Marantz PM 30 Service Manual

Page 1

seerce V 74 PM30/O1B/OZB/OSB/O7B

1OB/1ZB/1SB/17B

Man ual Stereo amplifier

PM-30 - PM-3OSE

TABLE OF CONTENTS

Svctlou Page
I, BLOCK DIAGRAM ................................................................. 2
2. SCHEMATIC DIAGRAM AND PARTS LOCATIONS (Pattern Side) ................................. 3
3, EXPLODED VIEW AND PARTS LIST ................................................... I3
4. IDLING CURRENT ADJUSTMENT ..................................................... 14
5. HOW TO CHANGE THE SUPPLY VOLTAGE 018/028/058/078 ................................ 14
6. TEST EQUIPMENT REOIRED FOR SERVICING ............................................ 15
7. VOLTAGE CONVERSION ............................................................. 15
8. ELECTRICAL PARTS LIST ........................................................... 16

man-anti ®

model PM-30/PM-3OSE

Flrst Issue 1990

4822 725 50912

Page 2

MARANTZ DESIGN AND SERVICE

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

Only origlnnl MARANTZ parts can insure that your
MARANTZ product will continue to perform to the

specifications ior which it is famous.

Parts tor your MAHANTZ equipment are generally
available to our National Marantz Sub5ldlary or Agent.
ORDERING PARTS:

Pans can be ordered either by mail or by teiex. In both
cases, correct part number has to be specified
The following intormailon must be supplied to eliminate

MAHANTZ INTERNATIONAL

Vesldiik 9

5600 MD Eindhoven

The Netherlands

Phone: +31/40.755290

Teleiax: «rm/40.75.5239

Telex: 35000 PHTC NL routing IND NLMTFAT

delays in processing your order:
I , Complete address

2 Complete part numbers and quantities required

3, Description oi pans
t. Model number for which part is required
5. Way 01 shipment

6. Signature: any order form or telex must be signed
otherWIse such pan order will be considered as null

and void.
PARTS onuenlue
Farts may be ordered RI tho lottowmg aaamsm»
AumlA FINLAND
HORNYPHON MAHANTI
Vertilehsgosellscnuft GmbH DIVISION OF 0V PHILIPS Ab
Wienerurpsvasse I Kaivokatu a
A HUI Wlen DONG Helsinki
Austria Full-rid
Telex 132 332 Telex. mall
BELGIUM FRANCE
svn omsvon MAFIAer MARANYI FRANCE
imusmaiaan I 4 Rue Barnard Palissy
rm Gram-Brigaaroen 92st Asneres
Belgium mm
Telex. 2466 Telex SHSSI
CHILE GERMANY
MARANTZ MARANTZ GERMANY {3th

DIVISION OF PHILIPS SA
AV Sanll Marie. 0760
casilla 2m

Sanlragn

Telex 240.235

Alexamerszrasse I
2000 Hamburg
Germany

We NETHERLANDS
Elvin Miriam;

DENMARK Wrm Huntlaarl 28
MARANTZ 3526 KV Utrecht
Division or PHILIPS The Netherlands
SERVICE A/s Yelex «ma
Wags aauieyam an
Fostbox 1919 NORWAY
DK-2JDD Koberihavri s MARANYZ
Denmark DlVISION OF PHILIPS AIS
Telex :Il2oI Sandstuveien 40
noon 0st s
Ncrwny
Telex: 72540

oneAr anIrAIN
MARANTZ Aupio UK. Ltd
Unit isms

5am. Way Industrial Esrat.
Moor Lane

Harrnonoswonh uer 0Lw
Great Britain

rem: 935195

GREECE

SNERTON ELECTRONICS s.A
P o Box Ziazs

Hrpoocratu: Street 153
Athens 11:71

Greece
Telex: 215.795

JAPAN

MARANTZ JAPAN, Inc.
aw. 7-prmmn. sagamlono
Sagamlnarn.shl, Kanagawa
Japan

KUWAIT
AL ALAMIAN ELECTRONICS
ussama Eulidmg

Fahd at Saleem sneer

P 0 Box 23731

Saint-Kuwait

Telex: 22594

ITALV

MARANTZ IIALIANA s r A,
Via Chrese, 7.

2m26 MrIano

Italy

sAuni ARABIA
AL ALAMMH ELECTRONICS
no sex 5954

University Stilet

nryami 432

54:qu Arabia

Tutor Aotsso

soum AFRICA
MAMer

DIVISION or PHILIPS 5A
Main Road Marlmdllo
Po. Box. seats

Newvlile at m

South Atria

sizAlN

Phonic s A,

Ignacio Iglosias to

Eadalorli (Enrcelorlai
n

Sou
Tellx 55355

swsosN
MAHANYZ

DIVISION OF PHILIPS
Fore-lining AB
regeIuaasvaaen r

54 is 54 Stockholm
Sweden

Telex 14060

swannLANo
MARANTI
rmnrschar Service
Duenstrasse a
was Dudlngen
Switzenana

runner
possum Lia
M o

I. . .

6 Sick NGSIO
Unit-spam
Istanbul
Turkey

Telex: 22095

MALYA
(norm 5 GALEA
Republrc Street San
Valelti

Telex; 1632

PonruGAL
MARANTZ

Divisao pmilips s A servlcl
Outurelarcamaxide

2795 LinoA-A-VELHA
Telex 43906

All oi the above locations are fully equipped to take care 01 your total service needs. Because various countries have
dittering 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 tor your country, please, Contact the nearest tacility tor the necessary
assistance.

In case oi dilirculties. do not hesitate to contact the Technical 7
Department at abovementioned address.

TECHNICAL SPECIFICATIONS lDINI

Powur Amplifilr Section

IHF Dynamic Power

2 ohms
4 ohms
8 ohms
Power Output Per Channel
DINthms lkHl 1%THD
FTC 4 ohms 40-20 kHz 0.06% THD
FTC 8 ohms 40-20 kHz 033% THD

Total Harmonic Distortion at 8 ohms
l.M. Distortion It 5 ohms
Damping Factor

MM Canridne Input
Frequency Ditiarenpe
Input Sensitivity
Input Impedance

High Lvnl Suction
Froqu-ncy Response
Signal to Noise Ratio (A weighted)
Input Sensitivity
input Impedance
Tape Output Level [Phono (MM) 5 mv 1 kHz Input]
Tape Output Impedance (Phone)
Tone Control Action 100 Hz
10 kHz

General

Power Requirements
2 Voltage version
4 Voltage version

Power Consumption (Rated Power)
AB Class Maude
A Class Moods

Dimensions
Panel Width
Panel Height
Depth

Weight
Unit alone

: 65w

: 42W

: 38W
: 40W
35W
: 0.015%
: 0.015%
: 00

: $0.5 dB
1 2.5 mV
: 47k Ohms

: 10-60 kHz
: 87 d5

: 150 mV

: 33k Ohms
: 300 mV

1 220 Ohms
: 26 dB

:xedB

: NOV/240V
: 1 10Vv240V

:135W

:420mm
:118mm
:280mm

:Ing

Specifications and appearance are subject to change for modlfiCElIOn without notice.