PAT48AN Motherboard Settings and Configuration

Processor	CX486M6/80486SX/80487SX/CX486M7/80486DX/80486DX2/ Pentium Overdrive
Processor Speed	25/33/40/50(internal)/50/66(internal)/MHz
Chip Set	ALI
Max. Onboard DRAM	128MB
Cache	64/128/256KB
BIOS	Unidentified
Dimensions	254mm x 218mm
I/O Options	32-bit VESA local bus slots (3)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J2	Reset switch	J8 pins 9 & 19
IDE interface LED	J7	IDE interface LED	J8 pins 10 & 20
Speaker	J8 pins 1 - 4	Power LED & keylock	J8 pins 11 - 15
Turbo switch	J8 pins 7 & 17	32-bit VESA local bus slots	SL1 - SL3
Turbo LED	J8 pins 8 & 18

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Monitor type select color	J3	Closed
	Monitor type select monochrome	J3	Open
»	Factory configured - do not alter	J4	N/A
»	Factory configured - do not alter	J5	N/A
»	Battery type select internal	JP2	pins 1 & 2 closed
	Battery type select external	JP2	pins 1 & 2 closed
	CMOS memory clear	JP2	pins 2 & 3 closed

DRAM CONFIGURATION 1
Size	Bank 0	Bank 1	Bank 2
4MB	(1) 1M x 36	NONE	NONE
8MB	(1) 1M x 36	(1) 1M x 36	NONE
12MB	(1) 1M x 36	(1) 1M x 36	(4) 1M x 9
16MB	(1) 4M x 36	NONE	NONE
20MB	(1) 1M x 36	(1) 4M x 36	NONE
24MB	(1) 1M x 36	(1) 1M x 36	(4) 4M x 9
24MB	(1) 1M x 36	(1) 4M x 36	(4) 1M x 9
32MB	(1) 4M x 36	(1) 4M x 36	NONE
36MB	(1) 1M x 36	(1) 4M x 36	(4) 4M x 9
36MB	(1) 4M x 36	(1) 4M x 36	(4) 1M x 9
48MB	(1) 4M x 36	(1) 4M x 36	(4) 4M x 9
64MB	(1) 16M x 36	NONE	NONE
72MB	(1) 1M x 36	(1) 1M x 36	(4) 16M x 9
80MB	(1) 4M x 36	(1) 16M x 36	NONE
84MB	(1) 1M x 36	(1) 4M x 36	(4) 16M x 9
84MB	(1) 4M x 36	(1) 16M x 36	(4) 1M x 9
96MB	(1) 4M x 36	(1) 4M x 36	(4) 16M x 9
96MB	(1) 4M x 36	(1) 16M x 36	(4) 4M x 9
128MB	(1) 16M x 36	(1) 16M x 36	NONE

DRAM CONFIGURATION 2
Size	Bank 0	Bank 1	Bank 2
4MB	NONE	NONE	(4) 1M x 9
8MB	(1) 1M x 36	NONE	(4) 1M x 9
12MB	(1) 1M x 36	(1) 1M x 36	(4) 1M x 9
16MB	NONE	NONE	(4) 4M x 9
20MB	(1) 4M x 36	NONE	(4) 1M x 9
24MB	(1) 1M x 36	(1) 4M x 36	(4) 1M x 9
24MB	(1) 4M x 36	(1) 1M x 36	(4) 1M x 9
24MB	(1) 1M x 36	(1) 1M x 36	(4) 4M x 9
32MB	(1) 4M x 36	NONE	(4) 4M x 9
36MB	(1) 4M x 36	(1) 4M x 36	(4) 1M x 9
36MB	(1) 4M x 36	(1) 1M x 36	(4) 4M x 9

DRAM CONFIGURATION 2 (CON’T)
Size	Bank 0	Bank 1	Bank 2
48MB	(1) 4M x 36	(1) 4M x 36	(4) 4M x 9
64MB	NONE	NONE	(4) 16M x 9
72MB	(1) 1M x 36	(1) 16M x 36	(4) 1M x 9
80MB	(1) 16M x 36	NONE	(4) 4M x 9
84MB	(1) 4M x 36	(1) 16M x 36	(4) 1M x 9
84MB	(1) 16M x 36	(1) 1M x 36	(4) 4M x 9
96MB	(1) 4M x 36	(1) 16M x 36	(4) 4M x 9
96MB	(1) 16M x 36	(1) 4M x 36	(4) 4M x 9
128MB	(1) 16M x 36	NONE	(4) 16M x 9

DRAM CONFIGURATION 3
Size	Bank 0	Bank 2
12MB	(1) 2M x 36	(4) 1M x 9
24MB	(1) 2M x 36	(4) 4M x 9
36MB	(1) 8M x 36	(4) 1M x 9
48MB	(1) 8M x 36	(4) 4M x 9
72MB	(1) 2M x 36	(4) 16M x 9
96MB	(1) 8M x 36	(4) 16M x 9
128MB	(1) 32M x 36	NONE

DRAM JUMPER CONFIGURATION
Configuration	RNA	RNB	RNC
1	Installed	Not installed	Not installed
2	Not installed	Installed	Not installed
3	Not installed	Not installed	Installed

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG
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 RESISTOR CONFIGURATION
Size	RN64	RN128	RN256
64KB	Installed	Not installed	Not installed
128KB	Not installed	Installed	Not installed
256KB	Not installed	Not installed	Installed

CPU TYPE CONFIGURATION
Type	JP6	JP7	JP8	JP12
CX486M6	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed	Open
CXM6 module	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	pins 2 & 3 closed
80486SX	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	Open
80487SX	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed
CX486M7	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	pins 2 & 3 closed
80486DX	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	pins 2 & 3 closed
80486DX2	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	pins 2 & 3 closed
Pentium Overdrive	pins 1 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed	pins 1 & 2 closed

CPU TYPE CONFIGURATION (CON’T)
Type	JP13	JP14	JP15	JP16
CX486M6	pins 1 & 2 closed	pins 1 & 2 closed	Open	Open
CXM6 module	pins 1 & 2 closed	pins 1 & 2 closed	Closed	Closed
80486SX	pins 1 & 2 closed	pins 1 & 2 closed	Closed	Closed
80487SX	pins 1 & 2 closed	pins 1 & 2 closed	Closed	Closed
CX486M7	pins 1 & 2 closed	pins 1 & 2 closed	Closed	Closed
80486DX	pins 1 & 2 closed	pins 1 & 2 closed	Closed	Closed
80486DX2	pins 1 & 2 closed	pins 1 & 2 closed	Closed	Closed
Pentium Overdrive	pins 2 & 3 closed	pins 2 & 3 closed	Closed	Closed

CPU TYPE CONFIGURATION (CON’T)
Type	JP17	JP18	JP19	JP26	JP27
CX486M6	2 & 3	1 & 2	Closed	1 & 2	Open
CXM6 module	Open	2 & 3	Open	2 & 3	Closed
80486SX	Open	1 & 2	Open	1 & 2	Open
80487SX	Open	2 & 3	Open	1 & 2	Open
CX486M7	Open	2 & 3	Open	1 & 2	Open
80486DX	Open	2 & 3	Open	1 & 2	Open
80486DX2	Open	2 & 3	Open	1 & 2	Open
Pentium Overdrive	1 & 2	2 & 3	Open	1 & 2	Open
Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION
Speed	JP20	JP24
25MHz	pins 1 & 2, 5 & 6, 7 & 8 closed	pins 1 & 2 closed
33MHz	pins 1 & 2, 3 & 4, 7 & 8 closed	pins 1 & 2 closed
40MHz	pins 3 & 4, 5 & 6, 7 & 8 closed	pins 2 & 3 closed
50iMHz	pins 1 & 2, 5 & 6, 7 & 8 closed	pins 1 & 2 closed
50MHz	pins 1 & 2, 5 & 6, 7 & 8 closed	pins 2 & 3 closed
66iMHz	pins 1 & 2, 3 & 4, 7 & 8 closed	pins 1 & 2 closed

CPU FREQUENCY CONFIGURATION
Frequency	JP9	JP21	JP22
Single	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed
Dual	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed

VESA WAIT STATE CONFIGURATION
Wait states	JP23
0 wait states	pins 1 & 2 closed
1 wait state	pins 2 & 3 closed

VL-BUS MASTER AND DRAM BANK CONFIGURATION
VL-bus master	DRAM banks	JP10	JP11
1	4	pins 2 & 3 closed	pins 1 & 2 closed
2	2	pins 2 & 3 closed	pins 1 & 2 closed