Sony WM-DDII Service Manual

SERI/ICE MANUAL
'Dolby'
and the
double-D svmbol are
the
trade marks of
Dolby
Laborâtories
Licensing
Crrporalion.
Noise reducrion
system
mânufaclured under
lic€nse
from
Dolby
Laboratories
Licensing Corporâtion.
Refer
to
MDR-15L
Service Manual issued
previously
for information of
headphones supplied
with this
set.
Canadian
Model
AEP Model
UK Model
E Model
I
SPECIFlCATIONS
Tape
kack
4-lrâck 2-channel slereo
Fasl winding
time
Approx.2 min. with
Sony
Casselte C€0
Frequency
responsê
40-15,000H2
Wow and
fluller
{.13%
(DlN)
0.08%
wRMs
(NAB)
Poweroulpul
Headphones:
20mW+20mW (al
10olo
harmonic distortion)
loâd impedance 32ohms
al dc operalion
Oulputs
Two HEADPHONES
iacks (slereo minijacks)
load impedance 8-300 ohms
Power
requiremenls
3V dc, two
IEC
designation
R6 batteries
(size AA)
OC
lN 3V
tack
accepls:
EBP-500
bâtlery câse
(optional) for use on
two
IEC
designation
Fl20
balteries
(size
D)
AC-37
ac
power
adaplor loptional)
for
use
on
220V ac,50
Hz (avallable in AEP model).
or on 240
V ac,50
Hz (available in
UK
model)
AC'39
ac
power
adaptor (optional)
for
use
on
120
V
ac,
60
Hz (available in
Canadian
modetl
AC-38
âc
power
adaptor (optional)
for
use
on 110, 120,22O ot 240 V
ac,
50/60
Hz
(available
in
E model)
DCC-70
o.
DCC-1274 car batlery cord
(optional)ror
use
with 12v car battery
(For connection wllh the DCC.127À, the
oplional
PC-200
dc plug adepior
is
rêquired.)
Bâtt6ry
lile (continuous plâyback
hours)
Approx.4
hours
with
supplied Sony
SUM-3(NS) Nêw Supêr
baltêries
Approx.9
hours
with
optional
Sony
Evereedy AM3 elkâlinê balleriês
For
maximum perlormance we recommend lhe
use ot alkaline
Dimensions
Approx.79x109.2t29mm{w/h/d)
(3%x4%
x 1%' inches)
not incl.
proiectinO parls
and
conlrols
Àpprox. 79.7x110r31.1
mm {w/h/d)
(3%x4%t
1%
inches)
incl. projecting parls
and
conlrols
Weighl
Àpprox.2909
(10.302)
inô1. batteries,
not
inô1.
olher accessories
Tape Trânsport Mechanism
Type
MT.WMDD2
24
FEATURES
a
Disc
Drive syst€m assures accurate and stable lape
transport, greatly reducing wow and flutter.
.
Oolby
NR
(noise reduction) system (B
type)
reduces
tape hiss
noise.
o
Tape seleclor for optimum playback wjth
standard
tapes
as
well as high-performance
iapes.
.
Two HEADPHONES
jacks allow two persons
to
lislen
to tape playback together.
a
Three diflerenl power sources:
balteries, house
cur.
rent, and 12V car battery.
STTREO CASSETTE
PLAYER
SONY
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