POWERBOARD 50/50Z Motherboard Settings and Configuration

Processor	80486SX2/80486DX2/80486DX4
Processor Speed	25/33/50(internal)/66(internal)/100(internal)MHz
Chip Set	C & T
Max. Onboard DRAM	64MB
Cache	None
BIOS	Reply
Dimensions	254mm x 220mm
I/O Options	Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial port, VGA port
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
IDE interface	CN1	Power supply connector	CN8
Floppy drive interface	CN2	Speaker	J3
Hard drive power	CN3	VGA port	J4
Hard drive power	CN4	Serial port	J6
IDE interface	CN5	Parallel port	J8
Chassis fan power	CN7	PS/2 mouse port	J15

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	CMOS memory normal operation	J1	N/A
	CMOS memory clear	J1	N/A
Note: The CMOS configuration is cleared by switching the jumper from one position to the other. If jumper is on pins 2 & 3, to clear CMOS, switch to pins 1 & 2 closed. If jumper is on pins 1 & 2, to clear CMOS, switch to pins 2 & 3 closed.

DRAM CONFIGURATION
Size	Bank 0	Bank 1
8MB	(2) 1M x 36	NONE
16MB	(2) 1M x 36	(2) 1M x 36
16MB	(2) 2M x 36	NONE
24MB	(2) 1M x 36	(2) 2M x 36
24MB	(2) 2M x 36	(2) 1M x 36
32MB	(2) 2M x 36	(2) 2M x 36
32MB	(2) 4M x 36	NONE
40MB	(2) 1M x 36	(2) 4M x 36
40MB	(2) 4M x 36	(2) 1M x 36
48MB	(2) 2M x 36	(2) 4M x 36
48MB	(2) 4M x 36	(2) 2M x 36
64MB	(2) 4M x 36	(2) 4M x 36
64MB	(2) 8M x 36	NONE

CPU SPEED CONFIGURATION
Speed	JP1
25MHz	Closed
33MHz	Open
50iMHz	Closed
66iMHz	Open
100iMHz	Open

VIDEO MEMORY CONFIGURATION
Size	Bank 0	Bank 1
1MB	(2) 411000	NONE
2MB	(2) 411000	(2) 411000
Note: Bank 0 is factory installed and the location is unidentfied.