PENTIUM 90MHZ Motherboard Settings and Configuration

Processor	Pentium
Processor Speed	90MHz
Chip Set	Unidentified
Max. Onboard DRAM	72MB
Cache	256KB
BIOS	Unidentified
Dimensions	330mm x 218mm
I/O Options	Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
VESA feature connector	J1L1	Reset switch	J6A2
VGA port	J1N1	IDE interface LED	J7A1
Parallel port	J3N1	PS/2 mouse port	J7N1
Chassis fan power	J4A1	Serial port 1	J8J1
Chassis fan power	J4A2	Floppy drive interface	J9H1
3v power connector	J5L1	ISA IDE interface	J9H2
Serial port 2	J5N1	PCI IDE interface	J9G1
Speaker	J6A1	Riser Card	SL1

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Recovery mode disabled	J1H1	pins 2 & 3 closed
	Recovery mode enabled	J1H1	pins 1 & 2 closed
»	BIOS setup entry enabled	J1H2	pins 1 & 2 closed
	BIOS setup entry disabled	J1H2	pins 2 & 3 closed
»	Setup entry enabled	J1H3	pins 1 & 2 closed
	Setup entry disabled	J1H3	pins 2 & 3 closed
»	Password disabled	J1H4	pins 2 & 3 closed
	Password enabled	J1H4	pins 1 & 2 closed
»	Monitor type select color	J1H5	pins 2 & 3 closed
	Monitor type select monochrome	J1H5	pins 1 & 2 closed
»	CMOS memory normal operation	J1H6	pins 1 & 2 closed
	CMOS memory clear	J1H6	pins 2 & 3 closed
»	Factory configured - do not alter	J5A2	N/A
»	Factory configured - do not alter	J6A3	N/A
»	CPU voltage select 3.3v	J9N1	pins 1 & 2 closed
	CPU voltage select 5.0v	J9N1	pins 2 & 3 closed
Note: The location of jumpers J5A2 & J6A3 are unidentified.

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2
8MB	8MB	NONE	NONE
10MB	8MB	(1) 256K x 36	(1) 256K x 36
12MB	8MB	(1) 512K x 36	(1) 512K x 36
16MB	8MB	(1) 1M x 36	(1) 1M x 36
24MB	8MB	(1) 2M x 36	(1) 2M x 36
40MB	8MB	(1) 4M x 36	(1) 4M x 36
72MB	8MB	(1) 8M x 36	(1) 8M x 36
Note: Bank 0 is factory installed and is not configurable.

CACHE CONFIGURATION

Note: This board has 256KB of cache factory installed. The location is unidentified.

CPU SPEED CONFIGURATION
Speed	J1J1	J1J2
90MHz	pins 2 & 3 closed	pins 2 & 3 closed

VIDEO MEMORY CONFIGURATION
Size	Bank 0	Bank 1
1MB	NONE	NONE
2MB	(1) 256K x 16	(1) 256K x 16
Note: This board has 1MB of VRAM factory installed. The location is unidentified.