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Troubleshooting, Main specifications – Denon DP-500M User Manual

Page 7

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7

Make sure of the followings before you consider as any malfunctions :

1. Are all the connections correct?
2. Is the set being operated correctly in accordance with the operating instructions.
3. Are the speakers and amplifiers functioning correctly?
If the turntable system still does not function properly, check it again, using the check list below. If the symptom does not
correspond to the check list, please contact your DENON dealer.

Symptons

Check

See page

Stylus does not lower onto
record.

• Is the stylus pressure properly adjusted?
• Is the arm’s horizontal balance properly adjusted?

5
5

No sound is produced.

• Are the cartridge and head shell properly connected?
• Are the output cords properly connected to the amplifier?
• Are the amplifier’s adjustments and settings correct?

4
6

-

Booming sound is heard.

• Is the ground wire on the output cord connected to the ampli-

fier?

• Are the output cord’s plugs securely connected?
• Is the head shell’s lock nut securely tightened?

6

4
4

Stylus skips.

• Is the stylus pressure properly adjusted?
• Is the record warped or scratched?
• Is there dust on the stylus?

5

-
-

Arm stops halfway across the
record.

• Is the record scratched?
• Is the arm hitting some object?
• There might be the case that the counterweight touches to the

inside of the dust cover depending on the type of the head
shell and the cartridge being used when it plays at the inside
area of the record . In this case, please play without the dust
cover.

-
-
-

Sound is too weak or too
strong.

• Is the amplifier’s connection selector set to the proper setting

for the type (output) of the cartridge being used?

-

6. TROUBLESHOOTING

Turntable

Drive method

:

Servo type direct drive

Turning speed

:

33-1/3 and 45 rpm

Wow/flutter:

0.1% wrms or less

S/N ratio

:

70 dB or above

Rotation stability

:

0.3 sec. or less (33-1/3rpm)

Turntable

:

Aluminum die-cast, 331 mm diameter

Motor

:

Direct Drive motor

Speed control:

Quarts lock servo control

Load characteristics

:

0 % at stylus pressure of 80 g

Speed deviation

:

Within

±

0.003%

Tone arm
Arm type:

Static balance, S-shaped arm pipe

Effective length:

246 mm

Overhang:

15 mm

Tracking error:

Within 3

°

Stylus pressure

adjustment range:

0 g to 4.0 g (1 scale = 0.25 g)

Applicable cartridge

weight:

5.0 g to 11.0 g (including screws, nuts)

7. MAIN SPECIFICATIONS

( Total applicable weight of attached head shell (9 g) and cartridge : 14.0 g to 20.0 g )

Genera

l

Power supply:

AC 120 V, 60 Hz

Power consumption:

10 W

Dimensions:

450 (width) x 170 (height) x 370

(depth) mm (including feet)

Weight:

10.1 kg