586ITX (REV. A+) Motherboard Settings and Configuration

DIAMOND FLOWER, INC.

586ITX (REV. A+)

Device Type
Mainboard
Processor
AM K5/AM K6/Pentium
Processor Speed
90/100/120/133/150/166/200/233MHz
Chip Set
Intel
Video Chip Set
None
Maximum Onboard Memory
256MB (EDO & SDRAM supported)
Maximum Video Memory
None
Cache
512KB
BIOS
Award
Dimensions
305mm x 230mm
I/O Options
32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
ATX power connector
ATX
Reset switch
J10C
Serial port 1
CN1
Green PC connector
J10D
Floppy drive interface
CN2
Soft off power supply
J10E
Serial port 2
CN3
Green PC LED
J10F
IR connector
CN4
IDE interface LED
J10G
PS/2 mouse port
CN6
ATX power supply LED
J10H
Parallel port
CN7
USB connector 1
JP8
IDE interface 1
J7
USB connector 2
JP9
IDE interface 2
J8
Chassis fan power
JP19
Power LED & keylock
J10A
32-bit PCI slots
PC1 – PC4
Speaker
J10B

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
CMOS memory normal operation
JP7
Closed

CMOS memory clear
JP7
Open
»
Factory configured - do not alter
JP14
Pins 5 & 6, 7 & 8 closed
»
Factory configured - do not alter
JP18
Pins 1 & 3, 4 & 6 closed
»
Factory configured - do not alter
JP22
Open
»
Factory configured - do not alter
JP23
Open

SIMM CONFIGURATION
Size
Bank 0
Bank 1
8MB
(2) 1M x 36
None
16MB
(2) 2M x 36
None
16MB
(2) 1M x 36
(2) 1M x 36
24MB
(2) 2M x 36
(2) 1M x 36
32MB
(2) 4M x 36
None
32MB
(2) 2M x 36
(2) 2M x 36
40MB
(2) 4M x 36
(2) 1M x 36
48MB
(2) 4M x 36
(2) 2M x 36
64MB
(2) 8M x 36
None
64MB
(2) 4M x 36
(2) 4M x 36
72MB
(2) 8M x 36
(2) 1M x 36

SIMM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
80MB
(2) 8M x 36
(2) 2M x 36
96MB
(2) 8M x 36
(2) 4M x 36
128MB
(2) 8M x 36
(2) 8M x 36
128MB
(2) 16M x 36
None
136MB
(2) 16M x 36
(2) 1M x 36
144MB
(2) 16M x 36
(2) 2M x 36
160MB
(2) 16M x 36
(2) 4M x 36
192MB
(2) 16M x 36
(2) 8M x 36
256MB
(2) 16M x 36
(2) 16M x 36
Note: Board accepts EDO memory.

DIMM CONFIGURATION
Size
Bank 2
Bank 3
8MB
(1) 1M x 64
None
16MB
(1) 2M x 64
None
16MB
(1) 1M x 64
(1) 1M x 64
24MB
(1) 2M x 64
(1) 1M x 64
32MB
(1) 4M x 64
None
32MB
(1) 2M x 64
(1) 2M x 64
40MB
(1) 4M x 64
(1) 1M x 64
48MB
(1) 4M x 64
(1) 2M x 64
64MB
(1) 8M x 64
None
64MB
(1) 4M x 64
(1) 4M x 64
72MB
(1) 8M x 64
(1) 1M x 64
80MB
(1) 8M x 64
(1) 2M x 64
96MB
(1) 8M x 64
(1) 4M x 64
128MB
(1) 16M x 64
None
128MB
(1) 8M x 64
(1) 8M x 64
136MB
(1) 16M x 64
(1) 1M x 64
144MB
(1) 16M x 64
(1) 2M x 64
160MB
(1) 16M x 64
(1) 4M x 64
192MB
(1) 16M x 64
(1) 8M x 64
256MB
(1) 16M x 64
(1) 16M x 64
Note: Board accepts SDRAM memory.

CACHE CONFIGURATION
Size
Bank 0
TAG
512KB
(2) 64K x 32
Unidentified

CPU SPEED SELECTION (AM K5)
CPU speed
Clock speed
Multiplier
JP1
JP2
JP20
90MHz
60MHz
1.5x
1 & 2
1 & 2
Closed
100MHz
66MHz
1.5x
1 & 2
1 & 2
Open
120MHz
60MHz
2x
2 & 3
1 & 2
Closed
133MHz
66MHz
2x
2 & 3
1 & 2
Open
150MHz
60MHz
2.5x
2 & 3
2 & 3
Closed
166MHz
66MHz
2.5x
2 & 3
2 & 3
Open
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)
CPU speed
Clock speed
Multiplier
JP1
JP2
JP20
166MHz
66MHz
2.5x
2 & 3
2 & 3
Open
200MHz
66MHz
3x
1 & 2
2 & 3
Open
233MHz
66MHz
3.5x
1 & 2
1 & 2
Open
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
JP1
JP2
JP20
90MHz
60MHz
1.5x
1 & 2
1 & 2
Closed
100MHz
66MHz
1.5x
1 & 2
1 & 2
Open
120MHz
60MHz
2x
2 & 3
1 & 2
Closed
133MHz
66MHz
2x
2 & 3
1 & 2
Open
150MHz
60MHz
2.5x
2 & 3
2 & 3
Closed
166MHz
66MHz
2.5x
2 & 3
2 & 3
Open
200MHz
66MHz
3x
1 & 2
2 & 3
Open
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)
CPU speed
Clock speed
Multiplier
JP1
JP2
JP20
166MHz
66MHz
2.5x
2 & 3
2 & 3
Open
200MHz
66MHz
3x
1 & 2
2 & 3
Open
233MHz
66MHz
3.5x
1 & 2
1 & 2
Open
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (SINGLE)
Voltage
JP15
»
3.3v
Pins 3 & 4 closed

3.5v
Pins 1 & 2 closed

CPU VOLTAGE SELECTION (DUAL)
Voltage
JP13

2.8v
Pins 7 & 8 closed

2.9v
Pins 5 & 6 closed

3.2v
Pins 9 & 10 closed
»
3.3v
Pins 3 & 4 closed

3.5v
Pins 1 & 2 closed

MODEM ON RING SELECTION
Setting
JP21

COM1
Pins 1 & 2 closed

COM2
Pins 2 & 3 closed
»
Disabled
Open

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Device Type	Mainboard
Processor	AM K5/AM K6/Pentium
Processor Speed	90/100/120/133/150/166/200/233MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	256MB (EDO & SDRAM supported)
Maximum Video Memory	None
Cache	512KB
BIOS	Award
Dimensions	305mm x 230mm
I/O Options	32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
ATX power connector	ATX	Reset switch	J10C
Serial port 1	CN1	Green PC connector	J10D
Floppy drive interface	CN2	Soft off power supply	J10E
Serial port 2	CN3	Green PC LED	J10F
IR connector	CN4	IDE interface LED	J10G
PS/2 mouse port	CN6	ATX power supply LED	J10H
Parallel port	CN7	USB connector 1	JP8
IDE interface 1	J7	USB connector 2	JP9
IDE interface 2	J8	Chassis fan power	JP19
Power LED & keylock	J10A	32-bit PCI slots	PC1 – PC4
Speaker	J10B

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	JP7	Closed
	CMOS memory clear	JP7	Open
»	Factory configured - do not alter	JP14	Pins 5 & 6, 7 & 8 closed
»	Factory configured - do not alter	JP18	Pins 1 & 3, 4 & 6 closed
»	Factory configured - do not alter	JP22	Open
»	Factory configured - do not alter	JP23	Open

SIMM CONFIGURATION
Size	Bank 0	Bank 1
8MB	(2) 1M x 36	None
16MB	(2) 2M x 36	None
16MB	(2) 1M x 36	(2) 1M x 36
24MB	(2) 2M x 36	(2) 1M x 36
32MB	(2) 4M x 36	None
32MB	(2) 2M x 36	(2) 2M x 36
40MB	(2) 4M x 36	(2) 1M x 36
48MB	(2) 4M x 36	(2) 2M x 36
64MB	(2) 8M x 36	None
64MB	(2) 4M x 36	(2) 4M x 36
72MB	(2) 8M x 36	(2) 1M x 36

SIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1
80MB	(2) 8M x 36	(2) 2M x 36
96MB	(2) 8M x 36	(2) 4M x 36
128MB	(2) 8M x 36	(2) 8M x 36
128MB	(2) 16M x 36	None
136MB	(2) 16M x 36	(2) 1M x 36
144MB	(2) 16M x 36	(2) 2M x 36
160MB	(2) 16M x 36	(2) 4M x 36
192MB	(2) 16M x 36	(2) 8M x 36
256MB	(2) 16M x 36	(2) 16M x 36
Note: Board accepts EDO memory.

DIMM CONFIGURATION
Size	Bank 2	Bank 3
8MB	(1) 1M x 64	None
16MB	(1) 2M x 64	None
16MB	(1) 1M x 64	(1) 1M x 64
24MB	(1) 2M x 64	(1) 1M x 64
32MB	(1) 4M x 64	None
32MB	(1) 2M x 64	(1) 2M x 64
40MB	(1) 4M x 64	(1) 1M x 64
48MB	(1) 4M x 64	(1) 2M x 64
64MB	(1) 8M x 64	None
64MB	(1) 4M x 64	(1) 4M x 64
72MB	(1) 8M x 64	(1) 1M x 64
80MB	(1) 8M x 64	(1) 2M x 64
96MB	(1) 8M x 64	(1) 4M x 64
128MB	(1) 16M x 64	None
128MB	(1) 8M x 64	(1) 8M x 64
136MB	(1) 16M x 64	(1) 1M x 64
144MB	(1) 16M x 64	(1) 2M x 64
160MB	(1) 16M x 64	(1) 4M x 64
192MB	(1) 16M x 64	(1) 8M x 64
256MB	(1) 16M x 64	(1) 16M x 64
Note: Board accepts SDRAM memory.

CACHE CONFIGURATION
Size	Bank 0	TAG
512KB	(2) 64K x 32	Unidentified

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP20
90MHz	60MHz	1.5x	1 & 2	1 & 2	Closed
100MHz	66MHz	1.5x	1 & 2	1 & 2	Open
120MHz	60MHz	2x	2 & 3	1 & 2	Closed
133MHz	66MHz	2x	2 & 3	1 & 2	Open
150MHz	60MHz	2.5x	2 & 3	2 & 3	Closed
166MHz	66MHz	2.5x	2 & 3	2 & 3	Open
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP20
166MHz	66MHz	2.5x	2 & 3	2 & 3	Open
200MHz	66MHz	3x	1 & 2	2 & 3	Open
233MHz	66MHz	3.5x	1 & 2	1 & 2	Open
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP20
90MHz	60MHz	1.5x	1 & 2	1 & 2	Closed
100MHz	66MHz	1.5x	1 & 2	1 & 2	Open
120MHz	60MHz	2x	2 & 3	1 & 2	Closed
133MHz	66MHz	2x	2 & 3	1 & 2	Open
150MHz	60MHz	2.5x	2 & 3	2 & 3	Closed
166MHz	66MHz	2.5x	2 & 3	2 & 3	Open
200MHz	66MHz	3x	1 & 2	2 & 3	Open
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP20
166MHz	66MHz	2.5x	2 & 3	2 & 3	Open
200MHz	66MHz	3x	1 & 2	2 & 3	Open
233MHz	66MHz	3.5x	1 & 2	1 & 2	Open
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (SINGLE)
Voltage		JP15
»	3.3v	Pins 3 & 4 closed
	3.5v	Pins 1 & 2 closed

CPU VOLTAGE SELECTION (DUAL)
Voltage		JP13
	2.8v	Pins 7 & 8 closed
	2.9v	Pins 5 & 6 closed
	3.2v	Pins 9 & 10 closed
»	3.3v	Pins 3 & 4 closed
	3.5v	Pins 1 & 2 closed

MODEM ON RING SELECTION
Setting		JP21
	COM1	Pins 1 & 2 closed
	COM2	Pins 2 & 3 closed
»	Disabled	Open