Marantz NR1506 /U1B Service Manual page 71

Check the TV.
(11) Does the TV support HDCP?
(12) Does the TV support 1080P/4K ?
(13) Is HDMI input set on the TV?
(14) Are a picture and sound output when a different TV is used?
Check the unit.
See "NR1506_HDMI Rx-Tx Failure Detection Procedure Manual
ver_1.00" of SDI.
YES
YES
YES
YES
NO
Use a TV that supports HDCP. Computer
monitors cannot be used.
If the TV does not support 1080P/4K, a picture
NO
cannot be output even if the Blu-ray/DVD
player is set to 1080P/4K.
NO
Check the instruction manual of the TV and
check the input setting.
NO
The TV is faulty.
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