Sony STR-DN850 - Troubleshooting; Troubleshooting Error Messages; Troubleshooting Power Issues; Troubleshooting Video Output Issues

Controller devices or applications on the home network cannot connect to
the receiver. 318....................................................................................................................
The receiver cannot be turned on by devices on a network. 319..........................................
AirPlay 67....................................................................................................................................
The receiver cannot be found from an iPhone/iPad/iPod or iTunes. 320..............................
The sound skips. 321.............................................................................................................
The receiver cannot be operated. 322...................................................................................
Music Services 68.......................................................................................................................
Cannot connect the receiver to a service. 323......................................................................
The sound skips. 324.............................................................................................................
BLUETOOTH device 69..............................................................................................................
Pairing cannot be done. 325..................................................................................................
Cannot make a BLUETOOTH connection. 326.....................................................................
The sound skips or fluctuates, or the connection is lost. 327................................................
The sound of your BLUETOOTH device cannot be heard on the receiver. 328....................
Severe humming or noise. 329..............................................................................................
“BRAVIA” Sync (Control for HDMI) 70........................................................................................
The Control for HDMI function does not work. 330................................................................
The Audio Return Channel (ARC) function does not work. 331............................................
An MHL-compatible source device cannot be charged. 332.................................................
No image from an MHL-compatible source device. 333........................................................
Remote control 71.......................................................................................................................
The remote control does not function. 334............................................................................
If the problem is not solved 72.....................................................................................................
Reverting to the factory default settings 231.........................................................................
Resetting sound fields to the default settings 130.................................................................
Customer support websites 335............................................................................................
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