SY-5EHM Motherboard Settings and Configuration

SOYO COMPUTER CO., LTD.

SY-5EHM

Device Type
Mainboard
Processor
CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/
AM K6-2/Pentium/Pentium MMX
Processor Speed
90/100/120/133/150/166/180/200/233/250/266Hz
Chip Set
VIA MVP3
Video Chip Set
None
Maximum Onboard Memory
128MB (EDO & SDRAM supported)
Maximum Video Memory
None
Cache
512/1024KB
BIOS
Award
Dimensions
254mm x 218mm
I/O Options
32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector, AGP slot, wake on LAN connector

CONNECTIONS
Purpose
Location
Purpose
Location
AGP slot
AGP
Reset switch
J25A
ATX power connector
ATX
Soft off power supply
J25B
Parallel port
CN1
Turbo LED
J25C
Serial port 1
CN2
IDE interface LED
J25D
Serial port 2
CN3
Power LED & keylock
J25E
IDE interface 1
CN4
Speaker
J25F
IDE interface 2
CN5
CPU fan power
JP12
Floppy drive interface
CN6
Wake on LAN connector
JP44
PS/2 mouse interface
CN7
32-bit PCI slots
PC1 – PC3
IR connector
IR1
USB connector
USB

USER CONFIGURABLE SETTINGS
Function
Label
Position

CPU voltage select auto
JP4
Closed

CPU voltage select manual
JP4
Open
»
CMOS memory normal operation
JP5
Pins 1 & 2 closed

CMOS memory clear
JP5
Pins 2 & 3 closed

CPU burst mode select interleave
JP22
Pins 1 & 2 closed

CPU burst mode select linear
JP22
Pins 2 & 3 closed

SIMM CONFIGURATION
Size
Bank 0
8MB
(2) 1M x 36
16MB
(2) 2M x 36
32MB
(2) 4M x 36
64MB
(2) 8M x 36
Note: Board accepts EDO memory.

DIMM CONFIGURATION
Size
Bank 1
Bank 2
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

DIMM CONFIGURATION (CON’T)
Size
Bank 1
Bank 2
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 EDO & SDRAM memory.

DIMM VOLTAGE CONFIGURATION
Voltage
JP37
»
3.3v
Pins 1 & 3, 2 & 4 closed

5v
Pins 3 & 5, 4 & 6 closed

DIMM FREQUENCY CONFIGURATION
Frequency
JP9
JP10
»
SDRAM = CPU
Pins 2 & 3 closed
Pins 1 & 2 closed

SDRAM = AGP
Pins 1 & 2 closed
Pins 2 & 3 closed

CACHE CONFIGURATION
Size
Bank 0
TAG
512KB
(1) 64K x 64
(1) 16K x 8
1MB
(2) 64K x 64
(1) 16K x 8

CPU SPEED SELECTION (CX 6X86)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
SW1/5
SW1/6
150MHz
60MHz
2x
On
Off
Off
On
Off
Off
166MHz
66MHz
2x
On
Off
Off
Off
Off
Off
200MHz
75MHz
2x
On
Off
Off
Off
On
Off

CPU SPEED SELECTION (CX 6X86L)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
SW1/5
SW1/6
150MHz
60MHz
2x
On
Off
Off
On
Off
Off
166MHz
66MHz
2x
On
Off
Off
Off
Off
Off
200MHz
75MHz
2x
On
Off
Off
Off
On
Off

CPU SPEED SELECTION (CX 6X86MX)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
SW1/5
SW1/6
166MHz
60MHz
2.5x
On
On
Off
On
Off
Off
200MHz
66MHz
2.5x
On
On
Off
On
Off
Off
200MHz
75MHz
2x
On
Off
Off
Off
On
Off
233MHz
75MHz
2.5x
On
On
Off
Off
On
Off
233MHz
66MHz
3x
Off
On
Off
On
Off
Off
266MHz
83MHz
2.5x
On
On
Off
On
On
Off

CPU SPEED SELECTION (AM K5)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
SW1/5
SW1/6
90MHz
60MHz
1.5x
Off
Off
Off
On
Off
Off
100MHz
66MHz
1.5x
Off
Off
Off
Off
Off
Off
120MHz
60MHz
1.5x
Off
Off
Off
On
Off
Off
133MHz
66MHz
2x
On
Off
Off
Off
Off
Off
166MHz
66MHz
2.5x
On
On
Off
Off
Off
Off

CPU SPEED SELECTION (AM K6)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
SW1/5
SW1/6
166MHz
66MHz
2.5x
On
On
Off
Off
Off
Off
180MHz
66MHz
3x
Off
On
Off
On
Off
Off
200MHz
66MHz
3x
Off
On
Off
Off
Off
Off
233MHz
66MHz
3.5x
Off
Off
Off
Off
Off
Off

CPU SPEED SELECTION (AM K6 2)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
SW1/5
SW1/6
250MHz
100MHz
2.5x
On
On
Off
Off
Off
On

CPU SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
SW1/5
SW1/6
90MHz
60MHz
1.5x
Off
Off
Off
On
Off
Off
100MHz
66MHz
1.5x
Off
Off
Off
Off
Off
Off
120MHz
60MHz
2x
On
Off
Off
On
Off
Off
133MHz
66MHz
2x
On
Off
Off
Off
Off
Off
150MHz
60MHz
2.5x
On
On
Off
On
Off
Off
166MHz
66MHz
2.5x
On
On
Off
Off
Off
Off
180MHz
66MHz
3x
Off
On
Off
On
Off
Off
200MHz
66MHz
3x
Off
On
Off
Off
Off
Off

CPU SPEED SELECTION (INTEL MMX)
CPU speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
SW1/5
SW1/6
166MHz
66MHz
2.5x
On
On
Off
Off
Off
Off
180MHz
66MHz
3x
Off
On
Off
On
Off
Off
200MHz
66MHz
3x
Off
On
Off
Off
Off
Off
233MHz
66MHz
3.5x
Off
Off
Off
Off
Off
Off

CPU VOLTAGE SELECTION
Voltage
JP30
2.0v
Open
2.1v
Pins 5 & 6 closed
2.2v
Pins 3 & 4 closed
2.3v
Pins 3 & 4, 5 & 6 closed
2.4v
Pins 7 & 8 closed
2.5v
Pins 5 & 6, 7 & 8 closed
2.6v
Pins 3 & 4, 7 & 8 closed
2.7v
Pins 3 & 4, 5 & 6, 7 & 8 closed
2.8v
Pins 1 & 2, 11 & 12 closed
2.9v
Pins 1 & 2, 5 & 6 closed
3.0v
Pins 1 & 2, 3 & 4 closed
3.1v
Pins 1 & 2, 3 & 4, 5 & 6 closed
3.2v
Pins 1 & 2, 7 & 8 closed
3.3v
Pins 1 & 2, 9 & 10 closed
3.4v
Pins 1 & 2, 3 & 4, 7 & 8 closed
3.5v
Pins 1 & 2, 11 & 12 closed

POWER SUPPLY SELECTION
Type
JP2
JP6
»
AT
Pins 2 & 3 closed
Pins 2 & 3 closed

ATX
Pins 1 & 2 closed
Pins 1 & 2 closed

HOST BUS FREQUENCY SELECTION
CPU host bus
AGP host bus
PCI hose bus
JP7
JP8
»
66MHz
66MHz
33MHz
Pins 2 & 3 closed
Open

100MHz
66MHz
33MHz
Pins 1 & 2 closed
Pins 2 & 3 closed

Headaches Begone! A Systemic Approach To Healing Your Headaches

Don't Let Your Bike Seat Ruin Your Sex Life Book

SY-5EHM Motherboard Settings and Configuration

Search

My Books

Discover

Device Type	Mainboard
Processor	CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/ AM K6-2/Pentium/Pentium MMX
Processor Speed	90/100/120/133/150/166/180/200/233/250/266Hz
Chip Set	VIA MVP3
Video Chip Set	None
Maximum Onboard Memory	128MB (EDO & SDRAM supported)
Maximum Video Memory	None
Cache	512/1024KB
BIOS	Award
Dimensions	254mm x 218mm
I/O Options	32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector, AGP slot, wake on LAN connector

CONNECTIONS
Purpose	Location	Purpose	Location
AGP slot	AGP	Reset switch	J25A
ATX power connector	ATX	Soft off power supply	J25B
Parallel port	CN1	Turbo LED	J25C
Serial port 1	CN2	IDE interface LED	J25D
Serial port 2	CN3	Power LED & keylock	J25E
IDE interface 1	CN4	Speaker	J25F
IDE interface 2	CN5	CPU fan power	JP12
Floppy drive interface	CN6	Wake on LAN connector	JP44
PS/2 mouse interface	CN7	32-bit PCI slots	PC1 – PC3
IR connector	IR1	USB connector	USB

USER CONFIGURABLE SETTINGS
Function		Label	Position
	CPU voltage select auto	JP4	Closed
	CPU voltage select manual	JP4	Open
»	CMOS memory normal operation	JP5	Pins 1 & 2 closed
	CMOS memory clear	JP5	Pins 2 & 3 closed
	CPU burst mode select interleave	JP22	Pins 1 & 2 closed
	CPU burst mode select linear	JP22	Pins 2 & 3 closed

SIMM CONFIGURATION
Size	Bank 0
8MB	(2) 1M x 36
16MB	(2) 2M x 36
32MB	(2) 4M x 36
64MB	(2) 8M x 36
Note: Board accepts EDO memory.

DIMM CONFIGURATION
Size	Bank 1	Bank 2
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

DIMM CONFIGURATION (CON’T)
Size	Bank 1	Bank 2
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 EDO & SDRAM memory.

DIMM VOLTAGE CONFIGURATION
Voltage		JP37
»	3.3v	Pins 1 & 3, 2 & 4 closed
	5v	Pins 3 & 5, 4 & 6 closed

DIMM FREQUENCY CONFIGURATION
Frequency		JP9	JP10
»	SDRAM = CPU	Pins 2 & 3 closed	Pins 1 & 2 closed
	SDRAM = AGP	Pins 1 & 2 closed	Pins 2 & 3 closed

CACHE CONFIGURATION
Size	Bank 0	TAG
512KB	(1) 64K x 64	(1) 16K x 8
1MB	(2) 64K x 64	(1) 16K x 8

CPU SPEED SELECTION (CX 6X86)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6
150MHz	60MHz	2x	On	Off	Off	On	Off	Off
166MHz	66MHz	2x	On	Off	Off	Off	Off	Off
200MHz	75MHz	2x	On	Off	Off	Off	On	Off

CPU SPEED SELECTION (CX 6X86L)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6
150MHz	60MHz	2x	On	Off	Off	On	Off	Off
166MHz	66MHz	2x	On	Off	Off	Off	Off	Off
200MHz	75MHz	2x	On	Off	Off	Off	On	Off

CPU SPEED SELECTION (CX 6X86MX)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6
166MHz	60MHz	2.5x	On	On	Off	On	Off	Off
200MHz	66MHz	2.5x	On	On	Off	On	Off	Off
200MHz	75MHz	2x	On	Off	Off	Off	On	Off
233MHz	75MHz	2.5x	On	On	Off	Off	On	Off
233MHz	66MHz	3x	Off	On	Off	On	Off	Off
266MHz	83MHz	2.5x	On	On	Off	On	On	Off

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6
90MHz	60MHz	1.5x	Off	Off	Off	On	Off	Off
100MHz	66MHz	1.5x	Off	Off	Off	Off	Off	Off
120MHz	60MHz	1.5x	Off	Off	Off	On	Off	Off
133MHz	66MHz	2x	On	Off	Off	Off	Off	Off
166MHz	66MHz	2.5x	On	On	Off	Off	Off	Off

CPU SPEED SELECTION (AM K6)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6
166MHz	66MHz	2.5x	On	On	Off	Off	Off	Off
180MHz	66MHz	3x	Off	On	Off	On	Off	Off
200MHz	66MHz	3x	Off	On	Off	Off	Off	Off
233MHz	66MHz	3.5x	Off	Off	Off	Off	Off	Off

CPU SPEED SELECTION (AM K6 2)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6
250MHz	100MHz	2.5x	On	On	Off	Off	Off	On

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6
90MHz	60MHz	1.5x	Off	Off	Off	On	Off	Off
100MHz	66MHz	1.5x	Off	Off	Off	Off	Off	Off
120MHz	60MHz	2x	On	Off	Off	On	Off	Off
133MHz	66MHz	2x	On	Off	Off	Off	Off	Off
150MHz	60MHz	2.5x	On	On	Off	On	Off	Off
166MHz	66MHz	2.5x	On	On	Off	Off	Off	Off
180MHz	66MHz	3x	Off	On	Off	On	Off	Off
200MHz	66MHz	3x	Off	On	Off	Off	Off	Off

CPU SPEED SELECTION (INTEL MMX)
CPU speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6
166MHz	66MHz	2.5x	On	On	Off	Off	Off	Off
180MHz	66MHz	3x	Off	On	Off	On	Off	Off
200MHz	66MHz	3x	Off	On	Off	Off	Off	Off
233MHz	66MHz	3.5x	Off	Off	Off	Off	Off	Off

CPU VOLTAGE SELECTION
Voltage	JP30
2.0v	Open
2.1v	Pins 5 & 6 closed
2.2v	Pins 3 & 4 closed
2.3v	Pins 3 & 4, 5 & 6 closed
2.4v	Pins 7 & 8 closed
2.5v	Pins 5 & 6, 7 & 8 closed
2.6v	Pins 3 & 4, 7 & 8 closed
2.7v	Pins 3 & 4, 5 & 6, 7 & 8 closed
2.8v	Pins 1 & 2, 11 & 12 closed
2.9v	Pins 1 & 2, 5 & 6 closed
3.0v	Pins 1 & 2, 3 & 4 closed
3.1v	Pins 1 & 2, 3 & 4, 5 & 6 closed
3.2v	Pins 1 & 2, 7 & 8 closed
3.3v	Pins 1 & 2, 9 & 10 closed
3.4v	Pins 1 & 2, 3 & 4, 7 & 8 closed
3.5v	Pins 1 & 2, 11 & 12 closed

POWER SUPPLY SELECTION
Type		JP2	JP6
»	AT	Pins 2 & 3 closed	Pins 2 & 3 closed
	ATX	Pins 1 & 2 closed	Pins 1 & 2 closed

HOST BUS FREQUENCY SELECTION
CPU host bus		AGP host bus	PCI hose bus	JP7	JP8
»	66MHz	66MHz	33MHz	Pins 2 & 3 closed	Open
	100MHz	66MHz	33MHz	Pins 1 & 2 closed	Pins 2 & 3 closed