3. HDMI/DVI
3.1.   No picture or sound is output (HDMI to HDMI)
Go to next page.
(9)  Are a picture and sound output when the res-
olution of the Blu-ray/DVD player is changed?
(8)  When using a DENON Blu-ray/DVD player, is the "HDMI" indicator of the uorescent display lit?  
 Proceed to YES when using a Blu-ray/DVD player produced by other manufactures.
(10)  Is sound output from the speaker terminal of 
this unit when the power of the TV is turned 
off or the cable connecting the TV to this unit 
is removed?
Set the output resolution of the Blu-ray/
DVD player to the resolution supported by 
the TV.
The Blu-ray/DVD player may not support the 
HDCP repeater function.
Refer to the manufacturer of the Blu-ray/DVD 
player.
Check the TV.
(12)  Does the TV support HDCP?
(14)  Is the TV input setting set to HDMI?
(13) Does the TV support 1080P/4K?
Use a TV that supports HDCP. Computer monitors 
cannot be used.
Check the instruction manual of the TV and check 
the input setting.
If the TV does not support 1080P/4K, a picture 
cannot be output even if the Blu-ray/DVD player is 
set to 1080P/4K.
(11)  Are a picture and sound output when a differ-
ent Blu-ray/DVD player is used?
The Blu-ray/DVD player is faulty.
NO
NO
YES
YES
YES
YES
NO
NO
YES
YES
YES
NO
NO
NO
No picture or sound is output.
Check the Blu-ray/DVD player.
Check the connection of the HDMI/DVI cable.
(1)  Is the HDMI/DVI cable correctly inserted?
(3)  Is a certied HDMI cable (with the HDMI mark) 
being used?
(4)  Is the HDMI/DVI cable shorter than 5m?
(5)  When the input signal is Deep Color or 4K, are 
you using a "
High speed HDMI cable with 
Ethernet
" or "
High speed cable
" that bears the 
HDMI logo?
(6)  Are a picture and sound output when a differ-
ent HDMI/DVI cable is used?
(2)  Is an HDMI/DVI selector, repeater or image 
quality improvement device being used?
(7)  Are the HDMI output settings of the Blu-ray/
DVD player correct?
Check the connection of the HDMI/DVI cable.
Use a certied HDMI cable (with the HDMI mark).
Replace the HDMI/DVI cable with the one shorter 
than 5m (2m is recommended) and check again.
Use an "
High speed HDMI cable with Ethernet
" 
or "
High speed cable
" that comes with the HDMI 
logo.
The HDMI/DVI cable is faulty.
Remove all of these and connect only the HDMI/
DVI cable.
Check the instruction manual of the Blu-ray/DVD 
player and set the HDMI output correctly.
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
NO
NO
67
Caution in 
servicing
Electrical Mechanical Repair Information Updating