4	Closed	Closed	pins 5 - 12 closed	Open

CPU SPEED CONFIGURATION(AVASEM AV9107 CLOCK GENERATOR)
Speed	JP27	JP28	JP29
20MHz	Open	Open	Closed
25MHz	Closed	Open	Closed
33MHz	Open	Closed	Closed
40MHz	Closed	Open	Open
50iMHz	Closed	Open	Closed
66iMHz	Open	Closed	Closed
75iMHz	Closed	Open	Closed
80iMHz	Closed	Open	Open
100iMHz	Open	Closed	Closed

VESA WAIT STATE CONFIGURATION
Wait states	JP9
0 wait states	Open
1 wait state	Closed

BUS SPEED CONFIGURATION
CPU speed	JP10
<= 33MHz	Open
> 33MHz	Closed