Marantz SR 4000 Service Manual

Page 1

Service
Manual

SECTION

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S R3000

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TABLE OF CONTENTS

LOCATION OF PRINTED CIRCUIT BOARDS/VERSION VARIATIONS
TECHNICAL SPECIFICATION ...................................................................
SERVICE TOOL/MEASUREMENT SET UP/SAFETY ..
WARNING/HANDLING CHIP COMPONENTS .............
DISMANTLING HINTS
ABREVIATIONS .............
WIRING DIAGRAM
BLOCK DIAGRAM
SERVICE TEST PROGRAM ..
FRONT BOARD ..............
. TUNER BOARD ECOS
TUNER 95 BOARD .................
DOLBY PROLOGIC BOARD ..
i MULTl-CHANNEL DECODING MODULE
. MAINS BOARD ............................................ 10-1
. MONO BOARD ........ 11-1
. EXPLODED VIEW 12-1
ELECTRICAL PARTS LIST MONO BOARD ......................................................................................... 13-1

Please use this service manual with referring to the user guide (DIF.U) without fail.

maranll®

SR3000 / SR4000

283W855010 ACT
3120 785 22200
First |ssue:2000.03

SR3000 /N1B, /U1B
SR4000 /K1B, /K1G, /N1 B, /U1B

AV Surround Receiver

Page 2

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 zany order form or FaX. must be signed, otherwise such part order will be considered as null and void.

- USA - - EUROPE/TRADING - 7 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 33 EINDHOVEN CEP 04693970
USA THE NETHERLANDS SAO PAULO, SP, BRAZIL
F'HONE : 330 . 307 . 3100 PHONE : +31 . 4o . 2732241 F'HONE : 0300 71231230335961" 011613 Gratuita)
FAX :330 . 307 . 2637 FAX :+31 . 40 . 2735573 FAX :45511 534. 3333

7 PRDFESSIUNAL AMERICAS 7 T Pnnl-ESSIUIVAL AUSTRALIA 7 - CANADA
SUPERSCOPE TECHNOLOGIES. INC. TECHNICAL AUDIO GROUP PTY, LTD LENBRCOK INDUSTRIES LIMITED
MAFIANTZ PROFESSIONAL PRODUCTS 553 DARLING STREET, 333 GRANITE COURT,

2640 WHITE OAK CIRCLE, SUITE A BALMAIN, Nsw 2041, PICKERING, ONTARIO L1w 3K1
AURORA, ILLINOIS 30504 USA AUSTRALIA CANADA

PHONE : 030732074300 PHONE :61 72793105300 PHONE : 9057331 76333

FAX :630 . 320 . 3103 FAX :61 . 2 . 9310 . 5355 FAX : 905 . 331 76936

7 AUSTRALIA - - THAILAND - - SINGAPORE
JAMO AUSTRALIA PTY LTD MRZ STANDARD co.,LTD wo KEE HONG (S) PTE LTD
1 EXPO COURT, PO. BOX 350 743 . 754 MAHACHAI FIOAD., wo KEE HONG CENTRE
MT. WAVERLEY VIC 3149 WANGBURAF'AF'IFIOM, PHRANAKORN, No.23, LORONG 3, TOA PAYOH
AUSTRALIA BANGKOK, 10200 THAILAND SINGAPORE 519257
PHONE :+61 73 . 9543 . 1522 PHONE :+66 . 2 . 222 3131 PHONE : +65 2544555
FAX :+31 . 3 . 9543 . 3677 FAX :+66 . 2 . 224 6795 FAX :+35 2502213

7 NEW ZEALAND - 7 TAIWAN - 7 MALAYSIA -
WILDASH AUDIO SYSTEMS Nz PAI- YUING 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, 10429, TAIWAN R.O.C. NO. 33, JALAN SULTAN ISMAIL,

PHONE :+64 . 9 . 3451953 PHONE :+886 . 2 . 25221304 50250 KUALA LUMPUR, MALAYSIA
FAX :+34 . 9 . 3463554 FAX :+886 . 2 . 25630415 PHONE : +60 3 . 2457677
FAX :+60 3 . 2453130

7 JAPAN Technical - KOREA
MARANTz JAPAN. IMO. IE} IS V 5 y y Ififi ifi g #1 MK ENTERPRISES LTD.

357 1, 7. CHOME, SAGAMIONO ROOM 604/605, ELECTROrOFFICETEL, 16758,
SAGAMIHARA . SHI, KANAGAWA If: #1 T223-3505 3GA, HANGANGVRO, YONGSANPKU, SEOUL
JAPAN 2233505 13% I lfiffiféfinifafgxfimsn KOREA

PHONE : +31 42 7431013 §$$Efi Two-0022 FHONE : +322 . 3232.155

FAX 31 42 741 9190 iifiBméEEttfifiMfB 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. 1492.

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

991207ACT