Denon DN-A300M Operating Instructions Manual

Also see for DN-A300M: Operating instructions Service manual

Contents

ENGLISHENGLISHSymptom Cause Measures Page71. Are all connections proper ?2. Is the set being operated as described in the operating instructions ?3. Are the speakers and input components being operated properly ?If the set does not seem to be operating properly, check the points listed below. If these points do notapply, the set may be damaged. Turn off the power immediately and contact your store of purchase.When the power is turnedon, the power indicatordoes not light and nosound is produced.• The power supply cord’s plug is notfully plugged in. • Make sure the unit is correctlyplugged in and switched on at themains socket.5The power indicatorlights but no sound isproduced.• The speaker cables are not fullyconnected.• The device you want to listen to hasnot been selected.• The volume control is set tominimum.• The input cable is not fully connected.• The speaker selector button is set to“OFF”.• Connect securely.• Insure the correct input is selected.• Set to an appropriate level.• Connect securely.• Ensure the SPEAKER A or B buttonsare set to “ON” as appropriate.4, 52, 62, 652, 6Sound is only producedfrom the left or rightspeaker(s).• The speaker cables are not fullyconnected.• The input cable is not fully connected.• The left/right balance is off.• Connect securely.• Connect securely.• Adjust to a proper balance using thebalance control knob.4, 552When playing a record,the sound is distorted.• The needle pressure is not proper.• There is dirt on the tip of the needle.• The cartridge is defective.• Adjust to a proper needle pressure.• Check the tip of the needle.• Replace the cartridge.–––For stereo sound, thepositions of theinstruments are invertedleft/right.• The connections of the speakers orinput cables are inverted.• Check the connections to be surethat left is connected to left, right toright.4, 5Check the following before assuming there is a problem with the setTroubleshootingHumming sound is heardin the music whenplaying records.• The player’s ground wire is notconnected.• The cables are not fully connected tothe PHONO terminals.• Influence from a TV or VCR near theplayer.• Connect securely.• Connect securely.• Try changing the positions in whichthe devices are installed.3, 53, 5–Howling is producedalong with the music ifthe volume is too highwhen playing records.• The player and speakers are tooclose together.• The vibrations from the speakers arebeing transmitted to the playerthrough the floor.• Install the player and speakers as farfrom each other as possible.• Use cushions, etc., to absorb thespeakers’ vibrations.––Microphone sound is notproduced.• The microphone is pluggedincompletely.• The mic volume control is set tominimum.• The MIC MIX button is set to "OFF".• Plug securely.• Set to an approptiate level.• Set to "ON".2, 62, 62, 6Clipping is producedwhen using themicrophone.• The MIC AGC button is set to "OFF". • Set to "ON". 2, 6SpecificationsPower amplifier sectionRated Output Power: 2-channel driving (CD ª SP OUT)70 W + 70 W (8 Ω/ohms, 20 Hz ~ 20 kHz, T.H.D. 0.07%)110 W + 110 W (4 Ω/ohms, DIN, 1 kHz, T.H.D. 0.7%)High frequency distortion: 0.01% (Rated output: –3 dB), 8 Ω/ohms, 1 kHzOutput terminals: Speaker A or B: 4 ~ 16 Ω/ohmsA + B: 8 ~ 16 Ω/ohmsPre amplifier sectionInput Sensitivity/Input Impedance: PHONO (MM): 2.5 mV/32 kΩ/kohmsCD, TUNER, DVD/AUX,TAPE-1, TAPE-2: 150 mV/33 kΩ/kohmsMIC : 0.6 mV/4 kΩ/kohmsRIAA Deviation: PHONO (MM): 20 Hz ~ 20 kHz ±0.5 dBOverall performanceSN Ratio (A network): PHONO (MM): 76 dB(With input terminals short-circuited, 5 mV input signal)CD, TUNER, DVD/AUX,TAPE-1, TAPE-2:105 dB (input terminals short-circuited)MIC : 60 dBTone control : BASS: 100 Hz ±8 dBTREBLE: 10 kHz ±8 dBLOUDNESS: 100 Hz +6 dB, 10 kHz +4 dBGeneralPower outlets: 1 unswitched and 2 switched outlets, total capacity 120W (1A)Power Supply: AC 120 V, 60 HzPower Consumption: 3.3 ADimensions: 483(W) x 140(H) x 372(D) mm (19"x 5-1/2"x14-21/32")(including protruding parts)Net Mass: 10.3 Kg (22 lbs 11.31 oz)Operational temperature: 5 to 35 (41× to 95× )Storage temperature: -20 to 60 (4× to 140× )Remote control unit (RC-1101)Remote control type: Infrared pulsePower supply: R03/AAA Type (2 batteries)External dimensions: 50 (W) x 200 (H) x 27 (D) mm (2" x 7-55/64" x 1")Mass: 128 g (Approx. 4.5 oz) (including batteries)* For improvement purposes, specifications and functions are subject to change without advanced notice.