Troubleshooting
– 11 –
ENGLISH
Specifications
1
When SURROUND is “ON”
Power output :
80W + 80W (8
Ω
, 1kHz, 0.1%)
S/N (Input Shorted):
AUX, CD, MD/Tape, Tuner :
90dB (IHF-A)
Input Sensitivity/Impedance
AUX, CD, MD/Tape, Tuner :
200mV/47k
Ω
Input Overload
AUX, CD :
5V
Frequency Response :
30Hz~80kHz
Tone Control
BASS :
±10dB (100Hz)
TREBLE :
±10dB (10kHz)
Channel Separation (Input Shorted) :
65dB (1kHz)
Problem
Probable cause(s)
Suggested remedy
No power.
The main power switch on the side panel
Set the manual power switch to the
is OFF.
ON position.
No sound.
The volume control is set to the
∞
position.
Set the volume control to the appropriate
position.
The input selector has been set incorrectly.
Select the correct source that you wish to
listen to.
Connections are not complete or not
Check the connections.
correct to the speaker systems, etc.
Sound stops during playing, or no sound
The protection circuitry has functioned
O
Turn the power off as soon as possible,
after the power is turned on, and then the
because the (+) and (-) speaker connection
and then check the speaker connection
power standby indicator is blinking.
wires are short-circuited or the output is
wires and remove the causes.
overloaded.
O
Use the speaker systems of the proper
impedance rating or operate the
system at lower volume level.
Bass or stereo sound is not reproduced
Speaker system connections are not
Check the polarity of the connections.
fully.
correct.
When listening to stereo sound, the left
The left and right speaker connections or
Check all the connections and correct them
and right sounds are reversed.
source connections are reversed.
if necessary.
A low-pitched noise (hum or buzz) is heard.
A power cord or a fluorescent light, etc,.
Try to separate this unit as far as possible
is near the connection wires.
from the electric appliance.
Sound is not heard from one of the
The speaker wires are disconnected.
Check and correct the speaker wire
speaker systems.
connections.
The balance control is set too far to
Set the balance control so that sounds are
one side.
heard at the center between the
speaker systems.
Before calling for service, check through the chart below for probable causes of the problems you experience while using this unit.
2
When Dolby Pro Logic is “ON”
Power output
Front :
50W + 50W (1kHz, 0.1% THD, 8
Ω
)
Center :
50W (1kHz, 0.1% THD, 8
Ω
)
Rear :
25W + 25W (1kHz, 0.9% THD, 4
Ω
)
GENERAL
Power Requirement :
230V, 50Hz
Power Consumption :
200W
(at L/R output, 6% over voltage)
Dimensions (W x H x D):
285 x 131 x 352mm
Weight (Net) :
7.3kg
Standard Accessory :
Remote Control Unit (RC-646)
(Batteries are not included)
• Improvements may result in specification
or feature changes without notice.
• Illustrations may differ slightly from
production models.
