Denon AVR-E400 Service Manual

4. AUDIO
4.1. AUDIO CHECK
Audio output NG.
Check ANALOG audio BLOCK.
Check Digital audio BLOCK.
Check ADC BLOCK
Check HDMI BLOCK.
Check other factors.
Check HDMI BLOCK.
Check 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
output 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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Denon AVR-E400 Specifications

General

HDMI Inputs	6
HDMI Outputs	1
3D Pass-through	Yes
4K Pass-through	Yes
Dolby TrueHD	Yes
DTS-HD Master Audio	Yes
Audyssey MultEQ	Yes
Network Connectivity	Yes
AirPlay	Yes
DLNA	Yes
Input Impedance	47 kOhms
Input Sensitivity	200 mV
Signal-To-Noise Ratio	100 dB
Response Bandwidth	10 Hz - 100 kHz
THD	0.08%
Tuner Presets	56
Tuner Bands	AM/FM
Frequency Response	10 Hz - 100 kHz
Video Upscaling	Yes
Bluetooth	No
Wi-Fi	No
Surround Sound Effects	DTS Neo:6
Audio D/A Converter	192kHz/24-bit
Inputs	HDMI, Digital Optical, Digital Coaxial, Analog
Outputs	HDMI, Headphones