Sony XAV-712HD Operating Instructions Manual page 48

Invalid Parental Code
 Passcode input failed.
 Check that the passcode has been entered
correctly.
No Signal
 The service has stopped due to a signal
interruption.
 Move to another area with better reception.
 Unplug the SiriusXM tuner, then plug it in
again.
Requested channel not available.
 The active channel has become unavailable.
 The selected channel is not available.
 Check the SiriusXM channel map.
If these solutions do not help improve the situation,
consult your nearest Sony dealer.
If you take the unit to be repaired because of disc
playback trouble, bring the disc that was used at
the time the problem began.
48
GB