Marantz ER 2500 Service Manual

Page 1

Service
Manual

ER2500 /N1s /S1S /u1s

DVD Surround Receiver

SECTION

. SCHEMATIC DIAGRAM ..
. PARTS LOCATION ..........
. IC DATA ................................................
. EXPLODED VIEW AND PARTS LIST .. ..
. ELECTRICAL PARTS LIST ........................................................................................... 35

TABLE OF CONTENTS

TECHNICAL SPECIFICATIONS.
SERVICE HINTS AND TOOLS ..
WARNING AND LASER SAFETY INSTRUCTIONS .
EMERGENCY DISC EJECT...
BACK END SOFTWARE (Firmware) VERSION CHECK
REPLACING MECHA LOADER AND MECHA TRAVERSE
BACK END SOFTWARE (Firmware) UPDATE PROCEDURE
POWER AMPLIFIER DC OFFSET ADJUSTMENT
WIRING DIAGRAM ....................................................
BLOCK DIAGRAM ...........

Please use this service manual with referring to the user guide (D. F. U) without fail.
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ER2500

Part no. 90MIGBW855010

First Issue 2004.07
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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 : any order form or Fax. must be signed, otherwise such part order will be considered as null and void.

* USA - 7 EUROPE / TRADING - - CANADA
MARANTz AMERICA, INC MARANTz EUROPE B.V. MARANTz CANADA INC.
1100 MAPLEWOOD DRIVE P. 0. BOX 8744, BUILDING SILVERPOINT 57505 APPLE CREEK BLVD.
ITASCA, IL. 60143 BEEMDSTRAAT 11, 5653 MA EINDHOVEN MARKHAM, ONTARIO L3R 531
USA THE NETHERLANDS CANADA
PHONE : 630 . 741 , 0300 PHONE : +31 . 40 . 2507844 PHONE : 905 . 415 . 9292
FAX : 630 . 741 , 0301 FAX : +31 . 40 . 2507860 FAX : 905 . 475 . 4159

7 PnDFESSlaA/Al AMERICAS 7 - PnDFESSIaA/Al AUSTRALIA - T Pnnrtssmflu HONG KONG 7
SUPERSCOPE TECHNOLOGIES, INC. TECHNICAL AUDIO GROUP PTv, LTD Jolly PraAudio Broadcast Engineering Ltd.
MARANTz PROFESSIONAL PRODUCTS 4353 Bridge Fld., UNIT 2, 10F, WAH HUNG CENTRE,
2640 WHITE OAK CIRCLE, SUITE A STANMORE NSW 2048 41 HUNG TO ROAD, KWUN TONG, KLN.,
AURORA, ILLINOIS 60504 USA AUSTRALIA HONG KONG
PHONE : 630 . 820 . 4800 PHONE : +61 . (0)2 , 9519 . 0900 PHONE : 852 . 21913660
FAX : 630 . s20 . 8103 FAX : +61 . (0)2 . 9519 . 0600 FAX : 852 . 21913990

- AUSTRALIA - , THAILAND - 7 SINGAPORE
OuaIiFi Pty Ltd, MR2 STANDARD CO., LTD wo KEE HONG DISTRIBUTION PTE LTD
24 LIONEL ROAD, 746 . 754 MAHACHAI ROAD_, No.1 JALAN KILANG TIMOR
MT. WAVERLEY VIC 3149 WANGBURAPAPIROM, PHRANAKORN, #0803 PACIFIC TECH CENTRE
AUSTRALIA BANGKOK, 10200 THAILAND SINGAPORE 159303
PHONE : +61 . (0)3 . 9543 . 1522 PHONE : +66 . 2 . 222 9181 PHONE : +65 6376 0338
FAX : +61 . (0)3 . 9543 , 3677 FAX : +66 . 2 . 224 6795 FAX : +65 6376 0166

- NEW ZEALAND - TAIWAN - - MALAYSIA -
WILDASH AUDIO SYSTEMS Nz PAI- VUING C0., LTD. wo KEE HONG ELECTRONICS SDN. BHD.
14 MALVERN ROAD MT ALBERT 6 TH FL No, 148 SUNG KIANG ROAD, 2ND FLOOR BANGUNAN INFINITE CENTRE
AUCKLAND NEW ZEALAND TAIPEI, 10429, TAIWAN R.O.C. LOT 1, JALAN 13/6, 46200 PETALING JAYA
PHONE : +64 . 9 . 8451958 PHONE : +886 . 2 . 25221304 SELANGOR DARUL EHSAN, MALAYSIA
FAX : +64 . 9 . 8463554 FAX :+886 . 2 . 25630415 PHONE : +60 . 3 . 7954 8088

FAX : +60 . 3 . 7954 7088

7 JAPAN Technical 7 KOREA
MARANTZ JAPAN. INC. E $ V 5 y \y H 53 fi $1 MK ENTERPRISES LTD.
35* 1, 7, CHOME, SAGAMIONO ROOM 604/605, ELECTROVOFFICETEL, 16758,
SAGAMIHARA . SHI, KANAGAWA 3GA, HANGANGVRO, YONGSANVKU, SEOUL
JAPAN 22878505 1:: ti $289505 KOREA
PHONE : +81 42 7481013 133% I lfiffitgififitfitéflw-asn PHONE : +322 . 3232 .155
FAX :+81 42 741 9190 FAX :+822 , 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.

040401 ECM