ECA 34M50HL Motherboard Settings and Configuration

EFA CORPORATION

ECA 34M50HL

Processor
80386DX/80486DX/80486DX2
Processor Speed
16/20/25/33/40/50(internal)/50/66(internal)MHz
Chip Set
UMC
Max. Onboard DRAM
32MB
Cache
64/128/256KB
BIOS
AMI
Dimensions
254mm x 218mm
I/O Options
32-bit VESA local bus slot
NPU Options
80387

CONNECTIONS
Purpose
Location
Purpose
Location
External battery
J1
Power LED & keylock
J10
Speaker
J7
Turbo switch
J11
Turbo LED
J8
32-bit VESA local bus slot
S1
Reset switch
J9

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
BIOS type select 27256/27512
J2
pins 2 & 3 closed

BIOS type select 271024
J2
pins 1 & 2 closed
»
Battery type select internal
W1
Closed

Battery type select external
W1
Open
»
Normal operation
W2
Open

Self test
W2
Closed
»
Monitor type select monochrome
W3
Closed

Monitor type select color
W3
Open
»
CMOS memory normal operations
W12
pins 1 & 2 closed

CMOS memory clear
W12
pins 2 & 3 closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
1MB
(4) 256K x 9
NONE
2MB
(4) 256K x 9
(4) 256K x 9
4MB
(4) 1M x 9
NONE
5MB
(4) 256K x 9
(4) 1M x 9
8MB
(4) 1M x 9
(4) 1M x 9
16MB
(4) 4M x 9
NONE
20MB
(4) 1M x 9
(4) 4M x 9
32MB
(4) 4M x 9
(4) 4M x 9

CACHE CONFIGURATION
Size
Bank 0
Bank 1
TAG (U19 & U36)
64KB
(4) 8K x 8
(4) 8K x 8
(2) 8K x 8
128KB
(4) 32K x 8
NONE
(2) 32K x 8
256KB
(4) 32K x 8
(4) 32K x 8
(2) 32K x 8

CACHE JUMPER CONFIGURATION
Size
W4
W5
W6
W7
W8
W9
W10
W11
64KB
1 & 2
Open
1 & 2
1 & 2
Open
Open
Open
Open
128KB
2 & 3
1 & 2
2 & 3
1 & 2
Closed
Open
Closed
Open
256KB
1 & 2
2 & 3
2 & 3
2 & 3
Closed
Closed
Closed
Closed
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type
J6
J13
SW2/1
SW2/2
SW2/3
SW2/4
80386DX
2 & 3
1 & 2
On
On
On
On
80486SX-20
1 & 2
1 & 2
Off
Off
Off
Off
80486SX-25
1 & 2
1 & 2
Off
Off
Off
Off
80487SX
1 & 2
1 & 2
Off
Off
Off
Off
80486DX
1 & 2
2 & 3
Off
Off
Off
Off
80486DX2
1 & 2
2 & 3
Off
Off
Off
Off
Note:Pins designated should be in the closed position

CPU TYPE CONFIGURATION (CON’T)
Type
SW2/5
SW2/6
SW2/7
SW3/1
SW3/2
SW3/3
SW3/4
80386DX
On
On
On
On
On
Off
Off
80486SX-20
Off
Off
Off
Off
Off
On
On
80486SX-25
Off
Off
Off
Off
Off
On
Off
80487SX
Off
Off
Off
On
On
Off
Off
80486DX
Off
Off
Off
On
On
Off
Off
80486DX2
Off
Off
Off
On
On
Off
Off
Note:Pins designated should be in the closed position

CPU TYPE & SPEED CONFIGURATION
Type
Speed
SW1/1
SW1/2
SW1/3
SW1/4
80486DX2-66
33MHz
On
Off
On
On
80486DX2-50
25MHz
On
On
Off
On
ODP486SX-66
33MHz
On
Off
On
On
ODP486SX-50
25MHz
On
On
Off
On
80486DX-50
50MHz
Off
Off
Off
Off
80486DX-33
33MHz
Off
Off
Off
On
80486DX-25
25MHz
On
On
Off
On
80487SX-25
25MHz
On
On
Off
On
80487SX-20
40MHz
Off
Off
On
Off
80486SX-25
25MHz
On
On
Off
On
80486SX-20
40MHz
Off
Off
On
Off
80386DX-33
66MHz
Off
Off
Off
On
80386DX-20
44MHz
On
Off
Off
Off

VESA WAIT STATE CONFIGURATION
Wait state
J3
J4
J5
Auto detect
Closed
Open
Open
0
Open
Open
Open
1
Open
Closed
Open

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Processor	80386DX/80486DX/80486DX2
Processor Speed	16/20/25/33/40/50(internal)/50/66(internal)MHz
Chip Set	UMC
Max. Onboard DRAM	32MB
Cache	64/128/256KB
BIOS	AMI
Dimensions	254mm x 218mm
I/O Options	32-bit VESA local bus slot
NPU Options	80387

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J1	Power LED & keylock	J10
Speaker	J7	Turbo switch	J11
Turbo LED	J8	32-bit VESA local bus slot	S1
Reset switch	J9

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	BIOS type select 27256/27512	J2	pins 2 & 3 closed
	BIOS type select 271024	J2	pins 1 & 2 closed
»	Battery type select internal	W1	Closed
	Battery type select external	W1	Open
»	Normal operation	W2	Open
	Self test	W2	Closed
»	Monitor type select monochrome	W3	Closed
	Monitor type select color	W3	Open
»	CMOS memory normal operations	W12	pins 1 & 2 closed
	CMOS memory clear	W12	pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
1MB	(4) 256K x 9	NONE
2MB	(4) 256K x 9	(4) 256K x 9
4MB	(4) 1M x 9	NONE
5MB	(4) 256K x 9	(4) 1M x 9
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
20MB	(4) 1M x 9	(4) 4M x 9
32MB	(4) 4M x 9	(4) 4M x 9

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG (U19 & U36)
64KB	(4) 8K x 8	(4) 8K x 8	(2) 8K x 8
128KB	(4) 32K x 8	NONE	(2) 32K x 8
256KB	(4) 32K x 8	(4) 32K x 8	(2) 32K x 8

CACHE JUMPER CONFIGURATION
Size	W4	W5	W6	W7	W8	W9	W10	W11
64KB	1 & 2	Open	1 & 2	1 & 2	Open	Open	Open	Open
128KB	2 & 3	1 & 2	2 & 3	1 & 2	Closed	Open	Closed	Open
256KB	1 & 2	2 & 3	2 & 3	2 & 3	Closed	Closed	Closed	Closed
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type	J6	J13	SW2/1	SW2/2	SW2/3	SW2/4
80386DX	2 & 3	1 & 2	On	On	On	On
80486SX-20	1 & 2	1 & 2	Off	Off	Off	Off
80486SX-25	1 & 2	1 & 2	Off	Off	Off	Off
80487SX	1 & 2	1 & 2	Off	Off	Off	Off
80486DX	1 & 2	2 & 3	Off	Off	Off	Off
80486DX2	1 & 2	2 & 3	Off	Off	Off	Off
Note:Pins designated should be in the closed position

CPU TYPE CONFIGURATION (CON’T)
Type	SW2/5	SW2/6	SW2/7	SW3/1	SW3/2	SW3/3	SW3/4
80386DX	On	On	On	On	On	Off	Off
80486SX-20	Off	Off	Off	Off	Off	On	On
80486SX-25	Off	Off	Off	Off	Off	On	Off
80487SX	Off	Off	Off	On	On	Off	Off
80486DX	Off	Off	Off	On	On	Off	Off
80486DX2	Off	Off	Off	On	On	Off	Off
Note:Pins designated should be in the closed position

CPU TYPE & SPEED CONFIGURATION
Type	Speed	SW1/1	SW1/2	SW1/3	SW1/4
80486DX2-66	33MHz	On	Off	On	On
80486DX2-50	25MHz	On	On	Off	On
ODP486SX-66	33MHz	On	Off	On	On
ODP486SX-50	25MHz	On	On	Off	On
80486DX-50	50MHz	Off	Off	Off	Off
80486DX-33	33MHz	Off	Off	Off	On
80486DX-25	25MHz	On	On	Off	On
80487SX-25	25MHz	On	On	Off	On
80487SX-20	40MHz	Off	Off	On	Off
80486SX-25	25MHz	On	On	Off	On
80486SX-20	40MHz	Off	Off	On	Off
80386DX-33	66MHz	Off	Off	Off	On
80386DX-20	44MHz	On	Off	Off	Off

VESA WAIT STATE CONFIGURATION
Wait state	J3	J4	J5
Auto detect	Closed	Open	Open
0	Open	Open	Open
1	Open	Closed	Open