CACHE 386 Motherboard Settings and Configuration

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CACHE 386

Processor
80386DX
Processor Speed
25/33MHz
Chip Set
Unknown
Max. onboard DRAM
4MB (16MB external)
SRAM Cache
32/64KB
BIOS
AMI/Phoenix
Dimensions
355mm x 305mm
I/O Options
32-bit memory card
NPU Options
80387DX/3167

CONNECTIONS
Purpose
Location
Purpose
Location
Speaker
J1
Reset switch
W3
Power LED & Keylock
J2
Turbo switch
W4
External battery
J4
Turbo LED
W5
32-bit external memory card
S1

USER CONFIGURABLE SETTINGS
Function
Jumper/Switch
Position
»
Factory configured - do not alter
SW2/1
Off
»
Factory configured - do not alter
SW2/3
Off
»
Video BIOS shadowing enabled
SW2/4
On

Video BIOS shadowing disabled
SW2/4
Off
»
Factory configured - do not alter
SW2/5
Off
»
Monitor type select color
SW2/6
On

Monitor type select monochrome
SW2/6
Off
»
Cache enabled
SW2/7
On

Cache disabled
SW2/7
Off
»
Bus speed select 8.3MHz
SW2/8
Off

Bus speed select 12.5 MHz
SW2/8
On
»
Factory configured - do not alter
W1
Unknown
»
Factory configured - do not alter
W2
Unknown

CACHE CONFIGURATION
Size
Bank 0
Bank 1
32KB
(4) 8K x 8
NONE
64KB
(4) 8K x 8
(4) 8K x 8

CACHE JUMPER CONFIGURATION
Size
W4
W8
W13
Disabled
pins 2 & 3 closed
N/A
N/A
32KB
pins 1 & 2 closed
Closed
pins 1 & 2 closed
64KB
pins 1 & 2 closed
Open
pins 2 & 3 closed

DRAM CONFIGURATION
Jumper
1MB
2MB
4MB
8MB
12MB
16MB
SW1/1
On
Off
On
Off
Off
Off
SW1/2
Off
On
On
On
Off
Off
SW1/3
On
On
Off
Off
Off
Off
SW1/4
On
On
Off
Off
Off
Off
JP1
Open
Open
Open
Open
Open
Open
JP2
Open
Open
Open
Open
Closed
Closed
JP3
Open
Open
Open
Closed
Open
Closed
Bank 0
256K x 1
256K x 1
1024 x 1
1024 x 1
1024 x 1
1024 x 1
Bank 1
NONE
256K x 1
NONE
1024 x 1
1024 x 1
1024 x 1
Bank 2
NONE
NONE
NONE
NONE
(4) 1M x 9
(4) 1M x 9
Bank 3
NONE
NONE
NONE
NONE
NONE
(4) 1M x 9
Note: JP1, JP2, JP3, Bank 1, Bank 2, and Bank 3 are located on the 32-bit external memory card.

NPU CONFIGURATION
NPU
Mode
SW2/2
W7
W11
Disabled
N/A
Off
N/A
N/A
80387DX/3167
Asynchronous
On
pins 1 & 2 closed
pins 2 & 3 closed
80387DX/3167
Synchronous
On
pins 2 & 3 closed
pins 1 & 2 closed

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CACHE 386 Motherboard Settings and Configuration

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Processor	80386DX
Processor Speed	25/33MHz
Chip Set	Unknown
Max. onboard DRAM	4MB (16MB external)
SRAM Cache	32/64KB
BIOS	AMI/Phoenix
Dimensions	355mm x 305mm
I/O Options	32-bit memory card
NPU Options	80387DX/3167

CONNECTIONS
Purpose	Location	Purpose	Location
Speaker	J1	Reset switch	W3
Power LED & Keylock	J2	Turbo switch	W4
External battery	J4	Turbo LED	W5
32-bit external memory card	S1

USER CONFIGURABLE SETTINGS
Function		Jumper/Switch	Position
»	Factory configured - do not alter	SW2/1	Off
»	Factory configured - do not alter	SW2/3	Off
»	Video BIOS shadowing enabled	SW2/4	On
	Video BIOS shadowing disabled	SW2/4	Off
»	Factory configured - do not alter	SW2/5	Off
»	Monitor type select color	SW2/6	On
	Monitor type select monochrome	SW2/6	Off
»	Cache enabled	SW2/7	On
	Cache disabled	SW2/7	Off
»	Bus speed select 8.3MHz	SW2/8	Off
	Bus speed select 12.5 MHz	SW2/8	On
»	Factory configured - do not alter	W1	Unknown
»	Factory configured - do not alter	W2	Unknown

CACHE CONFIGURATION
Size	Bank 0	Bank 1
32KB	(4) 8K x 8	NONE
64KB	(4) 8K x 8	(4) 8K x 8

CACHE JUMPER CONFIGURATION
Size	W4	W8	W13
Disabled	pins 2 & 3 closed	N/A	N/A
32KB	pins 1 & 2 closed	Closed	pins 1 & 2 closed
64KB	pins 1 & 2 closed	Open	pins 2 & 3 closed

DRAM CONFIGURATION
Jumper	1MB	2MB	4MB	8MB	12MB	16MB
SW1/1	On	Off	On	Off	Off	Off
SW1/2	Off	On	On	On	Off	Off
SW1/3	On	On	Off	Off	Off	Off
SW1/4	On	On	Off	Off	Off	Off
JP1	Open	Open	Open	Open	Open	Open
JP2	Open	Open	Open	Open	Closed	Closed
JP3	Open	Open	Open	Closed	Open	Closed
Bank 0	256K x 1	256K x 1	1024 x 1	1024 x 1	1024 x 1	1024 x 1
Bank 1	NONE	256K x 1	NONE	1024 x 1	1024 x 1	1024 x 1
Bank 2	NONE	NONE	NONE	NONE	(4) 1M x 9	(4) 1M x 9
Bank 3	NONE	NONE	NONE	NONE	NONE	(4) 1M x 9
Note: JP1, JP2, JP3, Bank 1, Bank 2, and Bank 3 are located on the 32-bit external memory card.

NPU CONFIGURATION
NPU	Mode	SW2/2	W7	W11
Disabled	N/A	Off	N/A	N/A
80387DX/3167	Asynchronous	On	pins 1 & 2 closed	pins 2 & 3 closed
80387DX/3167	Synchronous	On	pins 2 & 3 closed	pins 1 & 2 closed