Denon AVR-4308CI

Other manuals for Denon AVR-4308CI

Service Manual174 pages

Specification Sheet2 pages

Firmware Update Available6 pages

Addendum Sheet1 page

Questions and Answers:

L
laurajohnsonSep 6, 2025
How do I troubleshoot no picture on my Denon AVR-4308CI?
- J
  Jennifer SteeleSep 6, 2025
  If you're not getting a picture on your Denon Stereo Receiver, consider the following: * Check the connections between the receiver and the monitor to ensure they are secure. * Verify that the monitor's input setting is correct. * If PURE DIRECT mode is enabled, cancel it. * If the player is connected using component input connectors and the monitor is connected using video or S-Video output connectors, set the player to interlace (480i/576i) signals, as high-definition and progressive video signals are not down-converted.
D
donna79Aug 21, 2025
How to fix no sound from speakers on Denon AVR-4308CI Stereo Receiver?
- R
  Richard PearsonAug 22, 2025
  If no sound is coming from the speakers connected to your Denon Stereo Receiver, here are a few things to check: * Make sure the speaker cables and connections to the input devices are properly connected. * Verify that the input source selected on the receiver matches the device you are trying to play. * Ensure the master volume is at an audible level and that mute mode is not enabled. * Disconnect any headphones that may be plugged in. * If using a digital input, ensure the input source is correctly assigned and the input mode is properly set.
M
mooretylerSep 3, 2025
What to do if Denon AVR-4308CI doesn't respond to the remote control?
- D
  Derek HarrisSep 3, 2025
  If your Denon Stereo Receiver isn't responding to the remote, try these steps: * Replace the batteries with new ones. * Make sure you are within the remote's operational range and there are no obstructions between the remote and the receiver. * Check that the batteries are inserted correctly, matching the polarity marks. * Ensure the receiver's remote control sensor isn't exposed to strong light, such as direct sunlight or certain types of fluorescent lights. * Verify that the remote ID of the main unit and remote control unit match.
S
Sandra LoganSep 2, 2025
Why does my Denon AVR-4308CI power off suddenly and the power indicator flashes red?
- G
  Gina PenaSep 2, 2025
  This usually happens because: * The protection circuit has been activated due to a rise in internal temperature. In this case, turn off the power, wait for the unit to fully cool down, and then turn it back on. Ensure the receiver is in a well-ventilated area. * The core wires of two speakers are touching, or a core wire is sticking out and touching the set's rear panel. To fix this, first unplug the power cord, then twist the core wires tightly or terminate the speaker cables before reconnecting. * Speakers with an impedance other than specified are being used. Make sure you are using speakers with the correct impedance.
B
Bridget FrankSep 1, 2025
Why can't my Denon Stereo Receiver connect to the network?
- L
  Luke AshleySep 1, 2025
  Reasons for failing to connect to a network include: * Incorrect SSID and network key (WEP) settings. Match the network settings with the receiver’s settings. * Poor reception. Shorten the distance from the wireless LAN’s access point, remove obstacles, and keep away from microwave ovens and other networks' access points. * Overlapping channels. Set the access point’s channel settings away from channels used by other networks. Alternatively, connect using a network cable.
C
Christopher GilbertAug 30, 2025
Why is there no sound from the surround back speaker on my Denon AVR-4308CI?
- L
  Laurie MillerAug 30, 2025
  If you're not getting sound from the surround back speaker, check these settings: * Ensure the surround back speaker setting is not set to “None”. * Verify that the surround mode is set to a mode for 6.1- or 7.1-channel playback. * Confirm that the surround back speaker’s power amplifier is assigned to the correct channel; change the setting if necessary.
M
Matthew IngramAug 29, 2025
Why is there no sound from the surround speakers on my Denon AVR-4308CI?
- N
  Nathan Vasquez MDAug 29, 2025
  If no sound is coming from the surround speakers, it could be because: * The surround mode is set to “STEREO”, “DIRECT” or “PURE DIRECT”. Try setting it to a surround playback mode. * The surround speaker’s power amplifier is assigned to a different channel. Check the setting and change it as necessary.
R
Ryan Martinez DVMAug 27, 2025
Why is no sound coming from the center speaker on my Denon AVR-4308CI?
- S
  Sherri MillerAug 27, 2025
  If you are playing a monaural source (like TV or AM radio) in STANDARD (Dolby/ DTS Surround) mode, no sound may be output from the center speaker. Try setting the mode to something other than “STANDARD” (Dolby/ DTS Surround).
E
Edward WhiteAug 27, 2025
Why are HDMI audio signals not outputting from the speakers on my Denon Stereo Receiver?
- A
  Amanda DavisAug 27, 2025
  If HDMI audio signals aren't being output, check if the “Manual Setup” – “HDMI Setup” – “Audio” setting is set to “TV”. If so, change it to “Amp”.
M
mitchellallisonAug 25, 2025
Why can't I play Internet radio on my Denon AVR-4308CI?
- T
  tracyguzmanAug 25, 2025
  Several factors can prevent Internet radio playback: * The Ethernet cable may not be properly connected, or the network may be disconnected. Check the connection status. * The program may be broadcast in a non-compatible format. Only Internet radio programs in MP3 and WMA formats can be played. * The computer's or router's firewall may be activated. Check the firewall settings. * The radio station may not be currently broadcasting. Choose a station that is currently broadcasting. * The IP address may be incorrect. Verify the receiver's IP address.

Denon AVR-4308CI Specifications

General

Type	AV Receiver
Channels	7.1
Total Harmonic Distortion (THD)	0.05%
Frequency Response	10 Hz - 100 kHz (+1, -3 dB)
Input Sensitivity	200 mV
HDMI Inputs	4
HDMI Outputs	2
Component Video Inputs	3
Component Video Outputs	1
Phono Input	Yes
Ethernet	Yes
Wi-Fi	No
HD Radio	Yes
USB Port	Yes
Bluetooth	No
Audyssey Room Correction	Audyssey MultEQ XT
Digital Audio Inputs	4 optical, 2 coaxial
Digital Audio Outputs	1 coaxial
Video Upconversion	Yes (up to 1080p)
Video Scaling	Yes (to 1080p)
Supported Audio Formats	Dolby TrueHD, DTS-HD Master Audio, Dolby Digital Plus
Network Features	Internet Radio, Streaming Audio
Dimensions (W x H x D)	434 x 171 x 429 mm
Power Output	140 watts per channel (8 ohms, 20 Hz - 20 kHz, 0.05% THD, 2 channels driven)
Weight	40.8 lbs (18.5 kg)

Summary

GUI Menu Operations

GUI Menu Operation Examples

Explains GUI navigation and displays with examples for efficient user interaction.

GUI Menu Map

Visual guide to the GUI menu structure for efficient navigation and understanding.

Safety Precautions and Instructions

Electrical Safety and General Operating Guidelines

Covers electrical warnings, opening the unit, and comprehensive safety instructions for product operation.

Regulatory Compliance Information

FCC Compliance (US)

Details FCC rules and compliance requirements for US customers.

IC Compliance (Canada)

Details Industry Canada regulations and compliance for Canadian customers.

Getting Started: Package and Handling

Package Contents and Accessories

Lists all items included in the product package for user verification.

Cautions on Handling, Installation, and Remote Control

Guidelines for safe operation, condensation prevention, placement, and remote control basics.

Part Identification

Front Panel Controls and Display Elements

Identifies and explains the buttons, knobs, and indicators on the front panel.

Rear Panel Connectors and Terminals

Identifies all input and output connectors on the rear panel for connectivity.

Remote Control Unit Operations

Main and Sub Remote Control Operations

Detailed guides for using both the main (RC-1068) and sub (RC-1070) remote controls.

Connections: Cable Guide

Audio and Video Cable Guide

Explains the types of cables used for various audio/video connections.

Connections: Speaker Setup

Speaker Installation and Configurations

Illustrates speaker placement and typical configurations for 7.1 channel systems.

Connections: Speaker Cable Installation

Connecting Speaker Cables Correctly

Step-by-step guide for connecting speaker cables and understanding the protection circuit.

Connections: HDMI Setup

Connecting Devices via HDMI

Details HDMI version, Deep Color, HDCP compatibility, and connection notes.

Connections: Playback Components

Connecting Monitor and Playback Components

Instructions for connecting monitors, DVD players, and other playback devices.

Connections: Source Devices

Connecting Record Player, CD Player, and iPod

Instructions for connecting these specific source devices.

Connections: Tuners and Receivers

Connecting TVCABLE Tuner and Satellite Receiver

Instructions for connecting TV/cable tuners and satellite receivers.

Connections: Recording Components

Connecting Digital and Video Recorders

How to connect digital video recorders and video cassette recorders for recording.

Connections: Other AudioVideo Devices

Connecting CDMD Recorders and DENON LINK Devices

Connecting tape decks, MD recorders, and devices with DENON LINK connectors.

Connections: Cameras, Consoles, and Amplifiers

Connecting Video Cameras, Game Consoles, and External Amplifiers

Instructions for connecting video cameras, game consoles, and external power amplifiers.

Connections: USB and XM

USB Port and XM Connector Setup

Details on connecting USB memory devices and XM Radio components.

Connections: Antenna and HD Radio

Antenna Terminal Connections

Setup for AM/FM antennas and HD Radio antennas.

Network Audio Setup

Network Requirements and Configuration

Details broadband internet, modem, router, computer, and network settings.

Multi-Zone Connections and External Control

ZONE23 Pre-out Connections and External Controllers

Connecting amplifiers for multi-zone audio and external control interfaces.

Finalizing Connections

Power Cord Connection and Setup Completion

Instructions for safely connecting the power cord and finishing setup.

GUI Menu Navigation and Auto Setup

Understanding GUI Displays and Auto Setup Procedure

Explains GUI navigation, examples, and the auto setup process.

GUI Menu Map

Detailed GUI Menu Structure

Comprehensive map of all available GUI menu options and their pages.

Auto Setup - Calibration Process Part 1

Auto Setup Preparations and Listening Position

Steps to prepare for auto setup, including microphone connection and identifying the listening position.

Auto Setup - Calibration Process Part 2

Speaker Detection, Measurement, Calculation, and Storage

Details steps for speaker setup, measurement, calculation, and storing results.

Auto Setup - Troubleshooting and Options

Auto Setup Error Messages, Options, and Parameter Check

Lists errors, options for EQ/mic, and parameter checks.

Manual Setup - Speaker Configuration

Setting Speaker Size, Type, and Subwoofer Mode

Manual configuration for speaker sizes, subwoofer usage, and low-frequency signal reproduction.

Manual Setup - Speaker Details

Adjusting Channel Levels, Surround Speakers, and Crossover Frequency

Manual adjustment of speaker levels, surround speaker selection, and crossover settings.

Manual Setup - HDMI Configuration

HDMI InputOutput Settings

Adjusting i/p Scaler, Resolution, Aspect Ratio, Color Space, RGB Range, Auto Lip Sync, Audio, and Monitor Out.

Manual Setup - Audio Configuration

EXT. IN, 2 ch DirectStereo, Downmix, and Auto Surround Settings

Configuring audio settings for external inputs, stereo, downmix, and auto surround modes.

Manual Setup - EQ, Network, and Other Settings

Manual Equalizer, Network Setup, and Other Settings

Adjusting speaker EQ, configuring network, and setting power saving/PC language.

Manual Setup - Wireless LAN

Wireless Network Connection Guide

Step-by-step instructions for setting up a wireless LAN connection.

Manual Setup - Zone and Network Info

Zone Setup and Network Information

Configuring zone audio playback and displaying network status.

Option Setup - Core Settings

Amp Assign, Volume Control, Source Delete, and GUI Settings

Configuring amp assignments, volume limits, managing sources, and GUI customization.

Option Setup - Advanced Settings

Trigger Outputs, Digital Out, Remote ID, Dimmer, Setup Lock, Maintenance

Configuring various advanced options like triggers, remote ID, and security.

Firmware, Features, Language, and Source Selection

Firmware Update, New Features, Language, and Source Setup

Procedures for updating software, language, and configuring input sources.

Input Source Playback Settings

Configuring TUNER, PHONO, CD, DVD, NETUSB, XM, HD Radio Playback

Settings for various input sources and playback modes.

Surround Modes - Playback Types

Standard and 2-Channel Surround Playback

Explains standard playback and different surround modes for 2-channel audio.

Surround Modes - DSP and Stereo Playback

DSP Simulation, Stereo, and Direct Playback Modes

Details advanced surround modes and direct playback options.

Parameter Settings - Audio

Adjusting Surround Parameters, Tone, Room EQ, RESTORER, Night Mode, Audio Delay

Configuring various audio parameters for optimal sound.

Parameter Settings - Picture and Status

Picture Adjustments and Status Information

Adjusting video settings and viewing system status.

Information Display

Signal, Auto Surround, Quick Select, and Preset Station Information

Details on signal status, auto surround, quick select, and radio presets.

Playback Operations - Power and Basic Usage

Power Management and Basic Playback Operations

Procedures for powering the unit and starting playback, including volume control.

Playback Operations - Radio Tuning

Tuning and Presetting FMAM Broadcasts

Guide to finding and saving radio stations.

Playback Operations - XM Radio

Listening to XM Satellite Radio Programs

Instructions for tuning and operating XM radio.

Playback Operations - HD Radio

Listening to HD Radio Stations and Checking XM Signal

Tuning HD radio, searching categories, and checking XM signal strength.

Playback Operations - HD Radio Reception and Audio Selection

Checking HD Radio Reception and Selecting Audio Programs

Details on HD Radio signal information and choosing audio programs.

iPod Playback

iPod Music and Media Playback

Playing music, photos, and videos from an iPod device.

Network Audio and USB Playback

USB Device and Internet RadioMusic Server Functions

Using USB devices, connecting to internet radio and music servers.

Managing Network and USB Content

Playing Files from ComputerUSB and Managing Radio Favorites

Accessing computer/USB content and managing internet radio presets.

Internet Radio Operations

Listening to and Presetting Internet Radio Stations

Procedures for tuning, presetting, and recalling internet radio stations.

USB and Network File Playback Details

USB Device Playback and Computer File Access

Details on USB file formats, album art, and playing files from a computer.

Web Browser Control

Operating the AVR-4308 CI via Web Browser

Instructions for controlling the unit using a web browser.

Other Operations - Audio and Recording

Playing Super Audio CD and Recording to External Devices

Guide for SACD playback and recording to external devices.

Convenient Functions

Channel Level, Fader, and Quick Select Functionality

Adjusting speaker levels, fader, and storing favorite settings.

Memory Functions and System Reset

Memory Functions and Microprocessor Reset

Details on memory functions and resetting the unit to defaults.

Remote Control Unit Operations - DENON Components

Operating DENON Components and Presetting Remote

How to control DENON devices and program the remote for other brands.

Remote Control - Button Functions by Component

Button Functions for DVD, VCR, iPod

Explains button operations for DVD players, VCRs, and iPods.

Remote Control - Button Functions for TV and Tuners

Button Functions for TV, Satellite, and NETDTU

Explains button operations for TV, satellite receivers, and tuner/network devices.

Remote Control - ID Setting and Learning

Setting Remote Control ID and Learning Signals

Procedures for setting unique IDs and teaching the remote IR signals.

Remote Control - System Call, Punch Through, and Backlight

System Call, Punch Through, and Backlight Time Setup

Registering operations, copying buttons, and setting backlight duration.

Resetting the Main Remote Control Unit

Resetting Remote Control Functions and Adjusting Backlight

Procedures to reset remote functions and adjust display brightness.

Sub Remote Control Unit Operations

Sub Remote Functions Overview and Button Control

Lists functions controllable by the sub remote and how buttons control zones/sources.

Multi-Zone Zone Selection

Switching and Locking Zones with Sub Remote

Procedures for selecting and locking zones for the sub remote.

Multi-Zone Settings - Remote ID and Resetting

Setting Remote ID and Resetting Multi-Zone Settings

Configuring remote IDs and resetting multi-zone configurations.

Amp Assign and Multi-Zone Configuration - Settings 1-3

Amp Assign Settings and Multi-Zone Configuration Diagrams

Explains Amp Assign and provides diagrams for multi-zone setups 1, 2, and 3.

Amp Assign and Multi-Zone Configuration - Settings 4-5

Multi-Zone Configuration Diagrams for Settings 4 and 5

Provides diagrams and explanations for multi-zone setups 4 and 5.

Amp Assign and Multi-Zone Configuration - Setting 6 & Pre-out

Multi-Zone Configuration Diagram for Setting 6

Provides diagrams and explanations for multi-zone setup 6.

Zone Pre-out Output Operations

Details amplifier preparation for ZONE2, ZONE3, and ZONE4 outputs.

Multi-Zone Operations

Zone Power, Source, Volume, and Muting Control

Managing power, sources, and volume for individual zones.

Speaker Installation and Surround Formats

Surround Speaker Placement and Layouts

Guidelines for positioning surround speakers and example layouts.

Dolby Surround Format Explanations

Details on Dolby Pro Logic, Digital Plus, and TrueHD formats.

DTS Surround Formats

DTS Digital Surround and HD Formats

Explains DTS Digital Surround, DTS-HD High Resolution, and Master Audio.

DTS-ES and DTS NEO:6 Formats

Details on DTS-ES Discrete/Matrix and DTS NEO:6.

Advanced Audio Technologies

DTS 9624, Neural Surround, Audyssey, HDCD, DENON LINK, AL24 Processing

Explains various advanced audio features and technologies.

HDMI and Video Technologies

HDMI Interface Standards and Features

Explains HDMI, Deep Color, xvYCC, and Lip Sync features.

Surround Modes and Parameter Adjustments Overview

Overview of surround modes and their adjustable parameters.

Surround Modes and Parameter Details

Detailed Surround Mode Parameter Table

Table showing parameter adjustability across different surround modes.

Surround Mode Input Signal Differences

Input Signal Compatibility with Surround Modes

Table showing which input signals work with each surround mode.

Surround Modes and Parameters - Table Continued

Detailed Surround Mode Parameter Table Continued

Continues the table detailing parameter adjustability across surround modes.

Network Connectivity and Security

Windows Media Player, vTuner, and DRM

Details on media player, internet radio server, and digital rights management.

Wireless LAN Standards and Security

Explains Wi-Fi, IEEE 802.11b/g, modes, SSID, and WEP.

Wireless LAN Security Standards

WPA, WPA2, and AES Encryption

Explains Wi-Fi security protocols for wireless networks.

Video Signal and Monitor Output Relationships - MAIN ZONE

MAIN ZONE Video Signal Conversion Matrix

Table showing video signal input vs. output compatibility with monitors.

Video Signal and Monitor Output Relationships - ZONE2

ZONE2 Video Signal Conversion Matrix

Table showing video signal input vs. output compatibility for ZONE2.

Amp Assign and Multi-Zone Speaker Output

Amp Assign Settings for Speaker Output

Table showing speaker terminal assignments based on Amp Assign settings.

Multi-Zone Power OnOff Control

Table explaining zone power status and speaker output.

Troubleshooting - General and Remote Control Issues

General Troubleshooting Guide

Covers power, sound, display, and indicator issues.

Remote Control Unit Troubleshooting

Addresses problems with remote control operation.

Troubleshooting - Audio and Video Issues

Audio Output Problems

Solutions for sound issues from specific speakers or formats.

Video Output Problems

Solutions for display and picture issues.

Troubleshooting - Network, USB, iPod, and Internet Radio

NETUSB, iPod, and Internet Radio Issues

Troubleshooting connectivity and playback problems for these sources.

Troubleshooting - Wireless LAN, XM Radio, and Specifications

Wireless LAN and XM Radio Troubleshooting

Resolving issues with wireless connectivity and XM radio.

Audio Section Specifications

Detailed technical specifications for the audio components.

Specifications - System Details

Video, Tuner, HD Radio, and Wireless LAN Specs

Technical details for video, tuner, radio, and network interfaces.

Remote Control Unit Specifications

Details on the dimensions and weight of remote controls.

Wireless LAN Security and XM Radio Details

Wireless LAN Security Standards

Explains WPA, WPA2, and AES encryption methods.

XM Radio Reception and Troubleshooting

Details on XM antenna status and signal issues.

Specifications - System Details Continued

Wireless LAN and General System Specifications

Network standards, power supply, dimensions, and weight.

Specifications - Video, Tuner, and Radio Details

Video, Tuner, and HD Radio Section Specifications

Detailed technical specs for video inputs, tuners, and HD radio.

Preset Code Lists - Denon and Cable Brands

Denon Amp, Tuner, iPod, Cable, and HDTV Tuner Codes

Lists preset codes for Denon devices and various cable providers.