Denon AVR-1912 Service Manual

80
Checking the settings
YES
YES
YES
YES
Are the AVR-1912/2112CI'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
5. Network/USB
5.1. Cannot connect to network
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 IC14 and surrounding circuitry are defective.
Checking the set (AVR-1912/2112CI)
YES
YES
YES
YES
Is output voltage (3.3V) supplied from IC1?
Is output voltage (1.2V) supplied from IC6?
Is the version of IMG or Ethernet SBL displayed in Version check
mode?
Is a voltage (5V) supplied between the pins 1 and 4 of CX1?
The IC1 and surrounding circuitry or
circuitry of 3.3v device are defective.
The IC6 or IC17 and surrounding circuitry
are defective.
The rmware of ethernet is defective.
The circuit from AC inlet to CX1 is defective.
NO
NO
NO
NO

Denon AVR-1912 Specifications

General

Impedance	47 Ω
Receiver type	Surround
Frequency range	10 - 100000 Hz
Input sensitivity	200 mV
Audio output channels	7.1 channels
Audio A/D Converter (ADC)	24-bit/96kHz
Signal-to-Noise Ratio (SNR)	100 dB
Total Harmonic Distortion (THD)	0.08 %
Power output per channel (1KHz@6 Ohm)	125 W
Power output per channel (20-20KHz@8 Ohm)	90 W
HDMI in	6
Composite video in	3
Component video (YPbPr/YCbCr) in	1
Headphone connectivity	6.3 mm
Connectivity technology	Wired
Speakers connectivity type	Banana connector/Binding posts
Audio formats supported	AAC, FLAC, MP3, WAV, WMA
Image formats supported	JPG
Wi-Fi	No
Ethernet LAN	Yes
AM band range	520 - 1710 kHz
FM band range	87.5 - 107.9 MHz
Supported radio bands	AM, FM
Preset stations quantity	56
Supported video modes	1080i, 1080p, 480i, 480p, 576i, 576p, 720p
Analog signal format system	NTSC, PAL
Display	-
Product color	Black
Audio decoders	Dolby Digital EX, Dolby Digital Plus, Dolby Pro Logic II, Dolby Pro Logic IIx, Dolby Pro Logic IIz, Dolby TrueHD, DTS 96/24, DTS Neo:6, DTS-ES, DTS-ES (Discrete 6.1), DTS-ES (Matrix 6.1), DTS-HD
Apple docking compatibility	iPhone, iPod
AC input voltage	120 V
AC input frequency	60 Hz
Power consumption (standby)	0.1 W
Power consumption (typical)	460 W

Weight and Dimensions

Depth	382 mm
Width	435 mm
Height	167 mm
Weight	10200 g