Denon DP-47F User Manual

‘TROUBLESHOOTING GUIDE
When
trouble
arises,
check
the
following
items
before
you
consider
any
problem
as
a
malfunction.
Turntable
does
not
operate
when
start
button
is
pressed.
The tonearm does not move:
@ Is the power switched on?
@
is
thearmclamp
released?
..
0...
2...
ee
ee
ee
eee
eee
Refer
to
page
6
The
stylus
does
not
lower
onto
the
record:
@
Is
atracking
force
being
applied?
..
6...
ee
ee
ee
ees
Refer
to
page
6
The stylus does not lower on the desired position:
@
{s
the
cartridge
properly
installed
on
the
head
shell?
.........
00s
eee
eres
Refer
to
page
8
@
Is
the
turntable
unit
placed
horizontally?
No sound
@
Are
the
cartridge
and
the
tonearm
connected
properly?
.......--
0+
eee
eres
Refer
to
page
8
@
Are
the
output
wires
properly
connected
to
the
amplifier?
.........-0..
2000s
Refer
to
page
5
@
Are
the
amplifier
knobs/switches
properly
set
for
record
reproduction?
Hum noise is audible:
@
Is
the
ground
wire
of
the
output
wires
connected
to
the
amplifier?
..........-.
Refer
to
page
5
@
Arethe
output
wires
properly
connected?
@
Is
the
head
shell
secured
properly
with
the
lock
screw?
.....-.
0.00
e
sence
eee
Refer
to
page
8
The stylus skips/Jumps
@
Is
the
tracking
force
applied
properly?
2...
0.1...
ccc
ee
ees
Refer
to
page
6
@ Is the record warped or scratched?
@ fs there any large amount of dust on the stylus?
The arm stops moving forward during play:
@ Is the record scratched?
@ Is something touching the arm?
Sound is too weak/strong:
@
ts
the
amplifier
switched
and
connected
properly
for
the
type
of
cartridge
(output)
being
used?
Noise is picked up by the tuner:
@
Should
the
tuner
pick
up
noise
while
the
turntable
unit
is
in
operation,
move
the
tuner
away
from
the
turntable,
or
relocate
the
tuner
antenna.
The tonearm moves up and down when power is switched on:
@
The
up
and
down
movement
of
the
tonearm
when
the
power
is
switched
on/off
is
not
a
defect.
—10—

Denon DP-47F Specifications

General

Drive System	Direct drive
Speeds	33 1/3, 45 rpm
Effective Length	220mm
Overhang	16mm
Cartridge Weight Range	4 - 10g
Output Voltage	2.5 mV
Weight	9.5kg
Motor	DC servo motor
Platter	300mm aluminum die-cast
Wow and Flutter	0.015% WRMS
Signal to Noise Ratio	78dB
Tonearm Type	Dynamic servo tracer
Stylus Pressure Adjustment Range	0 - 2.5 g
Tracking Force	1.5 - 2.0 g