SY-P4VGM V1.0
Quick Start Guide
11
Installation
Keyboard Power On (JP1)
Use this jumper to enable any keyboard activity of powering up a system, which is previously in a
standby or sleep state.
Keyboard Power On 5V 5VSB
JP1 Setting Short pin 1-2
Short pin 2-3
CMOS Clear (JP5)
In some cases the CMOS memory may contain wrong data, follow the steps below to
clear the CMOS memory.
1. Clear the CMOS memory by momentarily shorting pin 2-3 on jumper JP5. Its
white cap can easily identify this jumper.
2. Put the jumper back to 1-2 to allow writing of new data into the CMOS memory.
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 new settings
Note: You must unplug the ATX power cable from the ATX power connector
when performing the CMOS Clear operation.