Marantz PM 72 Service Manual

Page 1

MARA-OOSSZ

74 PM 7 2/ 008/0113/028

/01G/02G

integrated stereo amplifier

TABLE OF CONTENTS

Section Page
1. BLOCK DIAGRAM ................................................................. 2
2. SCHEMATIC DIAGRAM AND PARTS LOCATIONS (Pattern Side) ................................. 3
3. EXPLODED VIEW AND PARTS LIST .................................................... 9
4. IDLING CURRENT ADJUSTMENT ..................................................... 12
5. CHANGING OPARATION VOLTAGE TO 240V .............................................. 12
6. TEST EQUIPMENT REQUIRED FOR SERVICING ........................................... 13
7. VOLTAGE CONVERSION ............................................................. 13
8. ELECTRICAL PARTS LIST ........................................................... I4

mOdel PM'7 2 4822 725 50954

Hrst Issue I99I

M2 3005

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MARANTZ DESIGN AND SERVICE

Using superior design and selected high grade
components, MARANTZ company has created the
ultimate in stereo sound.

Only original MARANTZ parts can insure that your
MARANTZ product will continue to perform to the
specifications for which it is famous.

Parts for your MARANTZ eqmpment are generally
available to our National Marantz Subsidiary or Agent.

MARANTZ INTERNATIONAL
Vestdijk 9

5600 MD Eindhoven

The Netherlands

Phone: +31/40.758290
Telefax: +31/40.75.B2.99

ORDERING PARTS:

Parts can be ordered either by mail or by telex. In both
cases, correct part number has to be specified.
The following information must be supplied to eliminate

delays in processing your order:

1, Complete address

. Way of shipment

0501th

Telex: 35000 PHTC NL routing IND NLMTFAT

. Complete part numbers and quantities required
. Description of parts
. Model number for which part is required

. Signature: any order form or telex must be Signed

otherwise such part order will be considered as null

and void,

PARTS ORDERING

Parts may be ordered at the following addresses.

AUSTRIA

HORNYPHON
Vertriebsgesellscnalt GmbH
Wienerbergstrasse 1

A 1101 Wien

Austria

Telex: 132.332

BELGIUM

SVD DIVISION MARANTZ
Industrialaan 1

1720 GrootrBiygaarden
Belgium

TeIex 24465

CHILE

MARANTZ

DIVISION OF PHILIPS S A
AV Sarita Maria, 0760
Casrlia 2687

Santiago

Telex 240 239

DENMARK

MAFIANTZ

DIVISION OF PHILIPS
SERVICE A/s

Prags Boulevard 80
Postbox 1919
DK-2300 Kobenhavn S
Denmark

Telex, 31201

FINLAND

MAFIANTZ

DIVISION OF OY PHILIPS Ab
Kaivoxatu B

00100 Helsinki

Finland

Telex 124811

FRANCE

MARANTZ FRANCE
4 Flue Bernard Palissy
92600 Asnieres
France

TeIex. 611651

GERMANY

MARANTZ GERMANY GmbH
Alexanderstrasse 1

2000 Hamburg

Germany

THE NETHERLANDS
Elpro Marantz

Wint Hontlaan 28
3526 KV Utrecht
The Netherlands
Telex 4748

NORWAY

MAFIANTZ

DIVISION OF PHILIPS A/S
Sandstuveien 40

0680 Oslo 6

Norway

Telex 72640

GREAT BRITAIN
MAFIANTZ AUDIO U.K Ltd
Urilt 15/15

Saxon Way Industrial Estate
Moor Lane

Harmondsworth UB7 OLW
Great Britain

Telex' 935195

GREECE

SHERTON ELECTRONICS S A.

P.O.Box 21025
Hippocratus Street 188
Athens 11471

Greece

Telex: 216.795

JAPAN

MARANTZ JAPAN, Inc
35A1,7rchon'ie, Sagarnicno
Sagamihararshi Kanagawa
Japan

KUWAIT

AL ALAMIAH ELECTRONICS
Ussarna Building

Fahd al Saleem Street

P O Box 23781

Salat-Kuwait

Telex 22684

ITALY

MARANTZ ITALIANA SPA.
Via Chiese, 74

20126 Milano

Italy

SAUDI ARABIA

AL ALAMIAH ELECTRONICS
P.O.Box 5954

University Street

Riyadh 11432

Saudi Arabia

Telex 401530

SOUTH AFRICA
MARANTZ

DIVISION OF PHILIPS S.A.
Main Road Martindale

PO Box. 58085

Newvllle 21114

South Africa

SPAIN

PHONO S.A

Ignacio IgleSIas 10
Badalona (Barceiona)
Spain

Telex: 59355

SWEDEN

MARANTZ

DIVISION OF PHILIPS
Forsallning AB
Tegeluddsvagen 1
$415 84 Stockholm
Sweden

Telex: 14060

SWITZERLAND
MARANTZ
Technischer Sen/ice
Duenstrasse 3
3186 Dudingen
Switzerland

TURKEY
DOGFIUOL Ltd.
l.M.C.

6 Elok N°531O
Unxapani
Istanbul
Turkey

Telex: 22065

MALTA

CACHIA & GALEA
Republic Street. 680
Valetta

Telex. 1682

PORTUGAL

MAHANTZ

Divisao philips SA servlce
OutureIa-carnaxide

2795 LlnDA'AVELHA
Telex. 43906

All of the above locations are fully equipped to take care of your total service needs. Because various countries have
differing configuration requirements, it is necessary that you contact the service facility in your particular country. In
the event that there is no service location listed for your country, please, contact the nearest facility for the necessary

assistance.

M2 3006

In case of difficulties, do not hesitate to contact the Technical
Department at abovementioned address.