Denon PMA-500AE operating instructions Troubleshooting, Specifications, Symptom Cause Measures

Troubleshooting

Check the following before assuming there is a problem with the set

1.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 not apply, the set may be damaged. Turn off the power immediately and contact your store of purchase.

	Symptom					Cause	Measures	Page
When the power is turned						• The power supply cord’s plug is not	• Make sure the unit is correctly	5
on,	the power				indicator	fully plugged in.	plugged in and switched on at the
does not light and no							mains socket.
sound is produced.
The	power			indicator		• The speaker cables are not fully	• Connect securely.	4, 5
lights but no sound is						connected.
produced.						• The device you want to listen to has	• Insure the correct input is selected.	2, 6
						not been selected.
						• The volume control is set to	• Set to an appropriate level.	2, 6
						minimum.
						• The input cable is not fully connected.	• Connect securely.	5
						• The speaker selector button is set to	• Ensure the SPEAKER A or B buttons	2, 6
						“OFF”.	are set to “ON” as appropriate.
Sound is		only		produced		• The speaker cables are not fully	• Connect securely.	4, 5
from the left or right						connected.
speaker(s).						• The input cable is not fully connected.	• Connect securely.	5
						• The left/right balance is off.	• Adjust to a proper balance using the	2
							balance control knob.
For	stereo		sound, the			• The connections of the speakers or	• Check the connections to be sure	4, 5
positions			of		the	input cables are inverted.	that left is connected to left, right to
instruments			are		inverted		right.
left/right.
Humming sound is heard						• The player’s ground wire is not	• Connect securely.	3, 5
in	the	music			when	connected.
playing records.						• The cables are not fully connected to	• Connect securely.	3, 5
						the PHONO terminals.
						• Influence from a TV or VCR near the	• Try changing the positions in which	–
						player.	the devices are installed.
Howling		is		produced		• The player and speakers are too close	• Install the player and speakers as far	–
along with the music if						together.	from each other as possible.
the volume is too high						• The vibrations from the speakers are	• Use cushions, etc., to absorb the	–
when playing records.						being transmitted to the player	speakers’ vibrations.
						through the floor.
When playing				a	record,	• The needle pressure is not proper.	• Adjust to a proper needle pressure.	–
the sound is distorted.						• There is dirt on the tip of the needle.	• Check the tip of the needle.	–
						• The cartridge is defective.	• Replace the cartridge.	–

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Specifications

¢ Power amplifier section

Rated Output Power:	2-channel driving (CD / SP OUT)
	45 W + 45 W	(8 Ω/ohms, 20 Hz ~ 20 kHz, T.H.D. 0.07 %)
Dynamic power:	70 W + 70 W	(4 Ω/ohms, DIN, 1 kHz, T.H.D. 0.7 %)
High frequency distortion:	0.02 % (Rated output: –3 dB), 8 Ω/ohms, 1 kHz
Output terminals:	Speaker A or B:	4 ~ 16 Ω/ohms
	A + B:	8 ~ 16 Ω/ohms
	Suited for headphones/stereo headphones

¢ Pre amplifier section

Equalizer amplifier output:	150 mV
(REC OUT terminals)
Input Sensitivity/Input Impedance:	PHONO (MM):	2.5 mV/47 kΩ/kohms
	CD, TUNER, DVD/AUX,TAPE-1/CD-R, TAPE-2/MD:
		100 mV/47 kΩ/kohms (SOURCE DIRECT OFF)
		100 mV/16 kΩ/kohms (SOURCE DIRECT ON)
RIAA Deviation:	PHONO (MM):	20 Hz ~ 20 kHz±0.5 dB

¢Overall performance

SN Ratio (A network):	PHONO (MM):	84 dB
	(With input terminals short-circuited, 5 mV input signal)
	CD, TUNER, DVD/AUX,TAPE-1/CD-R, TAPE-2/MD:
		105 dB (input terminals short-circuited)
Tone control (bass):	BASS:	100 Hz±8 dB
	TREBLE:	10 kHz±8 dB
LOUDNESS:	100 Hz: +6 dB, 10 kHz: +6 dB

¢ General

Power outlet:	1 switched outlet, total capacity 100 W (0.43 A)
Power Supply:	AC 230 V, 50 Hz
Power Consumption:	185	W (IEC)
Dimensions:	434	(W) x 121 (H) x 307 (D) mm (including protruding parts)
Net Mass:	6.5 kg

¢Remote control unit (RC-1022)

Remote control type:	Infrared pulse
Power supply:	R03/AAA Type (2 batteries)
External dimensions:	49 (W) x 220 (H) x 21 (D) mm
Mass:	120 g (including batteries)

* For improvement purposes, specifications and functions are subject to change without advanced notice.

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