Harman Kardon HK3600 Owners Manual - Page 15

TROUBLESHOOTING 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. if the problem is: No lights illuminate when Power switch is pressed. No sound is heard. 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. Intermittent or continuous buzzing or hissing. Stations cannot be preset. Phono sound is too faint, has hum, ringing, or "howl." Selecting video component produces sound but no picture. The TV picture does not match the sound. Make sure that: ■ The unit is plugged into a live outlet. ■ Speaker selector is turned to the desired speakers. ■ Correct function button has been pressed. ■ Volume is turned up. ■ Speaker wires are connected properly. ■ Hook-up wires to source component are connected properly. ■ The antenna is properly connected. ■ The antenna is properly located. ■ The antenna is set in the proper direction. ■ The antenna is adequate to receive the desired station. ■ The unit is away from fluorescent lights, TVs, motors and other electrical appliances. ■ After pressing Memory button, the Preset button is set while the "Preset" light is still flashing. ■ Turntable cartridge is moving magnet type, or step-up transformer is used. ■ 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. ■ Turntable is on stable surface. ■ Subsonic filter is on. ■ Video Defeat button is off. ■ Video cabels are connected correctly. ■ Video sources are properly connected to receiver. ■ Video/Antenna Switch on TV is set to Video. 13