Denon AVR-1712 - Speaker Setup Configuration; Amplifier Assignment (Amp Assign); Speaker Configuration Settings; Subwoofer and Surround Speaker Setup

60
DDC_CLK/DDC_DATA/TMDS : Check items HDMI to HDMI (17)/(19)/(23)
Timing waveform illustration from the start of CEC3.3V to when reset is released
:
Check items HDMI to HDMI (21)/(26)
0.9V
2.48V
TMDS Waveform
DDC_CLK
DDC_DATA
CEC3.3V
RESET
330ms
Controlled waveform(I2C), when power is turned on : Check items HDMI to HDMI (22)
HSCL
HSDA
POWER ON