PM486PU-S3 PCI Motherboard Settings and Configuration

UNIDENTIFIED

PM486PU-S3 PCI

Processor
CX486SX/UMC486SX/80486SX/CX486DX/AM486DX/80486DX/CX486DX2/ AM486DX2/80486DX2/CX486DX4/AM486DX4/AM486DX4(WB)/80486DX4/ P24D/Pentium Overdrive/CXM1
Processor Speed
20/25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/ 100(internal)MHz
Chip Set
UMC
Max. Onboard DRAM
64MB
Cache
128/256/512KB
BIOS
Unidentified
Dimensions
254mm x 218mm
I/O Options
32-bit PCI slots (3), green PC connector, floppy drive interface, IDE interfaces (2), parallel port, serial ports (2)
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
External battery
CN1
Green PC connector
JP1
Serial port 2
CN2
Turbo switch
JP2
Serial port 1
CN3
Turbo LED
JP3
Parallel port
CN4
Reset switch
JP4
Floppy drive interface
CN5
Speaker
JP5
IDE interface 2
CN6
Power LED & keylock
JP6
IDE interface 1
CN7
32-bit PCI slots
PC1 - PC3
IDE interface LED
J1

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Factory configured - do not alter
J20
N/A

DRAM CONFIGURATION
Size
Bank 0
Bank 1
1MB
(1) 256K x 36
NONE
2MB
(1) 256K x 36
(1) 256K x 36
2MB
(1) 512K x 36
NONE
3MB
(1) 256K x 36
(1) 512K x 36
4MB
(1) 512K x 36
(1) 512K x 36
4MB
(1) 1M x 36
NONE
5MB
(1) 256K x 36
(1) 1M x 36
6MB
(1) 512K x 36
(1) 1M x 36
8MB
(1) 1M x 36
(1) 1M x 36
8MB
(1) 2M x 36
NONE
10MB
(1) 512K x 36
(1) 2M x 36
12MB
(1) 1M x 36
(1) 2M x 36
16MB
(1) 2M x 36
(1) 2M x 36
20MB
(1) 1M x 36
(1) 4M x 36
24MB
(1) 2M x 36
(1) 4M x 36
32MB
(1) 4M x 36
(1) 4M x 36
32MB
(1) 8M x 36
NONE
36MB
(1) 1M x 36
(1) 8M x 36
40MB
(1) 2M x 36
(1) 8M x 36
48MB
(1) 4M x 36
(1) 8M x 36
64MB
(1) 8M x 36
(1) 8M x 36

CACHE CONFIGURATION
Size
Bank 0
TAG
128KB
(4) 32K x 8
(1) 8K or (1) 32K x 8
256KB
(4) 64K x 8
(1) 32K x 8
512KB
(4) 128K x 8
(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size
J8
128KB
Open
256KB
pins 1 & 2 closed
512KB
pins 1 & 2, 3 & 4 closed

CPU TYPE CONFIGURATION
Type
J2
J3
J5
J6
J7
CX486SX
2 & 3
1 & 2
Open
1 & 2, 3 & 4
3 & 4
UMC486SX
1 & 2
2 & 3
Open
Open
1 & 2
80486SX
1 & 2
1 & 2
Open
2 & 3, 4 & 5
3 & 4
CX486DX
2 & 3
1 & 2
Open
1 & 2, 3 & 4
3 & 4
AM486DX
1 & 2
2 & 3
Open
Open
1 & 2
80486DX
1 & 2
1 & 2
Open
2 & 3, 4 & 5
3 & 4
CX486DX2
2 & 3
1 & 2
Open
1 & 2, 3 & 4
3 & 4
AM486DX2
1 & 2
2 & 3
2 & 3
Open
1 & 2
80486DX2
1 & 2
1 & 2
Open
2 & 3, 4 & 5
3 & 4
CX486DX4
2 & 3
1 & 2
Open
1 & 2, 3 & 4
3 & 4
AM486DX4
1 & 2
2 & 3
Open
Open
1 & 2
AM486DX4 (WB)
1 & 2
2 & 3
2 & 3
Open
1 & 2
80486DX4
1 & 2
1 & 2
Open
2 & 3, 4 & 5
3 & 4
P24D
1 & 2
1 & 2
Open
2 & 3, 4 & 5
3 & 4
P24T
1 & 2
1 & 2
Open
2 & 3, 4 & 5
3 & 4, 5 & 6
CXM1
1 & 2
1 & 2
Open
2 & 3, 4 & 5
3 & 4
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type
J9
J10
J12
J13
J14
CX486SX
Open
2 & 3
Open
Open
Open
UMC486SX
1 & 2, 3 & 4
3 & 4
Open
Open
Open
80486SX
Open
Open
Open
Open
Open
CX486DX
3 & 4
2 & 3
Open
Open
Open
AM486DX
1 & 2, 3 & 4
3 & 4
Open
Open
Open
80486DX
3 & 4
Open
Open
Open
Open
CX486DX2
3 & 4
2 & 3
Open
Open
Open
AM486DX2
1 & 2, 3 & 4
3 & 4
Open
Open
Open
80486DX2
3 & 4
Open
Open
Open
Open
CX486DX4
3 & 4
2 & 3
Open
Open
Open
AM486DX4
1 & 2, 3 & 4
3 & 4
Open
Open
Open
AM486DX4 (WB)
1 & 2, 3 & 4
3 & 4
Open
Open
Open
80486DX4
3 & 4
Open
Open
Open
Open
P24D
3 & 4
Open
Closed
Closed
Closed
P24T
2 & 3
1 & 2
Open
Open
Open
CXM1
3 & 4
Open
Closed
Closed
Closed
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type
J15
J16
J17
J18
J19
J21
CX486SX
Open
2 & 3
1 & 2
1 & 2
2 & 3
2 & 3
UMC486SX
Open
Open
Open
2 & 3
Open
2 & 3
80486SX
Open
1 & 2
Open
1 & 2
Open
2 & 3
CX486DX
Open
2 & 3
1 & 2
1 & 2
2 & 3
1 & 2, 3 & 4
AM486DX
Open
Open
Open
2 & 3
Open
1 & 2, 3 & 4
80486DX
Open
1 & 2
Open
1 & 2
Open
1 & 2, 3 & 4
CX486DX2
Open
2 & 3
1 & 2
1 & 2
2 & 3
1 & 2, 3 & 4
AM486DX2
Open
Open
Open
2 & 3
Open
1 & 2, 3 & 4
80486DX2
Open
1 & 2
Open
1 & 2
Open
1 & 2, 3 & 4
CX486DX4
Open
2 & 3
1 & 2
1 & 2
2 & 3
1 & 2, 3 & 4
AM486DX4
Open
Open
Open
2 & 3
Open
1 & 2, 3 & 4
AM486DX4 (WB)
Open
Open
Open
2 & 3
Open
1 & 2, 3 & 4
80486DX4
Open
1 & 2
Open
1 & 2
Open
1 & 2, 3 & 4
P24D
Open
1 & 2
Open
1 & 2
Open
1 & 2, 3 & 4
P24T
Open
1 & 2
2 & 3
1 & 2
1 & 2
1 & 2, 3 & 4
CXM1
Open
1 & 2
Open
1 & 2
Open
1 & 2, 3 & 4
Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION
Speed
J24 pins 1 & 2
J24 pins 3 & 4
J24 pins 5 & 6
20MHz
Open
Open
Open
25MHz
Open
Open
Closed
33MHz
Closed
Closed
Closed
40MHz
Open
Closed
Closed
50iMHz
Open
Open
Closed
50MHz
Closed
Open
Open
66iMHz
Closed
Closed
Closed
75iMHz
Open
Open
Closed
80iMHz
Open
Closed
Closed
100iMHz
Closed
Closed
Closed

CPU VOLTAGE CONFIGURATION
Voltage
J11
3.3v
pins 2 & 3 closed
3.45v
pins 2 & 3 closed
4v
pins 2 & 3 closed
5v
pins 1 & 2 closed

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PM486PU-S3 PCI Motherboard Settings and Configuration

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Processor	CX486SX/UMC486SX/80486SX/CX486DX/AM486DX/80486DX/CX486DX2/ AM486DX2/80486DX2/CX486DX4/AM486DX4/AM486DX4(WB)/80486DX4/ P24D/Pentium Overdrive/CXM1
Processor Speed	20/25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/ 100(internal)MHz
Chip Set	UMC
Max. Onboard DRAM	64MB
Cache	128/256/512KB
BIOS	Unidentified
Dimensions	254mm x 218mm
I/O Options	32-bit PCI slots (3), green PC connector, floppy drive interface, IDE interfaces (2), parallel port, serial ports (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	CN1	Green PC connector	JP1
Serial port 2	CN2	Turbo switch	JP2
Serial port 1	CN3	Turbo LED	JP3
Parallel port	CN4	Reset switch	JP4
Floppy drive interface	CN5	Speaker	JP5
IDE interface 2	CN6	Power LED & keylock	JP6
IDE interface 1	CN7	32-bit PCI slots	PC1 - PC3
IDE interface LED	J1

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Factory configured - do not alter	J20	N/A

DRAM CONFIGURATION
Size	Bank 0	Bank 1
1MB	(1) 256K x 36	NONE
2MB	(1) 256K x 36	(1) 256K x 36
2MB	(1) 512K x 36	NONE
3MB	(1) 256K x 36	(1) 512K x 36
4MB	(1) 512K x 36	(1) 512K x 36
4MB	(1) 1M x 36	NONE
5MB	(1) 256K x 36	(1) 1M x 36
6MB	(1) 512K x 36	(1) 1M x 36
8MB	(1) 1M x 36	(1) 1M x 36
8MB	(1) 2M x 36	NONE
10MB	(1) 512K x 36	(1) 2M x 36
12MB	(1) 1M x 36	(1) 2M x 36
16MB	(1) 2M x 36	(1) 2M x 36
20MB	(1) 1M x 36	(1) 4M x 36
24MB	(1) 2M x 36	(1) 4M x 36
32MB	(1) 4M x 36	(1) 4M x 36
32MB	(1) 8M x 36	NONE
36MB	(1) 1M x 36	(1) 8M x 36
40MB	(1) 2M x 36	(1) 8M x 36
48MB	(1) 4M x 36	(1) 8M x 36
64MB	(1) 8M x 36	(1) 8M x 36

CACHE CONFIGURATION
Size	Bank 0	TAG
128KB	(4) 32K x 8	(1) 8K or (1) 32K x 8
256KB	(4) 64K x 8	(1) 32K x 8
512KB	(4) 128K x 8	(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size	J8
128KB	Open
256KB	pins 1 & 2 closed
512KB	pins 1 & 2, 3 & 4 closed

CPU TYPE CONFIGURATION
Type	J2	J3	J5	J6	J7
CX486SX	2 & 3	1 & 2	Open	1 & 2, 3 & 4	3 & 4
UMC486SX	1 & 2	2 & 3	Open	Open	1 & 2
80486SX	1 & 2	1 & 2	Open	2 & 3, 4 & 5	3 & 4
CX486DX	2 & 3	1 & 2	Open	1 & 2, 3 & 4	3 & 4
AM486DX	1 & 2	2 & 3	Open	Open	1 & 2
80486DX	1 & 2	1 & 2	Open	2 & 3, 4 & 5	3 & 4
CX486DX2	2 & 3	1 & 2	Open	1 & 2, 3 & 4	3 & 4
AM486DX2	1 & 2	2 & 3	2 & 3	Open	1 & 2
80486DX2	1 & 2	1 & 2	Open	2 & 3, 4 & 5	3 & 4
CX486DX4	2 & 3	1 & 2	Open	1 & 2, 3 & 4	3 & 4
AM486DX4	1 & 2	2 & 3	Open	Open	1 & 2
AM486DX4 (WB)	1 & 2	2 & 3	2 & 3	Open	1 & 2
80486DX4	1 & 2	1 & 2	Open	2 & 3, 4 & 5	3 & 4
P24D	1 & 2	1 & 2	Open	2 & 3, 4 & 5	3 & 4
P24T	1 & 2	1 & 2	Open	2 & 3, 4 & 5	3 & 4, 5 & 6
CXM1	1 & 2	1 & 2	Open	2 & 3, 4 & 5	3 & 4
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type	J9	J10	J12	J13	J14
CX486SX	Open	2 & 3	Open	Open	Open
UMC486SX	1 & 2, 3 & 4	3 & 4	Open	Open	Open
80486SX	Open	Open	Open	Open	Open
CX486DX	3 & 4	2 & 3	Open	Open	Open
AM486DX	1 & 2, 3 & 4	3 & 4	Open	Open	Open
80486DX	3 & 4	Open	Open	Open	Open
CX486DX2	3 & 4	2 & 3	Open	Open	Open
AM486DX2	1 & 2, 3 & 4	3 & 4	Open	Open	Open
80486DX2	3 & 4	Open	Open	Open	Open
CX486DX4	3 & 4	2 & 3	Open	Open	Open
AM486DX4	1 & 2, 3 & 4	3 & 4	Open	Open	Open
AM486DX4 (WB)	1 & 2, 3 & 4	3 & 4	Open	Open	Open
80486DX4	3 & 4	Open	Open	Open	Open
P24D	3 & 4	Open	Closed	Closed	Closed
P24T	2 & 3	1 & 2	Open	Open	Open
CXM1	3 & 4	Open	Closed	Closed	Closed
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type	J15	J16	J17	J18	J19	J21
CX486SX	Open	2 & 3	1 & 2	1 & 2	2 & 3	2 & 3
UMC486SX	Open	Open	Open	2 & 3	Open	2 & 3
80486SX	Open	1 & 2	Open	1 & 2	Open	2 & 3
CX486DX	Open	2 & 3	1 & 2	1 & 2	2 & 3	1 & 2, 3 & 4
AM486DX	Open	Open	Open	2 & 3	Open	1 & 2, 3 & 4
80486DX	Open	1 & 2	Open	1 & 2	Open	1 & 2, 3 & 4
CX486DX2	Open	2 & 3	1 & 2	1 & 2	2 & 3	1 & 2, 3 & 4
AM486DX2	Open	Open	Open	2 & 3	Open	1 & 2, 3 & 4
80486DX2	Open	1 & 2	Open	1 & 2	Open	1 & 2, 3 & 4
CX486DX4	Open	2 & 3	1 & 2	1 & 2	2 & 3	1 & 2, 3 & 4
AM486DX4	Open	Open	Open	2 & 3	Open	1 & 2, 3 & 4
AM486DX4 (WB)	Open	Open	Open	2 & 3	Open	1 & 2, 3 & 4
80486DX4	Open	1 & 2	Open	1 & 2	Open	1 & 2, 3 & 4
P24D	Open	1 & 2	Open	1 & 2	Open	1 & 2, 3 & 4
P24T	Open	1 & 2	2 & 3	1 & 2	1 & 2	1 & 2, 3 & 4
CXM1	Open	1 & 2	Open	1 & 2	Open	1 & 2, 3 & 4
Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION
Speed	J24 pins 1 & 2	J24 pins 3 & 4	J24 pins 5 & 6
20MHz	Open	Open	Open
25MHz	Open	Open	Closed
33MHz	Closed	Closed	Closed
40MHz	Open	Closed	Closed
50iMHz	Open	Open	Closed
50MHz	Closed	Open	Open
66iMHz	Closed	Closed	Closed
75iMHz	Open	Open	Closed
80iMHz	Open	Closed	Closed
100iMHz	Closed	Closed	Closed

CPU VOLTAGE CONFIGURATION
Voltage	J11
3.3v	pins 2 & 3 closed
3.45v	pins 2 & 3 closed
4v	pins 2 & 3 closed
5v	pins 1 & 2 closed