Marantz UD 8004 Service Manual

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TABLEOFCONTENTS
SECTION PAGE
SERVICE HINTS AND TOOLS ...................................................................................................... ii
WARNING AND LASER SAFETY INSTRUCTIONS .................................................................... iii
SPECIFICATIONS ......................................................................................................................... I
WIRE ARRANGEMENT ................................................................................................................ 2
DISASSEMBLY ............................................................................................................................. 3
DIAGNOSTICS OF OPTICAL PICKUP

AND REPLACING FE MAIN P.VV.B AND BD MECHANISM UNIT ASSY .................................... l2
SERVICE MODE ......................................................................................................................... l4
VERSION UPGRADE PROCEDURE OF FIRMWARE ............................................................... 25
TROUBLE SHOOTING ............................................................................................................... 26
SEMICONDUCTORS .................................................................................................................. 38
BLOCK DIAGRAM ....................................................................................................................... 51
PRINTED WIRING BOARDS ...................................................................................................... 52
NOTE FOR PARTS LIST ............................................................................................................. 59
PARTS LIST OF P.VV.B. UNIT ..................................................................................................... 60
WIRING DIAGRAM ..................................................................................................................... 97
EXPLODED VIEW ....................................................................................................................... 98
PARTS LIST OF EXPLODED VIEW ............................................................................................ 99
PACKING VIEW ........................................................................................................................ IOI
PARTS LIST OF PACKING 8: ACCESSORIES ......................................................................... 102
MEASURING METHOD AND WAVEFORMS ............................................................................ 103
NOTE FOR SCHEMATIC DIAGRAM ........................................................................................ 108
SCHEMATIC DIAGRAMS ......................................................................................................... 109

Please use this service manual with referring to the user guide ( D.F.U. ) Without fail.

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X0446V01DMIDG0910 Copyright 2009 BMW Holdings |nc.A|| rights reserved. Partno. 90M38AK855010
WARNING: Violators will be prosecuted to the maximum extent possible. First Issue 2009.10

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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 ITRADING - * CANADA-
MARANTz AMERICA, INC D&M EUROPE B. v. D&M Canada Inc.
100 CORPORATE DRIVE P. 0. BOX 8744, BUILDING SILVERPOINT 57505 APPLE CREEK BLVD.
MAHWAH, NEW JERSEY 07430 BEEMDSTRAAT 11, 5653 MA EINDHOVEN MARKHAM, ONTARIO L3R 581
USA THE NETHERLANDS CANADA
PHONE : +31 . 40 . 2507844 PHONE : 005.415. 0202
FAX :+31 , 40 , 2507860 FAX : 005 .475 , 4150
7 JAPAN - KOREA
D&M Holdings Inc. $3503.01 794 -7~/ Rum-107:4 ya; D&M SALES AND MARKETING KOREA LTD.
D&M BUILDING, 2.1 NISSHINCHO, CHUNG JIN BID., #1001,
KAWASAKI-KU, KAWASAKI-SHI, 53-5. WONHYORO 3 CA. YONGSAN-GU,
KANACAWA. 210-8569 JAPAN its #1 T21M569 SEOUL, 140-110. KOREA
Wadllfidlllfifilllfizafim1 D&MI:JU PHONE : +82 , 2 , 323 , 2155
FAX :+82 , 2732372154

- CHINA

D&M SALES AND MARKETING SHANGHAI LTD.
ROOMSOS SHANGHAI AIRPORT CITY TERMINAL
NO.1600 NANJING (WEST) ROAD SHANGHAI,
CHINA. 200040

TEL :0217624875151

FAX : 021 - 6248 - 4434

NOTE ON SAFETY :

Symbol A Fire or electrical shock hazard. Only original parts should be used to replaced any part marked with symbol A.
Any other component substitution (other than original type), may increase risk of fire or electrical shock hazard.

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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. 60065.

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

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