Denon AVC-2800 - Troubleshooting; Common Problems and Solutions; Specifications; Audio Section Specifications

LAST FUNCTION MEMORY
e
This
amplifier
is
equipped
with
a
fast
function
memory
which
stores
the
input
and
output
setting
conditions
as
they
were
immediately before the power is switched off.
This
function
eliminates
the
need
to
perform
complicated
resettings
when
the
power
is
switched
on.
This
amplifier
is
also
equipped
with
a
back-up
memory.
This
function
provides
approximately
one
week
of
memory
storage
with the power cord disconnected.
TROUBLESHOOTING
lf a problem should arise, first check the following:
1. Are the connections correct?
2.Have
you
operated
the
amplifier
according
to
the
Operating
Instructions?
3.
Are
the
speakers,
turntable,
and
other
components
operating
properly?
If
the
amplifier
is
not
operating
properly,
check
the
items
listed
in
the
table
below.
Should
the
problem
persist,
there
may
be
a
malfunction.
Disconnect
the
power
immediately
and
contact
your
store
of
purchase.
Symptom
Cause
Measures
Common problems arising when listening to the CD, records,
tapes, and FM broadcasts, etc.
DISPLAY not fit and sound not
produced when power switch
set to on.
@ Power cord not plugged in securely.
@ Check the insertion of the power cord plug
DISPLAY lit but sound nat pro-
duced.
-PROTECT~ display appears.
Sound produced only from one
channel.
®@ Speaker cords not securely connected.
@ Speaker switch is off.
@ Improper position of the audio function
button.
#@ Volume control set to minimum.
@ MUTING is on.
® Speaker terminals are short-circuited.
© Block the ventilation holes of the set.
@ The unit is operating at continuous high
Power conditions and/or inadequate ven-
tilation.
@ Incomplete connection of speaker cords.
@ Incomplete connection of input/output
cords.
© Left/right balance is off.
@ Connect securely.
@ Turn on speaker switch.
@ Set to a suitable position.
@ Turn votume up to suitable level.
@ Switch off MUTING
© Switch power off, connect speakers proper-
ly, then switch power back on.
@ Turn off the set’s power, then ventilate it
well to cool it down.
Once the set is cooled down, turn the power
back on.
@ Turn off the set's power, then ventilate it
weil to cool it down.
Once the set is cooted down, turn the power
back on.
@ Connect securely.
@ Connect securely.
@ Adjust balance knob properly.
Positions of instruments re-
versed during stereo playback.
@ Reverse connections of left and right speak-
ers or left and right input/output cords.
@ Check teft and right connections.
Sound seems distorted.
@ Effect level parameter is high.
@ Set the effect level parameter to fower level.
@ Set the rear level to lower level.
Sound seems strange.
ie Rear level is too high.
@ DSP parameter settings are poor.
@ Press the CLEAR button then adjust the DSP
parameters.
Personal memory function does
not work.
@ DAT/tape monitor mode set.
@ The DAT/TAPE MONITOR position cannot
be set in the personal memory.
Humming noise praduced when
record is playing.
@ Ground wire of turntable not connected
properly,
@ incomplete PHONO jack connection.
@ Connect securely.
@ Connect securely.
@ Contact your store of purchase.
@ + and — ends of battery inserted in reverse.
@ TV or radio transmission antenna nearby.
2
3
;
f
4
5
Howling
noise
produced
when
@
Turntable
and
speaker
systems
too
close
@
Separate
as
much
as
possibile.
3 volume is high. together.
=
@
Floor
is
unstable
and
vibrates
easily.
@
Use
cushions
to
absorb
speaker
vibrations
2
transmitted
by
floor.
ff
turntable
is
not
=
equipped
with
insulators,
use
audio
insula-
a
tors
(commonly
available}.
c . .
2
Sound
is
distorted.
Stytus
pressure
too
weak.
@
Apply
proper
stylus
pressure.
=
Dust
or
dirt
on
stylus.
@
Check
stylus.
© Cartridge defective. @ Replace cartridge.
Volume
is
weak.
@
MC
cartridge
being
used.
@
Replace
with
MM
cartridge
or
use
a
head
amplifier or step-up transformer.
ing
Aaa
Semi
«ries
Ree
A.
SEP
Serer
eem
©
ficplace
WIT
New
velieres,
5
properly
when
remote
contro!
|
Remote
control
unit
too
far
from
receiver.
|
@
Move
closer.
£5}
unit
is
used.
©
Obstacle
between
receiver
and
remote
con-
|
@
Remove
obstacte.
fa
=
trol
unit.
gs
®
Different
button
is
being
pressed.
@
Press
the
proper
button.
@ Insert batteries properly.
[9] SPECIFICATIONS
© Audio Section
(Power amplifier)
Rated output:
{All properties shown are only
for the power amplifier stage.)
Output terminals:
(Pre-amplifier)
MAIN (main 2ch driven)
85W+85W (8 Q/ohms, 20 Hz—- 20 kHz with 0.05% THD)
CENTER {center 1ch driven)
85 W (8 Q/ohms, 20 Hz — 20 kHz with 0.05% THD)
REAR (rear 2ch driven)
25W+25W (8Q/ohms, 1 kHz with 0.1% THD)
Main: AorB 6 to 16 Q/ohms
A+B 12 to 16 Q/ohms
Center: 6to 16 Q/ohms
Rear: 6to16Q/ohms
Line input (Each line input ~ FRONT PRE OUT)
Input sensitivity /impedance:
Frequency response:
Tone control range:
Signal-to-noise ratio
{FRONT PRE OUT):
Distortion factor:
Maximum headphone output:
150 mV/47 kQ/kohms = PHONO(MM): 2.5 mV/47kQ/kohms
10 Hzto 50 kHz: +3dB
BASS: +10 dB at 100 Hz
TREBLE: +10 GB at 10 kHz
92 dB
0.01% 1 kHz 1 V (STEREO mode}
284 mW (8 Q/ohms)
Phono equalizer (PHONO input — REC OUT)
RIAA deviation:
Signal-to-noise ratio
Rated output/Maximum output:
Distortion factor:
® Video Section
Standard video jacks
Input and output level/impedance:
Frequency response:
S-video output jacks
Input and output level /impedance:
Frequency response:
¢ General
Power supply:
Power consumption:
Maximum external dimensions:
Weight:
e@ Remote control unit (RC-180}
Batteries:
External dimensions:
Weight:
+1 dB (20 Hz to 20 kHz)
74 dB (A weighting, with 5 mV input)
150 mV/8V
0.03% (1 kHz, 3 V)
1 Vp-p/75 Q/ohms
5 Hz to 8 MHz +0, -3 dB
Y (brightness) signal: 1 Vp-p/75 Q/ohms
C (color) signal: 0.286 Vp-p / 75 Q/ohms
5 Hz to 10 MHz +0, -3 dB
AC 230 V, 50 Hz
270 W
434 (W) x 161 (H) x 433 (D) mm (17-3/32” x 6-11/32" x 17-3/64")
11.4 kg (25 Ibs 3 oz)
R6P/AA Type (two batteries)
70 (W) x 215 (H) x 19 (D) mm (2-3/4” x 8-15/32” x 3/4")
180 g (Approx. 6 02) (including batteries}
* For purposes of improvement, specifications and design are subject to change without notice.
11