Technics DC SERVO SL-BD20D - Technical Specifications

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= SN rt
Troubleshooting
Guide
‘*
Before requesting service for this unit, check the chart below for a possible cause of the problem you are experiencing. Some simple checks
or a minor adjustment on your pari may eliminate the problem and restore proper operation.
If you are in doubt about 80me of the check points, or if the ramedies indicated In the chart do not solva the problem, it is recommended that
you consult the store where this unit was purchased or your local Servica Center (see list included) for further intormation and assistance.
A loud and unusual sound *If the equipment is unstable because it is located
(“howling”) is heard when { systems is unstable. upon a soft surface, such as a carpet. piace a
the
volume
level
Is
i
i
solid
materia!
(such
as
concrete
blocks,
bricks,
&
increased.
|
hard
board,
etc.)
beneath
the
speaker
systems.
@Try moving the turntable farther away from the
speaker systems.
®Try placing a cushioning material (such as felt or
+ commerciaily available audio insulators) beneath
the turntable.
Unusual scratching nolses
are heard.
Use a disc cleaner to remove the dust from the
disc grooves.
{ elf the noise is heard even when a new disc is
| played, probably the stylus is worn. Reptace it
i with a new stylus.
. *Remove the dust by using a soft brush.
sarc S ae
Technical Specifications
m@ TURNTABLE SECTION @ TONEARM SECTION @ CARTRIDGE SECTION
Type Automatic turntable Type Static-baianced straight tonearm Type Moving magnet stereo cartridge
Features Auto-return Plug-in-connector cartridge system Frequency response 20 Hz-—20 kHz
Auto-stop Overhang 15mm Output voltage 2.5 mV at t kHz, Some.
Ortve method Belt drive Effective length 230 mm zero to peak lateral velocity
Motor DC motor Tracking error angle Within 2°32" at outer Channel seperation 22 48 (} kHz}
Drive controi method DC servo contro! grocve of 30 cm disc Channel batance Within 2 GB (1 kHz)
Turntabie platter Aluminum die-cast Withm 0°32’ a! inner Recommended load Impedance = 47 k0)~ 100 1)
Diameter 312 mm groove of 30 cm disc Compliance (dynamic) 8x 10°* cm/dyne
Tumtabie speeds 33-1/3 nmin and 45 rmin Stylus pressure 1.25 g (Fixed) {106 Hz}
Wow and flutter 0.045% WAMS (JIS C5521) Applicable cartridge weight 6¢ (CBS STR-100, SFC-TA100)
+0.06% Weighted zero to peak Styfus pressure range 1 2520.25 9
(1EC 98A weighted) (12.5225 mN}
Rumble ~70 dB DIN-B (IEC 98A weighted) Weight 6 g {cartridge onty)
Replacement styius EPS-3CS
@ GENERAL
Power supply AC 230 V—240 V. 50 H2'66 Hz
Power consumption 1.5 VW
Dimensions (WYHXD} 430*93* 275 mm
Meximum height whan dust Cover ia open:
( 430X380 410 mm)
Weight 3.6 kg
Note;
Specifications are subject to change without notice.
Weight and dimensions are approximate.
Matsushita Electric Industrial Co., Lid.
Central P.O. Box 288, Osaka 530-91, Japan
RQT3079-B
Printed in Japan FO485\V0