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If the unit fails to operate normally, check the following points to determine whether the problem can be corrected by the simple measures suggested. If it cannot, or if the
problem is not listed in the SYMPTOM
column, disconnect the unit's power cord and contact your dealer or service center for assistance.
The power cord plug is not connected securely to the wall.
Connect it securely.
power outlet.
The power is not switched ON when
the POWER
switch is pressed.
The SPEAKERS
switch is released outward to the "OFF"
position.
Press it inward to the "ON" position.
No sound
is heard.
The SPEAKER
LEVEL controls are set all the way to the "MIN"
position.
Tum them
clockwise.
The connection cords are not connected securely to the
INPUT jacks,
Connect them securely.
The speaker systems are not properly connected to this unit.
Connect them correctly.
No sound
is heard from the front
The speaker systems are not properly connected to this unit.
Connect them correctly.
and/or rear speaker systems, or from
<a
the left and/or right speaker systems. | One of the SPEAKER LEVEL controls is set to the fully
counterclockwise position.
Turn that SPEAKER
LEVEL control clockwise.
The 2-/4-CHANNEL selector is not set to the correct position.
Set it correctly.
The balance between the left and
During four-channel operation, the left/right balance adjustment | Make the adjustment by using the controls on the control
right cannot be adjusted during four-
cannot be made by using the controls on this unit.
amplifier.
channel operation.
The acoustic "image" is unstable,
The positive (+) and negative (-) polarities (of this unit and
Reconnect the speaker systems to this unit so that the polarities
characterized
by unnatural sound and
the speaker systems) are not matched.
are aligned.
insufficient low-range tonal quality.
Hum
noise is heard from the
dq The connection cords are not connected securely to the
Connect them securely.
speakers.
INPUT jacks.
10
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