Audio Check - Denon AVR-S730H Service Manual

4. AUDIO

4.1. AUDIO CHECK

No audio output
YES
CHECK 1 INPUT SURROUND MODE
Audio output OK? ANALOG 2CH
YES
CHECK 2 INPUT SURROUND MODE
Audio output OK? COAX or OPT
YES
CHECK 3 INPUT SURROUND MODE
Audio output OK? ANALOG 2CH MULTICH STEREO
YES
CHECK 4 INPUT SURROUND MODE
Audio output OK? HDMI
YES
CHECK 5 INPUT SURROUND MODE
Audio output OK? HDMI
YES (DIGITAL AUDIO BLOCK is OK)
Check for other causes
CHECK 6
AVR's (connected in HDMI) audio out-
put OK?
YES
Check the DIGITAL AUDIO BLOCK
SOURCE
DIRECT ANALOG
SOURCE
Legacy
-
(PCM or DolbyDigital or dts...)
SOURCE
ANALOG
SOURCE
Legacy
-
(PCM2ch or DolbyDigital or dts...)
SOURCE
HBR audio
-
(DolbyTrueHD or dtsHD MA)
NO
INPUT
HDMI This unit's HDMI OUT → Other AVR's HDMI IN
Setting SURROUND MODE
CEC STANDBY -
NO
Check the HDMI BLOCK
NO
Check the ANALOG AUDIO BLOCK
NO
Check the DIGITAL AUDIO BLOCK
NO
Check the ADC BLOCK
NO
Check the HDMI BLOCK
Connect
SOURCE
HBR audio(DolbyTrueHD or dtsHD MA)
See "Service Path Check
69
Mode"