Technics SLB 200 Service Manual

Page 1

ORDER NO. SDB3D42462C3

Service Manual

Semi-Automatic Turntable System

SL-BZOO
SL- 820000

[E], [EK], [XL]. [EG], [EB].
EF], [Ei], [EC], [XA], [XM]

5 available in Switzerland and Scandinavia. W
w 5 available in United Kingdom.

l L] 5 available in Australia.

[E6] is available in FR. Germany.

[EB] is available in Belgium.

[EH] is available in Holland.

[EF] is available in France.

[E] is available in Italy.

[EC] is available in Czechoslovakia.

[XA] is available in Southeast Asia, Oceania, Africa,

Middle Near East and Central South America,

" The black type model is provided with (K) in the Service Manual.

.
«-

a

a

' The colors of this model include silver and black. I t

e

s

o

e

E is the standard mark tor plug-in-connector type. Products carrying

this mark are interchangeable and adaptable among each other.

" [XM] is available in Central South America.

English
' - - Specifications are subject to change withDUt notice for further improvement.
SpeCIhcat'ons Weight and dimensions shown are approximate:
I General

Power supply:

Power consumption:
Dimensions:
(WXHXD)

Weight:

I Turntable section
Type:

Drive method:
Motor:
Drive control method:

Turntable platter:
Turntable speeds:

Wow and flutter:

Rumble:

I Tonearm section
Type:

220V, AC 50/60 Hz
(For Continental Europe)

3 W

43 X 93 X 37.5 cm

(16-15/16" X 3-21/32" >< 14-3/4")
Maximum height when top
(dust cover) is open.

43 X 36 X 41 cm

(16-15/16">< 14-5/32" X 16-1/8")
33 kg (7.3 lb.)

Semi-automatic turntable
Auto return

Auto stop

Belt drive

DC motor

Frequency generator

servo control

Aluminum die-cast
Diameter 30.4 cm (12 inches)
33-1/3 rpm and 45 rpm
0.045% WRMS (JlS C5521)
:t0.0G°/o peak

(IEC 95A Weighted)

A70 dB (IEC 98A Weighted)

statically-balanced straight
tonearm

Plug-in connector cartridge
system

Ettective length:
Overhang:
Tracking error angle:

Elteclive mass:

Stylus pressure.

Applicable cartridge
weight:

Cartridge section
Type:

Magnet circuit:
Frequency response

Output voltage:

Channl separation:

channel balance:

Recommended load
impedance:

Compliance (dynamic):

Stylus pressure range:

Weight:

Replacement stylus:

Phono cable
capacitance:

230 mm (9-1/16")

15 mm (19/32")

Within 2°32' at the outer groove
of 30 cm (12") record

within 0°32 at the inner groove
of 30 cm (12") record

13.5 9 (including cartridge)

1.25 g

59

Moving magnet stereo cartridge
All laminated core

10 HZ~35 kHz

20 HZNIO kHz i1dB

2.5 mV at 1 kHz. 5 cm/s. zero to
peak lateral velocity

(7 mV at 1 kHz. 10 cm/s. zero to
peak 45° velocity [DIN 45 500])
22 dB at 1 kHz

Within 2 dB all kHz

47 kn~100 k0
12X10'5cm/dyne at 100 Hz
1.25 i025 g (12.5: 2.5 mN)
6 g (cartridge only)
EPS-27CS

100 pF

Technics

Matsushita Electric Trading 00., Ltd.
PO. Box 288, Central Osaka Japan

Page 2

I CONTENTS

LOCATION OF CONTROLS
SAFETY PRECAUTIONS

Tonearm Parts
2 SCHEMATIC DIAGRAM
DISASSEMBLV INSTRUCTIONS ......... 3 ~ 5 CIRCUIT BOARD AND
MEASUREMENTS AND ADJUSTMENTS WIRING CONNEcTION DIAGRAM .
REPLACEMENT PARTS LIST EXPLODEDYIEWS ..................
Electrical Parts MBChamsm Plate

Cabinet & Chassis Parts ,

I LOCATION OF CONTROLS

PACKING .............

45 rpm speed adjustment
33 rpm speed adjustment
AC input socket

Phono output terminals-:L

Ground

Hingefi

45»rpm adaptor

Center spindle

Tu rntable mat
Turntable platter
Strobe dots

Arm rest

Tonearm

Speed selector Stop switch
Pitch control - --7-~- Cueing control
Strobe-illuminator/pilot lamp

I SAFETY PRECAUTIONS

. Before servicing, unplug the power cord to prevent an electric shock. Antenna
. When replacing parts, use only manufacturer's recommended components for safety. e'm'"a\ ,
. Check the condition of the power cord. Replace if wear or damage is evident. E .
. After servicing, be sure to restore the lead dress, insulation barriers, insulation papers, Exposed, i)
shields, etc. 2:?
. Before returning the serviced equipment to the customer, be sure to make the following
insulation resistance test to prevent the customer from being exposed to a shock hazard. Ohmmem
INSULATION RESISTANCE TEST Res'smmsfm
. Unplug the power cord and short the two prongs of the plug with a jumper wire. (F'g' 1-
. Turn on the power switch.
. Measure the resistance value with ohmmeter between the jumpered AC plug and each
exposed metal cabinet part, such as screwheads antenna, control shafts, handle brackets,
etc. Equipment with antenna terminals should read between 3M9 and 5.2MQ to all
exposedparts. (Fig. 1-1) Equipment without antenna terminals should read approxi. Exposed «A

JEWN

U1

(AN-l.

mately infinity to all exposed parts. (Fig. 1-2) 2:, 9
Note: Some exposed parts may be isolated from the chassis by design. These will read W

infinity. hmmeter
4. If the measurement is outside the specified limits, there is a possibility of a shock hazard. Hemmceflpm °°
The equipment should be repaired and rechecked before it is returned to the customer. (Fig, 1-2)

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