Troubleshooting
If a problem should arise, first check the following:
1.Are the connections correct?
2.Is the set being operated as described in the owner’s manual?
3.Are the other components operating properly?
If this unit does not operate properly, check the items listed in the table below. Should the problem persist, there may be a malfunction.
In this case, disconnect the power immediately and contact your store of purchase.
GGeneralH
Symptom | Cause/Solution | Page |
Power does not turn | • Check whether the power plug is correctly inserted into the power | 6 |
on. | outlet. |
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| • The protection circuit is active. Disconnect the power plug from | 5, 134 |
| the electric outlet, wait 5 to 10 seconds and then insert it back |
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| into the outlet. |
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Display is off. | • Set “Dimmer” on the menu to something other than “OFF”. | 105 |
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The power indicator | • The temperature inside the unit has risen. Please turn off power | – |
is blinking red | once, and |
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in intervals of | sufficiently. |
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approximately 2 | • Please | – |
seconds. |
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The power indicator | • Please use speakers which have the specified impedance. | 5, 98 |
is blinking red | • The speaker cable has shorted (is touching). Firmly twist the core | 5 |
in intervals of | wire in the speaker cable, and then |
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approximately 0.5 | terminal. |
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seconds. |
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After turning on the | • This unit amplifier circuit has failed. Turn off the power and please | – |
power, the power | contact the DENON service adviser. |
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indicator is blinking |
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red in intervals of |
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approximately 0.5 |
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seconds. |
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Set does not operate | • Reset the microprocessor. | 138 |
properly. |
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GVideoH |
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Symptom | Cause/Solution | Page |
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No picture appears. | • Check the TV connection. | 6 |
| • Set the TV input correctly. | 7 |
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GAudioH
Symptom | Cause/Solution | Page |
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|
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Audio is not output. | • Check the connections for all devices. | 6, 17 – 26 |
| • Check the speaker connections and configurations. | 5, 6, |
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| 54 – 62 |
| • Check whether the audio device power is turned on. | – |
| • Adjust the master volume. | 13, 28 |
| • Cancel the mute mode. | 13, 29 |
| • Select a suitable input source. | 28 |
| • Select a suitable input mode. | 84 |
| • Disconnect the headphones. No sound is output from the speakers | 120 |
| or the PRE OUT connectors when headphones are connected. |
|
No sound is | • Check if the surround speakers are connected to the SURROUND | – |
produced from | terminals. |
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surround speaker. |
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No sound is | • Check if “Amp Assign” is set appropriately in order to output | 93 |
produced from | audio from the surround back speakers. |
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surround back | • Set “Speaker Config.” – “Surround Back” on the menu to | 96 |
speaker. | something other than “None”. |
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| • Set “Surround Parameters” – “Surround Back” on the menu to | 87 |
| something other than “OFF”. |
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| • Set the surround mode to something other than “STEREO”. | 52 |
No sound is | • Set “Surround Parameters” – “PLgz Height” on the menu to | 88 |
produced from front | “ON”. |
|
height speaker. | • Check if “Amp Assign” is set appropriately in order to output | 93 |
| audio from the front height speakers. | 96 |
| • Set “Speaker Config.” – “Front Height” on the menu to something | |
| other than “None”. |
|
No sound is | • Check the subwoofer connections. | 6, 56 |
produced from | • Turn on the subwoofer’s power. | 7 |
subwoofer. | • Set “Speaker Config.” – “Subwoofer” on the menu to “1spkr” | 96 |
| or “2spkrs”. | 95, 96 |
| • If “Front” and “Center” for “Speaker Config.” are set to “Large”, |
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| and “Subwoofer Mode” is set to “LFE”, no sound may be output |
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| from the subwoofers, depending on the input signal or selected |
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| surround mode. |
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DTS sound is not | • Set “Decode Mode” on the menu to “Auto” or “DTS”. | 84 |
output. |
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Dolby TrueHD, DTS- | • Make HDMI connections. | 17 |
HD, Dolby Digital |
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Plus audio is not |
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output. |
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Dolby PLg mode or | • Check that “Speaker Config.” – “Center” or “Surround” is set | 96 |
DTS NEO:6 mode | to other than “None”. If the speaker system is 2.0/2.1ch, this |
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cannot be selected. | surround mode cannot be selected. |
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Or “Not Available” is | • When headphones are used, STANDARD mode (Dolby PLg or | – |
displayed when the | DTS NEO:6) cannot be selected. |
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STANDARD button is |
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pressed. |
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| 135 |
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