Denon DCD-3520 - Page 50

SCHEMATIC DIAGRAM
48
KU-5865
DIGITAL SIG. PRO. UNIT
2U-1630
SERVO & SIG UNIT_
NORMAL: OV
REMOTE CONTROL @ : 5V
REMOTE CONTROL © :5V
PLAY: 5V =
STOP :OV v
(coo2
HM6IIGFP4
CB305
AMUTO—| | | o
EMPH>—{ 2 | eH )
GFS >13 |-—- SHA
SUBQ
>—{4
|
gum
10k
"
I
DMUTE—{
5]
[SHY
pata>—f6]
Slt
su
16.93MHz
XLT
3
ay
M4
oN
CLK
\COO!
IRC
>—191
st
es
CXDI25
Lice
a
my
a
DIF
FOK >—{12] | apie
7.35MHz mvoP>1] HL MVOP OPEN:OV_OTHER:5V
PLAY
MvCL
12
|-—=[2E}--<MVCL
CLOSE:OV_OTHER:5\
STOP:0V
SWCL>—3
|
[3
}}--<swek
CLOSE:OV_OTHER:5!
swoP>—{4]}o
o
ah
a
OPEN:OV_OTHER:5V
LasER—[5
|
BIST
PLAY:0V_STOP:5V
EQON 4615 © eH : =
SOCK
7H
SOCK>—)
PLAY: 5V scoR 18] 8 a
STOP:0V
XRST >—-1 1 | oi J
|
24
35
Sis
in
R302
m0
+5V
POWER
ON
YY 2 8 a 56k © = 80msec
R303 -5V
ee vt
1 23456789 1027262 24 232221 2019 18 I7
0 Ge 2 ee ee ee
J80, 270
123 56789 25 24 23 19 15 14 122829
FU ULL Lt
o 6 Ld
6 Pe
o 5 tPi03 [3] 2] 1 |
18 S| 6
ae] 8) ¢
al | 1s
OPEN:
3V
RIOS
68k
CLOSE : ~3V
KU-1644
MOTOR DRIVE UNIT
TRIOS TRIO4
2801985 288941 FEI
FE R134
LASER
P.U.
STOP:0V
a
ea
af)
|
A
KSSie - cBioz8] cBl0zA A
23) a i ;
|
r+
SVRIO3
tn
coe
|
|
Bil
[3
@
DOI ra} eT Riaz a
io} st 220
|
3]
rs
(SRV
|
ta 3 R108 220 an
|
is]
at
P|
H
Hee eT
ee a aoe ennenen iD att
oe {m----|----+-ov
!
ea
le
po
ey
sos
ty
er
v 6
! Sea be aoe . Focus “PLAY 20k 15k AGND 5]
r
pet
R22
R2I3
VR202
rein
a
a
ASY
ae os Sea es is a 2
|
oo
|_|
=
500psec
.
a
—5VS
ee
4
|
20}
[5]
[See
|
+5VS
ed
3
|
21]
———.5v
SLIDE
5 AGND>—| 2 | 22) OFF
aude
GND>—!
J
23}
PAUSE '
! (TRACK JUMP)
% Denotes metallic film resistor.
=
a
a
WARNING:
Parts marked with this symbol A have critical characteristics.
Use ONLY replacement parts recommended by the manufacturer.
CAUTION:
Before
returning
the
unit
to
the
customer,
make
sure
you
make
either
(1)a
leakage
current
check
or
(2)
a
line
to
chassis
resistance
check.
If
the
leakage
current
exceeds
0.5
milliamps,
or
if
the
resistance
from
chassis
to
either
side
of
the
power
cord
is
less
than
240
k
ohms,
the
unit
is
defective.
HOLES
ALL RESISTANCE VALUES IN OHM K = 1,000 OHM M = 1,000,000 OH!
WARNING:
:
:
,
ALL
CAPACITANCE
VALUES
IN
MICRO
FARAD
P
=
MICRO-MICRO
FAI
DO
NOT
return
the
unit
to
the
customer
until
the
problem
is
located
and
corrected.
EACH
VOLTAGE
AND
CURRENT
ARE
MEASURED
AT
NO
SIGNAL
INP
CIRCUIT ANO PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NC