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Troubleshooting guide
If the A-G10 fails to function normally. first check the following points before contacting your Onkyo dealer. If the problem is not&ved
after going through the following list, unplug the power cord and contact your Onkyo authorized service center.
Problem
No power.
Power on but no sound,
Cause
Remedy
'© Power cord is not correctly plugged into|
AC outlet.
'© Power switch is not set to ON position.
® Plug the power cord into the AC outiet priPerly.
© When power is taken from another preamplifier,
also set the amplifier power switch to ON.
® Bad connections.
© Check input leads, speaker leads, pin plug, etc.
Hum, fow frequency noise.
'© Poor or no input ground,
® Poor ot no phono motor ground.
Howling when the volume is turned up.
Rough or scratchy sound. High range is
not clear.
© Turntable and speakers are too close
together.
© Stylus of pick-up is worn.
© Stylus is dirty.
® Treble control is too high.
© Check outer conductor of input plugs.
© Check for proper ground connection.
© Move them farther apart.
@ Replace.
@ Clean.
®@ Turn trebie control down.
Specifications
POWER
AMPLIFIER
SECTION
Power Output:
Impedance:
1435 watts per channel, min RMS.
at 8 ohms, both channels driven
from 20 Hz to 20 kHz, with no more
than 0.008% Tatal harmonic
distortion.
2 x 240 Watts an 4 ohms,
1 kHz (DIN)
2 x 155 Watts an 8 ohms,
1 kHz (DIN)
Dynamic Power:
Total Harmonic Distortion:
460 watts 2 ohms, 310 watts 4 chms
0.008% at rated power
0.008% at 1 watt output
Intermodulation Distortion:
Damping Factor:
Frequency Response:
CO, Tuner:
Signal to Noise
Ratio (JHF-A):
EQUALIZER AMPLIFIER SECTION
Phono Overload:
Phono (MM):
Phono (MC):
RIAA Deviation:
Phono (MM):
Signal to Noise
Phono (MM):
Ratio (IHF-A):
Phono (MC):
Total Harmonic Distortion
(REC 3V output) (MM):
0.003%
D/A CONVERTER SECTION
D/A Conversion:
Sampling Frequency:
Frequency Response:
2 Hz — 20 kHz
Signal to Noise Ratio:
110. dB
Dynamic Range:
103 48
SOURCE DIRECT: 104 dB
0.005% at rated power
150 at 8 ohms
18 bit with eight-times over sampling
32, 44.1, 48 ktiz
Total Harmonic Distortion: 0.0015% (at 1 kHz)
Output level:
2Virms
OVERALL CHARACTERISTICS
Input Sensitivity/
Phono (MM):
Phono (MC):
110 1V/100 ohne
co:
150 mV/50 kohns
Tape Pla
7150 mV/50 kohnis.
VCR Ploy:
150 mV/50 kohns:
VOP Play:
150 mV/50 kohns
PROCESSOR IN:
180 mV/60 kohms
MAIN IN (USA, Canadian and
Worldwide models):
1¥/20 kohms
Output Level/Impedance: Tape Rec:
150 mV/470 ohms
(Phono)
PROCESSOR
out
180 mV/470 ohri's
2 Hz-50 kHz
(Phono)
(0, -1 4B)
Per Out:
1V/1 kobm
Digital Input:
COAXIAL:
0.5 Vp-p/75 ohms
OPTICAL:
= -17.5 ~ ~27 dim
{Biphase)
210 mV RMS. at 1 KHZ,
Digital Output:
COAXIAL:
0.5 Vp-p/76 ohms
0.005% THD.
Tone Control
CONTRABASS: +10 dB at 20 Hz
9.3 mV RMS. at 4 KHZ
{Vol -20 dB):
BASS:
410 dB at 20 Hz
£0,2 dB, 20 Hz -20 kHz
TREBLE:
$8 GB ot 20 kHz
89 dB(5 mV input)
High Cut:
6 kHz (6 dB/Octave) (TREBLE min.)
85 dB (0.5 mV input)
Muting:
~20 dB
Power Supply:
European models
(except U.K.):
AC 220V, 50Hz
Canadian models:
AC 120V, 60Hz
U.K. & Australian models:
'AC 240V, 50Hz
Worldwide models:
AC 120 and 220V
switchable, 60/60Rz
Dimensions:
477(W) x 183(H) x 453(D) mm
18-3/4°x7-3/16"x17-13/16"
Weight:
30 kg, 66.1 Ibs.
2.5 mV/50 kohms
4p
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