SY-5EHM/5EH5 V1.x Quick Start Guide

Processor

Voltage

 

Voltage Setting: SW2

 

JP1

1

2

3

4

5

1-2

3-4

 

 

 

 

 

 

 

 

 

 

 

IDT X86 CPU C6/2-225*

3.52 V

on

on

on

on

off

open

open

IDT X86 CPU 2-266

 

 

 

 

 

 

 

 

The IDT X86 CPU C6/2 comes in several versions with different. Voltage.

IDT X86 CPU 2-300

Please ask your dealer for the correct voltage.

 

 

 

IDT X86 CPU C6/2-200*

3.3 V

on

off

on

on

off

open

open

IDT X86 CPU 2-233*

 

 

 

 

 

 

 

 

Rise mP6 PR266

2.8 V

off

off

off

on

off

close

close

 

 

 

 

 

 

 

 

 

Step 3. Set SW1 for CPU Frequency

The DIP switch SW1 enables you to assign the Frequency Multiplier, CPU Host Bus Clock, AGP Clock and PCI Clock, as shown in the following table:

 

 

CPU

 

 

 

Frequency Setting: SW1

Processor

Multiplier

Bus

JP7

JP9

JP10

1

2

3

4

5

6

 

 

Clock

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AMD K5 PR100

1.5x

66MHz

2-3

2-3

1-2

off

off

off

off

off

off

 

 

 

 

 

 

 

 

 

 

 

 

AMD K5 PR133

2.0x

66MHz

2-3

2-3

1-2

on

off

off

off

off

off

AMD K5 PR166

2.5x

66MHz

2-3

2-3

1-2

on

on

off

off

off

off

 

 

 

 

 

 

 

 

 

 

 

 

AMD K6 166

2.5x

66MHz

2-3

2-3

1-2

on

on

off

off

off

off

AMD K6 200

3x

66MHz

2-3

2-3

1-2

off

on

off

off

off

off

 

 

 

 

 

 

 

 

 

 

 

 

AMD K6 233

3.5x

66MHz

2-3

2-3

1-2

off

off

off

off

off

off

AMD K6 266

4.0x

66MHz

2-3

2-3

1-2

on

off

on

off

off

off

 

 

 

 

 

 

 

 

 

 

 

 

AMD K6 300

4.5x

66MHz

2-3

2-3

1-2

on

on

on

off

off

off

AMD K6-2 266

4.0x

66MHz

2-3

2-3

1-2

on

off

on

off

off

off

 

 

 

 

 

 

 

 

 

 

 

 

AMD K6-2 300

4.5x

66MHz

2-3

2-3

1-2

on

on

on

off

off

off

3x

100MHz

1-2

2-3

1-2

off

on

off

off

off

on

 

AMD K6-2 333

5.0x

66MHz

2-3

2-3

1-2

off

on

on

off

off

off

3.5x

95MHz

1-2

2-3

1-2

off

off

off

on

off

on

 

 

 

 

 

 

 

 

 

 

 

 

 

AMD K6-2 350

3.5x

100MHz

1-2

2-3

1-2

off

off

off

off

off

on

AMD K6-2 366

5.5x

66MHz

2-3

2-3

1-2

off

off

on

off

off

off

 

 

 

 

 

 

 

 

 

 

 

 

AMD K6-2 380

4.0x

95MHz

1-2

2-3

1-2

on

off

on

on

off

on

AMD K6-2 400

4.0x

100MHz

1-2

2-3

1-2

on

off

on

off

off

on

 

 

 

 

 

 

 

 

 

 

 

 

AMD K6-2 450

4.5x

100MHz

1-2

2-3

1-2

on

on

on

off

off

on

AMD K6-2 475

5.0x

95MHz

1-2

2-3

1-2

off

on

on

on

off

on

 

 

 

 

 

 

 

 

 

 

 

 

AMD K6-2 500

5.0x

100MHz

1-2

2-3

1-2

off

on

on

off

off

on

AMD K6-III 400

4.0x

100MHz

1-2

2-3

1-2

on

off

on

off

off

on

 

 

 

 

 

 

 

 

 

 

 

 

AMD K6-III 450

4.5x

100MHz

1-2

2-3

1-2

on

on

on

off

off

on

Cyrix 6x86 MX PR 166+

2.0x

66MHz

2-3

2-3

1-2

on

off

off

off

off

off

 

 

 

 

 

 

 

 

 

 

 

 

Cyrix 6x86 PR MX 200+

2.0x

75MHz

2-3

2-3

1-2

on

off

off

off

on

off

Cyrix 6x86 MX PR 166

2.0x

66MHz

2-3

2-3

1-2

on

off

off

off

off

off

 

 

 

 

 

 

 

 

 

 

 

 

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SOYO V1.1, V1.0 quick start Set SW1 for CPU Frequency, JP7 JP9