SOLTEK, INC.

SL-61A

Processor

Pentium II

Processor Speed

233/266MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

384MB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB (located on Pentium II CPU)

BIOS

Award

Dimensions

330mm x 220mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

IR connector

J1B

Serial port 2

CN1

Soft off power supply

J1C

Serial port 1

CN2

Green PC connector

J1D

Parallel port

CN3

Speaker

J2A

Floppy drive interface

CN4

Reset switch

J2B

IDE interface 1

CN5

Power LED & keylock

J2C

IDE interface 2

CN6

Turbo LED

J2D

PS/2 mouse interface

CN7

32-bit PCI slots

PC1 – PC4

Chassis fan power

FAN

USB connector

USB

IDE interface LED

J1A

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

JP2

Closed

»

Factory configured - do not alter

JP6

Open

»

Factory configured - do not alter

JP7

Closed

»

Factory configured - do not alter

JP8

Open

»

CMOS memory normal operation

JP9

Pins 1 & 2 closed

 

CMOS memory clear

JP9

Pins 2 & 3 closed

»

Power supply select AT

JP11

Pins 1 & 2 closed

 

Power supply select ATX

JP11

Pins 2 & 3 closed

Note: The location of the factory configured jumpers are unidentified.

DIMM/ SIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(2) 1M x 36

None

None

None

8MB

None

None

(1) 1M x 64

None

16MB

(2) 2M x 36

None

None

None

16MB

None

None

(1) 2M x 64

None

16MB

(2) 1M x 36

(2) 1M x 36

None

None

16MB

(2) 1M x 36

None

None

(1) 1M x 64

16MB

None

None

(1) 1M x 64

(1) 1M x 64

24MB

None

(2) 2M x 36

(1) 1M x 64

None

32MB

(2) 4M x 36

None

None

None

32MB

None

None

(1) 4M x 64

None

32MB

(2) 2M x 36

None

None

(1) 2M x 64

32MB

None

(2) 2M x 36

(1) 2M x 64

None

40MB

(2) 4M x 36

(2) 1M x 36

None

None

40MB

(2) 4M x 36

None

None

(1) 1M x 64

48MB

(2) 2M x 36

None

None

(1) 4M x 64

48MB

(2) 4M x 36

(2) 2M x 36

None

None

DIMM/SIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

48MB

(2) 4M x 36

None

None

(1) 2M x 64

64MB

(2) 8M x 36

None

None

None

64MB

None

None

None

(1) 8M x 64

64MB

(2) 4M x 36

(2) 4M x 36

None

None

64MB

(2) 4M x 36

None

None

(1) 4M x 64

72MB

(2) 8M x 36

(2) 1M x 36

None

None

72MB

(2) 8M x 36

None

None

(1) 1M x 64

80MB

(2) 2M x 36

None

None

(1) 8M x 64

80MB

(2) 8M x 36

(2) 2M x 36

None

None

80MB

(2) 8M x 36

None

None

(1) 2M x 64

96MB

(2) 4M x 36

None

None

(1) 8M x 64

96MB

(2) 8M x 36

(2) 4M x 36

None

None

96MB

(2) 8M x 36

None

None

(1) 4M x 64

128MB

None

None

(1) 16M x 64

None

128MB

(2) 16M x 36

None

None

None

128MB

(2) 8M x 36

(2) 8M x 36

None

None

128MB

(2) 8M x 36

None

None

(1) 8M x 64

136MB

None

None

(1) 16M x 64

(1) 1M x 64

136MB

(2) 16M x 36

(2) 1M x 36

None

None

144MB

None

None

(1) 16M x 64

(1) 2M x 64

144MB

(2) 16M x 36

(2) 2M x 36

None

None

160MB

None

None

(1) 16M x 64

(1) 4M x 64

160MB

(2) 16M x 36

(2) 4M x 36

None

None

192MB

None

None

(1) 16M x 64

(1) 8M x 64

192MB

(2) 16M x 36

(2) 8M x 36

None

None

256MB

None

None

(1) 16M x 64

(1) 16M x 64

256MB

(2) 16M x 36

(2) 16M x 36

None

None

288MB

(2) 16M x 36

(2) 16M x 36

(1) 4M x 64

None

320MB

(2) 16M x 36

(2) 16M x 36

(1) 8M x 64

None

384MB

(2) 16M x 36

(2) 16M x 36

(1) 16M x 64

None

Note: Board accepts EDO memory.

DIMM VOLTAGE CONFIGURATION

Voltage

JP1

JP3

»

3.3v

Open

Pins 1 & 2, 3 & 4, 5 & 6 closed

 

5v

Pins 1 & 2, 3 & 4, 5 & 6 closed

Open

CACHE CONFIGURATION

Note: 256KB/512KB cache is located on the Pentium II CPU.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

233MHz

66MHz

3.5x

On

Off

Off

266MHz

66MHz

4x

On

Off

Off

CPU SPEED SELECTION (CON’T)

CPU speed

Clock speed

Multiplier

SW1/4

SW1/5

SW1/6

233MHz

66MHz

3.5x

On

Off

Off

266MHz

66MHz

4x

Off

On

On