SOYO SY-P4I845PEISA User Manual page 39

Hardware Installation
G. 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.
This jumper can be easily identified by its white colored cap.
2. Then put the jumper back to 1-2 to allow writing of new data into the
CMOS memory.
CMOS Clearing
JP5 Setting
Note: You must unplug the ATX 12V power cable from the ATX 12V
power connector when performing the CMOS Clear operation.
Audio Speakers connections
When using 2 channel speaker, connect the speaker cable to line-out.
If you're using 4 channel speaker, connect the front L/R speakers to line-out
and rear L/R speakers to Line-in. make sure to set the audio software for 4
channel speaker system. Don't forget to set the Audio Rack software to 4
channel system. Line in is an available in 4 channel speaker mode.
If you are using 6 channel speaker, connect the front L/R speaker to line-out,
rear L/R speaker to line-in and center/Bass speaker to Mic-in. Make sure to
set the audio software for 6 channel speaker system.
Clear CMOS Data
Short pin 2-3
for at least 5
seconds to
clear the
CMOS
SY-P4I845PEISA/GEISA
Retain CMOS Data
Short pin 1-2 to
retain new
settings
1 2 3
34
1 2 3