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What to do if Denon Receiver remote control is not working?
If your Denon Receiver isn't responding to the remote, here are a few things to check: * Make sure the batteries aren't dead and replace them if needed. * Ensure you're close enough to the unit. * Remove any obstacles blocking the remote's signal. * Verify you're pressing the correct button. * Check that the batteries are inserted with the correct polarity.
Why is there no sound from my Denon Receiver but the display is on?
If the display is lit but you're not getting any sound from your Denon Receiver, consider the following: * Check that the speaker cords are securely connected. * Make sure the audio function button is in the correct position. * Increase the volume, as it may be set to minimum. * Ensure that MUTING is switched off. * If using a digital input, verify digital signals are being input or select the correct input jacks.
What to do if my Denon Receiver display is not lit and no sound is produced?
If the display isn't lit and there's no sound when the power switch is on, check that the power cord is securely plugged in. If it is, try turning on the power with the remote control after turning the POWER switch on.
Why does my Denon AVR-1804 display not lit and power indicator flashing rapidly?
If the display isn't lit and the power indicator is flashing rapidly, it could be due to short-circuited speaker terminals or blocked ventilation holes. Switch off the power, ensure speakers are properly connected, and ventilate the unit to cool it down before switching it back on. This can also happen if the unit is operating at continuous high power with inadequate ventilation; in this case, also turn off the power and allow the unit to cool.
How to stop humming noise from Denon AVR-1804 Receiver when playing records?
If you're hearing a humming noise when playing records on your Denon Receiver: * Ensure the turntable's ground wire is securely connected. * Check the PHONO jack connection to make sure it's secure. * If there's a TV or radio transmission antenna nearby, contact your store of purchase.
What causes howling noise from Denon Receiver when volume is high?
If you're experiencing a howling noise when the volume is high on your Denon Receiver, it might be because the turntable and speaker systems are too close together. Separate them as much as possible. Also, if the floor is unstable and vibrates easily, use cushions to absorb speaker vibrations or use audio insulators for the turntable.
Why is sound produced only from one channel on my Denon AVR-1804 Receiver?
If sound is only coming from one channel on your Denon Receiver, it's likely due to an incomplete connection of the speaker cords or the input/output cords. Ensure all connections are secure.
Why are the instrument positions reversed during stereo playback on my Denon AVR-1804?
If the instrument positions are reversed during stereo playback on your Denon Receiver, check the left and right connections of the speakers or the input/output cords. They may be reversed.
General| Tuner | AM/FM |
|---|---|
| Response Bandwidth | 10 Hz - 100 kHz |
| Signal-To-Noise Ratio | 100 dB |
| Total Harmonic Distortion | 0.08% |
| Input Impedance | 47 kOhm |
| Input Sensitivity | 200 mV |
| Surround Sound | Dolby Digital, DTS, Dolby Pro Logic II |
| Connector Type | RCA |
| Dimensions | 434 x 168 x 391 mm |
AVR-1804/884 AVC-1880 AV Surround Receiver / Amplifier.
General warnings for service personnel regarding manual use and specifications.
Critical electrical safety checks and general precautions.
Notes on parts essential for maintaining safety.
Visualizes signal paths for front, center, and surround audio.
Visualizes signal path for the subwoofer audio channel.
Steps for calibrating FM and AM tuner performance.
Procedure to set audio output idle current for optimal performance.
Pinout and function descriptions for key integrated circuits.
Mapping of display pins to functions and grid assignments.
Component placement diagram for the main board.
Component placement diagram for the CPU board.
Component placement diagram for the control board.
Component placement diagram for the input pre-amplifier board.
Component placement diagram for the DSP board.
Component placement diagram for the C-Video board.
Explanations of resistor and capacitor coding and specifications.
Detailed list of parts for the main circuit board.
Detailed list of parts for the control circuit board.
Detailed list of parts for the input circuit board.
List of miscellaneous parts not specific to a single board.
Detailed list of parts for the C-Video circuit board.
Visual assembly guides for different regional model variations.
List of circuit board assemblies and their regional applicability.
Detailed listing of screws used in the unit.
Visual and itemized list of items included in the product packaging.
Important information, warnings, and notices for understanding circuit diagrams.
Detailed circuit diagram for the input board.
Detailed circuit diagram for the Digital Signal Processor unit.
Circuit diagrams for connection, control, and pre-amplifier units.
Detailed circuit diagram for the main board.
Circuit diagrams for CPU and CPU-CNT boards.
Circuit diagrams for Video and C-Video boards.
Circuit diagrams for these units.
Circuit diagrams for component video and tuner units.
Circuit diagrams for 1-channel amplifier and D-Video units.
Circuit diagrams for front panel related units.
Circuit diagram for the tuner board.
