9
ENGLISH
Troubleshooting
If you experience any problem with this unit, please take the
time to look through this chart and see if you can solve the
problem yourself before calling your dealer.
No power
e
Check the connection to the AC power supply. Check and
make sure the AC source is not a switched outlet and that,
if it is, the power is turned on.
e
Insert the power cord into the AC inlet of this unit.
There is no sound or only a very low-level sound is heard.
e
Press the POWER switch to turn on the unit.
e
Check the operation of the preamplifier. When turn on the
preamplifier, turn off this unit first.
e
Make sure a signal is output from a preamplifier etc.
e
Check if the preamplifier, speakers and source components
are secure connected.
e
Select input setting of the preamplifier correctly.
e
Select input setting of this unit correctly.
e
Adjust the preamplifier volume.
e
The protection circuit is in operation when the color of the
indicator ring of the POWER switch changes from blue to
red. Turn off the unit immediately if this indicator is red and
solve the cause of problem.
e
The speaker cord may be shorted out. Check your speaker
connections.
Unstable sound.
e
Speaker polarity (
+
/
_
) is reversed. Check all speakers for
correct polarity.
If normal operation cannot be obtained, unplug the power
cord from the outlet, wait about 60 seconds and plug it
again. This resets the internal circuit which can be
disturbed during electrical storms, power interruptions,
etc.
Specifications
General
Power supply
Europe model. . . . . . . . . . . . . . . . . . . . . AC 230 V, 50 Hz
U.S.A./Canada model . . . . . . . . . . . . . . . AC 120 V, 60 Hz
Korea model. . . . . . . . . . . . . . . . . . . . . . AC 220 V, 60 Hz
Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . 200 W
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 kg (69 lb)
External dimensions (W x H x D)
250 x 219 x 430 mm (9 7/8” x 8 5/8” x17”)
Amplifier Section
Maximum useful output power . . . . . . . . 200 W (1 kHz, 8
Ω
)
400 W (1 kHz, 4
Ω
)
Frequency response . . . . . . . . . . . . . . . . . . . . 10 Hz to 100 kHz
(1 W, 8
Ω
, +0/–3 dB)
Signal-to-noise ratio. . . . . . . . . . . . more than 110 dB (Awgt)
Total harmonic distortion. . . 0.05 % (1 kHz, 160 W, 20 kHz LPF)
Input sensitivity . . . . . . . . . . . . . . . . 850 mVrms/160 W (8
Ω
)
Input impedance . . . . . . . . . . . . . . . . . . . . . . . 200 k
Ω
(RCA)
Accessories
Power cord x 1
Warranty card x 1
Owner’s manual x 1
• Design and specifications are subject to change without
notice.
• Weight and dimensions are approximate.
• Illustrations may differ slightly from production models.
Summary of Contents for Esoteric A-80
Page 10: ...10 219mm 250mm 430mm ...
Page 11: ...11 ENGLISH ...
