AX5T-1 Motherboard Settings and Configuration

ACER, INC.

AX5T-1

Processor
CX 6X86/CX 6X86L/AM K5/AM K6/Pentium
Processor Speed
90/100/120/133/150/166/200/233MHz
Chip Set
Intel
Video Chip Set
None
Maximum Onboard Memory
256MB (EDO supported)
Maximum Video Memory
None
Cache
512KB
BIOS
Award
Dimensions
305mm x 244mm
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, IR connector, ATX power connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
ATX power connector
ATX
PS/2 mouse port
CN3
Front panel connector
C1
Serial port 1
CN4
IR connector
C2
IDE interface 2
CN5
IDE interface LED
C3
IDE interface 1
CN6
Chassis fan power
C4
Floppy drive interface
CN7
Wake up connector
C5
USB connector
CN8
Serial port 2
CN1
32-bit PCI slots
PC1 – PC4
Parallel port
CN2

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
CMOS memory normal operation
JP14
Pins 1 & 2 closed

CMOS memory clear
JP14
Pins 2 & 3 closed
»
ATX power select 5v standard by current
PWR
Pins 3 & 4 closed

ATX power select 5v fixed
PWR
Pins 1 & 2 closed
»
Factory configured - do not alter
SPWR
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) 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

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

CPU SPEED SELECTION (CX 6X86/6X 86L)
CPU speed
Clock speed
Multiplier
JP1
JP2
JP3
JP4
150MHz
60MHz
2x
2 & 3
1 & 2
1 & 2
2 & 3
166MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed
Clock speed
Multiplier
JP1
JP2
JP3
JP4
90MHz
60MHz
1.5x
1 & 2
1 & 2
1 & 2
2 & 3
100MHz
66MHz
1.5x
1 & 2
1 & 2
2 & 3
2 & 3
120MHz
60MHz
1.5x
1 & 2
1 & 2
1 & 2
2 & 3
133MHz
66MHz
1.5x
1 & 2
1 & 2
2 & 3
2 & 3
166MHz
66MHz
1.75x
2 & 3
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
JP1
JP2
JP3
JP4
166MHz
66MHz
2.5x
2 & 3
2 & 3
2 & 3
2 & 3
200MHz
66MHz
3x
1 & 2
2 & 3
2 & 3
2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed
Clock speed
Multiplier
JP1
JP2
JP3
JP4
90MHz
60MHz
1.5x
1 & 2
1 & 2
1 & 2
2 & 3
100MHz
66MHz
1.5x
1 & 2
1 & 2
2 & 3
2 & 3
120MHz
60MHz
2x
1 & 2
2 & 3
1 & 2
2 & 3
133MHz
66MHz
2x
2 & 3
1 & 2
2 & 3
2 & 3
150MHz
60MHz
2.5x
2 & 3
2 & 3
1 & 2
2 & 3
166MHz
66MHz
2.5x
2 & 3
2 & 3
2 & 3
2 & 3
200MHz
66MHz
3x
1 & 2
2 & 3
2 & 3
2 & 3
233MHz
66MHz
3.5x
1 & 2
1 & 2
2 & 3
2 & 3
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (SINGLE)
Voltage
JP7
JP9
JP10
3.45v
1 & 2
1 & 2, 3 & 4
Open
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (DUAL)
Voltage
V core
JP7
JP9
JP10
3.45v
2.5v
11 & 12
Open
1 & 2, 3 & 4
3.45v
2.7v
9 & 10
Open
1 & 2, 3 & 4
3.45v
2.8v
7 & 8
Open
1 & 2, 3 & 4
3.45v
2.9v
5 & 6
Open
1 & 2, 3 & 4
3.45v
3.52v
3 & 4
Open
1 & 2, 3 & 4
Note: Pins designated should be in the closed position.

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AX5T-1 Motherboard Settings and Configuration

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Processor	CX 6X86/CX 6X86L/AM K5/AM K6/Pentium
Processor Speed	90/100/120/133/150/166/200/233MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	256MB (EDO supported)
Maximum Video Memory	None
Cache	512KB
BIOS	Award
Dimensions	305mm x 244mm
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, IR connector, ATX power connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
ATX power connector	ATX	PS/2 mouse port	CN3
Front panel connector	C1	Serial port 1	CN4
IR connector	C2	IDE interface 2	CN5
IDE interface LED	C3	IDE interface 1	CN6
Chassis fan power	C4	Floppy drive interface	CN7
Wake up connector	C5	USB connector	CN8
Serial port 2	CN1	32-bit PCI slots	PC1 – PC4
Parallel port	CN2

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	JP14	Pins 1 & 2 closed
	CMOS memory clear	JP14	Pins 2 & 3 closed
»	ATX power select 5v standard by current	PWR	Pins 3 & 4 closed
	ATX power select 5v fixed	PWR	Pins 1 & 2 closed
»	Factory configured - do not alter	SPWR	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) 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

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

CPU SPEED SELECTION (CX 6X86/6X 86L)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP3	JP4
150MHz	60MHz	2x	2 & 3	1 & 2	1 & 2	2 & 3
166MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (AM K5)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP3	JP4
90MHz	60MHz	1.5x	1 & 2	1 & 2	1 & 2	2 & 3
100MHz	66MHz	1.5x	1 & 2	1 & 2	2 & 3	2 & 3
120MHz	60MHz	1.5x	1 & 2	1 & 2	1 & 2	2 & 3
133MHz	66MHz	1.5x	1 & 2	1 & 2	2 & 3	2 & 3
166MHz	66MHz	1.75x	2 & 3	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	JP1	JP2	JP3	JP4
166MHz	66MHz	2.5x	2 & 3	2 & 3	2 & 3	2 & 3
200MHz	66MHz	3x	1 & 2	2 & 3	2 & 3	2 & 3
Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (INTEL)
CPU speed	Clock speed	Multiplier	JP1	JP2	JP3	JP4
90MHz	60MHz	1.5x	1 & 2	1 & 2	1 & 2	2 & 3
100MHz	66MHz	1.5x	1 & 2	1 & 2	2 & 3	2 & 3
120MHz	60MHz	2x	1 & 2	2 & 3	1 & 2	2 & 3
133MHz	66MHz	2x	2 & 3	1 & 2	2 & 3	2 & 3
150MHz	60MHz	2.5x	2 & 3	2 & 3	1 & 2	2 & 3
166MHz	66MHz	2.5x	2 & 3	2 & 3	2 & 3	2 & 3
200MHz	66MHz	3x	1 & 2	2 & 3	2 & 3	2 & 3
233MHz	66MHz	3.5x	1 & 2	1 & 2	2 & 3	2 & 3
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (SINGLE)
Voltage	JP7	JP9	JP10
3.45v	1 & 2	1 & 2, 3 & 4	Open
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION (DUAL)
Voltage	V core	JP7	JP9	JP10
3.45v	2.5v	11 & 12	Open	1 & 2, 3 & 4
3.45v	2.7v	9 & 10	Open	1 & 2, 3 & 4
3.45v	2.8v	7 & 8	Open	1 & 2, 3 & 4
3.45v	2.9v	5 & 6	Open	1 & 2, 3 & 4
3.45v	3.52v	3 & 4	Open	1 & 2, 3 & 4
Note: Pins designated should be in the closed position.