Marantz PMD 331 Service Manual

Page 1

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serVIce PMD331 /N1M,/U1B,/F1B
PMD340 /N1M,/U1B, /F1M

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TABLE OF CONTENTS

SECTION
1. TECHNICAL SPECIFICATIONS

2. SERVICE HINTS....

3. SERVICE TOOLS ..
4. ADJUSTMENT AND SERVICE MODE .................................................................................................. 3
5. MICROPROCESSOR AND IC DATA .. 5
6. WIRING DIAGRAM ................................ .13
7. BLOCK DIAGRAM .................................................................................................................................. 15
8. SCHEMATIC DIAGRAM ......................................................................................................................... 17
9. PARTS LOCATIONS ..................................................... 24
10. EXPLODED VIEW AND MECHANISM PARTS LIST 28
11. TECHNICAL DESCRIPTION ..................................................................................................................... 31
12. ELECTRICAL PARTS LIST ................................................................................................................... 33

Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
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PMD330 / 331 I340

371K855010 MIT
3120 785 22250
First Issue 1999.12

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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 equipment are generally available to our National Marantz Subsidiary or Agent.

ORDERING PARTS :

Parts can be ordered either by mail or by FaX.. In both cases, the correct part number has to be specified.

The following information must be supplied to eliminate delays in processing your order :

1. Complete address

2. Complete part numbers and quantities required

3. Description of parts

4. Model number for which part is required

5. Way of shipment

6. Signature : any order form or Fax. must be signed, otherwise such part order will be considered as null and void.

- USA - - EUROPE/TRADING - BRAZIL
MARANTz AMERICA, INC. MARANTz EUROPE B.V. PHILIP DA AMAZONIA IND. ELET. ITDA
440 MEDINAH ROAD P.O.BOX 30002, BUILDING SFF2 CENTRO DE INFORMACOES AO
ROSELLE, ILLINOIS 60172 5600 JB EINDHOVEN CEP 04698-970
USA THE NETHERLANDS SAO PAULO, SP, BRAZIL
PHONE : 630 - 307 - 3100 PHONE : +31 - 40 - 2732241 PHONE : 0300 - 123123(Discagem Direla Gratuila)
FAX : 63o . 307 - 2637 FAX : +31 - 40 - 2735573 FAX : +55 11 534. 3933
, PINIFESSIDNAl AMERICAS 7 - PHDFESSlnfl/Al AUSTRALIA - , CANADA
SUPERSCOPE TECHNOLOGIES, INC. TECHNICAL AUDIO GROUP FTY. LTD LENBROOK INDUSTRIES LIMITED
MARANTz PROFESSIONAL PRODUCTS 553 DARLING STREET, 633 GRANITE COURT,
2640 WHITE OAK CIRCLE, SUITE A BALMAIN, NSW 2041, PICKERING, ONTARIO L1w 3K1
AURORA, ILLINOIS 60504 USA AUSTRALIA CANADA
PHONE : 630 - 320 - 4300 PHONE : 61 - 2 - 9310 - 5300 PHONE : 905 - 331 - 6333
FAX : 630 - 320 . 3103 FAX :61 . 2 - 9310 - 5355 FAX : 305 - 331 - 6936
- AUSTRALIA - T THAILAND - 7 SINGAPORE
JAMO AUSTRALIA PTY LTD MR2 STANDARD co.,LTD wo KEE HONG (S) PTE LTD
1 EXPO COURT, PO. BOX 350 746 - 754 MAHACHAI ROAD, wo KEE HONG CENTRE
MT. WAVERLEY VIC 3149 WANGBURAPAPIROM, PHRANAKORN, No.23, LORONG 3, TOA PAYOH
AUSTRALIA BANGKOK, 10200 THAILAND SINGAPORE 313257
PHONE : +61 - 3 - 3543 - 1522 PHONE : +66 - 2 - 222 9131 PHONE : +65 2544555
FAX : +61 - 3 - 3543 - 3677 FAX ; +66 - 2 - 224 6795 FAX : +65 2502213
7 NEW ZEALAND - TAIWAN - - MALAYSIA -
WILDASH AUDIO SYSTEMS NZ PAI- Yuma CO.. LTD. wo KEE HONG ELECTRONICS SDN. BHD.
14 MALVERN ROAD MT ALBERT 6 TH FL NO, 143 SUNG KIANG ROAD, SUITE 3.1, LEVEL 3, MENARA GENESIS,
AUCKLAND NEw ZEALAND TAIPEI, 10423, TAIWAN R.O.c. No.33, JALAN SULTAN ISMAIL,
PHONE :+64 - 3 - 3451953 PHONE : +336 » 2 - 25221304 50250 KUALA LUMPUR, MALAYSIA
FAX : +64 - 9 » 3463554 FAX : +336 - 2 - 25630415 PHONE :+60 3 - 2457677
FAX : +60 3 - 2453130
, JAPAN Technical _ KOREA
MARANTz JAPAN, INC. E] 2K V 5 y v If ifi 45 $1 MK ENTERPRISES LTD.
35. 1, 7- CHOME, SAGAMIONO ROOM 604/605, ELECTROOFFICETEL, 16-58,
SAGAMIHARA - SHI, KANAGAWA 2:: #1 T22878505 36A, HANGANGRQ YONGSANKU' SEOUL
JAPAN 223-3505 Iain-3.1IiEfBIEiEmafEflW-sw KOREA
PHONE : +31 42 7431013 §¥4§EE T150-0022 PHONE . +322 _ 3232 .155
FAX : +31 42 741 9190 fissmfieaatbfifim 1 .9 FAX . +322 _ 3232 _ 154

SHOCK, FIRE HAZARD SERVICE TEST:

CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC
cord connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product and
controls and chassis bottom.

Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, and
verified before it is return to the user/customer.

Ref. UL Standard No. 813.

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

991207MIT