80386SX-25 Motherboard Settings and Configuration

PEACOCK AG

80386SX-25

Processor
80386SX
Processor Speed
25MHz
Chip Set
Unidentified
Max. Onboard DRAM
16MB
Cache
None
BIOS
AMI/Award
Dimensions
330mm x 218mm
I/O Options
Floppy drive interface, IDE interface, parallel port, serial ports (2)
NPU Options
80387SX

CONNECTIONS
Purpose
Location
Purpose
Location
Serial port 1
CN1
Turbo LED
J5
Serial port 2
CN2
Reset switch
J6
Parallel port
CN3
Speaker
J7
Floppy drive interface
CN4
Power LED & keylock
J8
IDE interface
CN5
IDE interface LED
J12
External battery
J1
Turbo switch
J13

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Power good signal detect from board
JP1
pins 1 & 2 closed

Power good signal detect from power supply
JP1
pins 2 & 3 closed
»
Monitor type select color
JP10
pins 2 & 3 closed

Monitor type select monochrome
JP10
pins 1 & 2 closed
»
Battery type select internal
JP11
pins 1 & 2 closed

Battery type select external
JP11
pins 2 & 3 closed
»
CMOS memory normal operation
JP12
pins 1 & 2 closed

CMOS memory clear
JP12
pins 2 & 3 closed

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
2MB
(2) 1M x 9
NONE
NONE
NONE
3MB
(2) 256K x 9
(2) 256K x 9
(2) 1M x 9
NONE
4MB
(2) 1M x 9
(2) 1M x 9
NONE
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
8MB
(2) 1M x 9
(2) 1M x 9
(2) 1M x 9
(2) 1M x 9
9MB
(2) 256K x 9
(2) 256K x 9
(2) 4M x 9
NONE
10MB
(2) 1M x 9
(2) 4M x 9
NONE
NONE
16MB
(2) 4M x 9
(2) 4M x 9
NONE
NONE

DRAM JUMPER CONFIGURATION
Size
J9
512KB
pins 1 & 2 closed
1MB
pins 1 & 2 closed
1.5MB
pins 1 & 2 closed
2MB
pins 1 & 2 closed
2MB
pins 1 & 2 closed
3MB
pins 1 & 2 closed
4MB
pins 1 & 2 closed
5MB
pins 1 & 2 closed
6MB
pins 1 & 2 closed
8MB
pins 1 & 2 closed
9MB
pins 2 & 3 closed
10MB
pins 2 & 3 closed
16MB
pins 2 & 3 closed

IDE CONFIGURATION
Setting
JP8
JP9
On board IDE enabled
Closed
Closed
On board IDE disabled
Open
Open

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80386SX-25 Motherboard Settings and Configuration

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Processor	80386SX
Processor Speed	25MHz
Chip Set	Unidentified
Max. Onboard DRAM	16MB
Cache	None
BIOS	AMI/Award
Dimensions	330mm x 218mm
I/O Options	Floppy drive interface, IDE interface, parallel port, serial ports (2)
NPU Options	80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 1	CN1	Turbo LED	J5
Serial port 2	CN2	Reset switch	J6
Parallel port	CN3	Speaker	J7
Floppy drive interface	CN4	Power LED & keylock	J8
IDE interface	CN5	IDE interface LED	J12
External battery	J1	Turbo switch	J13

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Power good signal detect from board	JP1	pins 1 & 2 closed
	Power good signal detect from power supply	JP1	pins 2 & 3 closed
»	Monitor type select color	JP10	pins 2 & 3 closed
	Monitor type select monochrome	JP10	pins 1 & 2 closed
»	Battery type select internal	JP11	pins 1 & 2 closed
	Battery type select external	JP11	pins 2 & 3 closed
»	CMOS memory normal operation	JP12	pins 1 & 2 closed
	CMOS memory clear	JP12	pins 2 & 3 closed

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
2MB	(2) 1M x 9	NONE	NONE	NONE
3MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9	NONE
4MB	(2) 1M x 9	(2) 1M x 9	NONE	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
8MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9
9MB	(2) 256K x 9	(2) 256K x 9	(2) 4M x 9	NONE
10MB	(2) 1M x 9	(2) 4M x 9	NONE	NONE
16MB	(2) 4M x 9	(2) 4M x 9	NONE	NONE

DRAM JUMPER CONFIGURATION
Size	J9
512KB	pins 1 & 2 closed
1MB	pins 1 & 2 closed
1.5MB	pins 1 & 2 closed
2MB	pins 1 & 2 closed
2MB	pins 1 & 2 closed
3MB	pins 1 & 2 closed
4MB	pins 1 & 2 closed
5MB	pins 1 & 2 closed
6MB	pins 1 & 2 closed
8MB	pins 1 & 2 closed
9MB	pins 2 & 3 closed
10MB	pins 2 & 3 closed
16MB	pins 2 & 3 closed

IDE CONFIGURATION
Setting	JP8	JP9
On board IDE enabled	Closed	Closed
On board IDE disabled	Open	Open