486 ENERGY SAVING VESA Motherboard Settings and Configuration

EASYDATA COMPUTER PRODUCTS

486 ENERGY SAVING VESA

Processor
CX486S/CX486DLC/80486SX/80486DX/80486DX2/Pentium Overdrive
Processor Speed
25/33/40(internal)/40/50(internal)/50/66(internal)MHz
Chip Set
Unidentified
Max. Onboard DRAM
96MB
Cache
64/128/256KB
BIOS
Award
Dimensions
330mm x 218mm
I/O Options
32-bit VESA local bus slots (2)
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Turbo switch
J1
Speaker
J10
Green power supply connector
J3
Power LED & keylock
J11
External battery
J4
PS/2 mouse port
CN1
Turbo LED
J8
32-bit VESA Local bus slots
SL1 & SL2
Reset switch
J9

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Monitor type select monochrome/EGA/VGA
J2
Open

Monitor type select color
J2
Closed
»
Battery type select - internal
J5
pins 2 & 3 closed

Battery type select - external
J5
pins 1 & 2 closed
»
Adaptec ISA master 1542B/C SCSI card (transfer rate <5.7MB/s)
J6
Open

Adaptec ISA master 1542B/C SCSI card (transfer rate >5.7MB/s)
J6
Closed
»
CMOS memory normal operation
J7
Open

CMOS memory clear
J7
Closed
»
Cyrix CPU clock mode select (1X)
J12
pins 2 & 3 closed

Cyrix CPU clock mode select (2X)
J12
pins 1 & 2 closed
»
Factory configured - do not alter
JP1
pins 1 & 2 closed
»
Regular CPU installed
JP2, JX2
pins 1 & 2 closed

Cyrix or Intel S-series CPU installed
JP2, JX2
pins 2 & 3 closed
»
VESA VGA card not installed in slot
JP4
pins 1 & 2 closed

VESA VGA card installed in slot SL2
JP4
pins 2 & 3 closed
»
Factory configured - do not alter disabled
JP5
pins 1 & 2 closed
»
PQFP CPU disabled
JC6
Closed

PQFP CPU enabled
JC6
Open
»
P24T write back cache enabled
JT1
pins 1 & 2 closed

P24T write through cache enabled
JT1
pins 2 & 3 closed
»
CPU clock mode select (1X)
JX1
pins 1 & 2 closed

CPU clock mode select (2X)
JX1
pins 2 & 3 closed
»
Intel S/DX/DX2 CPU installed
JCX1
Open

Cyrix CX486S/DX installed
JCX1
Closed
»
Intel S/DX/DX2 CPU installed
JCX2
pins 1 & 2 closed

Cyrix CX486S/DX installed
JCX2
pins 2 & 3 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
2MB
(4) 256K x 9
(1) 256K x 36
NONE
2MB
NONE
(1) 256K x 36
(1) 256K x 36
2MB
(4) 256K x 9
NONE
(1) 256K x 36
3MB
(4) 256K x 9
(1) 256K x 36
(1) 256K x 36
4MB
(4) 1M x 9
NONE
NONE
4MB
NONE
(1) 1M x 36
NONE
4MB
NONE
NONE
(1) 1M x 36

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
5MB
(4) 256K x 9
(1) 1M x 36
NONE
5MB
(4) 256K x 9
NONE
(1) 1M x 36
5MB
(4) 1M x 9
(1) 256K x 36
NONE
5MB
(4) 1M x 9
NONE
(1) 256K x 36
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) 1M 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) 256K x 36
(1) 256K x 36
8MB
(4) 1M x 9
(1) 1M x 36
NONE
8MB
(4) 1M x 9
NONE
(1) 1M x 36
8MB
NONE
(1) 1M x 36
(1) 1M x 36
9MB
(4) 256K x 9
(1) 1M x 36
(1) 1M x 36
9MB
(4) 1M x 9
(1) 256K x 36
(1) 1M x 36
9MB
(4) 1M x 9
(1) 1M x 36
(1) 256K x 36
12MB
(4) 1M x 9
(1) 1M x 36
(1) 1M x 36
16MB
(4) 4M x 9
NONE
NONE
16MB
NONE
(1) 4M x 36
NONE
16MB
NONE
NONE
(1) 4M x 36
17MB
(4) 256K x 9
(1) 4M x 36
NONE
17MB
(4) 256K x 9
NONE
(1) 4M x 36
17MB
NONE
(1) 256K x 36
(1) 4M x 36
17MB
NONE
(1) 4M x 36
(1) 256K x 36
17MB
(4) 4M x 9
(1) 256K x 36
NONE
17MB
(4) 4M x 9
NONE
(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
(4) 4M x 9
(1) 256K x 36
(1) 256K x 36
20MB
(4) 1M x 9
(1) 4M x 36
NONE
20MB
(4) 1M x 9
NONE
(1) 4M x 36
20MB
(4) 4M x 9
(1) 1M x 36
NONE
20MB
(4) 4M x 9
NONE
(1) 1M 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
(4) 1M x 9
(1) 256K x 36
(1) 4M x 36
21MB
(4) 1M x 9
(1) 4M x 36
(1) 256K x 36
21MB
(4) 4M x 9
(1) 256K x 36
(1) 1M x 36
21MB
(4) 4M x 9
(1) 1M x 36
(1) 256K x 36
24MB
(4) 1M x 9
(1) 1M x 36
(1) 4M x 36
24MB
(4) 1M x 9
(1) 4M x 36
(1) 1M x 36
24MB
(4) 4M x 9
(1) 1M x 36
(1) 1M x 36

DRAM CONFIGURATION(CON’T)
Size
Bank 0
Bank 1
Bank 2
32MB
(4) 4M x 9
(1) 4M x 36
NONE
32MB
(4) 4M x 9
NONE
(1) 4M x 36
32MB
NONE
(1) 4M x 36
(1) 4M x 36
33MB
(4) 256K x 9
(1) 4M x 36
(1) 4M x 36
33MB
(4) 4M x 9
(1) 256K x 36
(1) 4M x 36
33MB
(4) 4M x 9
(1) 4M x 36
(1) 256K x 36
36MB
(1) 4M x 9
(1) 4M x 36
(1) 4M x 36
36MB
(4) 4M x 9
(1) 1M x 36
(1) 4M x 36
36MB
(4) 4M x 9
(1) 4M x 36
(1) 1M x 36
48MB
(4) 4M x 9
(1) 4M x 36
(1) 4M x 36
64MB
(4) 16M x 9
NONE
NONE
65MB
(4) 16M x 9
(1) 256K x 36
NONE
65MB
(4) 16M x 9
NONE
(1) 256K x 36
66MB
(4) 16M x 9
(1) 256K x 36
(1) 256K x 36
68MB
(4) 16M x 9
(1) 1M x 36
NONE
68MB
(4) 16M x 9
NONE
(1) 1M x 36
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
72MB
(4) 16M x 9
(1) 4M x 36
(1) 4M x 36
80MB
(4) 16M x 9
(1) 4M x 36
NONE
80MB
(4) 16M x 9
NONE
(1) 4M x 36
81MB
(4) 16M x 9
(1) 256K x 36
(1) 256K x 36
81MB
(4) 16M x 9
(1) 4M 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
96MB
(4) 16M x 9
(1) 4M x 36
(1) 4M 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

CACHE JUMPER CONFIGURATION
Size
JS1
JS2
JS3
64KB
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
128KB
pins 1 & 2 closed
pins 2 & 3 closed
pins 2 & 3 closed
256KB
pins 2 & 3 closed
pins 2 & 3 closed
pins 1 & 2 closed

CPU TYPE CONFIGURATION
Type
JC1
JC2
JC3
JC4
JC5
JC7
Intel 486SX
2 & 3
2 & 3
Open
Open
Closed
1 & 2
CX486S
2 & 3
2 & 3
Closed
Open
Open
1 & 2
CX486S/487S
1 & 2
1 & 2
Closed
Open
Open
1 & 2
CX486DX
1 & 2
1 & 2
Closed
Open
Open
1 & 2
Intel 486DX/DX2
1 & 2
1 & 2
Closed
Open
Closed
1 & 2
P23S
2 & 3
2 & 3
Open
Open
Closed
1 & 2
P24S/P4S
1 & 2
1 & 2
Closed
Open
Closed
1 & 2
P24T
1 & 2
1 & 2
Open
Closed
Open
2 & 3
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type
RN13
RN14
RN16
Intel 80486SX (PGA)
Not installed
Not installed
Not installed
CX486S (PGA)
Not installed
Not installed
Installed
CX486S (PQFP)
Not installed
Installed
Not installed
CX486S/CX487S (PGA)
Not installed
Not installed
Installed
CX486DX (PGA)
Not installed
Not installed
Installed
Intel 80486DX
Not installed
Not installed
Not installed
Intel 80486DX2
Not installed
Not installed
Not installed
P23S/P4S (PQFP)
Not installed
Installed
Not installed
P23S/P4S/P24S
Installed
Not installed
Not installed

CLOCK SPEED CONFIGURATION
Speed
JK1
JK2
JK3
JK4
20MHz
pins 1 & 2 closed
pins 2 & 3 closed
pins 2 & 3 closed
pins 2 & 3 closed
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 1 & 2 closed
pins 2 & 3 closed
pins 1 & 2 closed
pins 2 & 3 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 2 & 3 closed

VESA WAIT STATE/BUS SPEED (ID2 & ID3) CONFIGURATION
CPU speed
Wait states
JV2
JV3
< 33MHz
0 wait states
pins 2 & 3 closed
pins 2 & 3 closed
> 33MHz
1 wait state
pins 1 & 2 closed
pins 1 & 2 closed

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486 ENERGY SAVING VESA Motherboard Settings and Configuration

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Processor	CX486S/CX486DLC/80486SX/80486DX/80486DX2/Pentium Overdrive
Processor Speed	25/33/40(internal)/40/50(internal)/50/66(internal)MHz
Chip Set	Unidentified
Max. Onboard DRAM	96MB
Cache	64/128/256KB
BIOS	Award
Dimensions	330mm x 218mm
I/O Options	32-bit VESA local bus slots (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Turbo switch	J1	Speaker	J10
Green power supply connector	J3	Power LED & keylock	J11
External battery	J4	PS/2 mouse port	CN1
Turbo LED	J8	32-bit VESA Local bus slots	SL1 & SL2
Reset switch	J9

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select monochrome/EGA/VGA	J2	Open
	Monitor type select color	J2	Closed
»	Battery type select - internal	J5	pins 2 & 3 closed
	Battery type select - external	J5	pins 1 & 2 closed
»	Adaptec ISA master 1542B/C SCSI card (transfer rate <5.7MB/s)	J6	Open
	Adaptec ISA master 1542B/C SCSI card (transfer rate >5.7MB/s)	J6	Closed
»	CMOS memory normal operation	J7	Open
	CMOS memory clear	J7	Closed
»	Cyrix CPU clock mode select (1X)	J12	pins 2 & 3 closed
	Cyrix CPU clock mode select (2X)	J12	pins 1 & 2 closed
»	Factory configured - do not alter	JP1	pins 1 & 2 closed
»	Regular CPU installed	JP2, JX2	pins 1 & 2 closed
	Cyrix or Intel S-series CPU installed	JP2, JX2	pins 2 & 3 closed
»	VESA VGA card not installed in slot	JP4	pins 1 & 2 closed
	VESA VGA card installed in slot SL2	JP4	pins 2 & 3 closed
»	Factory configured - do not alter disabled	JP5	pins 1 & 2 closed
»	PQFP CPU disabled	JC6	Closed
	PQFP CPU enabled	JC6	Open
»	P24T write back cache enabled	JT1	pins 1 & 2 closed
	P24T write through cache enabled	JT1	pins 2 & 3 closed
»	CPU clock mode select (1X)	JX1	pins 1 & 2 closed
	CPU clock mode select (2X)	JX1	pins 2 & 3 closed
»	Intel S/DX/DX2 CPU installed	JCX1	Open
	Cyrix CX486S/DX installed	JCX1	Closed
»	Intel S/DX/DX2 CPU installed	JCX2	pins 1 & 2 closed
	Cyrix CX486S/DX installed	JCX2	pins 2 & 3 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
2MB	(4) 256K x 9	(1) 256K x 36	NONE
2MB	NONE	(1) 256K x 36	(1) 256K x 36
2MB	(4) 256K x 9	NONE	(1) 256K x 36
3MB	(4) 256K x 9	(1) 256K x 36	(1) 256K x 36
4MB	(4) 1M x 9	NONE	NONE
4MB	NONE	(1) 1M x 36	NONE
4MB	NONE	NONE	(1) 1M x 36

DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2
5MB	(4) 256K x 9	(1) 1M x 36	NONE
5MB	(4) 256K x 9	NONE	(1) 1M x 36
5MB	(4) 1M x 9	(1) 256K x 36	NONE
5MB	(4) 1M x 9	NONE	(1) 256K x 36
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) 1M 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) 256K x 36	(1) 256K x 36
8MB	(4) 1M x 9	(1) 1M x 36	NONE
8MB	(4) 1M x 9	NONE	(1) 1M x 36
8MB	NONE	(1) 1M x 36	(1) 1M x 36
9MB	(4) 256K x 9	(1) 1M x 36	(1) 1M x 36
9MB	(4) 1M x 9	(1) 256K x 36	(1) 1M x 36
9MB	(4) 1M x 9	(1) 1M x 36	(1) 256K x 36
12MB	(4) 1M x 9	(1) 1M x 36	(1) 1M x 36
16MB	(4) 4M x 9	NONE	NONE
16MB	NONE	(1) 4M x 36	NONE
16MB	NONE	NONE	(1) 4M x 36
17MB	(4) 256K x 9	(1) 4M x 36	NONE
17MB	(4) 256K x 9	NONE	(1) 4M x 36
17MB	NONE	(1) 256K x 36	(1) 4M x 36
17MB	NONE	(1) 4M x 36	(1) 256K x 36
17MB	(4) 4M x 9	(1) 256K x 36	NONE
17MB	(4) 4M x 9	NONE	(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	(4) 4M x 9	(1) 256K x 36	(1) 256K x 36
20MB	(4) 1M x 9	(1) 4M x 36	NONE
20MB	(4) 1M x 9	NONE	(1) 4M x 36
20MB	(4) 4M x 9	(1) 1M x 36	NONE
20MB	(4) 4M x 9	NONE	(1) 1M 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	(4) 1M x 9	(1) 256K x 36	(1) 4M x 36
21MB	(4) 1M x 9	(1) 4M x 36	(1) 256K x 36
21MB	(4) 4M x 9	(1) 256K x 36	(1) 1M x 36
21MB	(4) 4M x 9	(1) 1M x 36	(1) 256K x 36
24MB	(4) 1M x 9	(1) 1M x 36	(1) 4M x 36
24MB	(4) 1M x 9	(1) 4M x 36	(1) 1M x 36
24MB	(4) 4M x 9	(1) 1M x 36	(1) 1M x 36

DRAM CONFIGURATION(CON’T)
Size	Bank 0	Bank 1	Bank 2
32MB	(4) 4M x 9	(1) 4M x 36	NONE
32MB	(4) 4M x 9	NONE	(1) 4M x 36
32MB	NONE	(1) 4M x 36	(1) 4M x 36
33MB	(4) 256K x 9	(1) 4M x 36	(1) 4M x 36
33MB	(4) 4M x 9	(1) 256K x 36	(1) 4M x 36
33MB	(4) 4M x 9	(1) 4M x 36	(1) 256K x 36
36MB	(1) 4M x 9	(1) 4M x 36	(1) 4M x 36
36MB	(4) 4M x 9	(1) 1M x 36	(1) 4M x 36
36MB	(4) 4M x 9	(1) 4M x 36	(1) 1M x 36
48MB	(4) 4M x 9	(1) 4M x 36	(1) 4M x 36
64MB	(4) 16M x 9	NONE	NONE
65MB	(4) 16M x 9	(1) 256K x 36	NONE
65MB	(4) 16M x 9	NONE	(1) 256K x 36
66MB	(4) 16M x 9	(1) 256K x 36	(1) 256K x 36
68MB	(4) 16M x 9	(1) 1M x 36	NONE
68MB	(4) 16M x 9	NONE	(1) 1M x 36
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
72MB	(4) 16M x 9	(1) 4M x 36	(1) 4M x 36
80MB	(4) 16M x 9	(1) 4M x 36	NONE
80MB	(4) 16M x 9	NONE	(1) 4M x 36
81MB	(4) 16M x 9	(1) 256K x 36	(1) 256K x 36
81MB	(4) 16M x 9	(1) 4M 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
96MB	(4) 16M x 9	(1) 4M x 36	(1) 4M 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

CACHE JUMPER CONFIGURATION
Size	JS1	JS2	JS3
64KB	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed
128KB	pins 1 & 2 closed	pins 2 & 3 closed	pins 2 & 3 closed
256KB	pins 2 & 3 closed	pins 2 & 3 closed	pins 1 & 2 closed

CPU TYPE CONFIGURATION
Type	JC1	JC2	JC3	JC4	JC5	JC7
Intel 486SX	2 & 3	2 & 3	Open	Open	Closed	1 & 2
CX486S	2 & 3	2 & 3	Closed	Open	Open	1 & 2
CX486S/487S	1 & 2	1 & 2	Closed	Open	Open	1 & 2
CX486DX	1 & 2	1 & 2	Closed	Open	Open	1 & 2
Intel 486DX/DX2	1 & 2	1 & 2	Closed	Open	Closed	1 & 2
P23S	2 & 3	2 & 3	Open	Open	Closed	1 & 2
P24S/P4S	1 & 2	1 & 2	Closed	Open	Closed	1 & 2
P24T	1 & 2	1 & 2	Open	Closed	Open	2 & 3
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type	RN13	RN14	RN16
Intel 80486SX (PGA)	Not installed	Not installed	Not installed
CX486S (PGA)	Not installed	Not installed	Installed
CX486S (PQFP)	Not installed	Installed	Not installed
CX486S/CX487S (PGA)	Not installed	Not installed	Installed
CX486DX (PGA)	Not installed	Not installed	Installed
Intel 80486DX	Not installed	Not installed	Not installed
Intel 80486DX2	Not installed	Not installed	Not installed
P23S/P4S (PQFP)	Not installed	Installed	Not installed
P23S/P4S/P24S	Installed	Not installed	Not installed

CLOCK SPEED CONFIGURATION
Speed	JK1	JK2	JK3	JK4
20MHz	pins 1 & 2 closed	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed
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 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 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 2 & 3 closed

VESA WAIT STATE/BUS SPEED (ID2 & ID3) CONFIGURATION
CPU speed	Wait states	JV2	JV3
< 33MHz	0 wait states	pins 2 & 3 closed	pins 2 & 3 closed
> 33MHz	1 wait state	pins 1 & 2 closed	pins 1 & 2 closed