Yamaha DSP-AZ1 Owner's Manual page 105

Problem
No sound from the effect speak-
ers.
No sound from the center speaker.
No sound from the rear speakers.
No sound from the rear center
speaker.
No sound from the subwoofer.
Poor bass reproduction.
A "humming" sound can be heard.
The volume level is low while
playing a record.
The volume level cannot be
increased, or the sound is
distorted.
A source cannot be recorded.
Cause
The input source is being played with normal stereo
reproduction. ("STEREO" is shown in the front panel
display.)
Digital signals that are over 96 kHz sampling
frequency are input into this unit.
"1A CENTER SP" on the SET MENU is set to
"NONE".
One of the Hi-Fi DSP programs (1 to 6 except for
Game and 8ch Stereo) has been selected.
"1C REAR L/R SP" on the SET MENU is set to
"NONE".
A monaural source is being played with the program
12.
"1C REAR L/R SP" on the SET MENU is set to
"NONE".
"1D REAR CT SP" on the SET MENU is set to
"NONE".
"1E LFE/BASS OUT" on the SET MENU is set to
"MAIN" when a Dolby Digital or DTS signal is being
played.
"1E LFE/BASS OUT" on the SET MENU is set to
"SW" or "MAIN" when a 2-channel source is being
played.
The source does not contain low bass signals (90 Hz
and below).
"1E LFE/BASS OUT" on the SET MENU is set to
"SW" or "BOTH" and your system does not include a
subwoofer.
The output mode for each speaker (main, center, rear,
or rear center) on the SET MENU does not match
your speaker configuration.
Incorrect cable connections.
No connection from the turntable to the GND
terminal.
The record is being played on a turntable with an MC
cartridge.
The component connected to the OUT (REC) jacks of
this unit is turned off.
A source component is connected to the analog input
jacks of this unit for digital recording.
Digital connections are not made between this unit
and other components for playback or recording.
A source component is connected to the digital input
jacks of this unit for analog recording.
Analog connections are not made between this unit
and other components for playback or recording.
Some recording components cannot record the Dolby
Digital or DTS sources.
TROUBLESHOOTING
Remedy
Press STEREO/EFFECT to turn on the sound effect
(see page 47).
Select the appropriate mode for your center speaker
(see page 35).
Select another DSP program.
Select the appropriate speaker mode for the rear L/R
speakers (see page 36).
Select another DSP program.
If the speaker mode for the rear L/R speakers is set to
"NONE", the speaker mode for the rear center speaker
is automatically set to "NONE". Select the appropriate
speaker mode for the rear L/R speaker mode (see page
36).
Select "LRG" or "SML" (see page 36).
Select "SW" or "BOTH" (see page 37).
Select "BOTH" (see page 37).
Select "MAIN" (see page 37).
Select the appropriate output mode for each speaker
based on the size of the speakers in your configura-
tion.
Firmly connect the audio plugs. If the problem
persists, the cables may be defective.
Connect the grounding cord of your turntable to the
GND terminal of this unit (see page 20).
The turntable should be connected to this unit through
an MC-head amplifier.
Turn on the power to the component.
Connect a source component to the digital input jacks.
Make digital connections.
Connect a source component to the analog input jacks.
Make analog connections.
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