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Hardware Installation
2-3.4 Jumper Setting
On Board Audio Codec Enable/Disable (SW1)
Step 1.
SW1
Enable
Disable
CNR MR Card-CODEC OPTION (JP4)
Step 2.
CNR MR
Card-CODEC
OPTION
JP4 Setting
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
Pin 1
On
Off
Primary
Open
JP4
Clear CMOS Data
Short pin 2-3 for
at least 5
seconds to clear
the CMOS
Pin 2
On
Off
Short JP4
1 2
Retain CMOS Data
Short pin 1-2
to retain new
settings
1 2 3
41
SY-P4IS2
Secondary
1 2
1 2 3
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