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