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3-13. HDMI DDC Buffer failure IC detection procedure
Checking operation between the HDMI (HDMI DDC Buffer) 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.
Check the power supply voltage. (HDMI Rx)
Checking the +5V/DDC status register (HDMI DDC Buffer)
Check item(3-13.3.).
Checking the 5V status of the register :
Send the following command from Termite.exe.
Send the command
"i 002E 00FF
0001".
Move to the branch destination according to the value returned.
"00"
(Detection of 5V is not OK.)
"88 or
80"
(Detection of 5V is OK)
Check item(3-13.4.).
Checking the status of the register :
Send the following command from Termite.exe.
Send the command
"i 002B 00B4
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)
115
Example
i 002E 00FF 0001
Go to
check item (3-13.5.)
Example
i 002B 00B4 0001
Go to
check item (3-13.6.)
Go to
check item (3-13.7.)
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