Sony str-dg720 Operating Guide

Connect the AC power cord (mains lead) to a 
wall outlet.

Before using the receiver for the first time, 
initialize the receiver by performing the 
following procedure. This procedure can also 
be used to return settings you have made to 
their factory defaults. 
Be sure to use the buttons on the receiver for 
this operation.

Press ?/1 to turn off the 
receiver.

Hold down ?/1 for 5 seconds.

“PUSH” and “ENTER” appears on the 
display alternately.

After “CLEARING” appears on the 
display for a while, “CLEARED” 
appears.
All the settings you have changed or 
adjusted are reset to the initial settings.

NT B

FRONT A

AC power cord (mains lead)

To the wall outlet

?/1