Harman Kardon HK630 User manual

HK630

Integrated Amplifier

Service MANUAL

Troubleshooting

ENGLISH

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... MAKE SURE THAT...

No lights illuminate when POWER cord is plugged into AC outlet • The unit is plugged into a live outlet

No sound is heard • Speaker switches corresponding to the desired speakers are pressed

• Correct source button has been pressed

• Volume is turned up

• Speaker wires are connected properly

• Hook-up wires to source component are connected properly

Sound is not heard from the speaker system on one side • The speaker wires and connection wires are connected correctly

• The balance control knob is set to the center

When listening to stereo sound, the left and right sounds are reversed • The speaker wires are connected correctly

• The wires between components are connected correctly

Intermittent or continuous buzzing or hissing • The unit is away from fluorescent lights, TV, motors and other electrical appliances

The remote control and front panel controls don't appear to work • Disconnect the AC line cord from the wall socket, wait 5 minutes and then re-connect it

Phone sound is too faint, has hum, ringing, or »howl« • Ground wire from turnable has been connected to ground terminal on amplifier

• Cable from turntable is away from power cords and speaker cables

• Turntable is away from speakers

• Turntable is on stable surface

ENGLISH

Specifications

HK630

NOMINAL

Continuous Average Power Per Channel (FTC) 8 Ohms: 40 Watts@<0.09%THD

20Hz – 20 kHz, both channels driven 4 Ohms: 60 Watts@<0.3%THD

Dynamic Power (IHF, 1kHz Tone Burst) 8 Ohms: 70 Watts

4 Ohms: 100 Watts

2 Ohms: 135 Watts

High instantaneous current capability (HCC) ±40 Amps

Power Bandwidth @ Half-Rated output, 8Ω<10Hz - 100kHz

Frequency response @ 1W (+0/-3dB) 0.5Hz - 100kHz

Damping factor 120

Signal-to-noise Ratio (Reference rated power output, A-WTD) Tuner/CD 90 dB

Phono (MM): 80 dB

Input sensitivity/Impedance Tuner/CD 150mV/43kΩ

Phono (MM): 2.5mV/47kΩ, 125pF

Phono-Overload: Phono (MM): 100 mV

Tone control range, Bass @ 50 Hz/Treble @ 10kHz ±10 dB/±10 dB

Power supply: AC 230V, 50/60 Hz

Power consumption: 230 W

Dimensions (Width ×Height ×Depth): 443 ×91 ×359 mm

Weight: 6.4 kg

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