Marantz CR-710 Owners Manual

Service

Manual

CR710/F1W, /C1W

CD Tuner Amplifier

						DISC 1
		1				DISC 2
		2
		3
						DISC 3
			CD TUNER AMPLIFIER CR710
			3 CD MULTI CHANGER
POWER	CD/	TUNER/		TUNING/PRESET/ TIME		PLAY/
STANDBY/ON	MD/TAPE	AUX	VOLUME			BAND
	TIMER	TUNING		PROGRAM/		PAUSE/
		MODE		MEMORY/SET	DISC SKIP	FM MODE
	PHONES					STOP/
		TIME MODE		JOG MODE	EQ	CLEAR
			DOWN	UP

	TABLE OF CONTENTS
1.	TECHNICAL SPECIFICATIONS .............................................................................	1
2.	WIRING DIAGRAM .................................................................................................	2
3.	BLODK DIAGRAM ..................................................................................................	3
4.	SCHEMATIC DIAGRAM AND PARTS LOCATION (Parts side) ..............................	5
5.	MICROPROCESSOR AND IC DATA ....................................................................	13
6.	ADJUSTMENT PROCEDURE ..............................................................................	20
7.	REMOVE DISC HOW-TO .....................................................................................	22
8.	EXPLODED VIEW AND PARTS LIST FOR CABINET .........................................	23
9.	EXPLODED VIEW AND PARTS LIST FOR MECHANISM ASS’Y ........................	26
10.	ELECTRICAL PARTS LIST ...................................................................................	28

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

CR710

CR710

	307W855010 AO
Printed in Japan	First Issue:2001.10

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. 1100 MAPLEWOOD DRIVE ITASCA, IL. 60143

USA

PHONE : 630 - 741 - 0300 FAX : 630 - 741 - 0301

AMERICAS

SUPERSCOPE TECHNOLOGIES, INC.

MARANTZ PROFESSIONAL PRODUCTS 2640 WHITE OAK CIRCLE, SUITE A AURORA, ILLINOIS 60504 USA

PHONE : 630 - 820 - 4800

FAX : 630 - 820 - 8103

AUSTRALIA

QualiFi Pty Ltd,

24 LIONEL ROAD,

MT. WAVERLEY VIC 3149 AUSTRALIA

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

NEW ZEALAND

WILDASH AUDIO SYSTEMS NZ

14 MALVERN ROAD MT ALBERT AUCKLAND NEW ZEALAND PHONE : +64 - 9 - 8451958

FAX : +64 - 9 - 8463554

JAPAN Technical

MARANTZ JAPAN, INC.

35- 1, 7- CHOME, SAGAMIONO SAGAMIHARA - SHI, KANAGAWA JAPAN 228-8505

PHONE : [phone] FAX : [phone]

EUROPE / TRADING

MARANTZ EUROPE B.V.

P.O.BOX 80002, BUILDING SFF2 5600 JB EINDHOVEN

THE NETHERLANDS PHONE : +31 - 40 - 2732241 FAX : +31 - 40 - 2735578

AUSTRALIA

TECHNICAL AUDIO GROUP PTY, LTD 558 DARLING STREET,

BALMAIN, NSW 2041, AUSTRALIA

PHONE : 61 - 2 - 9810 - 5300

FAX : 61 - 2 - 9810 - 5355

THAILAND

MRZ STANDARD CO.,LTD

746 - 754 MAHACHAI ROAD., WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILAND

PHONE : +66 - 2 - 222 9181

FAX : +66 - 2 - 224 6795

TAIWAN

PAIYUING CO., LTD.

6 TH FL NO, 148 SUNG KIANG ROAD, TAIPEI, 10429, TAIWAN R.O.C. PHONE : +886 - 2 - 25221304

FAX : +886 - 2 - 25630415

BRAZIL

PHILIPS DA AMAZONIA IND. ELET. ITDA

CENTRO DE INFORMACOES AO CEP 04698-970

SAO PAULO, SP, BRAZIL

PHONE : 0800 - 123123(Discagem Direta Gratuita)

FAX : [phone]

CANADA

LENBROOK INDUSTRIES LIMITED

633 GRANITE COURT, PICKERING, ONTARIO L1W 3K1 CANADA

PHONE : 905 - 831 - 6333

FAX : 905 - 831 - 6936

SINGAPORE

WO KEE HONG DISTRIBUTION PTE LTD

130 JOO SENG ROAD #03-02 OLIVINE BUILDING SINGAPORE 368357

PHONE : [phone]

FAX

: [phone]

MALAYSIA

WO KEE HONG ELECTRONICS SDN. BHD.

SUITE 8.1, LEVEL 8, MENARA GENESIS, NO. 33, JALAN SULTAN ISMAIL,

50250 KUALA LUMPUR, MALAYSIA PHONE : +60 3 - 2457677

FAX : +60 3 - 2458180

KOREA

MK ENTERPRISES LTD.

ROOM 604/605, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOUL KOREA

PHONE : +822 - 3232 - 155

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.

010620 A.O

1. TECHNICAL SPECIFICATIONS

Amplifier section
1 kHz continuous outpu	........... stereo channel drive,
	2ch x 20W, 0.5%
S/N .................................	Aux, Tape, MD (IHF-A) 90dB

Inpu t sensitivity & Impedance... Aux,Tape, MD(IHF-A) 200mV Frequency character Aux,Tape, MD 10Hz60kHz(-3dB)

Ton e control: Treble ............................................		9dB
Bass ..............................................		9dB
Tuner section
<FM>
Frequency range... 87.5	108.00 MHz (100kHz interval)
Inpu t Sensitivity.................................		15dB (S/N 30dB)
To tal Harmonic Distortion		.................................... 0.2%
S/N ratio: Mono ....................................................		65dB
Stereo ..................................................		60dB
Stereo separation 1kHz .......................................		35dB
<AM>
Frequency range ...........	522 1620 kHz (9kHz interval)
Inpu t sensitivity .................................		50dB (S/N 20dB)
To tal Harmonic Distortion		....................................1.5%
S/N ratio ...............................................................		40dB
CD section
Channels ....................................................		2 Channels
Frequency response ..............		20Hz 20,000Hz 1.5dB
S/N ratio .....................................		87dB (IHF ‘A’ Filter)
Distortion ...........................................................		0.1%
Channel separation ................................		65dB (1kHz)

Sampling rate ................................................. 44.1kHz Error correction ................................................... CIRC D/A conversion..CMOS delta-Sigma D/A converter(1Bit) Optical readout

Laser ...........................................	Semicondu ctor laser
Wavelength ........................................................ 780nm
General
Power supp ly..............................................	220V, 60Hz
Power consumption ............................................	105W
Dimension (W x H x D) ..................	175 x 140 x 360 mm
Weight .................................................................	4.0kg

1

2. WIRING DIAGRAM

2

3. BLOCK DIAGRAM

3

4

4. SCHEMATIC DIAGRAM AND PARTS LOCATION (Parts side)

5

6

Q905

Q906

Q701

Q306

Q307

Q369

Q904

Q903

IC25

Q207

Q305

Q911

Q918

Q362

IC91

Q368

Q370

IC21

Q202

Q506

MAIN PCB Q205

Q206

Q208

Q920

Q917

IC36

IC37

Q363 Q361

Q212 Q915 Q916

Q901

Q211

Q213

Q902 IC22

Q201 Q203 Q204

Q504 Q503 Q507 Q505

Q502

IC52

Q909

Q908

INPUT PCB	IC13	Q109	Q104 Q107 Q103	Q108	IC12	IC11	Q101
	TUNER PCB		Q110

SPK TERMINAL PCB

7

8

9

10

FRONT PCB

CD MECHANISM PCB

Q603

Q602

IC64
IC66	IC66
IC65

Q701

IC62

IC62

Q601

IC63

IC61

HEADPHONE PCB

11

12