Panasonic SCHDX3 - AMPLIFIER SPEAKER SYSTEM, Руководство по эксплуатации

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Troubleshooting guide
¡ Ensure the mains lead is connected.
¡ Check speaker connections.
No power.
Sounds are unfixed or left and
right are reversed.
¡ A mains lead or fluorescent light is near the cables. Keep other appliances
and cords away from this unit’s cables.
Humming heard during play
¡ The speaker cords may have shorted. Turn the unit off and reconnect the
cords.
Sound stops suddenly during
play.
¡
Sound will come from the speakers even if you have connected headphones
to SC-HDA710 if the soundtrack on the disc cannot be down-mixed. Change
the soundtrack on the disc to stereo when you want to listen through
headphones.
Headphones are connected but
sound still comes from the
speakers.
¡ Position the amplifier away from the television.
There is interference on the
television.
5
5
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—
¡ Turn the volume up.
¡ Check the volume on SC-HDA710.
¡ Check speaker connections.
No sound.
6
6
5
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5
Before requesting service for this unit, check the chart below for a possible cause of the problem you are experiencing. Some simple checks or
a minor adjustment on your part may eliminate the problem and restore proper operation.
If you are in doubt about some of the check points, or if the remedies indicated in the chart do not solve the problem, refer to the directory of
Authorized Service Centers (enclosed with this unit) to locate a convenient service center, or consult your dealer for instructions.
■
AMPLIFIER SECTION (Low Frequency Side)
Power Output
DIN 1 kHz, THD 1 %, 6
Ω
, both channel driven 3 x 7 W
RMS 1 kHz, THD 10 %, 6
Ω
, both channel driven 3 x 12 W
Total Harmonic Distortion
Half Power, 1 kHz, 6
Ω
0.3 %
Frequency Response
60–50000 Hz (+1 dB, –6 dB)
S/N 100 dB
(IHF A, Rated Power, S=2 V)
Load Impeadance 6
Ω
■
GENERAL
Power supply AC 230 – 240 V 50 Hz
Power consumption 37 W
Dimensions (W x H x D) 95 x 179.5 x 265.5 mm
Mass 3.1 k g
Power consumption in standby mode: 0.7 W
■
SPEAKER SECTION
Type 2 way 2 speaker Bass-reflex
Speaker unit
Woofer 10 cm cone type
Tweeter 2.5 cm semi-dome type
Impedance 6
Ω
Input power
MUSIC 30 W
DIN 15 W
Sound pressure level 83 dB/W (1.0 m)
Crossover frequency 3 kHz
Frequency response 60 Hz–50 kHz (–16 dB)
70 Hz–45 kHz (–10 dB)
Dimensions (W x H x D) 129 x 324 x 180 mm
Mass 2.45 k g
Note:
Specifications are subject to change without notice.
Mass and dimensions are approximate.
Specifications