Denon AVR-E400 Service Manual

5. Network/USB
5.1. Cannot connect to network
Checking the settings
YES
YES
YES
YES
Are the AVR-E400/X2000's network settings correct?
Are the router, hub and other peripherals properly connected?
Are the router's settings correct?
Set the IP address and other parameters
properly. For a xed IP setting, check
whether the IP address is redundant with
that of other devices and the subnet mask
setting is correct.
Connect them properly to peripherals.
Check the router's operating instructions
and set it properly.
Check whether there are connection
restrictions due to the MAC address, etc.
NO
NO
NO
YES
Is the LAN cable properly connected?
Turn off the power and check the LAN cable
properly, and then turn the power back on.
NO
Checking the environment
The U2802 and surrounding circuitry are defective.
Checking the set (AVR-E400/X2000)
YES
YES
YES
YES
Is output voltage (3.3V) supplied from U3601?
Is output voltage (1.2V) supplied from U3604?
Is the version of IMG or Ethernet SBL displayed in Version check
mode?
Is a voltage (5V) supplied between the pins 2 and 5 of N3601?
The U3601 and surrounding circuitry or
circuitry of 3.3V device are defective.
The U3604 or U2602 and surrounding
circuitry are defective.
The rmware of ethernet is defective.
The circuit from AC inlet to N3601 is defective.
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