Printed in Japan
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS (SR480) ...................................................................................................... 1
2. TECHNICAL SPECIFICATIONS (PM488AV) ................................................................................................. 2
3. BLOCK DIAGRAM .......................................................................................................................................... 3
4. WIRING DIAGRAM......................................................................................................................................... 5
5. SCHEMATIC DIAGRAM AND PARTS LOCATION (Parts Side) .................................................................... 7
6. COMPONENT DESCRIPTIONS................................................................................................................... 36
7. ALIGNMENT PROCEDURES....................................................................................................................... 40
8. EXPLODED VIEW AND PARTS LIST (SR480)............................................................................................ 43
9. EXPLODED VIEW AND PARTS LIST (PM488AV) ...................................................................................... 47
10. ELECTRICAL PARTS LIST .......................................................................................................................... 49
Service
Manual
Please use this service manual with referring to the user guide (D.F.U) without fail.
4822 725 51191
First Issue:1999.03
237W855010 AO
SR480U
Audio/Video receiver
model SR480/PM488AV
74PM488AV/02B
74SR480/01B/02B
Audio/Video Integrated amplifier
SR480
PM488AV
MARANTZ AMERICA, INC.
440 MEDINAH ROAD
ROSELLE, ILLINOIS 60172
USA
PHONE : 630 - 307 - 3100
FAX : 630 - 307 - 2687
LENBROOK INDUSTRIES LIMITED
633 GRANITE COURT,
PICKERING, ONTARIO L1W 3K1
CANADA
PHONE : 905 - 831 - 6333
FAX : 905 - 831 - 6936
MARANTZ EUROPE B. V.
P.O.BOX 80002
BUILDING SFF2
5600 JB EINDHOVEN
THE NETHERLANDS
PHONE : +31 - 40 - 2732241
FAX : +31 - 40 - 2735578
SUPERSCOPE TECHNOLOGIES, INC.
MARANTZ PROFESSIONAL PRODUCTS
2640 WHITE OAK CIRCLE, SUITE A
AURORA, ILLINOIS 60504 USA
PHONE : 630 - 820 - 4800
FAX : 630 - 820 - 8103
TC ELECTRONICS CANADA LTD.
540 FIRING AVE.
BAIE DíURF…, QUEBEC H9X 3T2
CANADA
PHONE : 514 - 457 - 4044
FAX : 514 - 457 - 5524
MK ENTERPRISES LTD.
2F SHINHAN BLDG., 247-17 SEOKYO-DONG
MAPO-KU, SEOUL
KOREA
PHONE : +82 - 2 - 323 - 2155
FAX : +82 - 2 - 323 - 2154
MARANTZ BRAZIL
CAIXA POSTAL 21462
CEP 04698-970
SAO PAULO, SP, BRAZIL
PHONE : 0800 - 123123
FAX : +55 11 534. 8988
PAl- YUING CO., LTD.
6 TH FL NO, 148 SUNG KIANG ROAD,
TAIPEI, 10429, TAIWAN R.O.C.
PHONE : +886 (2) 5221304
FAX : +886 (2) 5630415
MRZ STANDARD CO., LTD.
746 - 754 MAHACHAI RD.,
WANGBURAPAPIROM, PHRANAKORN,
BANGKOK, 10200 THAILAND
PHONE : +66 - 2 - 222 - 9181
FAX : +66 - 2 - 224 - 6795
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
FAX : +60 3 - 7173828
MARANTZ JAPAN, INC.
35- I , 7- CHOME, SAGAMIONO
SAGAMIHARA - SHI, KANAGAWA
JAPAN 228-8505
PHONE : +81 42 748 1013
FAX : +81 42 741 9190
FORWARD MARKETING (S) PTE. LTD.
23, LORONG 8, TOA PAYOH,
SINGAPORE 319257.
PHONE : +65 2583640
FAX : +65 3564047
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.
USA CANADA EUROPE / TRADING
USA
BRAZIL
(Discagem Direta Gratuita)
TAIWAN
THAILAND
MALAYSIA
In case of difficulties, do not hesitate to contact the Technical
Department at above mentioned address.
JAPAN
Technical
SINGAPORE
981110A.O
SCAN AUDIO PTY. LTD.
52 CROWN STREET, RICHMOND 3121
VICTORIA
AUSTRALIA
PHONE : +61 - 3 - 9429 - 2199
FAX : +61 - 3 - 9429 - 9309
AUSTRALIA / NEW ZEALAND
KOREACANADA
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.
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