Denon AVR-X3500H Service Manual page 127

Checking between Monitor 2 and the TV.
Connect Monitor2 to the TV and check the following items with the TV turned on.
Checking the HPD/RXSENSE status register. (HDMI OUT2)
Check item(3-13.11.). Check the HPD and RXSENSE register value of
the HDMI TX device. :
Send the following command from Termite.exe.
Send the command "i 0000 0040 0001".
Move to the branch destination according to the value returned.
"03"
(Detection of HPD is OK / Detection of RXSENSE is OK )
"01"
(Detection of HPD is OK / Detection of RXSENSE is not OK )
"02"
(Detection of HPD is not OK / Detection of RXSENSE is OK )
"00"
(Detection of HPD is not OK / Detection of RXSENSE is not OK )
Example
Go to check item (3-13.12.)
Go to check item (3-13.15.)
Go to check item (3-13.16.)
Go to check item (3-13.17.)
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