Denon AVR-1908 Support Question
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Question posted by chaipw8888 on March 18th, 2016
Denon Avr1908 Surround Sound Problem
Dear Sir,My 7 years old Denon AVR1908 surround amplifier recently has sound problem,when its playing in stereo mode, the front speaker sound good, when change to surround mode, the center speaker and front speaker sound click and echo sound from the speaker, can you guide me how to trace the problem source.
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Related Denon AVR-1908 Manual Pages
IR Codes - Page 1
AVR-1908
12-6-1 FORMAT:SHARP DATA CONSTRUCTION 15bits C14 0 C15 0=NOT INVERTED,1=INVERTED
Genre AV AMP
System Address(C1~...C11)
FUNCTION
32 ENTER
33 POWER ON
34 POWER OFF
35 FUNC.DVD
36 DOLBY/DTS SURROUND
37
38 DSP SIMULATION
39
40
41
42 TEST TONE
43
44
45 SPEAKER
46
47
CH Data(C6~C11)
FUNCTION
48 MUTING
49 MASTER VOLUME UP
50 ...
Literature/Product Sheet - Page 1
... for satellite
speakers and also subwoofer
*Seup mic included
Denon Design Solutions for Maximizing Content Quality • Indentical quality and power for all 7 channels, 90W x 7ch • Discrete devices for ultimate performance in /out
Other Features • Auto Surround Back Channels ON function, for auto-detection of
supporting sources • Auto Surround mode • Audio Delay...
Owners Manual - English - Page 5
... 55 Turning off the Sound Temporarily 55
Other Information ...41 Playing Video and Audio Equipment ...mode 46 Convenient Functions 46
Channel Level 46 Fader Function 46 Quick Select Function 47 Personal Memory Plus Function 47 Last Function Memory 47 Backup Memory 47 Resetting the Microprocessor 47
Remote Control Unit Operations Main Remote Control Unit 48
Operating DENON Audio Components...
Owners Manual - English - Page 6
...the Remote Control Unit
In addition to the AVR-1908, the included main remote control unit (RC.... • The supplied batteries are no problems with the connection cables.
• Power ...mode. e Put the rear cover back on using the unit.
• Cautions on . q DENON system components w Non-DENON system components
...AAA
NOTE • Replace the batteries with an old one. • Do not use .
...
Owners Manual - English - Page 10
... you are described in humming or noise. Please select the types of the other components.
• Be sure to the operating instructions of connections suited for the respective connection items below. With some types of connections, certain settings must be made on the AVR-1908. Doing so can result in these operating instructions.
Owners Manual - English - Page 12
...SS
SS SS SS SS SS SS
CENTER S
SURROUND
L
R
SS
S
SS
S
SS
S
SS
S
-
-
-
-
-
-
-
-
NOTE By default, the AVR-1908's "Amp Assign" setting is set to the left channel (SBL). To use
Subwoofer
Front speakers A
Front speakers B
Subwoofer with built-in amplifier
*/
(L)
wq
(R)
wq
(L)
wq
(R)
wq
Center speaker wq
Front speakers Place the front speakers to the sides of the...
Owners Manual - English - Page 13
...AVR-1908, and be damaged. The protection circuit may rise, activating the protection circuit. Protection circuit
If speakers with an impedance of the speaker terminals. Once this happens, unplug the power cord, then check the speaker... DENON service center.
4 Turn the speaker terminal clockwise to tighten it .
3 Insert the speaker cable's core wire to loosen it . Connecting the Speaker ...
Owners Manual - English - Page 14
... be controlled from another device via the HDMI cable. • The audio signals output from the TV, make the settings at menu "Manual Setup" -
DVD player
)%.* 065
Monitor
)%.* */
b The AVR-1908 is equipped for connection to the AVR-1908.
• To output the sound from the HDMI connector (sampling frequency, bit rate, etc.) may not be...
Owners Manual - English - Page 16
... the Control Dock for the digital audio connection,
make the settings at menu...AVR-1908. Getting Started Connections Setup Playback Remote Control Multi-Zone Information Troubleshooting
ENGLISH
CD Player
Connect the cables to be used.
"iPod dock" (vpage 33).
13 CD player
"6%*0
015*$"065
"6%*0 065
-3
LR
LR
iPod®
TV/CABLE Tuner
Use a DENON Control Dock for the digital audio...
Owners Manual - English - Page 17
... as the cable used to connect the AVR-1908's VCR OUT connector. CD Recorder / MD Recorder / Tape Deck
Make analog connections if you wish to record analog audio signals, or digital connections if you wish to be used . Video Cassette Recorder
Connect the cables to record digital audio signals, depending on the components being used .
Owners Manual - English - Page 25
... will increase in volume.
• Do not stand between the speakers and setup microphone or allow obstacles in the AVR-1908. NOTE
• Loud test sounds may be affected by these test signals will play a series of normal operation. This is background noise in room, these sounds.
• Operating the MASTER VOLUME knob on the main...
Owners Manual - English - Page 27
...
Use this when no subwoofer is connected. To use and size.
( ) [Selectable items] Large Small None ( ) 2spkrs 1spkr
NOTE By default, the AVR-1908's "Amp Assign" setting is set to "None", "Surround Back Speaker" are automatically set the speakers manually or if you want the bass signals to always be selected when "Meters" is connected.
Owners Manual - English - Page 29
...
This is the recommended level. IN Subwoofer Level
Set the subwoofer level for audio playback. F Menu screen F
2.Manual Setup
1.Speaker Setup 2.HDMI Setup 3.Audio Setup 4.Zone2 Setup 5.Option Setup
2-3.Audio Setup
1.EXT.IN SW Level 2.2ch Direct/Stereo 3.Dolby Digital Setup 4.Auto Surround Mode 5.Manual EQ
a EXT.
Getting Started Connections Setup Playback Remote Control Multi-Zone Information...
Owners Manual - English - Page 37
... signal strength.
Display
Condition Signal strength is strong Signal strength is good Signal strength is marginal Signal strength is weak No signal
Surround Modes
Standard Playback
This is suited for enjoying surround sound according to their format and playing surround sound. n When using a surround back speaker
[Selectable items] DOLBY PLgx DTS NEO:6 neural
n When not using the...
Owners Manual - English - Page 42
...
Select Source:DVD/HDP
Name
:DVD/HDP
Surround Mode: STEREO
Input Mode :AUTO
1/4
a Main Zone
Shows information about audio input signals.
OFF
LOW
MID
HIGH
h Audio Delay
Compensate for individual program sources. IN, DIRECT or STEREO mode (with "Front Speaker" set "OSD" to be checked] Surround Mode : The currently set surround mode is displayed.
: The number of channels in...
Owners Manual - English - Page 47
...components of compressed audio files and achieve a richer sound. Try connecting again.
3 Set [MODE SELECTOR 1] to "AUDIO" and [MODE SELECTOR 2] to select "XM".
2 Press STATUS until the station you want to comply with applicable copyright legislation. iPod is "Mode3".
• Press and set the AVR-1908's power to select the input source assigned in the DENON...iPod can be played by using ...
Owners Manual - English - Page 55
... the amplifiers for the different channels built into the AVR-1908 to the speaker outputs for the different zones. Getting Started Connections Setup Playback Remote Control Multi-Zone Information Troubleshooting
Amp Assign / Multi-zone Connections and Operations
The AVR-1908 is possible to switch the Amp Assign mode between the 5.1-channel mode and 2-channel mode without changing the speaker...
Owners Manual - English - Page 57
... Operations with Zone Output
Prepare pre-main amplifiers for audio output ZONE2 OUT
Audio signals Stereo
Main zone (7.1-channel system) Monitor
'- 48
'3
$
DVD player
AVR-1908
ZONE2
Pre-main amplifier
y
n Amp Assign mode setting and speakers connected to the various speaker terminals
Speaker terminal FRONT-A
Amp Assign mode
RL
FRONT-B
R
L
CENTER
Front A Bi-Amp
FR-A FL-A FR-B FL...
Owners Manual - English - Page 60
... on CDs is encoded into stereo and full band signals (with a frequency response of 20 Hz to 20 kHz or greater) to the DTS digital surround sound. DTS 96/24
DTS 96/24 is a digital audio format enabling high sound quality playback in Dolby Surround are played: 3 front channels ("FL" , "FR" and "C"), 2 surround channels ("SL" and "SR") and...
Owners Manual - English - Page 69
... copyright protection compatible with DTS sound playback.
• The AVR-1908's "Input Mode" • Set to the "Auto" or "DTS"
setting is set to • Set to a surround playback
is • Set properly.
mode. "HDMI • Set to "PCM". signals are faulty.
• The monitor's input setting is produced
"STEREO", "DIRECT" or "PURE mode. DVDs cannot be copied...
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