MS-5146 Motherboard Settings and Configuration

ACHME COMPUTER, INC.

MS-5146

Processor
CX M1/AM K5/Pentium
Processor Speed
75/90/100/120/133/150/166/200MHz
Chip Set
SIS
Video Chip Set
None
Maximum Onboard Memory
256MB (EDO supported)
Maximum Video Memory
None
Cache
256/512KB
BIOS
AMI/Award
Dimensions
250mm x 220mm
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 2
CN1
Speaker
JFP/pins 7 - 10
Serial port 1
CN2
Turbo LED
JFP/pins 12 & 13
Parallel port
CN3
Reset switch
JFP/pins 19 & 20
Floppy drive interface
CN4
IDE interface LED
JFP/pins 21 & 22
IDE interface 2
CN5
PS/2 mouse interface
JMS
IDE interface 1
CN6
PS/2 & auxiliary keyboard
JPM1
Chassis fan power
FAN
32-bit PCI slots
PC1 – PC4
IR connector
IR1
USB connector
USB
Power LED & keylock
JFP/pins 1 - 5

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
Factory configured - do not alter
J1
Unidentified
»
Factory configured - do not alter
J2
Unidentified

DRAM CONFIGURATION
Size
Bank 0
Bank 1
2MB
(2) 256K x 36
None
4MB
(2) 512K x 36
None
4MB
(2) 256K x 36
(2) 256K x 36
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
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. Banks are interchangeable.

CACHE CONFIGURATION
Size
Bank 0
256KB
(2) 32K x 32
512KB
(2) 64K x 32
Note: The location of bank 0 is unidentified.

CPU SPEED SELECTION (CYRIX)
CPU speed
Clock speed
Multiplier
JK1
SW1/1
SW1/2
120MHz
50MHz
2x
1 & 2, 5 & 6
On
Off
133MHz
60MHz
2x
Open
On
Off
150MHz
66MHz
2x
Open
On
Off
166MHz
60MHz
2x
Open
On
Off
200MHz
66MHz
2x
Open
On
Off
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CYRIX, CON’T)
CPU speed
Clock speed
Multiplier
SW1/3
SW1/4
SW1/5
SW1/6
120MHz
50MHz
2x
On
On
Off
On
133MHz
55MHz
2x
Off
On
Off
On
150MHz
60MHz
2x
On
Off
Off
On
166MHz
66MHz
2x
Off
Off
Off
On
200MHz
66MHz
2x
On
Off
On
On

CPU SPEED SELECTION (AMD)
CPU speed
Clock speed
Multiplier
JK1
SW1/1
SW1/2
75MHz
50MHz
1.5x
1 & 2, 5 & 6
Off
Off
90MHz
60MHz
1.5x
Open
Off
Off
100MHz
66MHz
1.5x
Open
Off
Off
120MHz
60MHz
1.5x
Open
Off
Off
133MHz
66MHz
1.5x
Open
Off
Off
166MHz
66MHz
2.5x
Open
On
On
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AMD, CON’T)
CPU speed
Clock speed
Multiplier
SW1/3
SW1/4
SW1/5
SW1/6
75MHz
50MHz
1.5x
On
On
Off
Off
90MHz
60MHz
1.5x
On
Off
Off
Off
100MHz
66MHz
1.5x
Off
Off
Off
Off
120MHz
60MHz
1.5x
On
Off
Off
Off
133MHz
66MHz
1.5x
Off
Off
Off
Off
166MHz
66MHz
2.5x
Off
Off
Off
Off

CPU SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
JK1
SW1/1
SW1/2
75MHz
50MHz
1.5x
1 & 2, 5 & 6
Off
Off
90MHz
60MHz
1.5x
Open
Off
Off
100MHz
66MHz
1.5x
Open
Off
Off
120MHz
60MHz
2x
Open
On
Off
133MHz
66MHz
2x
Open
On
Off
150MHz
60MHz
2.5x
Open
On
On
166MHz
66MHz
2.5x
Open
On
On
200MHz
66MHz
3x
Open
Off
On
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL, CON’T)
CPU speed
Clock speed
Multiplier
SW1/3
SW1/4
SW1/5
SW1/6
75MHz
50MHz
1.5x
On
On
Off
Off
90MHz
60MHz
1.5x
On
Off
Off
Off
100MHz
66MHz
1.5x
Off
Off
Off
Off
120MHz
60MHz
2x
On
Off
Off
Off
133MHz
66MHz
2x
Off
Off
Off
Off
150MHz
60MHz
2.5x
On
Off
Off
Off
166MHz
66MHz
2.5x
Off
Off
Off
Off
200MHz
66MHz
3x
Off
Off
Off
Off

CPU VOLTAGE SELECTION (SINGLE)
Voltage
JV2
JV3
JV4
3.38v
Open
Pins 1 & 2 closed
Open
3.52v
Pins 1 & 2 closed
Pins 1 & 2 closed
Open

CPU VOLTAGE SELECTION (DUAL)
Voltage
V core
JV2
JV3
JV4
3.3v
2.8v
Pins 1 & 2, 3 & 4 closed
Pins 2 & 3 closed
Open
3.3v
2.9v
Pins 1 & 2 closed
Pins 2 & 3 closed
Pins 3 & 4 closed
3.3v
3v
Open
Pins 2 & 3 closed
Pins 1 & 2 closed

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MS-5146 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	SIS
Video Chip Set	None
Maximum Onboard Memory	256MB (EDO supported)
Maximum Video Memory	None
Cache	256/512KB
BIOS	AMI/Award
Dimensions	250mm x 220mm
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 2	CN1	Speaker	JFP/pins 7 - 10
Serial port 1	CN2	Turbo LED	JFP/pins 12 & 13
Parallel port	CN3	Reset switch	JFP/pins 19 & 20
Floppy drive interface	CN4	IDE interface LED	JFP/pins 21 & 22
IDE interface 2	CN5	PS/2 mouse interface	JMS
IDE interface 1	CN6	PS/2 & auxiliary keyboard	JPM1
Chassis fan power	FAN	32-bit PCI slots	PC1 – PC4
IR connector	IR1	USB connector	USB
Power LED & keylock	JFP/pins 1 - 5

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured - do not alter	J1	Unidentified
»	Factory configured - do not alter	J2	Unidentified

DRAM CONFIGURATION
Size	Bank 0	Bank 1
2MB	(2) 256K x 36	None
4MB	(2) 512K x 36	None
4MB	(2) 256K x 36	(2) 256K x 36
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
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. Banks are interchangeable.

CACHE CONFIGURATION
Size	Bank 0
256KB	(2) 32K x 32
512KB	(2) 64K x 32
Note: The location of bank 0 is unidentified.

CPU SPEED SELECTION (CYRIX)
CPU speed	Clock speed	Multiplier	JK1	SW1/1	SW1/2
120MHz	50MHz	2x	1 & 2, 5 & 6	On	Off
133MHz	60MHz	2x	Open	On	Off
150MHz	66MHz	2x	Open	On	Off
166MHz	60MHz	2x	Open	On	Off
200MHz	66MHz	2x	Open	On	Off
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (CYRIX, CON’T)
CPU speed	Clock speed	Multiplier	SW1/3	SW1/4	SW1/5	SW1/6
120MHz	50MHz	2x	On	On	Off	On
133MHz	55MHz	2x	Off	On	Off	On
150MHz	60MHz	2x	On	Off	Off	On
166MHz	66MHz	2x	Off	Off	Off	On
200MHz	66MHz	2x	On	Off	On	On

CPU SPEED SELECTION (AMD)
CPU speed	Clock speed	Multiplier	JK1	SW1/1	SW1/2
75MHz	50MHz	1.5x	1 & 2, 5 & 6	Off	Off
90MHz	60MHz	1.5x	Open	Off	Off
100MHz	66MHz	1.5x	Open	Off	Off
120MHz	60MHz	1.5x	Open	Off	Off
133MHz	66MHz	1.5x	Open	Off	Off
166MHz	66MHz	2.5x	Open	On	On
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AMD, CON’T)
CPU speed	Clock speed	Multiplier	SW1/3	SW1/4	SW1/5	SW1/6
75MHz	50MHz	1.5x	On	On	Off	Off
90MHz	60MHz	1.5x	On	Off	Off	Off
100MHz	66MHz	1.5x	Off	Off	Off	Off
120MHz	60MHz	1.5x	On	Off	Off	Off
133MHz	66MHz	1.5x	Off	Off	Off	Off
166MHz	66MHz	2.5x	Off	Off	Off	Off

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JK1	SW1/1	SW1/2
75MHz	50MHz	1.5x	1 & 2, 5 & 6	Off	Off
90MHz	60MHz	1.5x	Open	Off	Off
100MHz	66MHz	1.5x	Open	Off	Off
120MHz	60MHz	2x	Open	On	Off
133MHz	66MHz	2x	Open	On	Off
150MHz	60MHz	2.5x	Open	On	On
166MHz	66MHz	2.5x	Open	On	On
200MHz	66MHz	3x	Open	Off	On
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL, CON’T)
CPU speed	Clock speed	Multiplier	SW1/3	SW1/4	SW1/5	SW1/6
75MHz	50MHz	1.5x	On	On	Off	Off
90MHz	60MHz	1.5x	On	Off	Off	Off
100MHz	66MHz	1.5x	Off	Off	Off	Off
120MHz	60MHz	2x	On	Off	Off	Off
133MHz	66MHz	2x	Off	Off	Off	Off
150MHz	60MHz	2.5x	On	Off	Off	Off
166MHz	66MHz	2.5x	Off	Off	Off	Off
200MHz	66MHz	3x	Off	Off	Off	Off

CPU VOLTAGE SELECTION (SINGLE)
Voltage	JV2	JV3	JV4
3.38v	Open	Pins 1 & 2 closed	Open
3.52v	Pins 1 & 2 closed	Pins 1 & 2 closed	Open

CPU VOLTAGE SELECTION (DUAL)
Voltage	V core	JV2	JV3	JV4
3.3v	2.8v	Pins 1 & 2, 3 & 4 closed	Pins 2 & 3 closed	Open
3.3v	2.9v	Pins 1 & 2 closed	Pins 2 & 3 closed	Pins 3 & 4 closed
3.3v	3v	Open	Pins 2 & 3 closed	Pins 1 & 2 closed