80386 P9 Motherboard Settings and Configuration

UNIDENTIFIED

80386 P9

Processor
AM386SX/80386SX
Processor Speed
16/20/25/33MHz
Chip Set
VLSI
Video Chip Set
None
Maximum Onboard Memory
16MB
Maximum Video Memory
None
Cache
None
BIOS
AMI
Dimensions
254mm x 218mm
I/O Options
None
NPU Options
80387SX

CONNECTIONS
Purpose
Location
Purpose
Location
External battery
JP1
Turbo LED
JP7
Reset switch
JP5
Speaker
JP8
Turbo switch
JP6
Power LED & keylock
JP9

USER CONFIGURABLE SETTINGS
Function
Label
Position

Monitor type select color
JP2
Unidentified

Monitor type select monochrome
JP2
Unidentified
»
Factory configured - do not alter
JP3
Unidentified
»
Factory configured - do not alter
JP4
Unidentified

NPU synchronous with CPU
JP11
Pins 2 & 3 closed

NPU asynchronous with CPU
JP11
Pins 1 & 2 closed

DRAM CONFIGURATION
Size
Bank 0
P 0
Bank 1
P 1
Bank 2
Bank 3
512KB (A)
(4) 44256
(2) 41256
None
None
None
None
512KB (B)
None
None
None
None
(2) 256K x 9
None
512KB (C)
(4) 44256
(2) 41256
None
None
None
None
1MB (A)
(4) 44256
(2) 41256
(4) 44256
(2) 41256
None
None
1MB (B)
None
None
None
None
(2) 256K x 9
(2) 256K x 9
1MB (C)
(4) 44256
(2) 41256
(4) 44256
(2) 41256
None
None
1.5MB
(4) 44256
(2) 41256
(4) 44256
(2) 41256
(2) 256K x 9
None
2MB (A)
None
None
None
None
(2) 1M x 9
None
2MB (B)
(4) 44256
(2) 41256
(4) 44256
(2) 41256
(2) 256K x 9
(2) 256K x 9
3MB
(4) 44256
(2) 41256
(4) 44256
(2) 41256
(2) 1M x 9
None
4MB
None
None
None
None
(2) 1M x 9
(2) 1M x 9
5MB
(4) 44256
(2) 41256
(4) 44256
(2) 41256
(2) 1M x 9
(2) 1M x 9
8MB
None
None
None
None
(2) 4M x 9
None
16MB
None
None
None
None
(2) 4M x 9
(2) 4M x 9

DRAM JUMPER CONFIGURATION
Size
JP12
JP13
512KB (A)
Pins 1 & 2 closed
Pins 1 & 2 closed
512KB (B)
Pins 1 & 2 closed
Pins 1 & 2 closed
512KB (C)
Pins 2 & 3 closed
Pins 2 & 3 closed
1MB (A)
Pins 1 & 2 closed
Pins 1 & 2 closed
1MB (B)
Pins 1 & 2 closed
Pins 1 & 2 closed
1MB (C)
Pins 2 & 3 closed
Pins 2 & 3 closed
1.5MB
Pins 2 & 3 closed
Pins 2 & 3 closed
2MB (A)
Pins 1 & 2 closed
Pins 1 & 2 closed
2MB (B)
Pins 2 & 3 closed
Pins 2 & 3 closed
3MB
Pins 2 & 3 closed
Pins 2 & 3 closed
4MB
Pins 1 & 2 closed
Pins 1 & 2 closed
5MB
Pins 2 & 3 closed
Pins 2 & 3 closed
8MB
Pins 1 & 2 closed
Pins 1 & 2 closed
16MB
Pins 1 & 2 closed
Pins 1 & 2 closed

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80386 P9 Motherboard Settings and Configuration

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Processor	AM386SX/80386SX
Processor Speed	16/20/25/33MHz
Chip Set	VLSI
Video Chip Set	None
Maximum Onboard Memory	16MB
Maximum Video Memory	None
Cache	None
BIOS	AMI
Dimensions	254mm x 218mm
I/O Options	None
NPU Options	80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	JP1	Turbo LED	JP7
Reset switch	JP5	Speaker	JP8
Turbo switch	JP6	Power LED & keylock	JP9

USER CONFIGURABLE SETTINGS
Function		Label	Position
	Monitor type select color	JP2	Unidentified
	Monitor type select monochrome	JP2	Unidentified
»	Factory configured - do not alter	JP3	Unidentified
»	Factory configured - do not alter	JP4	Unidentified
	NPU synchronous with CPU	JP11	Pins 2 & 3 closed
	NPU asynchronous with CPU	JP11	Pins 1 & 2 closed

DRAM CONFIGURATION
Size	Bank 0	P 0	Bank 1	P 1	Bank 2	Bank 3
512KB (A)	(4) 44256	(2) 41256	None	None	None	None
512KB (B)	None	None	None	None	(2) 256K x 9	None
512KB (C)	(4) 44256	(2) 41256	None	None	None	None
1MB (A)	(4) 44256	(2) 41256	(4) 44256	(2) 41256	None	None
1MB (B)	None	None	None	None	(2) 256K x 9	(2) 256K x 9
1MB (C)	(4) 44256	(2) 41256	(4) 44256	(2) 41256	None	None
1.5MB	(4) 44256	(2) 41256	(4) 44256	(2) 41256	(2) 256K x 9	None
2MB (A)	None	None	None	None	(2) 1M x 9	None
2MB (B)	(4) 44256	(2) 41256	(4) 44256	(2) 41256	(2) 256K x 9	(2) 256K x 9
3MB	(4) 44256	(2) 41256	(4) 44256	(2) 41256	(2) 1M x 9	None
4MB	None	None	None	None	(2) 1M x 9	(2) 1M x 9
5MB	(4) 44256	(2) 41256	(4) 44256	(2) 41256	(2) 1M x 9	(2) 1M x 9
8MB	None	None	None	None	(2) 4M x 9	None
16MB	None	None	None	None	(2) 4M x 9	(2) 4M x 9

DRAM JUMPER CONFIGURATION
Size	JP12	JP13
512KB (A)	Pins 1 & 2 closed	Pins 1 & 2 closed
512KB (B)	Pins 1 & 2 closed	Pins 1 & 2 closed
512KB (C)	Pins 2 & 3 closed	Pins 2 & 3 closed
1MB (A)	Pins 1 & 2 closed	Pins 1 & 2 closed
1MB (B)	Pins 1 & 2 closed	Pins 1 & 2 closed
1MB (C)	Pins 2 & 3 closed	Pins 2 & 3 closed
1.5MB	Pins 2 & 3 closed	Pins 2 & 3 closed
2MB (A)	Pins 1 & 2 closed	Pins 1 & 2 closed
2MB (B)	Pins 2 & 3 closed	Pins 2 & 3 closed
3MB	Pins 2 & 3 closed	Pins 2 & 3 closed
4MB	Pins 1 & 2 closed	Pins 1 & 2 closed
5MB	Pins 2 & 3 closed	Pins 2 & 3 closed
8MB	Pins 1 & 2 closed	Pins 1 & 2 closed
16MB	Pins 1 & 2 closed	Pins 1 & 2 closed