Sony MHC-V42D Help Manual page 151

Help Guide
Home Audio System
MHC-V42D
There is no picture/sound when connected to the HDMI OUT (TV) ARC jack.
Change the setting in [HDMI SETUP] – [HDMI RESOLUTION]. The problem may be solved.
The equipment connected to the HDMI OUT (TV) ARC jack does not conform to the audio signal format. In
this case, set [HDMI SETUP] – [AUDIO(HDMI)] to [PCM].
Try the following:
Turn the system off and on again.
Turn the connected equipment off and on again.
Disconnect then connect the HDMI cable again.
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