SOYO SY-6ZB Motherboard Set the CPU Frequency, Enable/Disable Power-On by Keyboard JP50

SY-6ZBQuick Start Guide

Step 5. Set the CPU Frequency

You do not need to set any jumper for the CPU frequency. Instead, CPU setting are changed through the BIOS [CHIPSET FEATURES SETUP]. Please refer to Chapter 3 - Quick BIOS Setup for details on how to set the Slot 1 processor frequency.

Step 6. Enable/Disable Power-On by Keyboard (JP50)

You can choose to enable the Power-On by Keyboard function by shorting pin 2-3 on jumper JP50, otherwise, short pin 1-2 to disable this function.

Power-On by	Enable	Disable
Keyboard

JP50 Setting

Short pin 2-3 to enable the

Power-On by Keyboard function.

1

2

3

Short pin 1-2 to disable the

Power-On by Keyboard function.

1

2

3

Important: When using the Power-On by Keyboard function, please make sure the ATX power supply can take at least 720mA load on the 5V Standby lead (5VSB) to meet the standard ATX specification.

Step 7. Clear CMOS Data (JP5)

Clear the CMOS memory by momentarily shorting pin 2-3 on jumper JP5 for at least 5 seconds, and then by shorting pin 1-2 to retain new settings. This jumper can be easily identified by its white colored cap.

CMOS Clearing	Clear CMOS Data		Retain CMOS Data
	Short pin 2-3 for	1	Short pin 1-2	1
		2		2
JP5 Setting	at least 5 seconds		to retain the
	to clear the CMOS.	3	new settings.	3

Note: You must unplug the ATX power cable from the ATX power connector when performing the CMOS Clear operation.

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