Harman Kardon HK3550 Manuel Du Propriétaire page 10

This unit is designed for trouble-free
operation; most problems users
encounter are due to operating errors.
So if you have a problem, first check this
list for a possible solution. If the problem
persists, consult your authorized
Harman Kardon service center.
The appliance conforms with EEC
directive 87/308/EEC regarding
interference suppression .
TROUBLESHOOTING
If the probiem is:
Make sure that:
No lights illuminate when Power switch
is pressed.
@ The unit is plugged into a live outlet.
No sound is heard. @ Press the Speakers switches corresponding to the desired speakers.
M@ Correct function button has been pressed.
@ Volume is turned up.
M@ Speaker wires are connected properly.
@ Hook-up wires to source component are connected properly.
Tuner sound has a large amount of interference.
OR
The "STEREO?" display is not fully illuminated.
OR
Tuner sound distorts and/or volume level
is too low.
@ The antenna is properly connected.
@ The antenna is properly located.
m@ The antenna is set in the proper direction.
M@ The antenna is adequate to receive the desired station.
Intermittent or continuous buzzing or hissing.
@ The unit is away from fluorescent lights, TVs, motors and other electrical
appliances.
Stations cannot be preset. @ After pressing Memory switch, the preset button is set while the "PRESET" light
is still flashing.
Cannot monitor a recording using Tape 1. M@ This is not possible. Use Tape 2.
Phono sound is too faint, has hum, ringing,
or "howl."
M@ Turntable cartridge is moving magnet type, or step-up transformer is used,
M@ Ground wire from turntable has been connected to ground terminal on receiver.
Cable from turntable is away from power cords and speaker cables.
@ Turntable is away from speakers.
M@ Turntable is on stable surface.
Note: HK3350 should not be used with a turntable.