STR-DN1030 - Sony Audio Service Manual (repair manual). Page 6

If there is a malfunction, a message appears on 
the display panel. You can check the condition 
of the system by the message. If any problem 
persists, consult your nearest Sony dealer. 

Irregular current is output to the speakers, or 
the receiver is covered and ventilation holes 
are blocked. The receiver will automatically 
turn off after a few seconds. Remove the 
object covering the upper panel of the 
receiver, check the speaker connection and 
turn on the power again.

An over current from the 

 (USB) port was 

detected. The receiver will automatically 
turn off after a few seconds. Check the 
iPod/iPhone or USB device, then unplug it 
and turn on the power again.

For other messages, see “Message list after
Auto Calibration measurement”, “iPod/iPhone 
message list”, “USB message list” and 
“Network features message list”.    

All memorized settings

Customized sound fields

Before using the receiver for the first time, 
initialize the receiver by performing the 
following procedure. This procedure can also 
be used to revert back to the factory default 
settings. 
Be sure to use the buttons on the receiver to 
perform this operation.

Press ?/1 to turn off the 
receiver.

Hold down ?/1 for 5 seconds.

The “CLEARING” appears on the 
display panel for a while, then changes to 
“CLEARED !”.
Changes or adjustments made to the 
settings are now reset to the defaults.

?/1

Be sure to use the buttons on the receiver to 
perform this operation.

Press ?/1 to turn off the 
receiver.

While holding down MUSIC, 
press ?/1.

“S.F. CLEAR” appears on the display 
panel and all sound fields are reset to their 
default setting.

?/1

MUSIC

Note : Refer to SUPPLEMENT-1 for adding SERVICING NOTES
 (TROUBLESHOOTING)