Marantz NR1200 Service Manual page 89

3-7. HDMI Rx [MN864788] failure detection procedure
Checking operation between the HDMI Rx/Tx device and the player
b In order to check, connect the player to the HDMI terminal and configure the player as AVR source.
Check the sound output while turning on the player.
Checking the +5V/DDC status register (HDMI Rx/Tx)
Check item(3-7.1.). Checking the 5V status register :
Send the following command from Termite.exe.
Send the command "i 0006 00FF 0001".
Move to the branch destination according to the value returned.
HDMI IN 4/5 "00"
(Detection of 5V is not OK.)
HDMI IN4 "22 or 20" HDMI IN5
(Detection of 5V is OK)
Example
i 0006 00FF 0001
Go to check item (3-7.3.).
"11 or 10"
Check item(3-7.2.). Checking the DDC status register :
Send the following command from Termite.exe.
Case of HDMI IN4
Send the command "i 0003 0054 0001".
Case of HDMI IN5
Send the command "i 0003 0024 0001".
Move to the branch destination according to the value returned.
"00 or 04"
(Detection of DDC is not OK.)
"22"
(Detection of DDC is OK)
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Example
i 0003 0054 0001
Go to check item (3-7.4.).
Go to check item (3-7.5.).