SL-54U5, SL-54U1 Motherboard Settings and Configuration

FLASH TECH, INC.

SL-54U5, SL-54U1

Device Type
Mainboard
Processor
CX 6X86MX/IDT C6/AM K5/AM K6/AM K6-2/Pentium/Pentium MMX
Processor Speed
133/150/166/180/200/233/266/275/333/350MHz
Chip Set
VIA Apollo MVP3
Maximum Onboard Memory
1GB (EDO & SDRAM supported)
Cache
512/1024KB
BIOS
Award
I/O Options
32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse connector, serial ports (2), USB connector (2), IR connector, AGP slot, ATX power connector
Dimensions
240mm x 220mm

CONNECTIONS
Purpose
Location
Purpose
Location
AGP slot
AGP
Reset switch
J1B
ATX power supply
ATX
Power LED & keylock
J1C
Serial port 1
CN1
Turbo LED
J1D
Serial port 2
CN2
IDE interface LED
J2A
Parallel port
CN3
IR connector
J2B
Floppy drive interface
CN4
Power switch
J2C
IDE interface 1
CN5
PS/2 mouse interface
MS1
IDE interface 2
CN6
32-bit PCI slots
PC1 - PC3
CPU fan power
FAN
USB connector
USB
Speaker
J1A

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
CMOS memory normal operation
JP2
Pins 1 & 2 closed

CMOS memory clear
JP2
Pins 2 & 3 closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
8MB
(2) 1MB x 36
None
None
16MB
(2) 1MB x 36
(1) 1MB x 64
None
16MB
(2) 2MB x 36
None
None
24MB
(2) 1MB x 36
(1) 1MB x 64
(1) 1MB x 64
24MB
(2) 2MB x 36
(1) 1MB x 64
None
32MB
(2) 2MB x 36
(1) 2MB x 64
None
32MB
(2) 4MB x 64
None
None
40MB
(2) 2MB x 36
(1) 2MB x 64
(1) 1MB x 64
40MB
(2) 4MB x 36
(1) 1MB x 64
None
48MB
(2) 2MB x 36
(1) 2MB x 64
(1) 2MB x 64
48MB
(2) 4MB x 36
(1) 2MB x 64
None
64MB
(2) 4MB x 36
(1) 4MB x 64
None
64MB
(2) 8MB x 36
None
None
72MB
(2) 4MB x 36
(1) 4MB x 64
(1) 1MB x 64
72MB
(2) 8MB x 36
(1) 1MB x 64
None
80MB
(2) 4MB x 36
(1) 4MB x 64
(1) 2MB x 64
80MB
(2) 8MB x 36
(1) 2MB x 64
None
96MB
(2) 4MB x 36
(1) 4MB x 64
(1) 4MB x 64
96MB
(2) 8MB x 36
(1) 4MB x 64
None

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
128MB
(2) 8MB x 36
(1) 8MB x 64
None
128MB
(2) 16MB x 36
None
None
136MB
(2) 8MB x 36
(1) 8MB x 64
(1) 1MB x 64
136MB
(2) 16MB x 36
(1) 1MB x 64
None
144MB
(2) 8MB x 36
(1) 8MB x 64
(1) 2MB x 64
144MB
(2) 16MB x 36
(1) 2MB x 64
None
160MB
(2) 8MB x 36
(1) 8MB x 64
(1) 4MB x 64
160MB
(2) 16MB x 36
(1) 4MB x 64
None
196MB
(2) 8MB x 36
(1) 8MB x 64
(1) 8MB x 64
196MB
(2) 16MB x 36
(1) 8MB x 64
None
256MB
(2) 16MB x 36
(1) 16MB x 64
None
256MB
(2) 32MB x 36
None
None
264MB
(2) 32MB x 36
(1) 1MB x 64
None
272MB
(2) 32MB x 36
(1) 2MB x 64
None
288MB
(2) 32MB x 36
(1) 4MB x 64
None
320MB
(2) 32MB x 36
(1) 8MB x 64
None
384MB
(2) 32MB x 36
(1) 16MB x 64
None
512MB
(2) 32MB x 36
(1) 32MB x 64
None
520MB
(2) 32MB x 36
(1) 32MB x 64
(1) 1MB x 64
528MB
(2) 32MB x 36
(1) 32MB x 64
(1) 2MB x 64
544MB
(2) 32MB x 36
(1) 32MB x 64
(1) 4MB x 64
576MB
(2) 32MB x 36
(1) 32MB x 64
(1) 8MB x 64
640MB
(2) 32MB x 36
(1) 32MB x 64
(1) 16MB x 64
768MB
(2) 32MB x 36
(1) 32MB x 64
(1) 32MB x 64

SDRAM CLOCK SETTINGS
SDRAM Clock Speed
JP1
JP6
»
CPU Clock
Pins 1 & 2 closed
Pins 2 & 3 closed

AGP Clock (66MHz)
Pins 2 & 3 closed
Pins 1 & 2 closed

CACHE CONFIGURATION
Cache
Bank 0
512KB
(2) 64KB x 32
1024KB
(2) 128KB x 32

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

CPU SPEED SELECTION (CX 6X86MX CONT.)
CPU Speed
Clock speed
Multiplier
SW1/5
SW1/6
JP7
JP8
200MHz
66MHz
2.5x
On
Off
2 & 3
2 & 3
200MHz
75MHz
2x
Off
Off
2 & 3
2 & 3
233MHz
66MHz
3x
On
Off
2 & 3
2 & 3
233MHz
75MHz
2.5x
On
Off
2 & 3
2 & 3
266MHz
75MHz
3x
On
Off
2 & 3
2 & 3
266MHz
83MHz
2.5x
On
Off
1 & 2
1 & 2
Note: Numbers designate pins that should be closed.

CPU SPEED SELECTION (IDT C6)
CPU Speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
200MHz
66MHz
3x
Off
On
On
Off
233MHz
66MHz
3.5x
Off
On
On
Off
266MHz
66MHz
4x
Off
On
On
On

CPU SPEED SELECTION (IDT C6 CONT.)
CPU Speed
Clock speed
Multiplier
SW1/5
SW1/6
JP7
JP8
200MHz
66MHz
3x
On
Off
2 & 3
2 & 3
233MHz
66MHz
3.5x
Off
Off
2 & 3
2 & 3
266MHz
66MHz
4x
Off
On
2 & 3
2 & 3

CPU SPEED SELECTION (AM K5)
CPU Speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
133MHz
66MHz
1.5x
Off
On
On
On
166MHz
66MHz
2.5x
Off
On
On
On
200MHz
66MHz
3x
Off
On
On
Off

CPU SPEED SELECTION (AM K5 CONT.)
CPU Speed
Clock speed
Multiplier
SW1/5
SW1/6
JP7
JP8
133MHz
66MHz
1.5x
Off
Off
2 & 3
2 & 3
166MHz
66MHz
2.5x
On
Off
2 & 3
2 & 3
200MHz
66MHz
3x
On
Off
2 & 3
2 & 3

CPU SPEED SELECTION (AM K6)
CPU Speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
166MHz
66MHz
2.5x
Off
On
On
On
200MHz
66MHz
3x
Off
On
On
Off
233MHz
60MHz
3.5x
Off
On
On
Off
266MHz
66MHz
3.5x
Off
On
On
On

CPU SPEED SELECTION (AM K6 CONT.)
CPU Speed
Clock speed
Multiplier
SW1/5
SW1/6
JP7
JP8
166MHz
66MHz
2.5x
On
Off
2 & 3
2 & 3
200MHz
66MHz
3x
On
Off
2 & 3
2 & 3
233MHz
60MHz
3.5x
Off
Off
2 & 3
2 & 3
266MHz
66MHz
3.5x
Off
On
2 & 3
2 & 3

CPU SPEED SELECTION (AM K6-2)
CPU Speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
250MHz
100MHz
2.5x
Off
Off
Off
On
266MHz
66MHz
4x
Off
On
On
On
300MHz
100MHz
3x
Off
Off
Off
Off
350MHz
100MHz
3.5x
Off
Off
Off
Off

CPU SPEED SELECTION (AM K6-2 CONT.)
CPU Speed
Clock speed
Multiplier
SW1/5
SW1/6
JP7
JP8
250MHz
100MHz
2.5x
On
Off
1 & 2
2 & 3
266MHz
66MHz
4x
Off
On
2 & 3
2 & 3
300MHz
100MHz
3x
On
Off
1 & 2
2 & 3
350MHz
100MHz
3.5x
Off
Off
1 & 2
2 & 3

CPU SPEED SELECTION (INTEL)
CPU Speed
Clock speed
Multiplier
SW1/1
SW1/2
SW1/3
SW1/4
133MHz
66MHz
1.5x
Off
On
On
On
166MHz
66MHz
2.5x
Off
On
On
On
200MHz
66MHz
3x
Off
On
On
Off

CPU SPEED SELECTION (INTEL CONT.)
CPU Speed
Clock speed
Multiplier
SW1/5
SW1/6
JP7
JP8
133MHz
66MHz
1.5x
Off
Off
2 & 3
2 & 3
166MHz
66MHz
2.5x
On
Off
2 & 3
2 & 3
200MHz
66MHz
3x
On
Off
2 & 3
2 & 3

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

CPU SPEED SELECTION (INTEL MMX CONT.)
CPU Speed
Clock speed
Multiplier
SW1/5
SW1/6
JP7
JP8
166MHz
66MHz
2.5x
On
Off
2 & 3
2 & 3
200MHz
66MHz
3x
On
Off
2 & 3
2 & 3
233MHz
66MHz
3.5x
Off
Off
2 & 3
2 & 3

CPU VOLTAGE SELECTION
Voltage (core)
JP3
2.0v
Open
2.1v
Pins 1 & 2 closed
2.2v
Pins 3 & 4 closed
2.3v
Pins 1 & 2, 3 & 4 closed
2.4v
Pins 5 & 6 closed
2.5v
Pins 1 & 2, 5 & 6 closed
2.6v
Pins 3 & 4, 5 & 6 closed
2.7v
Pins 1 & 2, 3 & 4, 5 & 6 closed
2.8v
Pins 7 & 8 closed
2.9v
Pins 1 & 2, 7 & 8 closed
3.0v
Pins 3 & 4, 7 & 8 closed
3.1v
Pins 1 & 2, 3 & 4, 7 & 8 closed
3.2v
Pins 5 & 6, 7 & 8 closed
3.3v
Pins 1 & 2, 5 & 6, 7 & 8 closed
3.4v
Pins 3 & 4, 5 & 6, 7 & 8 closed
3.5v
Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

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Device Type	Mainboard
Processor	CX 6X86MX/IDT C6/AM K5/AM K6/AM K6-2/Pentium/Pentium MMX
Processor Speed	133/150/166/180/200/233/266/275/333/350MHz
Chip Set	VIA Apollo MVP3
Maximum Onboard Memory	1GB (EDO & SDRAM supported)
Cache	512/1024KB
BIOS	Award
I/O Options	32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse connector, serial ports (2), USB connector (2), IR connector, AGP slot, ATX power connector
Dimensions	240mm x 220mm

CONNECTIONS
Purpose	Location	Purpose	Location
AGP slot	AGP	Reset switch	J1B
ATX power supply	ATX	Power LED & keylock	J1C
Serial port 1	CN1	Turbo LED	J1D
Serial port 2	CN2	IDE interface LED	J2A
Parallel port	CN3	IR connector	J2B
Floppy drive interface	CN4	Power switch	J2C
IDE interface 1	CN5	PS/2 mouse interface	MS1
IDE interface 2	CN6	32-bit PCI slots	PC1 - PC3
CPU fan power	FAN	USB connector	USB
Speaker	J1A

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	CMOS memory normal operation	JP2	Pins 1 & 2 closed
	CMOS memory clear	JP2	Pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2
8MB	(2) 1MB x 36	None	None
16MB	(2) 1MB x 36	(1) 1MB x 64	None
16MB	(2) 2MB x 36	None	None
24MB	(2) 1MB x 36	(1) 1MB x 64	(1) 1MB x 64
24MB	(2) 2MB x 36	(1) 1MB x 64	None
32MB	(2) 2MB x 36	(1) 2MB x 64	None
32MB	(2) 4MB x 64	None	None
40MB	(2) 2MB x 36	(1) 2MB x 64	(1) 1MB x 64
40MB	(2) 4MB x 36	(1) 1MB x 64	None
48MB	(2) 2MB x 36	(1) 2MB x 64	(1) 2MB x 64
48MB	(2) 4MB x 36	(1) 2MB x 64	None
64MB	(2) 4MB x 36	(1) 4MB x 64	None
64MB	(2) 8MB x 36	None	None
72MB	(2) 4MB x 36	(1) 4MB x 64	(1) 1MB x 64
72MB	(2) 8MB x 36	(1) 1MB x 64	None
80MB	(2) 4MB x 36	(1) 4MB x 64	(1) 2MB x 64
80MB	(2) 8MB x 36	(1) 2MB x 64	None
96MB	(2) 4MB x 36	(1) 4MB x 64	(1) 4MB x 64
96MB	(2) 8MB x 36	(1) 4MB x 64	None

DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2
128MB	(2) 8MB x 36	(1) 8MB x 64	None
128MB	(2) 16MB x 36	None	None
136MB	(2) 8MB x 36	(1) 8MB x 64	(1) 1MB x 64
136MB	(2) 16MB x 36	(1) 1MB x 64	None
144MB	(2) 8MB x 36	(1) 8MB x 64	(1) 2MB x 64
144MB	(2) 16MB x 36	(1) 2MB x 64	None
160MB	(2) 8MB x 36	(1) 8MB x 64	(1) 4MB x 64
160MB	(2) 16MB x 36	(1) 4MB x 64	None
196MB	(2) 8MB x 36	(1) 8MB x 64	(1) 8MB x 64
196MB	(2) 16MB x 36	(1) 8MB x 64	None
256MB	(2) 16MB x 36	(1) 16MB x 64	None
256MB	(2) 32MB x 36	None	None
264MB	(2) 32MB x 36	(1) 1MB x 64	None
272MB	(2) 32MB x 36	(1) 2MB x 64	None
288MB	(2) 32MB x 36	(1) 4MB x 64	None
320MB	(2) 32MB x 36	(1) 8MB x 64	None
384MB	(2) 32MB x 36	(1) 16MB x 64	None
512MB	(2) 32MB x 36	(1) 32MB x 64	None
520MB	(2) 32MB x 36	(1) 32MB x 64	(1) 1MB x 64
528MB	(2) 32MB x 36	(1) 32MB x 64	(1) 2MB x 64
544MB	(2) 32MB x 36	(1) 32MB x 64	(1) 4MB x 64
576MB	(2) 32MB x 36	(1) 32MB x 64	(1) 8MB x 64
640MB	(2) 32MB x 36	(1) 32MB x 64	(1) 16MB x 64
768MB	(2) 32MB x 36	(1) 32MB x 64	(1) 32MB x 64

SDRAM CLOCK SETTINGS
SDRAM Clock Speed		JP1	JP6
»	CPU Clock	Pins 1 & 2 closed	Pins 2 & 3 closed
	AGP Clock (66MHz)	Pins 2 & 3 closed	Pins 1 & 2 closed

CACHE CONFIGURATION
Cache	Bank 0
512KB	(2) 64KB x 32
1024KB	(2) 128KB x 32

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

CPU SPEED SELECTION (IDT C6)
CPU Speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
200MHz	66MHz	3x	Off	On	On	Off
233MHz	66MHz	3.5x	Off	On	On	Off
266MHz	66MHz	4x	Off	On	On	On

CPU SPEED SELECTION (IDT C6 CONT.)
CPU Speed	Clock speed	Multiplier	SW1/5	SW1/6	JP7	JP8
200MHz	66MHz	3x	On	Off	2 & 3	2 & 3
233MHz	66MHz	3.5x	Off	Off	2 & 3	2 & 3
266MHz	66MHz	4x	Off	On	2 & 3	2 & 3

CPU SPEED SELECTION (AM K5)
CPU Speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
133MHz	66MHz	1.5x	Off	On	On	On
166MHz	66MHz	2.5x	Off	On	On	On
200MHz	66MHz	3x	Off	On	On	Off

CPU SPEED SELECTION (AM K5 CONT.)
CPU Speed	Clock speed	Multiplier	SW1/5	SW1/6	JP7	JP8
133MHz	66MHz	1.5x	Off	Off	2 & 3	2 & 3
166MHz	66MHz	2.5x	On	Off	2 & 3	2 & 3
200MHz	66MHz	3x	On	Off	2 & 3	2 & 3

CPU SPEED SELECTION (AM K6)
CPU Speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
166MHz	66MHz	2.5x	Off	On	On	On
200MHz	66MHz	3x	Off	On	On	Off
233MHz	60MHz	3.5x	Off	On	On	Off
266MHz	66MHz	3.5x	Off	On	On	On

CPU SPEED SELECTION (AM K6 CONT.)
CPU Speed	Clock speed	Multiplier	SW1/5	SW1/6	JP7	JP8
166MHz	66MHz	2.5x	On	Off	2 & 3	2 & 3
200MHz	66MHz	3x	On	Off	2 & 3	2 & 3
233MHz	60MHz	3.5x	Off	Off	2 & 3	2 & 3
266MHz	66MHz	3.5x	Off	On	2 & 3	2 & 3

CPU SPEED SELECTION (AM K6-2)
CPU Speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
250MHz	100MHz	2.5x	Off	Off	Off	On
266MHz	66MHz	4x	Off	On	On	On
300MHz	100MHz	3x	Off	Off	Off	Off
350MHz	100MHz	3.5x	Off	Off	Off	Off

CPU SPEED SELECTION (AM K6-2 CONT.)
CPU Speed	Clock speed	Multiplier	SW1/5	SW1/6	JP7	JP8
250MHz	100MHz	2.5x	On	Off	1 & 2	2 & 3
266MHz	66MHz	4x	Off	On	2 & 3	2 & 3
300MHz	100MHz	3x	On	Off	1 & 2	2 & 3
350MHz	100MHz	3.5x	Off	Off	1 & 2	2 & 3

CPU SPEED SELECTION (INTEL)
CPU Speed	Clock speed	Multiplier	SW1/1	SW1/2	SW1/3	SW1/4
133MHz	66MHz	1.5x	Off	On	On	On
166MHz	66MHz	2.5x	Off	On	On	On
200MHz	66MHz	3x	Off	On	On	Off

CPU SPEED SELECTION (INTEL CONT.)
CPU Speed	Clock speed	Multiplier	SW1/5	SW1/6	JP7	JP8
133MHz	66MHz	1.5x	Off	Off	2 & 3	2 & 3
166MHz	66MHz	2.5x	On	Off	2 & 3	2 & 3
200MHz	66MHz	3x	On	Off	2 & 3	2 & 3

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

CPU VOLTAGE SELECTION
Voltage (core)	JP3
2.0v	Open
2.1v	Pins 1 & 2 closed
2.2v	Pins 3 & 4 closed
2.3v	Pins 1 & 2, 3 & 4 closed
2.4v	Pins 5 & 6 closed
2.5v	Pins 1 & 2, 5 & 6 closed
2.6v	Pins 3 & 4, 5 & 6 closed
2.7v	Pins 1 & 2, 3 & 4, 5 & 6 closed
2.8v	Pins 7 & 8 closed
2.9v	Pins 1 & 2, 7 & 8 closed
3.0v	Pins 3 & 4, 7 & 8 closed
3.1v	Pins 1 & 2, 3 & 4, 7 & 8 closed
3.2v	Pins 5 & 6, 7 & 8 closed
3.3v	Pins 1 & 2, 5 & 6, 7 & 8 closed
3.4v	Pins 3 & 4, 5 & 6, 7 & 8 closed
3.5v	Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed