PM-8500 Motherboard Settings and Configuration

AMPTRON INTERNATIONAL, INC.

PM-8500

Processor
CX 6X86/CX 6X86L/CX 868MX/ IBM 6X86/IBM 6X86L/IBM 868MX/AM K5/AM K6/Pentium
Processor Speed
75/90/100/120/133/150/166/180/200/233MHz
Chip Set
Intel
Video Chip Set
None
Maximum Onboard Memory
384MB (EDO supported)
Maximum Video Memory
None
Cache
512KB
BIOS
AMI
Dimensions
260mm 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), USB connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Serial port 2
CN1
Chassis fan power
J4
PS/2 mouse interface
CN2
IDE interface LED
J5
Floppy drive interface
CN3
Power LED & keylock
J6
Parallel port
CN4
Reset switch
J7
IDE interface 1
CN5
Speaker
J8
IDE interface 2
CN6
Turbo LED
JP8
Serial port 1
CN7
32-bit PCI slots
PC1 – PC4
USB connector
J2

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

CMOS memory clear
JP1
Pins 2 & 3 closed
»
Factory configured - do not alter
JP9C
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
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 0
Bank 1
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

DIMM VOLTAGE CONFIGURATION
Voltage
JP3A
JP3B
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 (CYRIX)
CPU speed
Clock speed
Multiplier
JP5
JP6
JP7
JP9A
JP9B
120MHz
50MHz
2x
2 & 3
2 & 3
2 & 3
2 & 3
1 & 2
133MHz
55MHz
2x
1 & 2
2 & 3
1 & 2
2 & 3
1 & 2
150MHz
60MHz
2x
1 & 2
2 & 3
2 & 3
2 & 3
1 & 2
166MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
200MHz
75MHz
2x
1 & 2
2 & 3
1 & 2
2 & 3
1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM)
CPU speed
Clock speed
Multiplier
JP5
JP6
JP7
JP9A
JP9B
120MHz
50MHz
2x
2 & 3
2 & 3
2 & 3
2 & 3
1 & 2
133MHz
55MHz
2x
1 & 2
2 & 3
1 & 2
2 & 3
1 & 2
150MHz
60MHz
2x
1 & 2
2 & 3
2 & 3
2 & 3
1 & 2
166MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
200MHz
75MHz
2x
1 & 2
2 & 3
1 & 2
2 & 3
1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed
Clock speed
Multiplier
JP5
JP6
JP7
JP9A
JP9B
75MHz
50MHz
1.5x
2 & 3
2 & 3
2 & 3
1 & 2
1 & 2
90MHz
60MHz
1.5x
1 & 2
2 & 3
2 & 3
1 & 2
1 & 2
100MHz
66MHz
1.5x
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
120MHz
60MHz
1.5x
1 & 2
2 & 3
2 & 3
1 & 2
1 & 2
133MHz
66MHz
1.5x
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
150MHz
60MHz
2x
1 & 2
2 & 3
2 & 3
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 (AM K6)
CPU speed
Clock speed
Multiplier
JP5
JP6
JP7
JP9A
JP9B
166MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
2 & 3
2 & 3
180MHz
60MHz
3x
1 & 2
2 & 3
2 & 3
1 & 2
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 SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
JP5
JP6
JP7
JP9A
JP9B
75MHz
50MHz
1.5x
2 & 3
2 & 3
2 & 3
1 & 2
1 & 2
90MHz
60MHz
1.5x
1 & 2
2 & 3
2 & 3
1 & 2
1 & 2
100MHz
66MHz
1.5x
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
120MHz
60MHz
2x
1 & 2
2 & 3
2 & 3
2 & 3
1 & 2
133MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 3
1 & 2
150MHz
60MHz
2.5x
1 & 2
2 & 3
2 & 3
2 & 3
2 & 3
166MHz
66MHz
2.5x
2 & 3
1 & 2
2 & 3
2 & 3
2 & 3
180MHz
60MHz
3x
1 & 2
2 & 3
2 & 3
1 & 2
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
JP4A
JP4B
Single voltage
Pins 1 & 2 closed
Pins 1 & 2 closed
Dual voltage
Pins 2 & 3 closed
Pins 2 & 3 closed

CPU VOLTAGE SELECTION
Voltage
JP10A
JP10B
JP10C
JP10D
JPE
2.5v
Open
Open
Open
Open
Open
2.8v
Open
Open
Open
Open
Closed
2.9v
Open
Open
Open
Closed
Open
3.2v
Open
Open
Closed
Open
Open
3.3v
Open
Closed
Open
Open
Open
3.5v
Closed
Open
Open
Open
Open

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Processor	CX 6X86/CX 6X86L/CX 868MX/ IBM 6X86/IBM 6X86L/IBM 868MX/AM K5/AM K6/Pentium
Processor Speed	75/90/100/120/133/150/166/180/200/233MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	384MB (EDO supported)
Maximum Video Memory	None
Cache	512KB
BIOS	AMI
Dimensions	260mm 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), USB connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 2	CN1	Chassis fan power	J4
PS/2 mouse interface	CN2	IDE interface LED	J5
Floppy drive interface	CN3	Power LED & keylock	J6
Parallel port	CN4	Reset switch	J7
IDE interface 1	CN5	Speaker	J8
IDE interface 2	CN6	Turbo LED	JP8
Serial port 1	CN7	32-bit PCI slots	PC1 – PC4
USB connector	J2

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	JP1	Pins 1 & 2 closed
	CMOS memory clear	JP1	Pins 2 & 3 closed
»	Factory configured - do not alter	JP9C	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
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 0	Bank 1
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

DIMM VOLTAGE CONFIGURATION
Voltage	JP3A	JP3B
3.3v	Pins 2 & 3 closed	Pins 2 & 3 closed
5v	Pins 1 & 2 closed	Pins 1 & 2 closed

CPU SPEED SELECTION (CYRIX)
CPU speed	Clock speed	Multiplier	JP5	JP6	JP7	JP9A	JP9B
120MHz	50MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
133MHz	55MHz	2x	1 & 2	2 & 3	1 & 2	2 & 3	1 & 2
150MHz	60MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
166MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
200MHz	75MHz	2x	1 & 2	2 & 3	1 & 2	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (IBM)
CPU speed	Clock speed	Multiplier	JP5	JP6	JP7	JP9A	JP9B
120MHz	50MHz	2x	2 & 3	2 & 3	2 & 3	2 & 3	1 & 2
133MHz	55MHz	2x	1 & 2	2 & 3	1 & 2	2 & 3	1 & 2
150MHz	60MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
166MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
200MHz	75MHz	2x	1 & 2	2 & 3	1 & 2	2 & 3	1 & 2
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	JP5	JP6	JP7	JP9A	JP9B
75MHz	50MHz	1.5x	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
90MHz	60MHz	1.5x	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
100MHz	66MHz	1.5x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
120MHz	60MHz	1.5x	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
133MHz	66MHz	1.5x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
150MHz	60MHz	2x	1 & 2	2 & 3	2 & 3	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 (AM K6)
CPU speed	Clock speed	Multiplier	JP5	JP6	JP7	JP9A	JP9B
166MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3
180MHz	60MHz	3x	1 & 2	2 & 3	2 & 3	1 & 2	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 SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP5	JP6	JP7	JP9A	JP9B
75MHz	50MHz	1.5x	2 & 3	2 & 3	2 & 3	1 & 2	1 & 2
90MHz	60MHz	1.5x	1 & 2	2 & 3	2 & 3	1 & 2	1 & 2
100MHz	66MHz	1.5x	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
120MHz	60MHz	2x	1 & 2	2 & 3	2 & 3	2 & 3	1 & 2
133MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2
150MHz	60MHz	2.5x	1 & 2	2 & 3	2 & 3	2 & 3	2 & 3
166MHz	66MHz	2.5x	2 & 3	1 & 2	2 & 3	2 & 3	2 & 3
180MHz	60MHz	3x	1 & 2	2 & 3	2 & 3	1 & 2	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	JP4A	JP4B
Single voltage	Pins 1 & 2 closed	Pins 1 & 2 closed
Dual voltage	Pins 2 & 3 closed	Pins 2 & 3 closed

CPU VOLTAGE SELECTION
Voltage	JP10A	JP10B	JP10C	JP10D	JPE
2.5v	Open	Open	Open	Open	Open
2.8v	Open	Open	Open	Open	Closed
2.9v	Open	Open	Open	Closed	Open
3.2v	Open	Open	Closed	Open	Open
3.3v	Open	Closed	Open	Open	Open
3.5v	Closed	Open	Open	Open	Open