Denon AVR-1612 Service Manual

Also see for AVR-1612: Specifications Getting started Owner's manual Manual Getting started

Contents

52YESYESYESCheck TV(11) Is the TV HDCP-compatible?(15) Is the set's input set to HDMI?(13) Is the TV's input set to HDMI?(14) Are the picture and sound output when a different TV is used?Check set (AVR-1612)(12) Is the TV compatible with resolutions of 1080P?Use an HDCP-compatible TV. PC TVscannot be used.Check the set's input setting, referring to theset's operating instructions.Check the TV's input setting, referring to theTV's operating instructions.The TV is defective.If the TV is not compatible with resolutionsof 1080P, no picture will be output, evenif the BD/DVD player's resolution is set to1080P.NONONONONOYESYESYESYESThe set does not recognize the TV.(16) Is the "H"(3V-5V) signal outputted of TP[HP_TX]?With the TV connected,check the voltage of the IC on the side onwhich the TV is connected.Is communication waveform confirmed in TP[DDCTX_SCL/DDCTX_SDA]?Is D1041/D1042/D1043/D1044/D1045/D1046/D1047/D1048terminated by the TMDS signal of 3.3V and is the signal output?(17)When using a DENONBD/DVD player, is the FLdisplay's "HDMI" indicator lit?If using a non-DENON BD/DVD player, proceed to "NO".The pattern and circuit from the HDMIconnector (JK105) to the IC(IC101) isdefective, or HDMI output circuitry isdefective (IC101 and surrounding circuitry).The BD/DVD player does not recognize theconnection with the set.(18)Is the "H"(3V-5V) signal outputted of HDMIconnector (JK101/JK102/JK103/JK104 :TP[HPD])?With the BD/DVD player connected, Checkvoltage of the HDMI connector (JK101/JK102/JK103/JK104 : TP[+5V]) for the input on the sideon which the BD/DVD player is connected.Is communication waveform confirmed inTP[DDC_CLK/DDC_DATA] around each HDMIconnector ?Is TMDS line of HDMI connector (JK101/JK102/JK103/JK104) terminated by the TMDS signal of3.3V and is the signal output?The pattern and circuitfrom the HDMI connector(JK101/JK102/JK103/JK104) to the IC101 isdefective.NONO NOThe HDMI input circuitry is defective.(IC101 and surrounding circuitry)