Marantz SC 7 S 2 Service Manual

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M a n U a I Stereo Control Amplifier

TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS ........................................................................................... 1

2. CAUTION ............
3. SERVICE MODE
4. UPDATE FIRMWARE
[A] SOFTWARE (fdtv306r00.exe) DOWNLOADS AND INSTALLS PROCEDURE ..
[B] WRITING AND UPDATE SOFTWARE ................................................................
BLOCK DIAGRAM .............................................................................................................. 42
WIRING DIAGRAM .......
SCHEMATIC DIAGRAM
PARTS LOCATION ..............................
EXPLODED VIEW AND PARTS LIST.
10. IC DATA ................................................
11. ELECTRICAL PARTS LIST .............................................................
12. ABOUT REPLACE THE MICROPROCESSOR WITH A NEW ONE..

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Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
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Part no. 90M340J855010
First Issue 2006.09
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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

MARANTZ AMERICA, INC
100 CORPORATE DRIVE
MAHWAH, NEW JERSEY 07430
USA

- EUROPE / TRADING
MARANTZ EUROPE B.V.
P. 0. BOX 8744, BUILDING SILVERPOINT
BEEMDSTRAAT 11, 5653 MA EINDHOVEN
THE NETHERLANDS
PHONE : +31 - 40 - 2507844
FAX : +31 - 40 - 2507860

7 CANADA -

MARANTZ CANADA INC.
5-505 APPLE CREEK BLVD.
MARKHAM, ONTARIO L3H 5B1
CANADA

PHONE : 905 - 415 - 9292

FAX :905-475-4159

OualiFi Pty Ltd,

24 LIONEL ROAD,

MT. WAVERLEY VIC 3149
AUSTRALIA

PHONE : +61 - (0)3 - 9543 - 1522
FAX : +61 - (0)3 , 9543 - 3677

7 AUSTRALIA -

, THAILAND
MRZ STANDARD CO., LTD
746 » 754 MAHACHAI ROAD.,
WANGBURAPAPIROM, PHRANAKORN,
BANGKOK, 10200 THAILAND
PHONE: +66 , 2 - 222 9181
FAX : +66 - 2 - 224 6795

7 SINGAPORE
WO KEE HONG DISTRIBUTION PTE LTD
No.1 JALAN KILANG TIMOR
#08-03 PACIFIC TECH CENTRE
SINGAPORE 159303
PHONE : +65 6376 0338
FAX : +65 6376 0166

- NEW ZEALAND

WILDASH AUDIO SYSTEMS N2
14 MALVERN ROAD MT ALBERT
AUCKLAND NEW ZEALAND
PHONE :+64 - 9 - 8451958

FAX : +64 - 9 - 8463554

- TAIWAN

PAI- YUING CO., LTD.

6TH FL NO, 148 SUNG KIANG ROAD,
TAIPEI, 10429, TAIWAN R.D.C.
PHONE : +886 - 2 , 25221804

FAX : +886 - 2 - 25630415

7 MALAYSIA -
WO KEE HONG ELECTRONICS SDN. BHD.
2ND FLOOR BANGUNAN INFINITE CENTRE
LOT 1, JALAN 13/6, 46200 PETALING JAYA
SELANGOR DARUL EHSAN, MALAYSIA
PHONE : +60 - 3 - 7954 8088
FAX : +60 - 3 - 7954 7088

7 JAPAN
D&M Holdings Inc.

D&M BUILDING, 2-1 NISSHIN-CHO,
KAWASAKI-KU, KAWASAK|~SHI,
KANAGAWA, 210-8569 JAPAN

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7 KOREA -
MARANTZ KOREA CO., LTD.

ROOM 604, ELECTRO OFFICE, 16-58,
HANGGANG-RO 3GA, YONGSAN-KU,

SEOUL, 140-013, KOREA

PHONE : +82 - 2 - 323 - 2155

FAX :+82 - 2 - 323 - 2154

SHOCK, FIRE HAZARD SERVICE TEST :

7 CHINA

MARANTZ SHANGHAI TRADING LTD.
ROOM.506 SHANGHAI LIGHT INDUSTFIY MANSION
1578 NANJING (WEST) ROAD SHANGHAI
CHINA

TEL :021 - 6248 - 1064

FAX : 021 - 6248 - 3565

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. 6500.

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

060607MZ