SERIES 50 SUPER VOYAGER Motherboard Settings and Configuration

AMERICAN MEGATRENDS, INC.

SERIES 50 SUPER VOYAGER

Processor
80486SX/80486DX/ODP486SX/80486DX2
Processor Speed
20/25/33/50/50(internal)/66(internal)MHz
Chip Set
AMI
Max. Onboard DRAM
32MB
Cache
64/256KB
BIOS
AMI
Dimensions
330mm x 218mm
I/O Options
Floppy drive interface, IDE interface,parallel port, serial ports (2)
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
External battery
J1
Serial port 1
P1
Speaker
J15
Serial port 2
P4
Turbo LED
J16
Parallel port
P5
Power LED & keylock
J18
Floppy drive interface
P6
Turbo switch
J21
IDE interface
P7
Reset switch
J22

USER CONFIGURABLE SETTINGS
Function
Jumper/Switch
Position
»
CPU select type 80486DX or 80486DX2
J12
1 & 2,3 & 4 closed

CPU select type 80486SX
J12
pins 2 & 3 closed
»
Serial port 1 interrupt select IRQ3
J13
pins 1 & 2 closed

Serial port 1 interrupt select IRQ4
J13
pins 2 & 3 closed
»
Serial port 2 interrupt select IRQ3
J14
pins 2 & 3 closed

Serial port 2 interrupt select IRQ4
J14
pins 1 & 2 closed
»
Power good signal detect from power supply
J23
pins 2 & 3 closed

Power good signal detect from board
J23
pins 1 & 2 closed
»
Parallel port select interrupt IRQ7
J24
pins 2 & 3 closed

Parallel port select interrupt IRQ5
J24
pins 1 & 2 closed
»
CMOS memory normal operation
J33
pins 1 & 2 closed

CMOS memory clear
J33
pins 2 & 3 closed
»
Monitor type select monochrome
SW2/1
Off

Monitor type select color
SW2/1
On
»
Manufacturing diagnostics
SW2/2
Off
Note:SW2/switch 2 is factory configured - do not alter

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
8MB
(4) 1M x 9
(4) 1M x 9
16MB
(4) 4M x 9
NONE
32MB
(4) 4M x 9
(4) 4M x 9

CACHE CONFIGURATION
Size
Bank 0
TAG
64KB
(8) 8K x 8
(3) 16K x 4
256KB
(8) 32 K x 8
(3) 16K x 4

CACHE SWITCH CONFIGURATION
Size
SW1/1
SW1/2
SW1/3
SW1/4
64KB
Off
Off
Off
Off
256KB
On
On
On
On

CPU SPEED CONFIGURATION
Size
J17
20MHz
pins 2 & 3 closed
25MHz
pins 1 & 2 closed
33MHz
pins 1 & 2 closed
50iMHz
pins 1 & 2 closed
50MHz
pins 1 & 2 closed
66iMHz
pins 1 & 2 closed

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SERIES 50 SUPER VOYAGER Motherboard Settings and Configuration

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Processor	80486SX/80486DX/ODP486SX/80486DX2
Processor Speed	20/25/33/50/50(internal)/66(internal)MHz
Chip Set	AMI
Max. Onboard DRAM	32MB
Cache	64/256KB
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	Floppy drive interface, IDE interface,parallel port, serial ports (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J1	Serial port 1	P1
Speaker	J15	Serial port 2	P4
Turbo LED	J16	Parallel port	P5
Power LED & keylock	J18	Floppy drive interface	P6
Turbo switch	J21	IDE interface	P7
Reset switch	J22

USER CONFIGURABLE SETTINGS
Function		Jumper/Switch	Position
»	CPU select type 80486DX or 80486DX2	J12	1 & 2,3 & 4 closed
	CPU select type 80486SX	J12	pins 2 & 3 closed
»	Serial port 1 interrupt select IRQ3	J13	pins 1 & 2 closed
	Serial port 1 interrupt select IRQ4	J13	pins 2 & 3 closed
»	Serial port 2 interrupt select IRQ3	J14	pins 2 & 3 closed
	Serial port 2 interrupt select IRQ4	J14	pins 1 & 2 closed
»	Power good signal detect from power supply	J23	pins 2 & 3 closed
	Power good signal detect from board	J23	pins 1 & 2 closed
»	Parallel port select interrupt IRQ7	J24	pins 2 & 3 closed
	Parallel port select interrupt IRQ5	J24	pins 1 & 2 closed
»	CMOS memory normal operation	J33	pins 1 & 2 closed
	CMOS memory clear	J33	pins 2 & 3 closed
»	Monitor type select monochrome	SW2/1	Off
	Monitor type select color	SW2/1	On
»	Manufacturing diagnostics	SW2/2	Off
Note:SW2/switch 2 is factory configured - do not alter

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
8MB	(4) 1M x 9	(4) 1M x 9
16MB	(4) 4M x 9	NONE
32MB	(4) 4M x 9	(4) 4M x 9

CACHE CONFIGURATION
Size	Bank 0	TAG
64KB	(8) 8K x 8	(3) 16K x 4
256KB	(8) 32 K x 8	(3) 16K x 4

CACHE SWITCH CONFIGURATION
Size	SW1/1	SW1/2	SW1/3	SW1/4
64KB	Off	Off	Off	Off
256KB	On	On	On	On

CPU SPEED CONFIGURATION
Size	J17
20MHz	pins 2 & 3 closed
25MHz	pins 1 & 2 closed
33MHz	pins 1 & 2 closed
50iMHz	pins 1 & 2 closed
50MHz	pins 1 & 2 closed
66iMHz	pins 1 & 2 closed