Marantz EC 500 Service Manual

Page 1

74 ACSOOIOZB/OZG/OSB, u, K, KS, KH
Audio Console

74 EC500/023/ozo/053, u, K, KS, KH
Entertainment Console

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DIGITAL AUDIO

TABLE OF CONTENTS

SECTION PAGE
1. TECHNICAL SPECIFICATIONS. . .. .. .._ .i .. . I . .... . . ..I
2 BLOCK DIAGRAM AND CONNECTION DIAGRAM. .2
3 SCHEMATIC DIAGRAMS AND PARTS LOCATION i . 6
4 EXPLODED VIEW AND PARTS LIST. 32
5 SERVICING HINTS (HOW TO SET) ... M35
6 SERVICE MODE......_..._.._. .v. ... ..37
7. ALIGNMENT PROCEDURES . 39
8 MICROPROCESSOR ANDIC DATA......._. . ..42
9. ELECTRICAL PARTS LIST..._..... .. .44

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

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PCS 85 736

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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 a r-CANADA 1-- EUROPE
MARANTZ AMERICA. INC. LENBROOK INDUSTRIES LIMITED MARANTZ EUROPE B.V.
440 MEDINAH ROAD 633 GRANITE COURT. P.O.BOX 80002

BUILDING SFF2
5800 JB EINDHOVEN
THE NETHERLANDS

ROSELLE. ILLINOIS 60172- 2330 PICKERING. ONTARIO L1W 3K1
USA CANADA
PHONE: 708-307-3100 PHONE: 416-831-6333

FAX : 709- 307- 2687 FAX : 416- 831 -6936 l PHONE: +31-40-732241
FAX : +31 -40- 735578
I .
r-PROFESSIONAL-USA r-PROFESSIONAL-CANADA-fi t-TRADING 4
SUPERSCOPE TECHNOLOGIES. INC. TC ELECTRONICS CANADA LTD 1 MARANTZ EUROPE B.V.

MARANTZ PROFESSIONAL PRODUCTS
1000 CORPORATE BLVD.. SUITE D
AURORA. ILLINOIS 60504 USA
PHONE : 708- 820- 4800

FAX : 708-820-8103

AUSTRALIA

MARANTZ AUSTRAUA

3 Figtree Drive

Australia Centre

Homebush. NSW2140 AUSTRALIA
PHONE : +61 2 742.8311

FAX : +81 2 7643074

-TAIWAN

PAI- YUING CO.. LTD.

6 TH FL NO. 146 SUNG KIANG RORD.
TAIPEI. 10429. TAIWAN R.O.c.
PHONE : +996 (2) 5221304~9

FAX : +996 (2) 5630415

-JAPAN-Technical

MARANTZ JAPN INC.
35- 1. 7- chome. Sagamiono
Sagamihara- shi. Kanagawa

Japan
PHONE : +81 427 48 2181
FAX : +81 427 48 0889

54o FIRING AVE.
BAIE D'URFE. QUEBEC H9X 3T2
CANADA

PHONE : 514-457-4044

FAX : 514-457-5524

-HONG-KONG

FORWARD INTERNATIONAL CORP. LTD.
15 TH FLOOR. REGENT CENTRE.

88 QUEEN'S ROAD. CENTRAL. H. K.
PHONE : +652 521-0993

FAX : +852 521 - 7935

MALAYSIA

WO KEE HONG ELECTRONICS SDN. BHD.
NO. 102 JALAN SS 21/35. DAMANSARA
UTAMA. 47400 PETALING JAYA
SELANGOR DARUL EHSAN.

MALAYSIA

. PHONE : +60 3- 7184666

l FAX : +60 3-7173828

JAPAN-Paris Order

MARANTZ JAPN INC.
35 - 1. 7 - chome. Sagamiono
Sagamihara- shi. Kanagawa

Japan
PHONE: +91427491013
FAX : +6142746 9190

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

P.O.BOX 80002

BUILDING SFF2

5600 JB EINDHOVEN

THE NETHERLANDS
PHONE : +31 -40- 732241
FAX : +31 - 40- 735578

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F

I-THAILAND

MR2 STANDARD 00.. LTD.

I 748- 750 WANGBURAPA BANGKOK
10200 THAILAND

PHONE : +66 2222 9191

FAX : +66 2225 9971 .

r-SINGAPORE -

WO KEE HONG (SINGAPORE) PTE. LTD.
29. LENG KEE ROAD

SINGAPORE 0315.

PHONE 2 +85 475-4555

FAX : +65 475-8623

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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.

950501 KI

PCS 85 737