UM8810P-AIO Motherboard Settings and Configuration

ELITEGROUP COMPUTER SYSTEMS, INC.

UM8810P-AIO

Processor
CX486S/SL80486SX/80486SX/80487SX/SL80486SX2/AM486DX/CX486DX/ SL80486DX/80486DX/AM846DXL/AM486DXL2/AM486DX2/CX486DX2/ SL80486DX2/80486DX2/80486DX2-WB/U5S/U5DS/80486DX4/Pentium Overdrive
Processor Speed
25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Chip Set
UMC
Max. Onboard DRAM
64MB
Cache
128/256/512KB
BIOS
Award
Dimensions
254mm x 218mm
I/O Options
32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2)
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Serial port 2
J1
Turbo LED
J11
Serial port 1
J2
Reset switch
J12
Parallel port
J3
Speaker
J13
IDE interface (primary)
J7
Power LED & keylock
J14
IDE interface (secondary)
J8
Green PC connector
J15
Floppy drive interface
J9
IDE interface LED
J16
Turbo switch
J10
32-bit PCI slots
PC1 - PC3

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Parallel port IRQ select IRQ7
JP3
pins 1 & 2 closed

Parallel port IRQ select IRQ5
JP3
pins 2 & 3 closed
»
BIOS type select EPROM
JP6
Open

BIOS type select flash ROM 5v
JP6
pins 1 & 2 closed

BIOS type select flash ROM 12v
JP6
pins 2 & 3 closed
»
On board 37C665 enabled
JP8
pins 1 & 2 closed

On board 37C665 disabled
JP8
pins 2 & 3 closed
»
Factory configured - do not alter
JP12
Open

DRAM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
4MB
(1) 1M x 36
NONE
NONE
NONE
4MB
NONE
(1) 1M x 36
NONE
NONE
8MB
(1) 1M x 36
(1) 1M x 36
NONE
NONE
8MB
(1) 2M x 36
NONE
NONE
NONE
8MB
NONE
(1) 2M x 36
NONE
NONE
8MB
(1) 1M x 36
NONE
(1) 1M x 36
NONE
8MB
NONE
(1) 1M x 36
NONE
(1) 1M x 36
16MB
(1) 2M x 36
(1) 2M x 36
NONE
NONE
16MB
(1) 4M x 36
NONE
NONE
NONE
16MB
NONE
(1) 4M x 36
NONE
NONE
16MB
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
16MB
(1) 2M x 36
NONE
(1) 2M x 36
NONE
16MB
NONE
(1) 2M x 36
NONE
(1) 2M x 36
32MB
(1) 4M x 36
(1) 4M x 36
NONE
NONE
32MB
(1) 2M x 36
(1) 2M x 36
(1) 2M x 36
(1) 2M x 36
32MB
(1) 4M x 36
NONE
(1) 4M x 36
NONE
32MB
NONE
(1) 4M x 36
NONE
(1) 4M x 36
64MB
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36

CACHE CONFIGURATION
Size
Bank 0
Bank 1
TAG
128KB
(4) 32K x 8
NONE
(1) 32K x 8
256KB
(4) 32K x 8
(4) 32K x 8
(1) 32K x 8
512KB
(4) 64K x 8
(4) 64K x 8
(1) 32K x 8
512KB
(4) 128K x 8
NONE
(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size
JP13
JP14
JP16
JP33
JP35
128KB
Open
1 & 2
2 & 3
Open
Open
256KB
Open
2 & 3
1 & 2
Open
Closed
512KB
Open
2 & 3
1 & 2
Open
Closed
512KB
1 & 2
2 & 3
2 & 3
Closed
Closed
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type
JP18
JP19
JP20
JP21
JP22
JP23
CX486S
Open
2 & 3
2 & 3
Open
2 & 3
2 & 3
SL80486SX
Open
Open
2 & 3
Open
1 & 2
Open
80486SX
Open
Open
2 & 3
Open
Open
Open
80487SX
Open
Open
1 & 2, 3 & 4
2 & 3
Open
Open
SL80486SX2
Open
Open
2 & 3
Open
1 & 2
Open
AM486DX
Open
Open
1 & 2, 3 & 4
1 & 2
Open
Open
CX486DX
Open
2 & 3
1 & 2, 3 & 4
1 & 2
2 & 3
2 & 3
SL80486DX
Open
Open
1 & 2, 3 & 4
1 & 2
1 & 2
Open
80486DX
Open
Open
1 & 2, 3 & 4
1 & 2
Open
Open
AM486DXL
Open
Open
1 & 2, 3 & 4
1 & 2, 3 & 4
Open
Open
AM486DXL2
Open
Open
1 & 2, 3 & 4
1 & 2, 3 & 4
Open
Open
AM486DX2
Open
Open
1 & 2, 3 & 4
1 & 2
Open
Open
CX486DX2
Open
2 & 3
1 & 2, 3 & 4
1 & 2
2 & 3
2 & 3
SL80486DX2
Open
Open
1 & 2, 3 & 4
1 & 2
1 & 2
Open
80486DX2
Open
Open
1 & 2, 3 & 4
1 & 2
Open
Open
80486DX2 - WB
Closed
Open
1 & 2, 3 & 4
1 & 2
1 & 2, 3 & 4
Open
U5S
Open
Open
2 & 3
1 & 2, 3 & 4
Open
Open
U5DS
Open
Open
1 & 2, 3 & 4
1 & 2, 3 & 4
Open
Open
80486DX4
Open
Open
1 & 2, 3 & 4
1 & 2
1 & 2
Open
P24T
Open
2 & 3
1 & 2, 3 & 4
1 & 2
1 & 2
1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type
JP24
JP27
JP28
JP36
JP37
JP38
CX486S
2 & 3
1 & 2, 3 & 4
1 & 2
1 & 2
1 & 2
2 & 3
SL80486SX
2 & 3
2 & 3, 4 & 5
Open
1 & 2
1 & 2
2 & 3
80486SX
1 & 2
Open
Open
Open
1 & 2
1 & 2
80487SX
1 & 2
Open
Open
Open
1 & 2
1 & 2
SL80486SX2
2 & 3
2 & 3, 4 & 5
Open
1 & 2
1 & 2
2 & 3
AM486DX
1 & 2
Open
Open
Open
1 & 2
1 & 2
CX486DX
2 & 3
1 & 2, 3 & 4
2 & 3
1 & 2
1 & 2
2 & 3
SL80486DX
2 & 3
2 & 3, 4 & 5
Open
1 & 2
1 & 2
1 & 2
80486DX
1 & 2
Open
Open
Open
1 & 2
1 & 2
AM486DXL
1 & 2
Open
3 & 4
2 & 3
2 & 3
1 & 2
AM486DXL2
1 & 2
Open
3 & 4
2 & 3
2 & 3
1 & 2
AM486DX2
1 & 2
Open
Open
Open
1 & 2
1 & 2
CX486DX2
2 & 3
1 & 2, 3 & 4
2 & 3
1 & 2
1 & 2
2 & 3
SL80486DX2
2 & 3
2 & 3, 4 & 5
Open
1 & 2
1 & 2
2 & 3
80486DX2
1 & 2
Open
Open
Open
1 & 2
1 & 2
80486DX2 - WB
2 & 3
2 & 3, 4 & 5
Open
1 & 2
1 & 2
1 & 2
U5S
1 & 2
Open
3 & 4
2 & 3
2 & 3
1 & 2
U5DS
1 & 2
Open
3 & 4
2 & 3
2 & 3
1 & 2
80486DX4
2 & 3
2 & 3, 4 & 5
Open
1 & 2
1 & 2
1 & 2
P24T
2 & 3
2 & 3, 4 & 5
2 & 3
1 & 2
1 & 2
1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Size
JP41
JP44
All CPU types
Open
Open
Pentium Overdrive only
Closed
Closed

CPU SPEED CONFIGURATION
Speed
JP17
25MHz
pins 1 & 2 closed
33MHz
pins 1 & 2, 3 & 4, 5 & 6 closed
40MHz
pins 1 & 2, 3 & 4 closed
50iMHz
pins 1 & 2 closed
50MHz
pins 5 & 6 closed
66iMHz
pins 1 & 2, 3 & 4, 5 & 6 closed
75iMHz
pins 1 & 2 closed
100iMHz
pins 1 & 2, 3 & 4, 5 & 6 closed

CPU CLOCK CONFIGURATION (80486DX4)
Speed
JP29
2x
Closed
3x
Open

CPU VOLTAGE CONFIGURATION
Voltage
JP31
3.3v
pins 1 & 2 closed
5.0v
pins 3 & 4 closed

PARALLEL PORT DACK CONFIGURATION
Size
JP4
JP5
DRQ3/DACK 3
pins 1 & 2 closed
pins 2 & 3 closed
DRQ1/DACK 1
pins 2 & 3 closed
pins 1 & 2 closed

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Processor	CX486S/SL80486SX/80486SX/80487SX/SL80486SX2/AM486DX/CX486DX/ SL80486DX/80486DX/AM846DXL/AM486DXL2/AM486DX2/CX486DX2/ SL80486DX2/80486DX2/80486DX2-WB/U5S/U5DS/80486DX4/Pentium Overdrive
Processor Speed	25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Chip Set	UMC
Max. Onboard DRAM	64MB
Cache	128/256/512KB
BIOS	Award
Dimensions	254mm x 218mm
I/O Options	32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 2	J1	Turbo LED	J11
Serial port 1	J2	Reset switch	J12
Parallel port	J3	Speaker	J13
IDE interface (primary)	J7	Power LED & keylock	J14
IDE interface (secondary)	J8	Green PC connector	J15
Floppy drive interface	J9	IDE interface LED	J16
Turbo switch	J10	32-bit PCI slots	PC1 - PC3

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Parallel port IRQ select IRQ7	JP3	pins 1 & 2 closed
	Parallel port IRQ select IRQ5	JP3	pins 2 & 3 closed
»	BIOS type select EPROM	JP6	Open
	BIOS type select flash ROM 5v	JP6	pins 1 & 2 closed
	BIOS type select flash ROM 12v	JP6	pins 2 & 3 closed
»	On board 37C665 enabled	JP8	pins 1 & 2 closed
	On board 37C665 disabled	JP8	pins 2 & 3 closed
»	Factory configured - do not alter	JP12	Open

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
4MB	(1) 1M x 36	NONE	NONE	NONE
4MB	NONE	(1) 1M x 36	NONE	NONE
8MB	(1) 1M x 36	(1) 1M x 36	NONE	NONE
8MB	(1) 2M x 36	NONE	NONE	NONE
8MB	NONE	(1) 2M x 36	NONE	NONE
8MB	(1) 1M x 36	NONE	(1) 1M x 36	NONE
8MB	NONE	(1) 1M x 36	NONE	(1) 1M x 36
16MB	(1) 2M x 36	(1) 2M x 36	NONE	NONE
16MB	(1) 4M x 36	NONE	NONE	NONE
16MB	NONE	(1) 4M x 36	NONE	NONE
16MB	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36
16MB	(1) 2M x 36	NONE	(1) 2M x 36	NONE
16MB	NONE	(1) 2M x 36	NONE	(1) 2M x 36
32MB	(1) 4M x 36	(1) 4M x 36	NONE	NONE
32MB	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36
32MB	(1) 4M x 36	NONE	(1) 4M x 36	NONE
32MB	NONE	(1) 4M x 36	NONE	(1) 4M x 36
64MB	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG
128KB	(4) 32K x 8	NONE	(1) 32K x 8
256KB	(4) 32K x 8	(4) 32K x 8	(1) 32K x 8
512KB	(4) 64K x 8	(4) 64K x 8	(1) 32K x 8
512KB	(4) 128K x 8	NONE	(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size	JP13	JP14	JP16	JP33	JP35
128KB	Open	1 & 2	2 & 3	Open	Open
256KB	Open	2 & 3	1 & 2	Open	Closed
512KB	Open	2 & 3	1 & 2	Open	Closed
512KB	1 & 2	2 & 3	2 & 3	Closed	Closed
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Type	JP18	JP19	JP20	JP21	JP22	JP23
CX486S	Open	2 & 3	2 & 3	Open	2 & 3	2 & 3
SL80486SX	Open	Open	2 & 3	Open	1 & 2	Open
80486SX	Open	Open	2 & 3	Open	Open	Open
80487SX	Open	Open	1 & 2, 3 & 4	2 & 3	Open	Open
SL80486SX2	Open	Open	2 & 3	Open	1 & 2	Open
AM486DX	Open	Open	1 & 2, 3 & 4	1 & 2	Open	Open
CX486DX	Open	2 & 3	1 & 2, 3 & 4	1 & 2	2 & 3	2 & 3
SL80486DX	Open	Open	1 & 2, 3 & 4	1 & 2	1 & 2	Open
80486DX	Open	Open	1 & 2, 3 & 4	1 & 2	Open	Open
AM486DXL	Open	Open	1 & 2, 3 & 4	1 & 2, 3 & 4	Open	Open
AM486DXL2	Open	Open	1 & 2, 3 & 4	1 & 2, 3 & 4	Open	Open
AM486DX2	Open	Open	1 & 2, 3 & 4	1 & 2	Open	Open
CX486DX2	Open	2 & 3	1 & 2, 3 & 4	1 & 2	2 & 3	2 & 3
SL80486DX2	Open	Open	1 & 2, 3 & 4	1 & 2	1 & 2	Open
80486DX2	Open	Open	1 & 2, 3 & 4	1 & 2	Open	Open
80486DX2 - WB	Closed	Open	1 & 2, 3 & 4	1 & 2	1 & 2, 3 & 4	Open
U5S	Open	Open	2 & 3	1 & 2, 3 & 4	Open	Open
U5DS	Open	Open	1 & 2, 3 & 4	1 & 2, 3 & 4	Open	Open
80486DX4	Open	Open	1 & 2, 3 & 4	1 & 2	1 & 2	Open
P24T	Open	2 & 3	1 & 2, 3 & 4	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type	JP24	JP27	JP28	JP36	JP37	JP38
CX486S	2 & 3	1 & 2, 3 & 4	1 & 2	1 & 2	1 & 2	2 & 3
SL80486SX	2 & 3	2 & 3, 4 & 5	Open	1 & 2	1 & 2	2 & 3
80486SX	1 & 2	Open	Open	Open	1 & 2	1 & 2
80487SX	1 & 2	Open	Open	Open	1 & 2	1 & 2
SL80486SX2	2 & 3	2 & 3, 4 & 5	Open	1 & 2	1 & 2	2 & 3
AM486DX	1 & 2	Open	Open	Open	1 & 2	1 & 2
CX486DX	2 & 3	1 & 2, 3 & 4	2 & 3	1 & 2	1 & 2	2 & 3
SL80486DX	2 & 3	2 & 3, 4 & 5	Open	1 & 2	1 & 2	1 & 2
80486DX	1 & 2	Open	Open	Open	1 & 2	1 & 2
AM486DXL	1 & 2	Open	3 & 4	2 & 3	2 & 3	1 & 2
AM486DXL2	1 & 2	Open	3 & 4	2 & 3	2 & 3	1 & 2
AM486DX2	1 & 2	Open	Open	Open	1 & 2	1 & 2
CX486DX2	2 & 3	1 & 2, 3 & 4	2 & 3	1 & 2	1 & 2	2 & 3
SL80486DX2	2 & 3	2 & 3, 4 & 5	Open	1 & 2	1 & 2	2 & 3
80486DX2	1 & 2	Open	Open	Open	1 & 2	1 & 2
80486DX2 - WB	2 & 3	2 & 3, 4 & 5	Open	1 & 2	1 & 2	1 & 2
U5S	1 & 2	Open	3 & 4	2 & 3	2 & 3	1 & 2
U5DS	1 & 2	Open	3 & 4	2 & 3	2 & 3	1 & 2
80486DX4	2 & 3	2 & 3, 4 & 5	Open	1 & 2	1 & 2	1 & 2
P24T	2 & 3	2 & 3, 4 & 5	2 & 3	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION
Size	JP41	JP44
All CPU types	Open	Open
Pentium Overdrive only	Closed	Closed

CPU SPEED CONFIGURATION
Speed	JP17
25MHz	pins 1 & 2 closed
33MHz	pins 1 & 2, 3 & 4, 5 & 6 closed
40MHz	pins 1 & 2, 3 & 4 closed
50iMHz	pins 1 & 2 closed
50MHz	pins 5 & 6 closed
66iMHz	pins 1 & 2, 3 & 4, 5 & 6 closed
75iMHz	pins 1 & 2 closed
100iMHz	pins 1 & 2, 3 & 4, 5 & 6 closed

CPU CLOCK CONFIGURATION (80486DX4)
Speed	JP29
2x	Closed
3x	Open

CPU VOLTAGE CONFIGURATION
Voltage	JP31
3.3v	pins 1 & 2 closed
5.0v	pins 3 & 4 closed

PARALLEL PORT DACK CONFIGURATION
Size	JP4	JP5
DRQ3/DACK 3	pins 1 & 2 closed	pins 2 & 3 closed
DRQ1/DACK 1	pins 2 & 3 closed	pins 1 & 2 closed