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  9. Denon DCD-1500 User manual

Denon DCD-1500 User manual

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DENON
_......
SERVICE
MANUAL
STEREO
CD
PLAYER
MODEL
DCD-
1500
NIPPON
COLUMBIA
CO.
LTD.
TABLE
OF
CONTENTS
|
FEATURES?
fin
es
cibehes
lo
neu
Soe
eRe
disuse
ehetetecs
pobiadvode
02
SPECIFICATIONS!
fe:
nsce-c
syn
Geltediast
OS
tk
Pal
DUD
Re
ea
a
uae
eae
eae
eS
ue
NAMES
AND
FUNCTIONS
OF
PARTS
........0-.000-020e
ee
ee
ee
es
sie
RNa
Be
48~6
NOTE
FOR
HANDLING
OF
LASER
PIC-UP.
000.0...
cee
eee
eee
teeta
dhe
Ais
ata
7~8
HANDLING
CONNECTION
AND
SAFETY
INFORMATION
FOR
THE
KSS-121A
OPTICAL:
PICKUP,
6:
ts
once
tacdts
Mas
atenhe
Ua
Wd
ce
Ove
oe
eatenen
scien
oh
9
DISASSEMBLY
........2000000
005
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ee
nhs
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eee
10~
12
ADJUSTMENT
OF
MECHANISM
UNIT...
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eeeeees
13
MAINTENANCE
AND
ADJUSTMENT
PROCEDURE.
...
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0
0
cece
eee
eee
ee
13
~
20
FUNCTION
OF
IC
TERMINAL.
.........-.
ara
ie
ioc
epee
and
eaten
fy
ste
See
Rien
este
ers
21
FUNCTION
OF
SUB
CODE
OUTPUT
TERMINAL.
00002002000
cee
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ee
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ene
enee
22
TROUBLESHOOTING.
.......
000
eee
e
ccc
ee
c
ee
tee
cece
enn
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eee
een
eens
23
~
27
PARTS
LIST
OF
PW.
BOARD
.....
0.00.0
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e
eee
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eeeteeaee
28
~
31
PARTS
LIST
OF
EXPLODED
VIEW
00.0.0
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ee
eneees
32
EXPLODED
VIEW......
so
ettccpsid
Reals
Pele
She
tare
el
Oe
ia
vrs
sredisudeke
asi
uee
33
EXPLODED
VIEW
OF
FG-500
MECHANISM
UNIT...
0.0.00
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ee
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cece
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eens
34
PW.BOARD
,......
0.00
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ccc
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bee
eeedeeneenaeee
ee
35
~
37
WIRING
DIAGRAM
«6
2a
cnn
k
cor
eo
Seat
hg
Aicoed
Pee
dada
dhanwadetawg
we
nee
38
SEMICONDUCTORS.
....
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c
cc
eee
ec
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39
WAVEFORMIN
THE
CIRCUIT
1.0.
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40
SCHEMATIC
DIAGRAM
..
00.0
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e
ete
eeeenees
4)
FEATURES
The
DCD-1500
compact
laser
disc
player
utilizes
a
unique
DENON
Double
Super
Linear
Converter
which
-
prevents
deterioration
of
sound
quality
in
the
PCM
playback
system,
assuring
accurate
reproduction
of
sound
recorded
on
compact
laser
discs,
in
the
studio
or
in
live
sound
production
areas.
The
parts
for
this
high
pertormance
disc
player
have
been
selected
with
careful
discrimination,
to
produce
realistic
playback
of
the
full
musical
production.
:
>
eer
SPECIFICATIONS
AubDIo
No.
of
channels:
Frequency
response:
Dynamic
range:
Signal-to-noise
ratio:
Harmonic
distortion:
Separation:
Wow
and
flutter:
Output
voltage:
DISCS
Playing
time:
Diameter:
SIGNAL
FORMAT
Sampling
frequency:
Quantization:
Transmission
bit
rate:
PICKUP
System:
Lens
drive
system:
Light
source:
Wavelength:
GENERAL
CHARACTERISTICS
Power
supply:
Power
consumption
Dimensions:
Weight:
FUNCTIONS
AND
DISPLAY
Functions:
Display:
Other
functions:
REMOTE
CONTROL
UNIT
Remote
control
system:
Power
supply:
External
dimensions:
Weight:
ACCESSOREIS
2
channels
5
~
20,000
+0.3
dB
Above
96
dB
Above
96
d&
0.0025%
{1
kHz}
95
dB
(1
kHz)
Less
than
the
measuring
timit
(0.001%
W.
peak)
2.0V
Compact
discs
are
used.
60
min/singel
side
(Maximum
79.8
min/single
side)
120
mm
44.1
kHz
over
sampling
16
bit
tinear/channel
4.3218
M
bits/sec
Objective
tens
drive
system,
laser
pickup
Two-dimensional
parallel
drive
Semiconductor
laser
780
nm
50/60
Hz,
Voltage
is
shown
on
rating
labei.
WW
434
(17.1
in)
W x
89
(3.5
in)
H
x
350
(13.8
in}
D
mm
6.0
kg
Direct
selection,
quick
selection,
programmed
selection,
repeat
playback
pause,
skip
monitor,
index
search,
A-B
repeat
Track
number,
index
number,
time,
and
program
Headphone
jack
{variable
level),
Variable
level/fixed
tevel
output
terminal
RC-1500
Infrared
pulse
system
3
vioc
Two
SUM-4
(standard
size
four)
dry
cell
batteries
60
(2.4
in)
W
x
150
(5.9
in)
H
x
17
(0.7
in)
D.
mm
“
98
g
(Inctudes
batteries)
Connecting
pin
cord
*
Design
and
specifications
are
subject
to
change
without
notice
in
the
course
of
product
improvement.
VAROITUS:
SUOJAKOTELOA
Ei
SAA
AVATA.
LAITE
SISALTAA
LASER-DIODIN,
JOKA
LAHETTAA
SILMALLE
VAARALLISTA
LASER-SATEILYA,
ADVARSEL:”
USYNLIG
LASERSTRALING
VED
ABNING
NAR
SIKKERHEDSAFBRYDERE
ER
UDE
AF
FUNKTION,
UNDGA
UDSAETTELSE
FOR
STRALING.
“
CLASS
I
LASER
PRODUCT“
Se
-|
NAMES.
AND
FUNCTIONS
OF
PARTS
eet
ee
ae
®
80
oo
Sata
——
0
© ©
0
0
© ©
000000
oe
""@
Power
Switch
(POWER)
Press
this
switch
to
turn
the
power
source
ON.
‘When
the
power
is
turned
ON,
(QQ)
will
light
up
in
the
RACK
NO
section
of
the
display
@.
if
no
disc
is
loaded
at
this
time,
(~~-——)
will
be
displayed
after
several
seconds.
number
of
tracks
on
the
disc
will
be
displayed
in
the
TRACK
NO.
section
of
the
display,
and
the
total
playback
time
will
be
displayed
under
the
TIME
section.
The
calendar
will
light
up
to
display
the
total
number
of
tracks.
@Q
Disc
Holder
The
disc
is
loaded
into
the
disc
holder
for
play
The
disc
holder
is
opened
and
closed
by
pressing
the
disc
:
holder
open/close
button
(A
OPEN/CLOSE)
@.
~
2
It
can
also
be
closed
by
Pressing
the
play
button
(>
3)
Disc
Holder
Open/Close
Button
..
(A
OPEN/CLOSE)
Se
“eject
the:
orward:
Press
it
again
to
close
the
holder
If
a
disc
is
loaded,
the
DISC
indicator
will
light,
the
total_._
@
If
the
disc
holder
is
closed
and
a
disc
has
been
loaded,
the
disc
is
rotated
for
several
seconds,
and
then
the
machine
enters.
STOP
state.
The
total
number
of
tracks
on
the
disc
and
the
total
playback
time
are
then
displayed
on
the
digital
display
@.
(4)
Display
@
The
display
area
consists
of
sections
for
the
track
number,
the
index,
the
playback
time,-and
the
calendar.
PAUSE
PLAY
:
Indicator
indicator
sais
cc
3e2f
oma
Os
-
Thewaninn
TE
~
ogc
_froc
[V2
To
T+
NTs
[eT]
Paseele
Nebel
hte
=
Oispteys
the
11a!
OVER
ingicator
Dlayback
time
of
7?
fncicator.
for
recorded
tacks,
the
remaining
Wacks
iret
(Discs
with
more
10
be
plavea
Program
nan
21
tracks}
Disiavs
the
wpaicalen,
Catender
remaining
playback
time-tor
the
current
wack
3+
te
sete
weet
i
{
i
©.
Remote
Control
Photosensitive
Window
©
This
window
receives
the
light
transmitted
from
the
wireless
remote
control
unit;
©
The
RC-1500
wireless
remote
control
unit
should
be
operated
while
it
is.
pointed
in
the
direction
of
the
photosensitive
window,
®
When
the
remote
control
is
operated,
the
remote
contro!
sensor
indicator
lamp
will
tight
in
the
display
area
@.
©
Fast
Reverse
Skip
Button
(
€4
)
©
Press
this
button
to
move
playback
in
fast
reverse,
@
When
the
machine
is
in
play,
sound
will
be
produced
during
the
time
that
the
button
is
being
pressed
and
the
fast
reverse
is
operating.
©
If
the
button
is
pressed
while
the
machine
is
in
the
Pause
state,
the
fast
reverse
will
operate
three
times
faster
than
the
reverse
speed
when
the
machine
is
in
the
play
state.
No
sound
will
be
Produced.
@
Fast
Forward
Skip
Button
(>>)
@
Press
this
button
to
move
playback
in
forward,
e@
When
the
machine
is
in
play,
sound
will
be
produced
during
the
time
that
the
button
is
being
pressed
and
the
fast
forward
is
operating.
©
If
the
button
is
pressed
while
the
machine
is
in
the
pause
state,
the
fast
forward
will
operate
three
times
faster
than
the
fast
forward
speed
when
the
machine
is
in
the
play
state.
No
sound
will
be
produced.
©
Track
Button
(
)
©
Press
this
button
to
move
the
pickup
forward
and
advance
to
the
beginning
of
the
desired
track,
®
If
the
TRACK
button’
is
pressed
during
playback
or
\
Pause,
the
pickup
moves
forward
to
the
beginning
of
the
track
that
corresponds
to.
the
number
of
times
the
button
was
pressed.
7
©
Track
Button
(
A)
‘
@
Press
this
button’
to
move
the
pickup
Babkeward:
to
return
to
the
beginning
of
the
desired
track,
@
If
the
TRACK
button
is
Pressed
during
playback
or
Pause,
the
pickup
moves
back
to
the
beginning
of
the
track
that
Corresponds
to
the
number
of
times
the
button
was
pressed.
@
index
Button
(INDEX)
©
Press
this
button
to
begin
playback
at
an
index
number
»
within
a
track,
.
®
Select
the
desired
index
number
by
using
the
ten-key
“pad.
.®
Program
and
Direct
Button
-
-
(PROGRAM
&
DIRECT)
.
Press
this
button
to
select
the
memory
program
function
direct
track
selection
function,
®
+10
Button
(+10)
®
Press
this
button
to
select
a
track
number
that
is
larger
than
11.
@
The[*10}button
is
used
in
conjunction
with
the
ten-key
pad
@®.
For
example,
to
select
track
number
15,
press
the
button.
and
then
[5]
on
the
ten-key
pad.
©
Similarly,
to
select
track
number
32,
press
[10]
,
(470!
and
then
press
(2].
®
Ten-key
Pad
@
These
buttons
are
pressed
for
direct
track
selection
or
to
Program
a
selection
into
memory.
For
example,
to
play
back
the
third
track
using.
the
direct
selection
function,
°
press
03)
on
the
key
pad.
Track
number
3
will
then
start
to
play.
To
play
track
number
12,
press
{410}
and
then
[2].
@
To
use
the
keypad
in
Program
mode,
first
press
the
PROGRAM
&
DIRECT
button
to
enter
the
correct
mode.
®
Play
Button
(
»
PLAY)
©
Press
this
button
to
play
a
disc,
@
When
the
PLAY
button
is
pressed,
the
{
>
PLAY!
indicator
fights,
and
the
number
of
the
track
being
Played,
the
index
number,
and
the
elapsed
playback
time
for
that
track
are
displayed.
The
calendar
lights
to
display
the
all
of
the
playback
tracks.
The
displayed
tracks
then
go
out
in
order
as
each
finishes
playing.
®
When
playback
of
the
last
track
has
finished,
the
>
PLAY}
indicator
goes
out,
and
the
machine
enters
Stop
state.
®
It
is
also
possible
to
use
the
PLAY
button
to
close
the
disc
holder
after
a
disc
has
been
inserted.
Playback
then
begins.
®
Pause
Button
( |
PAUSE)
@
Press
this
button
to
stop
the
playback
temporarily.
©
If
the
PAUSE
button
is
pressed
during
playback,
the
play
is
stopped
temporarily,
the
PLAY
lamp
goes
out,
and
the
PAUSE
iamp
lights.
©
To
end
the
pause,
push
the
PLAY
key
®.
@®
Stop
Button
(
»
STOP)
©.
Press
this
button
to
stop
the
playback.
;
©
The
rotation
of
the
disc
stops,
and
the
total
number
of
tracks
and
the
total
playback
time
are
read
Out
on
the
TRACK
NO,
and
TIME
sections
of
the
display.
m)
During
programmed
playback,
the
total
number
of
tracks
programmed
in
memory
and
the
total
pro-
grammed
performance
time
are
displayed.
@
A-B
Repeat
Button
(A
—
B)
©
Press
this
button
to
perform
repeated
playback
of
a
desired
section
between
two
specified
points.
@.
Repeat
Button
(REPEAT)
©
Press
this
button
to
repeat
playback.
@
When
the
REPEAT
button
is
pressed,
the
[REPEAT]
indicator
tights
and
repeated
playback
is
performed.
for
ali
of
the
tacks
on
the
disc.
During
programmed
playback,
all
of
the
tracks
programmed
into
memory
are
played
repeatedly.
Press
the
REPEAT
button
again
to
cancel
the
repeat
operation,
@®
Call
Button
(CALL)
©
Press
this
button
to
verify
the
track
numbers
that
have
been
programmed
into
memory.
@
Time
Mode
Button
(TIME
MODE)
@
This
button
is
used
to
select
the
type
of
information
to
be
read
out
under
the
TIME
section
of
the
display.
Either
the
elapsed
playback
time
of
the
current
track,
the
remaining
playback
time
for
that
track,
or
the
playback
time
for
the
remaining
tracks
on
the
disc
can
be
selected,
Normally
the
elapsed
playback
time
of
the
current
track
is
displayed.
}f
the
button
is
pressed
once,
the
[SINGLE
}
indicator
lights
and
the
remaining
time
left
to
play
on
the
track
is
displayed.
If
the
button
is
pressed
again,
the
“SINGLE
|
indicator
goes
on,
and
the
[TOTAL]
indicator
goes
on,
and
the
playback
time
for
the
remain-
ing
tracks
left
on
the
disc
is
displayed.
If
the
button
is
pressed
once
more,
the
|
TOTAL
j
indicator
goes
out
and
the
display
returns
to
the
elapsed
playback
time
for
that
track,
{f
the
button
is
pressed
so
that
the
[TOTAL
|
indicator
fights
during
programmed
playback,
the
playback
time
for
all
of
the
remaining
programmed
tracks
is
displayed.
@
Clear
Button
(CLEAR)
©@
Press
this
button
to
correct
the
programmed
contents
of
memory.
»
‘@.
Timer
Button
(TIMER)
*@
This
button
is
used
in
conjunction
with
an
audio
timer
to
perform
timer
playback
at
the
specified
time.
®
Volume
adjustment
knob
@
This
knob
is
used
to
adjust
the
output
jevel
(volume)
of
the
headphone
jack.
@
Headphone
Jack
(PHONES)
'
©
When
using
headphones,
please
listen
to
them
at
an
appropriate
volume.
(Headphones
are
sold
separately.)
@®
Output
terminal
(OUTPUT)
®
Connect
the
output
terminal
to
the
input
terminal
of
the
amp.
@
Sub
code
output
terminal
(SUB
CODE
OUT)
®
This
output
terminal
will
enable
the
more
effective
use
of
the
compact
disc
player
in
the
future,
|
NOTE
FOR
HANDLING
|
LASER
PICK-UP
DESCRIPTION
OF
THE
COMPONENTS
CROSS-SECTIONAL
DRAWING
OF
THE
OPTICAL
PICK-UP
+
x-axis
+
Z-axis
I
objective
fens
\
objective
tens
TRK/FCS
coil
°
concave
lens
t
base
magnet
optical
bos
actuator
cover
8
cylindrical
lens
actuator
harness
i
NPBS
oie
photodiode
photodiode
PD
PWB
re
fe
ipi
ie
{6-element)
Laser
Diode
Pwe
POD
harness
LD
harness
7.
Labet
7-1.
Serial
number
/
¢
}
f
f
N
\
This
denotes
the
serial
number
used
for
quality
control
in
the
manufacturing
plant.
7-2.
Labet
ay
year
.
‘
(last
figure)
day
month
i
quality
control
No.
Oo
ay
:
10
1
107!
ao
oOo
a3
For
example,
56.5
mA
wilt
be
expressed
as
565.
7-3.
Position
of
the
labels
serial
number
Se
ELECTRICAL
PIN
CONNECTION
1.
PD
harness
12345678
JST
Veco
A
YEL
1
2
3
4
5
6
7
8
2.
Actuator
harness
1
Focus
4
2
Tracking
3
9
i
Pal
9
|
|
FCS
+
:
Lens
moves
toward
the
disc
TRK
+
:
Lens
moves
toward
the
center
of
the
disc
3.
LD
harness
Pin
No.
}
description
+
reference
monitor
;
GND
|
laser
FOR
THE
KSS-121A
CG,
4aL
PICK-UP
1.
Handling
Instructions
:
Please
read
the
following
instructions
Carefully
before
handling
pick-ups.
1)
Handle
with
care
The
pick-up
KSS-121A
is
assembled
and
precisely
adjusted
using
a
sophisticated
manufacturing
Process
in
our
plant.
Keep
the
pick-up.
protected
from
vibration
and
impact.
Do
not
disassemble
or
attempt
to
re-adjust
it.
Hold
the
optical
base
(aluminum
diecast)
when
handl-
ing
it.
Do
not
touch
the
PD
and
LD
PWB
(Printed
Wiring
Board).
2
Storage
Do
not
store
the
Pick-up
in
dusty,
high-temperature
or
high-humidity
environments.
3
Laser
Diode
Protect
Your
Eyes
Do
not
Jook
at
the
taser
light
beam
through
the
objective
lens
directly
nor
another
lens
or
a
mirror,
The
taser
beam
may
damage
the
human
eye,
since
the
intensity
of
the
focusd
spot
may
reach
1.3%
10"
W/em2
even
if
the
intensity
at
the
objective
lens
is
400
YW
maximum,
Poison
:
The
LO
chip
contains
As
(arsenic),
a
poison.
Aithough
the
poison
is
relatively
weak
and
the
amount
is
small,
avoid
putting
the
chip
in
acid
or
an
alkali
solution,
heating
it
over
200°C
or
Putting
itjinto
your
mouth,
Avoid
surge
current
or
electrostatic
discharge
The
LO
may
be
damaged
if
a
large
current
is
applied
to
it,
even
if
only
a
short
pulse.
For
safe
handling
of
an
LD,
grounding
the
human
body
and
Measuring
equipment
\
is
strongly
recommended.
Make
sure
that
there
is
no
Surge
Current
in
the
LD
driving
circuit.
The
PINs
of
the
LD
are
short-circuited
for
Protection
during
shipment,
To
open
the
short
Circuit,
remove
the
soldering
quickly
with
@
soldering
iron
whose
insulation
resistance
is
larger
than
10
MQ
after
connection
to
a
suitable
“APC
Circuit.
The
temperature
of
the
sildering
iron
should
be
less
than
320°C,
Note:
“APC
(Auto
Power
Contro!)
HANDLING,
CONNECT
ch
AND
SAFETY
INFORMATION
4)
Actuator
The
performance
of.
the
actuator
may
be
effected
if
magnetic
material
is
located
nearby,
since
the
actuator
has
a
strong
magnetic
circuit,
Do
not
permit
dust
to
enter
through
the
gap
of
the
cover.
Cleaning
the
lens:
Lens-cleaning
paper
with
50
:
50
mixed
solvent
of
IPA
(Isopropyl
atcohol}
and
Freon
(freon
113.
CCI
F-CC1F)
is
recommended.
:
2.
Connections
1)
How
to
mount
the
pick-up
:
Use
the
reference
plane
as
shown
in
the
assembly
draw-
ing
when
mounting
the
pick-up
in
the
transportation
mechanism.
No
special
adjustment
such:
as
skew
adjust-
ment
or
grating
angle
adjustment
is
required.
The
meta!
bearing
of
Cu-compound
sintered
alloy
is
impregnated
with
oil.
You
do
not
normally
need
to
lubricate
the
bushing.
If
you
need
to
lubricate,
use
Hydrofluid
EP-56
(Mitsubishi
Oil),
2
Harness
and
connector
Use
the
specified
connector
housings
for
electrical
connections.
Care
should
be
taken
to
see
that
the
con-
nector
of
the
LD
harness
is
clamped
tightly,
since
a
loose
connection
may
cause
a
serious
damage
to
the
LD.
There
may
be
a
deterioration
in
the
eye
pattern
if.a
digital
noise
source
such
as a
microcomputer
is
position-
ed
near
the
PD
harness.
‘
3)
Safety
regulations
This
pick-up
is
designed
to
meet
general
safety
regula-
tions.
For.
the
pick-up
as
installed
in
a
set
to
be
certified
‘as
meeting
the
safety
regulations
of
a
Particular
country,
however,
application
will
have
to
be
made
to
the
proper
authorities.
)
e
Removal
of
Top
Cover
|
2
Push
three
hooks
on
the
bottom
of
the
Front
Panet
Remove
two
screws
on
the
front
and
tow
screws
on
the
witha
@
screwdriver,
and
draw
the
Panel
frontward
rear
of
Top
Cover
ed
and
detach
the
Top
Cover
by
means
releases
hooks
to
detach
the
Front
Panel
from
the
of
Hifting
it.
chassis.
Further,
the
Front
Panet
and
the
P.W.B’s
are
linked
with
connectors,
remove
them.
as
necessary.
©
Removal
of
Front
Panel
(Figure
1)
1
Remove
three
screws
68)
and
three
screws
6)
secur-
ing
Front
Panel.
(Figure
1)
Front
panet
Wy?
i
i
{
Fig,
1
3
To
remove
the
Front
Panel
entirely
from
the
chassis,
unlink
the
connectors
between
the
chassis
and
the
display
P.W.B.mounted
on
the
Front
Panel.
(Figure
2)
ee
a
Chassis
Connector
a
(
Fig.
2
©
Removal
of
Display
P.W.B
from
the
Front
Panel
2
Detach
the
P.W.B.employing
FL
tube,
then
push
the
1
Remove
eight
screws
6)
and
@
—6each
3x
10
mm
5
snap-fit.
in
the
direction’
.arrow
shows
to
remove
CBTS(P);
2
each
3
x
6
mm
CBTS(S)
holding
the
Display
P.W.B.(KU-5770).
(Figure
3)
P.W.B.
ma
+e
Disptay
P.W.Board
FL
tube
Snap-fit