Denon AVR-X4100, Service Manual

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4. AUDIO
4.1. AUDIO CHECK
No audio output See "Audio Check PATH"( 117 page )
Check the ANALOG AUDIO
BLOCK
Check the DIGITAL AUDIO BLOCK
Check the ADC BLOCK
Check the HDMI BLOCK
Check for other causes
Check the HDMI BLOCK
Check the DIGITAL AUDIO BLOCK
CHECK1 INPUT SURROND MODE SOURCE
Audio output OK? ANALOG 2CH DIRECT ANALOG
CHECK2 INPUT SURROND MODE SOURCE
Audio output OK? COAX or OPT Don't care
Legacy
(PCM or DolbyDigital or dts…)
CHECK4 INPUT SURROND MODE SOURCE
Audio output OK? HDMI Don't care
Legacy
(PCM2ch or DolbyDigital or dts…)
CHECK6 INPUT Connect
AVR's (connected in HDMI) audio out-
put OK?
HDMI This unit's HDMI OUT → Other AVR's HDMI IN
Setting SURROND MODE SOURCE
CEC STANDBY Don't care HBR audio (DolbyTrueHD or dtsHD MA)
CHECK5 INPUT SURROND MODE SOURCE
Audio output OK? HDMI Don't care
HBR audio
(DolbyTrueHD or dtsHD MA)
CHECK3 INPUT SURROND MODE SOURCE
Audio output OK? ANALOG 2CH MULTICH STEREO ANALOG
YES
YES
YES
YES
YES
NO
NO
YES (DIGITAL AUDIO BLOCK is OK)
NO
NO
NO
NO
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