BEK-V419 Motherboard Settings and Configuration

BEK-TRONIK TECHNOLOGY, INC.

BEK-V419

Processor
80486SX/80487SX/80486DX/80486DX2/Pentium Overdrive
Processor Speed
25/33/40/50(internal)/50/66(internal)MHz
Chip Set
UMC
Max. Onboard DRAM
64MB
Cache
32/64/128/256KB
BIOS
AMI/Award
Dimensions
330mm x 218mm
I/O Options
32-bit VESA local bus slots (3)
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
External battery
J1
Speaker
J5
Reset switch
J2
Power LED & keylock
J6
Turbo switch
J3
32-bit VESA local bus slots
SL1 - SL3
Turbo LED
J4

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Battery type select internal
JP1
Closed

Battery type select external
JP1
Open
»
VESA card type select any card installed
JP3
pins 1 & 2 closed

VESA card type select Weitek 9000 only
JP3
pins 2 & 3 closed
»
ADS delay select no delays
JP6
pins 1 & 2 closed

ADS delay select 1 delay for 50MHz
JP6
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) 1M x 9
(4) 256K x 9
8MB
(4) 1M x 9
(4) 1M x 9
16MB
(4) 1M x 9
(4) 1M x 9
20MB
(4) 4M x 9
(4) 1M x 9
32MB
(4) 4M x 9
(4) 4M x 9
64MB
(4) 16M x 9
NONE

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

CACHE JUMPER CONFIGURATION
Size
JP13
JP14
JP15
JP16
JP17
32KB
Open
2 & 3
Open
Open
Open
64KB
Open
1 & 2
Open
Closed
Open
128KB
2 & 3
2 & 3
Open
Closed
Closed
256KB
1 & 2
1 & 2
Closed
Closed
Closed
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type
JP18
JP19
80486SX
pins 2 & 3 closed
Open
80487SX
pins 1 & 2, 3 & 4 closed
pins 2 & 3 closed
80486DX
pins 1 & 2, 3 & 4 closed
pins 1 & 2 closed
80486DX2
pins 1 & 2, 3 & 4 closed
pins 1 & 2 closed
Pentium Overdrive
pins 1 & 2, 3 & 4 closed
pins 1 & 2 closed

CPU SPEED CONFIGURATION
Speed
JP9
JP10
JP11
25MHz
Open
Open
Closed
33MHz
Closed
Open
Closed
40MHz
Open
Closed
Closed
50iMHz
Open
Open
Closed
50MHz
Closed
Open
Open
66iMHz
Closed
Open
Closed

VESA WAIT STATE CONFIGURATION
Wait states
JP20
0 wait states
Open
1 wait state
Closed

BUS SPEED CONFIGURATION
CPU speed
JP12
<= 33MHz
Open
> 33MHz
Closed

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BEK-V419 Motherboard Settings and Configuration

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Processor	80486SX/80487SX/80486DX/80486DX2/Pentium Overdrive
Processor Speed	25/33/40/50(internal)/50/66(internal)MHz
Chip Set	UMC
Max. Onboard DRAM	64MB
Cache	32/64/128/256KB
BIOS	AMI/Award
Dimensions	330mm x 218mm
I/O Options	32-bit VESA local bus slots (3)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J1	Speaker	J5
Reset switch	J2	Power LED & keylock	J6
Turbo switch	J3	32-bit VESA local bus slots	SL1 - SL3
Turbo LED	J4

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Battery type select internal	JP1	Closed
	Battery type select external	JP1	Open
»	VESA card type select any card installed	JP3	pins 1 & 2 closed
	VESA card type select Weitek 9000 only	JP3	pins 2 & 3 closed
»	ADS delay select no delays	JP6	pins 1 & 2 closed
	ADS delay select 1 delay for 50MHz	JP6	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) 1M x 9	(4) 256K x 9
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 1M x 9	(4) 1M x 9
20MB	(4) 4M x 9	(4) 1M x 9
32MB	(4) 4M x 9	(4) 4M x 9
64MB	(4) 16M x 9	NONE

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

CACHE JUMPER CONFIGURATION
Size	JP13	JP14	JP15	JP16	JP17
32KB	Open	2 & 3	Open	Open	Open
64KB	Open	1 & 2	Open	Closed	Open
128KB	2 & 3	2 & 3	Open	Closed	Closed
256KB	1 & 2	1 & 2	Closed	Closed	Closed
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type	JP18	JP19
80486SX	pins 2 & 3 closed	Open
80487SX	pins 1 & 2, 3 & 4 closed	pins 2 & 3 closed
80486DX	pins 1 & 2, 3 & 4 closed	pins 1 & 2 closed
80486DX2	pins 1 & 2, 3 & 4 closed	pins 1 & 2 closed
Pentium Overdrive	pins 1 & 2, 3 & 4 closed	pins 1 & 2 closed

CPU SPEED CONFIGURATION
Speed	JP9	JP10	JP11
25MHz	Open	Open	Closed
33MHz	Closed	Open	Closed
40MHz	Open	Closed	Closed
50iMHz	Open	Open	Closed
50MHz	Closed	Open	Open
66iMHz	Closed	Open	Closed

VESA WAIT STATE CONFIGURATION
Wait states	JP20
0 wait states	Open
1 wait state	Closed

BUS SPEED CONFIGURATION
CPU speed	JP12
<= 33MHz	Open
> 33MHz	Closed