T386-25/HS Motherboard Settings and Configuration

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T386-25/HS

Processor
80386DX
Processor Speed
25MHz
Chip Set
ACT
Max. Onboard DRAM
16MB
Cache
None
BIOS
AMI
Dimensions
270mm x 220mm
I/O Options
None
NPU Options
80387/3167

CONNECTIONS
Purpose
Location
Purpose
Location
Turbo LED
JP3
Reset switch
JP14
Power LED & keylock
JP10
Speaker
JP19
External battery
JP11
Turbo switch
JP20

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Monitor type select CGA
JP6
pins 2 & 3 closed

Monitor type select EGA/VGA/monochrome
JP6
pins 1 & 2 closed
»
Battery select internal
JP12
pins 2 & 3 closed

Battery select external
JP12
pins 1 & 2 closed
»
Power good signal detect from power supply
JP13
pins 1 & 2 closed

Power good signal detect from CPU
JP13
pins 2 & 3 closed
»
DRAM select fast refresh
JP15
pins 2 & 3 closed

DRAM select normal refresh
JP15
pins 1 & 2 closed
»
Parity check enabled
JP16
pins 2 & 3 closed

Parity check disabled
JP16
pins 1 & 2 closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
1MB
(1) 256K x 36
NONE
NONE
NONE
1MB
NONE
NONE
(4) 256K x 9
NONE
2MB
(1) 256K x 36
(1) 256K x 36
NONE
NONE
2MB
NONE
NONE
(4) 256K x 9
(4) 256K x 9
3MB
(1) 256K x 36
(1) 256K x 36
(4) 256K x 9
NONE
4MB
(1) 256K x 36
(1) 256K x 36
(4) 256K x 9
(4) 256K x 9
6MB
(1) 256K x 36
(1) 256K x 36
(4) 1M x 9
NONE
10MB
(1) 256K x 36
(1) 256K x 36
(4) 1M x 9
(4) 1M x 9
16MB
NONE
NONE
(4) 4M x 9
NONE

DRAM JUMPER CONFIGURATION
Size
JP17
JP18
JP21
JP30
JP33
1MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
1MB
2 & 3
2 & 3
1 & 2
1 & 2
1 & 2
2MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2MB
2 & 3
2 & 3
1 & 2
1 & 2
1 & 2
3MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
4MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
6MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
10MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
16MB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
Note:Pins designated should be in the closed position.

DRAM SWITCH CONFIGURATION
Size
SW1/3
SW1/4
SW1/5
SW1/6
SW1/7
SW1/8
1MB
Off
Off
Off
Off
Off
Off
1MB
Off
Off
Off
Off
Off
Off
2MB
Off
Off
On
Off
Off
On
2MB
Off
Off
On
Off
Off
On
3MB
Off
Off
On
Off
On
Off
4MB
On
On
On
Off
On
On
6MB
Off
Off
On
On
On
Off
10MB
Off
On
On
On
On
On
16MB
Off
Off
Off
On
Off
Off

DRAM WAIT STATE CONFIGURATION
Size
SW1/1
SW1/2
Refresh select 1 per wait state
Off
Off
Refresh select 2 per wait state
Off
On
Refresh select 4 per wait state
On
Off
Refresh select 8 per wait state
On
On

NPU CONFIGURATION
Type
JP2
JP4
80387
pins 1 & 2 closed
pins 2 & 3 closed
3167
pins 2 & 3 closed
pins 2 & 3 closed
Disabled
pins 1 & 2 closed
pins 1 & 2 closed

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T386-25/HS Motherboard Settings and Configuration

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Processor	80386DX
Processor Speed	25MHz
Chip Set	ACT
Max. Onboard DRAM	16MB
Cache	None
BIOS	AMI
Dimensions	270mm x 220mm
I/O Options	None
NPU Options	80387/3167

CONNECTIONS
Purpose	Location	Purpose	Location
Turbo LED	JP3	Reset switch	JP14
Power LED & keylock	JP10	Speaker	JP19
External battery	JP11	Turbo switch	JP20

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select CGA	JP6	pins 2 & 3 closed
	Monitor type select EGA/VGA/monochrome	JP6	pins 1 & 2 closed
»	Battery select internal	JP12	pins 2 & 3 closed
	Battery select external	JP12	pins 1 & 2 closed
»	Power good signal detect from power supply	JP13	pins 1 & 2 closed
	Power good signal detect from CPU	JP13	pins 2 & 3 closed
»	DRAM select fast refresh	JP15	pins 2 & 3 closed
	DRAM select normal refresh	JP15	pins 1 & 2 closed
»	Parity check enabled	JP16	pins 2 & 3 closed
	Parity check disabled	JP16	pins 1 & 2 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
1MB	(1) 256K x 36	NONE	NONE	NONE
1MB	NONE	NONE	(4) 256K x 9	NONE
2MB	(1) 256K x 36	(1) 256K x 36	NONE	NONE
2MB	NONE	NONE	(4) 256K x 9	(4) 256K x 9
3MB	(1) 256K x 36	(1) 256K x 36	(4) 256K x 9	NONE
4MB	(1) 256K x 36	(1) 256K x 36	(4) 256K x 9	(4) 256K x 9
6MB	(1) 256K x 36	(1) 256K x 36	(4) 1M x 9	NONE
10MB	(1) 256K x 36	(1) 256K x 36	(4) 1M x 9	(4) 1M x 9
16MB	NONE	NONE	(4) 4M x 9	NONE

DRAM JUMPER CONFIGURATION
Size	JP17	JP18	JP21	JP30	JP33
1MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
1MB	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
2MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
2MB	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
3MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
4MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
6MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
10MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
16MB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
Note:Pins designated should be in the closed position.

DRAM SWITCH CONFIGURATION
Size	SW1/3	SW1/4	SW1/5	SW1/6	SW1/7	SW1/8
1MB	Off	Off	Off	Off	Off	Off
1MB	Off	Off	Off	Off	Off	Off
2MB	Off	Off	On	Off	Off	On
2MB	Off	Off	On	Off	Off	On
3MB	Off	Off	On	Off	On	Off
4MB	On	On	On	Off	On	On
6MB	Off	Off	On	On	On	Off
10MB	Off	On	On	On	On	On
16MB	Off	Off	Off	On	Off	Off

DRAM WAIT STATE CONFIGURATION
Size	SW1/1	SW1/2
Refresh select 1 per wait state	Off	Off
Refresh select 2 per wait state	Off	On
Refresh select 4 per wait state	On	Off
Refresh select 8 per wait state	On	On

NPU CONFIGURATION
Type	JP2	JP4
80387	pins 1 & 2 closed	pins 2 & 3 closed
3167	pins 2 & 3 closed	pins 2 & 3 closed
Disabled	pins 1 & 2 closed	pins 1 & 2 closed