IBM 486SLC2 Motherboard Settings and Configuration

ETEQ MICROSYSTEMS, INC.

IBM 486SLC2

Processor
IBM486SLC2
Processor Speed
50(internal)/66(internal)MHz
Chip Set
ETEQ
Max. Onboard DRAM
16MB
Cache
64/128KB
BIOS
AMI
Dimensions
330mm x 218mm
I/O Options
None
NPU Options
IBM487SLC2

CONNECTIONS
Purpose
Location
Purpose
Location
Turbo switch
J1
Power LED & keylock
JP12
Reset switch
J4
External battery
JP13
Turbo LED
JP10
Speaker
JP603

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
CMOS memory normal operation
JP11
Closed

CMOS memory clear
JP11
Open
»
Factory configured - do not alter
JP14
N/A
»
Factory configured - do not alter
JP18
N/A
»
Factory configured - do not alter
JP101
N/A
»
Factory configured - do not alter
JP102
Closed
»
Factory configured - do not alter
JP103
Closed
»
Factory configured - do not alter
JP104
pins 2 & 3 closed
»
Factory configured - do not alter
JP105
N/A
»
Factory configured - do not alter
JP601
N/A

DRAM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
512KB
(2) 256K x 9
NONE
NONE
NONE
1MB
(2) 256K x 9
(2) 256K x 9
NONE
NONE
1.5MB
(2) 256K x 9
(2) 256K x 9
(2) 256K x 9
NONE
2MB
(2) 256K x 9
(2) 256K x 9
(2) 256K x 9
(2) 256K x 9
2.5MB
(2) 1M x 9
(2) 256K x 9
NONE
NONE
3MB
(2) 256K x 9
(2) 256K x 9
(2) 1M x 9
NONE
3.5MB
(2) 256K x 9
(2) 256K x 9
(2) 256K x 9
(2) 1M x 9
4MB
(2) 1M x 9
(2) 1M x 9
NONE
NONE
4.5MB
(2) 1M x 9
(2) 1M x 9
(2) 256K x 9
NONE
5MB
(2) 256K x 9
(2) 256K x 9
(2) 1M x 9
(2) 1M x 9
6MB
(2) 1M x 9
(2) 1M x 9
(2) 1M x 9
NONE
6.5MB
(2) 1M x 9
(2) 1M x 9
(2) 1M x 9
(2) 256K x 9
8MB
(2) 1M x 9
(2) 1M x 9
(2) 1M x 9
(2) 1M x 9
8.5MB
(2) 256K x 9
(2) 4M x 9
NONE
NONE
9MB
(2) 256K x 9
(2) 256K x 9
(2) 4M x 9
NONE
9.5MB
(2) 256K x 9
(2) 256K x 9
(2) 256K x 9
(2) 4M x 9
10MB
(2) 1M x 9
(2) 4M x 9
NONE
NONE
10.5MB
(2) 256K x 9
(2) 1M x 9
(2) 4M x 9
NONE
11MB
(2) 256K x 9
(2) 256K x 9
(2) 1M x 9
(2) 4M x 9
12MB
(2) 1M x 9
(2) 1M x 9
(2) 4M x 9
NONE
12.5MB
(2) 256K x 9
(2) 1M x 9
(2) 1M x 9
(2) 4M x 9
14MB
(2) 1M x 9
(2) 1M x 9
(2) 1M x 9
(2) 4M x 9
16MB
(2) 4M x 9
(2) 4M x 9
NONE
NONE

CACHE CONFIGURATION
Size
Bank 0
Bank 1
TAG
64KB
(2) 32K x 8
NONE
(1) 8K x 8
128KB
(2) 32K x 8
(2) 32K x 8
(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size
JP201
JP202
JP203
JP204
64KB
pins 1 & 2 closed
Closed
Closed
Closed
128KB
pins 2 & 4 closed
Closed
Closed
Closed

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IBM 486SLC2 Motherboard Settings and Configuration

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Processor	IBM486SLC2
Processor Speed	50(internal)/66(internal)MHz
Chip Set	ETEQ
Max. Onboard DRAM	16MB
Cache	64/128KB
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	None
NPU Options	IBM487SLC2

CONNECTIONS
Purpose	Location	Purpose	Location
Turbo switch	J1	Power LED & keylock	JP12
Reset switch	J4	External battery	JP13
Turbo LED	JP10	Speaker	JP603

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	CMOS memory normal operation	JP11	Closed
	CMOS memory clear	JP11	Open
»	Factory configured - do not alter	JP14	N/A
»	Factory configured - do not alter	JP18	N/A
»	Factory configured - do not alter	JP101	N/A
»	Factory configured - do not alter	JP102	Closed
»	Factory configured - do not alter	JP103	Closed
»	Factory configured - do not alter	JP104	pins 2 & 3 closed
»	Factory configured - do not alter	JP105	N/A
»	Factory configured - do not alter	JP601	N/A

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
512KB	(2) 256K x 9	NONE	NONE	NONE
1MB	(2) 256K x 9	(2) 256K x 9	NONE	NONE
1.5MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9	NONE
2MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9
2.5MB	(2) 1M x 9	(2) 256K x 9	NONE	NONE
3MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9	NONE
3.5MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9
4MB	(2) 1M x 9	(2) 1M x 9	NONE	NONE
4.5MB	(2) 1M x 9	(2) 1M x 9	(2) 256K x 9	NONE
5MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9	(2) 1M x 9
6MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	NONE
6.5MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	(2) 256K x 9
8MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9
8.5MB	(2) 256K x 9	(2) 4M x 9	NONE	NONE
9MB	(2) 256K x 9	(2) 256K x 9	(2) 4M x 9	NONE
9.5MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9	(2) 4M x 9
10MB	(2) 1M x 9	(2) 4M x 9	NONE	NONE
10.5MB	(2) 256K x 9	(2) 1M x 9	(2) 4M x 9	NONE
11MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9	(2) 4M x 9
12MB	(2) 1M x 9	(2) 1M x 9	(2) 4M x 9	NONE
12.5MB	(2) 256K x 9	(2) 1M x 9	(2) 1M x 9	(2) 4M x 9
14MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	(2) 4M x 9
16MB	(2) 4M x 9	(2) 4M x 9	NONE	NONE

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG
64KB	(2) 32K x 8	NONE	(1) 8K x 8
128KB	(2) 32K x 8	(2) 32K x 8	(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size	JP201	JP202	JP203	JP204
64KB	pins 1 & 2 closed	Closed	Closed	Closed
128KB	pins 2 & 4 closed	Closed	Closed	Closed