Troubleshooting Guide - Harman Kardon HK3370 Owner's Manual

Troubleshooting Guide

T
his unit is designed for trouble-free operation. Most problems users encounter are due to operating errors. If you have a problem, first check this list for a
possible solution. If the problem persists, consult your authorized Harman Kardon Service Center.
If the problem is...
No lights appear when System Power
is pressed
No sound is heard
No output from one or more channels
Tuner sound has a large amount of interference, or
the "Stereo" display is not illuminated, or
Tuner sound distorts and/or is noisy
Tuner is intermittent or continuously buzzing or hissing
Remote does not function correctly
Cassette or CD sounds distorted
16 TROUBLESHOOTING GUIDE
Make sure that the...
button Unit is plugged into a live outlet.
Main power switch
Unit has not been muted.
Correct input function selector button has been pressed.
Volume is turned up.
Speakers have been turned on using the Speaker Selectors
Cables are not defective: check/replace speaker cables.
Antenna is properly connected.
Antenna is properly located.
Antenna is set in the proper direction.
Antenna is adequate to receive the desired station.
Unit is away from fluorescent lights, TVs, motors and
other electrical appliances.
Batteries are not weak, and replace them if necessary.
Correct device page has been selected by pressing the Source Selector key
Remote sensor is not obstructed, and remote is pointing directly at sensor at an angle of
no more than 30 degrees. Also, check fo r fluorescent lighting, which may be interfering
with the IR transmission.
Cassette deck or CD player has not been plugged into the Phono input.
(Only use the outputs of a turntable or tonearm with the Phono input.)
is pressed in.
.
.