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SY-6ZB
Quick Start Guide
9
Hardware
Installation
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
Keyboard
Enable Disable
JP50 Setting
Short pin 2-3 to enable the
Power-On by Keyboard function.
Short pin 1-2 to disable the
Power-On by Keyboard function.
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
JP5 Setting
Short pin 2-3 for
at least 5 seconds
to clear the CMOS.
Short pin 1-2
to retain the
new settings.
Note: You must unplug the ATX power cable from the ATX power connector when
performing the CMOS Clear operation.
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