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Harman Kardon AVR 70 User Manual

Harman Kardon AVR 70
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Troubleshooting
27
ENGLISH
SYMPTOM CAUSE SOLUTION
No front panel lights when power switch • No AC Power • Make certain AC power cord is plugged
is pressed into a live outlet.
• Check to see if outlet is switch controlled.
Display lights, but no sound or picture • Intermittent input connections • Make certain that all input and speaker
connections are secure.
MUTE is on • Press MUTE button.
• Volume control is down • Turn up volume control.
No sound from surround or center speakers Incorrect surround mode • Select a mode other than Dolby 3 Stereo,
Stereo or Monaural.
• Input is monaural • There is no surround information from
mono sources.
• Incorrect configuration • Check configuration in the
SET UP MENU.
No On Screen Control Menus • TV input is “S” Video • Change TV input to Composite Video.
The menus are available ONLY on Composite
Video.
Unit does not respond to remote commands • Weak batteries in remote • Change remote batteries.
• Remote is in
LEARN position • Slide USE/LEARN switch to USE.
• Remote sensor is obscured • Make certain front panel sensor is visible
to remote.
Intermittent buzzing in tuner • Local interference • Move unit or antenna away from computers,
fluorescent lights, TVs, motors or other
electrical appliances.
Troubleshooting Chart
Memory Backup
This product is equipped with a memory
backup system that preserves tuner
presets and system configuration
information if the unit is accidentally
unplugged or subject to a power outage.
This memory will last for approximately
one week, after which time all
information must be re-entered.
System Reset
In the rare case where the unit’s operation
or the displays seem abnormal, the cause
may involve the erratic operation of the
system’s memory or microprocessor.
To correct this problem, first unplug the
unit from theAC walloutlet andwait at
least three minutes.After thepause,
reconnect the ACpower cordand check
the unit’s operation. If the system still
malfunctions, a system reset may clear
the problem.
To clear the system’s memory, press and
hold the MEMO Ó and CLEAR Ô
buttons at the same time for a few
seconds. After clearing the memory it will
be necessary to re-establish all system
configuration information and tuner
presets.
If the systemis stilloperating incorrectly,
there may havebeen anelectrostatic
discharge or severeAC lineinterference
that has corruptedthe memoryor
microprocessor.
If a reset does not solve the problem,
consult an authorized Harman Kardon
service depot.
AVR70 engelsk manual 11/01/98 11:57 Side 27

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Harman Kardon AVR 70 Specifications

General IconGeneral
Impedance75 Ω
Frequency range10 - 100000 Hz
Input sensitivity200 mV
Audio output channels5.1 channels
Signal-to-Noise Ratio (SNR)95 dB
Total Harmonic Distortion (THD)0.1 %
Power output per channel (20-20KHz@8 Ohm)75 W
HDMI in3
Line-inYes
Audio (L/R) in1
Digital audio optical in2
Connectivity technologyWired
Speakers connectivity type-
Ethernet LANNo
AM band range520 - 1720 kHz
FM band range87.5 - 108 MHz
Supported radio bandsAM, FM
Product colorBlack
Audio decodersDolby TrueHD, DTS-HD Master Audio
Volume controlDigital
Apple docking compatibilityNot supported
AC input voltage220 V
AC input frequency50 Hz
Power consumption (standby)0.5 W
Power consumption (typical)280 W
Cables includedAC
Weight and Dimensions IconWeight and Dimensions
Depth330 mm
Width440 mm
Height125 mm
Weight9100 g

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