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Service
Manual

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

307W855010  AO
First Issue:2001.10

CD Tuner Amplifier

CR710

Printed in Japan

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

CR710/

F1W, /C1W

UP

DOWN

VOLUME

PHONES

TIMER

STANDBY / ON

POWER

CD /

MD / TAPE

TUNER /

AUX

TUNING

MODE

TIME MODE

TUNING / PRESET / TIME

MEMORY / SET

PROGRAM /

PAUSE /

DISC SKIP

JOG MODE

EQ

CLEAR

FM MODE

PLAY /

BAND

STOP /

DISC 2

DISC 3

DISC 1

CD TUNER AMPLIFIER CR710

3 CD MULTI CHANGER

1

2

3

CR710

All manuals and user guides at all-guides.com

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Summary of Contents for CR710/C1W

Page 1: ...C 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 CR710 F1W C1...

Page 2: ...INC MARANTZ JAPAN INC 35 1 7 CHOME SAGAMIONO SAGAMIHARA SHI KANAGAWA JAPAN 228 8505 PHONE 81 42 748 1013 FAX 81 42 741 9190 EUROPE TRADING EUROPE TRADING MARANTZ EUROPE B V MARANTZ EUROPE B V P O BOX...

Page 3: ...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 Freq...

Page 4: ...2 WIRING DIAGRAM 2 All manuals and user guides at all guides com...

Page 5: ...3 BLOCK DIAGRAM 3 4 All manuals and user guides at all guides com...

Page 6: ...4 SCHEMATIC DIAGRAM AND PARTS LOCATION Parts side 5 6 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 7: ...7 IC37 Q363 IC36 Q918 Q361 Q362 Q212 Q915 Q916 Q920 Q911 Q307 Q901 IC91 Q368 Q369 Q905 Q370 Q211 Q213 Q902 Q904 Q906 IC22 Q201 IC21 Q203 Q204 Q504 Q503 Q507 Q202 Q505 Q502 Q506 Q903 IC13 Q109 Q104 Q10...

Page 8: ...9 10 All manuals and user guides at all guides com...

Page 9: ...11 12 FRONT PCB HEADPHONE PCB Q701 Q603 Q602 IC66 IC64 IC65 IC62 Q601 IC63 IC61 IC62 IC66 CD MECHANISM PCB All manuals and user guides at all guides com...

Page 10: ...L PORT POWER ON OFF SIGNAL MUTE 33V NEGATIVE POWER SUPPLY FOR FIP BLINKING FIP GRID CONTROL OUTPUTS FIP SEGMENT CONTROL OUTPUTS AREA OPTION CD POWER ON OFF PORT ON STANDBY LED CONTROL PORT ON TAPE FUN...

Page 11: ...iode control circuit 3 signals input Vcc HIZ GND 3 signals input 2VRO VRO GND Connected to TEO through feedback resistor Connected to FEO through feedback resistor Low GND is for nomal use Adjusted by...

Page 12: ...tion of VRI 1 8V internal bias circuit is shut off No signal input condition V RI VIN Output reference voltage V OUT VCI VCC VF 2 Input for CH2 Non inverted output for CH2 Supply terminal of output st...

Page 13: ...11 4 8 5 5 9 7 IN1 GND IN2 6 1 9 1 5 1 8 6 15 2 7 4 OUT2 VS 10 3 13 TA7291P TA7291S TA7291F REG PROTECTOR CIRCUIT TSD Vref M SYMBOL FUNCTIONAL DESCRIPTION 7 8 4 1 5 6 2 10 2 6 8 5 9 1 7 3 11 15 5 1 7...

Page 14: ...verting input terminal for PLL LPF amplifier output terminal for PLL PLL reference voltage supply terminal VCO center frequency reference level terminal Normally keep at PV REF level VCO filter termin...

Page 15: ...Normally keep at L level Crystal oscillator connecting output terminal for DSP Digital power supply voltage terminal Oscillator GND terminal for system clock Crystal oscillator connecting input termi...

Page 16: ...ch to band aligned 3 Keep the signal input as low as possible to adjust accurately 4 Modulation and modulation frequency Item Modulation Modulation frequency Band AM 30 400Hz FM 100 75KHz Dev 400Hz AD...

Page 17: ...p antenna Adjust for the indication of VTVM of the wave form of scope to be maximum BAND Step Frequency Adjust for Adjustment 1 610KHz Maximum sensitivity T101 L104 2 1510KHz Maximum sensitivity C127...

Page 18: ...ETER Connect to TP1 TP2 Through the choke coll 100 H Signal Generator Connect to FM ANT Jack FM IN through the dummy Distortion Meter Connect to the output NO Frequency Adjust for Adjustment 1 100 10M...

Page 19: ...S11 x3 x6 S12 S3 x4 S12 x2 S15 x4 S2 S12 S10 x2 x9 S3 x4 X2 S1 S1 x3 S4 27 16 15 14 13 12 10 9 8 8 11 4 6 7 3 32 31 30 33 29 28 24 35 22 1 26 25 18 22 23 17 19 34 21 20 5 2 1 8 EXPLODED VIEW AND PART...

Page 20: ...N PCB ASS Y MC D90TCCC nsp 30 KKD1A033ML CABINET REAR nsp 31 KHR1A028 BUSHING AC CORD nsp 32 F BJA2J049Z CORD POWER F JAPAN 100V 7A YC000520R 32 C KJA2D046Z CORD POWER C KOREA nsp 34 KGX1A285 COVER ME...

Page 21: ...6D 6012 COMPRESSION SP CAM nsp 63 E1D 8002 SCREW B nsp 64 E1D 8003 SOFT TAPE nsp 66 E1D 8012 SCREW A2 nsp 70 E6D 8004 SHAFT LEVER nsp 71 E6D 8005 SHAFT TRAY nsp 72 E6D 8006 SCREW FRAME nsp 74 E6B 9031...

Page 22: ...C 5 ELECTROLY CAP 6 FILM CAP 5 EA 10 Electrolytic capacitor One way lead type Tolerance 20 Examples Capacity value 0 1 F 104 4 7 F 475 100 F 107 0 33 F 334 10 F 106 330 F 337 1 F 105 22 F 226 1100 F...

Page 23: ...sp C623 KCBS1H473ZFT CER 0 047 F 50V Z nsp C624 KCBS1C222MXT CER 2200pF 16V M nsp C625 KCBS1C222MXT CER 2200pF 16V M nsp C627 KCFE1J333JBT FILM 0 033 F 63V J nsp C628 KCEA1CKS470T ELECT 47 F 16V nsp C...

Page 24: ...TD1302T HT400400R Q603 KVTKRC107MT TRS KRC107M BA001070R MISCELLANEOUS BN66 KWDB015150EW WIRE ASS Y nsp BN67 KWZCR130BN67 WIRE ASS Y nsp CN61 KJP16GA117ZG WAFER CARD CABLE STRAIGHT GF102 16S TS nsp CN...

Page 25: ...F 50V Z nsp C276 KCFE1J184JBT FILM 0 18 F nsp C277 KCFE1J184JBT FILM 0 18 F nsp C278 KCFE1J184JBT FILM 0 18 F nsp C279 KCFE1J184JBT FILM 0 18 F nsp C280 KCKT1H101KB CER 100pF 50V K nsp C281 KCKT1H101K...

Page 26: ...KRD20TJ472T 4 7k 1 5W J nsp R139 KRD20TJ103T 10k 1 5W J nsp R140 KRD20TJ103T 10k 1 5W J nsp R141 KRD20TJ333T 33k 1 5W J nsp R142 KRD20TJ101T 100 1 5W J nsp R149 KRD20TJ102T 1k 1 5W J nsp R151 KRD20TJ1...

Page 27: ...OXIDE FILM 2 2 1W J GA05022010 R906 KRD20TJ123T 12k 1 5W J nsp R907 KRD20TJ123T 12k 1 5W J nsp R909 KRD20TJ560T 56 1 5W J nsp R910 KRD20TJ560T 56 1 5W J nsp R911 KRD20TJ122T 1 2k 1 5W J nsp R912 KRD20...

Page 28: ...PLATE EARTH nsp BK02 KMC1A111 PLATE EARTH nsp BN12 KJP15TT122ZP TERMINAL CR H130 nsp BN91 KWZAV7748 WIRE ASS Y 2 5MM 3P nsp BN92 KWZAV7748 WIRE ASS Y 2 5MM 3P nsp CN10 KJP02GA19ZM WAFER nsp CN12 KJP1...

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