M537 Motherboard Settings and Configuration

PC WAVE, INC.

M537

Device Type
Mainboard
Processor
CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX 686MX/IBM 6X86MX/
AM K5/AM K6/IDT C6/Pentium
Processor Speed
75/90/100/120/133/150/166/180/200/233MHz
Chip Set
VX Pro
Video Chip Set
None
Maximum Onboard Memory
384MB (EDO & SDRAM supported)
Maximum Video Memory
None
Cache
512KB
BIOS
Award
Dimensions
254mm x 218mm
I/O Options
32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Serial port 1
CN1
Speaker
J3B
Serial port 2
CN2
Reset switch
J3C
Parallel port
CN3
IDE interface LED
J3D
IDE interface 2
CN4
Turbo LED
J3E
IDE interface 1
CN5
Turbo switch
J4
Floppy drive interface
CN6
32-bit PCI slots
PC1 – PC4
IR connector
IR1
PS/2 mouse interface
PS2
Power LED & keylock
J3A
USB connector
USB

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

CMOS memory clear
JP1
Pins 2 & 3 closed

PCI clock select CPU CLK/2
JP3D
Pins 1 & 2 closed

PCI clock select 33MHz
JP3D
Pins 2 & 3 closed

Flash BIOS voltage select 12v
JP4
Pins 1 & 2 closed

Flash BIOS voltage select 5v
JP4
Pins 2 & 3 closed
Note: The location of JP3D is unidentified.

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
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

SIMM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
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. Do not populate banks 0 & 3 at the same time.

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) 8M x 64
(1) 8M x 64
Note: Board accepts SDRAM memory.

DIMM/SIMM VOLTAGE CONFIGURATION
Voltage
JP2A
JP2B
3.3v
Pins 2 & 3 closed
Pins 2 & 3 closed
5v
Pins 1 & 2 closed
Pins 1 & 2 closed

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

CPU SPEED SELECTION (CX 6X86)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
120MHz
50MHz
2x
2 & 3
2 & 3
2 & 3
2 & 3
1 & 2
133MHz
55MHz
2x
1 & 2
2 & 3
2 & 3
2 & 3
1 & 2
150MHz
60MHz
2x
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
166MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
120MHz
50MHz
2x
2 & 3
2 & 3
2 & 3
2 & 3
1 & 2
133MHz
55MHz
2x
1 & 2
2 & 3
2 & 3
2 & 3
1 & 2
150MHz
60MHz
2x
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
166MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86L)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
120MHz
50MHz
2x
2 & 3
2 & 3
2 & 3
2 & 3
1 & 2
133MHz
55MHz
2x
1 & 2
2 & 3
2 & 3
2 & 3
1 & 2
150MHz
60MHz
2x
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
166MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86L)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
120MHz
50MHz
2x
2 & 3
2 & 3
2 & 3
2 & 3
1 & 2
133MHz
55MHz
2x
1 & 2
2 & 3
2 & 3
2 & 3
1 & 2
150MHz
60MHz
2x
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
166MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
166MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
2 & 3
2 & 3
200MHz
66MHz
3x
2 & 3
1 & 2
2 & 3
1 & 2
2 & 3
233MHz
75MHz
3x
1 & 2
2 & 3
1 & 2
1 & 2
2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86MX)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
166MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
2 & 3
2 & 3
200MHz
66MHz
3x
2 & 3
1 & 2
2 & 3
1 & 2
2 & 3
233MHz
75MHz
3x
1 & 2
2 & 3
1 & 2
1 & 2
2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
75MHz
50MHz
1.5x
2 & 3
2 & 3
2 & 3
1 & 2
1 & 2
90MHz
60MHz
1.5x
2 & 3
2 & 3
1 & 2
1 & 2
1 & 2
100MHz
66MHz
1.5x
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
120MHz
60MHz
2.0x
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
133MHz
66MHz
2.0x
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
150MHz
60MHz
2.5x
2 & 3
2 & 3
1 & 2
2 & 3
2 & 3
166MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
2 & 3
2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
200MHz
66MHz
3x
2 & 3
1 & 2
2 & 3
1 & 2
2 & 3
233MHz
66MHz
3.5x
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IDT C6)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
200MHz
66MHz
3x
2 & 3
1 & 2
2 & 3
1 & 2
2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
75MHz
50MHz
1.5x
2 & 3
2 & 3
2 & 3
1 & 2
1 & 2
90MHz
60MHz
1.5x
2 & 3
2 & 3
1 & 2
1 & 2
1 & 2
100MHz
66MHz
1.5x
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
120MHz
60MHz
2x
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
133MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
150MHz
60MHz
2.5x
2 & 3
2 & 3
1 & 2
2 & 3
2 & 3
166MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
2 & 3
2 & 3
180MHz
60MHz
3x
2 & 3
2 & 3
1 & 2
1 & 2
2 & 3
200MHz
66MHz
3x
2 & 3
1 & 2
2 & 3
1 & 2
2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)
CPU speed
Clock speed
Multiplier
JP3A
JP3B
JP3C
JP5A
JP5B
166MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
2 & 3
2 & 3
200MHz
66MHz
3x
2 & 3
1 & 2
2 & 3
1 & 2
2 & 3
233MHz
66MHz
3.5x
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE SELECTION
Type
JP9A
JP9B
Single voltage CPU
Pins 2 & 3 closed
Pins 2 & 3 closed
Dual voltage CPU
Pins 1 & 2 closed
Pins 1 & 2 closed

CPU VOLTAGE SELECTION
Voltage
JP6A
JP6B
JP6C
JP6D
2.5v
Open
Open
Open
Open
2.8v
Open
Open
Open
Closed
2.9v
Open
Open
Closed
Open
3.2v
Open
Closed
Open
Open
3.5v
Closed
Open
Open
Open

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Device Type	Mainboard
Processor	CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX 686MX/IBM 6X86MX/ AM K5/AM K6/IDT C6/Pentium
Processor Speed	75/90/100/120/133/150/166/180/200/233MHz
Chip Set	VX Pro
Video Chip Set	None
Maximum Onboard Memory	384MB (EDO & SDRAM supported)
Maximum Video Memory	None
Cache	512KB
BIOS	Award
Dimensions	254mm x 218mm
I/O Options	32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 1	CN1	Speaker	J3B
Serial port 2	CN2	Reset switch	J3C
Parallel port	CN3	IDE interface LED	J3D
IDE interface 2	CN4	Turbo LED	J3E
IDE interface 1	CN5	Turbo switch	J4
Floppy drive interface	CN6	32-bit PCI slots	PC1 – PC4
IR connector	IR1	PS/2 mouse interface	PS2
Power LED & keylock	J3A	USB connector	USB

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	JP1	Pins 1 & 2 closed
	CMOS memory clear	JP1	Pins 2 & 3 closed
	PCI clock select CPU CLK/2	JP3D	Pins 1 & 2 closed
	PCI clock select 33MHz	JP3D	Pins 2 & 3 closed
	Flash BIOS voltage select 12v	JP4	Pins 1 & 2 closed
	Flash BIOS voltage select 5v	JP4	Pins 2 & 3 closed
Note: The location of JP3D is unidentified.

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
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

SIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1
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. Do not populate banks 0 & 3 at the same time.

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) 8M x 64	(1) 8M x 64
Note: Board accepts SDRAM memory.

DIMM/SIMM VOLTAGE CONFIGURATION
Voltage	JP2A	JP2B
3.3v	Pins 2 & 3 closed	Pins 2 & 3 closed
5v	Pins 1 & 2 closed	Pins 1 & 2 closed

CPU SPEED SELECTION (CX 6X86)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
120MHz	50MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
133MHz	55MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
150MHz	60MHz	2x	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
166MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
120MHz	50MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
133MHz	55MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
150MHz	60MHz	2x	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
166MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86L)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
120MHz	50MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
133MHz	55MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
150MHz	60MHz	2x	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
166MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86L)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
120MHz	50MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
133MHz	55MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
150MHz	60MHz	2x	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
166MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CX 6X86MX)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
166MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3
200MHz	66MHz	3x	2 & 3	1 & 2	2 & 3	1 & 2	2 & 3
233MHz	75MHz	3x	1 & 2	2 & 3	1 & 2	1 & 2	2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM 6X86MX)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
166MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3
200MHz	66MHz	3x	2 & 3	1 & 2	2 & 3	1 & 2	2 & 3
233MHz	75MHz	3x	1 & 2	2 & 3	1 & 2	1 & 2	2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
75MHz	50MHz	1.5x	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
90MHz	60MHz	1.5x	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
100MHz	66MHz	1.5x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
120MHz	60MHz	2.0x	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
133MHz	66MHz	2.0x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
150MHz	60MHz	2.5x	2 & 3	2 & 3	1 & 2	2 & 3	2 & 3
166MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K6)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
200MHz	66MHz	3x	2 & 3	1 & 2	2 & 3	1 & 2	2 & 3
233MHz	66MHz	3.5x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IDT C6)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
200MHz	66MHz	3x	2 & 3	1 & 2	2 & 3	1 & 2	2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
75MHz	50MHz	1.5x	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
90MHz	60MHz	1.5x	2 & 3	2 & 3	1 & 2	1 & 2	1 & 2
100MHz	66MHz	1.5x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
120MHz	60MHz	2x	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
133MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
150MHz	60MHz	2.5x	2 & 3	2 & 3	1 & 2	2 & 3	2 & 3
166MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3
180MHz	60MHz	3x	2 & 3	2 & 3	1 & 2	1 & 2	2 & 3
200MHz	66MHz	3x	2 & 3	1 & 2	2 & 3	1 & 2	2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL MMX)
CPU speed	Clock speed	Multiplier	JP3A	JP3B	JP3C	JP5A	JP5B
166MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3
200MHz	66MHz	3x	2 & 3	1 & 2	2 & 3	1 & 2	2 & 3
233MHz	66MHz	3.5x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
Note: Pins designated should be in the closed position.

CPU TYPE SELECTION
Type	JP9A	JP9B
Single voltage CPU	Pins 2 & 3 closed	Pins 2 & 3 closed
Dual voltage CPU	Pins 1 & 2 closed	Pins 1 & 2 closed

CPU VOLTAGE SELECTION
Voltage	JP6A	JP6B	JP6C	JP6D
2.5v	Open	Open	Open	Open
2.8v	Open	Open	Open	Closed
2.9v	Open	Open	Closed	Open
3.2v	Open	Closed	Open	Open
3.5v	Closed	Open	Open	Open