PR5 R2 PCI (REV (2.01) Motherboard Settings and Configuration

ABIT COMPUTER CORPORATION

PR5 R2 PCI (REV (2.01)

Processor
CX M1/AM K5/Pentium
Processor Speed
75/90/100/120/133/150/166/200MHz
Chip Set
Intel
Video Chip Set
None
Maximum Onboard Memory
128MB (EDO supported)
Maximum Video Memory
None
Cache
256KB
BIOS
Award
Dimensions
330mm x 218mm
I/O Options
32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Serial port 1
CN1
Green PC connector
J5 pins 7 - 9
Serial port 2
CN2
Speaker
J5 pins 14/16/18/20
Floppy drive interface
CN3
Reset switch
J5 pins 17 - 19
Parallel port
CN4
PS/2 mouse port
JP3
IDE interface 2
CN5
USB connector
JP6
IDE interface 1
CN6
Chassis fan power
JP9
IDE interface LED
J4
IR connector
JP14
Power LED & keylock
J5 pins 2/4/6/8/10
32-bit PCI slots
PC1 - PC3
Turbo LED
J5 pins 3 - 5

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
CMOS memory normal operation
JP1
Pins 1 & 2 closed

CMOS memory clear
JP1
Pins 2 & 3 closed
»
Flash BIOS voltage select 12v
JP4
Pins 2 & 3 closed

Flash BIOS voltage select 5v
JP4
Pins 1 & 2 closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
8MB
(2) 1M x 32
None
16MB
(2) 2M x 32
None
16MB
(2) 1M x 32
(2) 1M x 32
24MB
(2) 2M x 32
(2) 1M x 32
32MB
(2) 4M x 32
None
32MB
(2) 2M x 32
(2) 2M x 32
40MB
(2) 4M x 32
(2) 1M x 32
48MB
(2) 4M x 32
(2) 2M x 32
64MB
(2) 8M x 32
None
64MB
(2) 4M x 32
(2) 4M x 32
72MB
(2) 8M x 32
(2) 1M x 32
80MB
(2) 8M x 32
(2) 2M x 32
96MB
(2) 8M x 32
(2) 4M x 32
128MB
(2) 8M x 32
(2) 8M x 32
Note: Board accepts EDO memory.

CACHE CONFIGURATION
Size
Bank 0
TAG
256KB
(2) 32K x 32
(1) 32K x 8

CPU SPEED SELECTION (CYRIX)
CPU speed
Clock speed
Multiplier
DS/1
DS/2
DS/3
DS/4
DS/5
DS/6
120MHz
50MHz
2x
Off
On
On
On
Off
Off
133MHz
55MHz
2x
Off
On
Off
Off
On
Off
150MHz
60MHz
2x
Off
On
Off
On
On
Off
166MHz
66MHz
2x
Off
On
On
Off
On
Off

CPU SPEED SELECTION (AMD)
CPU speed
CPU type
Clock speed
Multiplier
DS/1
DS/2
DS/3
75MHz
SSA/5
50MHz
1.5x
Off
Off
On
75MHz
SSA/5
66MHz
1x
Off
On
On
90MHz
SSA/5
55MHz
1.5x
Off
Off
Off
90MHz
SSA/5
60MHz
1.5x
Off
Off
Off
100MHz
SSA/5
66MHz
1.5x
Off
Off
On
100MHz
K5
55MHz
1.5x
Off
Off
Off
100MHz
K5
50MHz
1.5x
Off
Off
On
120MHz
K5
60MHz
1.5x
Off
Off
Off
133MHz
K5
66MHz
1.5x
Off
Off
On
150MHz
K5
60MHz
2x
Off
On
Off
166MHz
K5
66MHz
2x
Off
On
On

CPU SPEED SELECTION (AMD, CON’T)
CPU speed
CPU type
Clock speed
Multiplier
DS/4
DS/5
DS/6
75MHz
SSA/5
50MHz
1.5x
On
Off
Off
75MHz
SSA/5
66MHz
1x
Off
On
Off
90MHz
SSA/5
55MHz
1.5x
Off
On
Off
90MHz
SSA/5
60MHz
1.5x
On
On
Off
100MHz
SSA/5
66MHz
1.5x
Off
On
Off
100MHz
K5
55MHz
1.5x
Off
On
Off
100MHz
K5
50MHz
1.5x
On
Off
Off
120MHz
K5
60MHz
1.5x
On
On
Off
133MHz
K5
66MHz
1.5x
Off
On
Off
150MHz
K5
60MHz
2x
On
On
Off
166MHz
K5
66MHz
2x
Off
On
Off

CPU SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
DS/1
DS/2
DS/3
DS/4
DS/5
DS/6
75MHz
50MHz
1.5x
Off
Off
On
On
Off
Off
90MHz
60MHz
1.5x
Off
Off
Off
On
On
Off
100MHz
66MHz
1.5x
Off
Off
On
Off
On
Off
120MHz
60MHz
2x
Off
On
Off
On
On
Off
133MHz
66MHz
2x
Off
On
On
Off
On
Off
150MHz
60MHz
2.5x
On
On
Off
On
On
Off
166MHz
66MHz
2.5x
On
On
On
Off
On
Off
200MHz
66MHz
3x
On
Off
On
Off
On
Off

CPU VOLTAGE SELECTION
Voltage
JP11
JP12
»
3.38v (STD/VR)
Pins 3 & 4 closed
Pins 1 & 2 closed

3.52v (VRE)
Pins 5 & 6 closed
Pins 3 & 4 closed

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PR5 R2 PCI (REV (2.01) Motherboard Settings and Configuration

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Processor	CX M1/AM K5/Pentium
Processor Speed	75/90/100/120/133/150/166/200MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	128MB (EDO supported)
Maximum Video Memory	None
Cache	256KB
BIOS	Award
Dimensions	330mm x 218mm
I/O Options	32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 1	CN1	Green PC connector	J5 pins 7 - 9
Serial port 2	CN2	Speaker	J5 pins 14/16/18/20
Floppy drive interface	CN3	Reset switch	J5 pins 17 - 19
Parallel port	CN4	PS/2 mouse port	JP3
IDE interface 2	CN5	USB connector	JP6
IDE interface 1	CN6	Chassis fan power	JP9
IDE interface LED	J4	IR connector	JP14
Power LED & keylock	J5 pins 2/4/6/8/10	32-bit PCI slots	PC1 - PC3
Turbo LED	J5 pins 3 - 5

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	JP1	Pins 1 & 2 closed
	CMOS memory clear	JP1	Pins 2 & 3 closed
»	Flash BIOS voltage select 12v	JP4	Pins 2 & 3 closed
	Flash BIOS voltage select 5v	JP4	Pins 1 & 2 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
8MB	(2) 1M x 32	None
16MB	(2) 2M x 32	None
16MB	(2) 1M x 32	(2) 1M x 32
24MB	(2) 2M x 32	(2) 1M x 32
32MB	(2) 4M x 32	None
32MB	(2) 2M x 32	(2) 2M x 32
40MB	(2) 4M x 32	(2) 1M x 32
48MB	(2) 4M x 32	(2) 2M x 32
64MB	(2) 8M x 32	None
64MB	(2) 4M x 32	(2) 4M x 32
72MB	(2) 8M x 32	(2) 1M x 32
80MB	(2) 8M x 32	(2) 2M x 32
96MB	(2) 8M x 32	(2) 4M x 32
128MB	(2) 8M x 32	(2) 8M x 32
Note: Board accepts EDO memory.

CACHE CONFIGURATION
Size	Bank 0	TAG
256KB	(2) 32K x 32	(1) 32K x 8

CPU SPEED SELECTION (CYRIX)
CPU speed	Clock speed	Multiplier	DS/1	DS/2	DS/3	DS/4	DS/5	DS/6
120MHz	50MHz	2x	Off	On	On	On	Off	Off
133MHz	55MHz	2x	Off	On	Off	Off	On	Off
150MHz	60MHz	2x	Off	On	Off	On	On	Off
166MHz	66MHz	2x	Off	On	On	Off	On	Off

CPU SPEED SELECTION (AMD)
CPU speed	CPU type	Clock speed	Multiplier	DS/1	DS/2	DS/3
75MHz	SSA/5	50MHz	1.5x	Off	Off	On
75MHz	SSA/5	66MHz	1x	Off	On	On
90MHz	SSA/5	55MHz	1.5x	Off	Off	Off
90MHz	SSA/5	60MHz	1.5x	Off	Off	Off
100MHz	SSA/5	66MHz	1.5x	Off	Off	On
100MHz	K5	55MHz	1.5x	Off	Off	Off
100MHz	K5	50MHz	1.5x	Off	Off	On
120MHz	K5	60MHz	1.5x	Off	Off	Off
133MHz	K5	66MHz	1.5x	Off	Off	On
150MHz	K5	60MHz	2x	Off	On	Off
166MHz	K5	66MHz	2x	Off	On	On

CPU SPEED SELECTION (AMD, CON’T)
CPU speed	CPU type	Clock speed	Multiplier	DS/4	DS/5	DS/6
75MHz	SSA/5	50MHz	1.5x	On	Off	Off
75MHz	SSA/5	66MHz	1x	Off	On	Off
90MHz	SSA/5	55MHz	1.5x	Off	On	Off
90MHz	SSA/5	60MHz	1.5x	On	On	Off
100MHz	SSA/5	66MHz	1.5x	Off	On	Off
100MHz	K5	55MHz	1.5x	Off	On	Off
100MHz	K5	50MHz	1.5x	On	Off	Off
120MHz	K5	60MHz	1.5x	On	On	Off
133MHz	K5	66MHz	1.5x	Off	On	Off
150MHz	K5	60MHz	2x	On	On	Off
166MHz	K5	66MHz	2x	Off	On	Off

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	DS/1	DS/2	DS/3	DS/4	DS/5	DS/6
75MHz	50MHz	1.5x	Off	Off	On	On	Off	Off
90MHz	60MHz	1.5x	Off	Off	Off	On	On	Off
100MHz	66MHz	1.5x	Off	Off	On	Off	On	Off
120MHz	60MHz	2x	Off	On	Off	On	On	Off
133MHz	66MHz	2x	Off	On	On	Off	On	Off
150MHz	60MHz	2.5x	On	On	Off	On	On	Off
166MHz	66MHz	2.5x	On	On	On	Off	On	Off
200MHz	66MHz	3x	On	Off	On	Off	On	Off

CPU VOLTAGE SELECTION
Voltage		JP11	JP12
»	3.38v (STD/VR)	Pins 3 & 4 closed	Pins 1 & 2 closed
	3.52v (VRE)	Pins 5 & 6 closed	Pins 3 & 4 closed