Marantz SR7200 Series Service Manual
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Marantz SR7200 Series Service Manual

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Service
Manual
1. TECHNICAL SPECIFICATIONS .................................................................................. 1
2. WIRING DIAGRAM ...................................................................................................... 3
3. BLOCK DIAGRAM ........................................................................................................ 5
4. SCHEMATIC DIAGRAM ............................................................................................... 7
5. PARTS LOCATION .................................................................................................... 25
6. IC DATA ..................................................................................................................... 38
7. EXPLODED VIEW AND PARTS LIST ........................................................................ 41
8. ALIGNMENT PROCEDURES .................................................................................... 45
9. ELECTRICAL PARTS LIST ........................................................................................ 48
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
AV SURROUND RECEIVER SR7200
SURROUND
MULTI ROOM
THX
DOLBY
VIDEO SET
1 2 3 4 5 6
DTS
DIGITAL
NIGHT
RF AUTO LOCK
CIRCLE SURROUND EX
ATT
DIGITAL
ANALOG
DISPLAY OFF
MLP PCM
CLEAR
MEMORY
A
SPEAKERS
B
7CH INPUT
A/D
STANDBY
POWER ON/STNDBY
PHONES
TV
DVD
VCR1
DSS/VCR2

TABLE OF CONTENTS

SR7200
SR7200 /
AV Surround Receiver
PRO LOGIC
TAPE 2 MON
STEREO
RDS
EON
TP
CT
L
C
R
VIRTUAL
DSP SOUND
TUNED
AUTO
PTY
TA
RT
SL
SC
SR
MPEG
DIRECT
MEMORY PRESET SW
LFE
A
B
MUTE
SLEEP
DOWN
TUNING/PRESET
F/P
MODE
MULTI ROOM
S-DIRECT
SLEEP
DIMMER
AUX
CDR/MD
TAPE
CD
TUNER
S-VIDEO
K2G, /N2G, /N2B, /U2B
/
K1G, /N1G, /N1B, /U1B
VOLUME
UP
MUTE
AUX INPUT
VIDEO
L
AUDIO R
322W855010 MIT
3120 785 22810
First Issue 2001.12
R

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Summary of Contents for Marantz SR7200 Series

  • Page 1 Service SR7200 / K2G, /N2G, /N2B, /U2B K1G, /N1G, /N1B, /U1B Manual AV Surround Receiver AV SURROUND RECEIVER SR7200 SURROUND VOLUME MULTI ROOM DOLBY PRO LOGIC TAPE 2 MON STEREO VIDEO SET 1 2 3 4 5 6 DIGITAL VIRTUAL DSP SOUND TUNED AUTO...
  • Page 2 MARANTZ Parts for your 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.

  • Page 3: Technical Specifications

    1. TECHNICAL SPECIFICATIONS FM TUNER SECTION Frequency Range ..........87.5 - 108.0 MHz Usable Sensitivity .......... IHF 1.8 V/16.4 dBf Signal to Noise Ratio ........ Mono/Stereo 76/72 dB Distortion ..........Mono/Stereo 0.2/0.3 % Stereo Separation ............. 1 kHz 45 dB Alternate Channel Selectivity ..
  • Page 4 The relation between the selected surround mode and the input signal The surround mode is selected with the surround mode selector knob of the SR7200 or the remote control unit. However, the sound from the speakers depend upon the relationship between the selected surround mode and the input signal.
  • Page 5 2. WIRING DIAGRAM [SR7200 / PS7200 only] [SR5200 / [SR7200 / SR6200 / PS7200 only] SR7200 only]...
  • Page 6 3. BLOCK DIAGRAM [SR7200 only] [SR7200 only] [SR7200 only] [SR7200 only] [SR7200 only]...
  • Page 7 4. SCHEMATIC DIAGRAM 7020-06075-000-3...
  • Page 8 7020-06140-000-1...
  • Page 9 7020-06076-000-3 7020-06076-002-0 7020-06076-004-0 POWER SW. with TACT SW. 7020-06076-003-0...
  • Page 10 7020-06077-001-1 7020-06077-000-1 CP302I [PS7200 only] 7020-06077-003-1 7020-06077-005 7020-06077-002-1 7020-06077-004-1...
  • Page 11 7020-06076-001-1...
  • Page 12 7020-06079-000-2...
  • Page 13 7020-06009-000-1 7020-06106-001-0 7020-06088-000-1...
  • Page 14 7020-06078-001-2 7020-06078-001-2...
  • Page 15 To repair the Tuner circuit board, replace the whole Tuner B’D Assy. (Refer to the Parts list)
  • Page 16 5. PARTS LOCATION MAIN Q131 Q124 Q127 Q113 Q132 Q129 Q123 Q126 IC106 Q108 Q125 Q133 Q128 Q121 Q137 Q109 Q134 Q122 IC108 IC102 IC104 Q101 Q102 Q110 Q135 IC107 Q136 IC101 IC103 IC105 Q104 Q103 Q111 Q130 Q106 Q107 Q105 Q118 Q120...
  • Page 17 Q204L Q201SL Q202SL Q204SL Q201C Q202C Q204C Q201SC Q202SC Q204SC Q201SR Q202SR Q204SR Q204R Q201L Q202L Q203L Q205SL Q206SL Q203SL Q205C Q206C Q203C Q205SC Q206SC Q203SC Q205SR Q206SR Q203SR Q201R Q202R Q203R Q205L Q206L Q207L Q207SL Q207C Q207SC Q207SR Q205R Q206R Q207R Q209L...
  • Page 18 FRONT Q309 Q303M Q302 Q305 Q304 IC301 Q306 MULTICONTROL Q301 ST / BY LED H / P H / P POWER SW POWER SW POWER SW PS7200 PS5200 SR7200 / K SR5200 / K PS5200 / F SR7200 SR5200 SR7200 / N SR5200 / N PS7200 / F SR6200...
  • Page 19 INPUT 1 IC403 IC401 IC402 IC404 INPUT 2 Q451R Q451L Q452 Q453 IC452 Q458 Q457 Q455 Q454 IC451 TUNER INPUT [ PS7200 ONLY ]...
  • Page 20 VOLUME (7CH INPUT / OUTPUT) IC512 IC505 IC501 IC509 IC506 IC502 IC507 IC514 IC508 Q514 Q503 Q513 Q502 Q511 Q505 Q510 Q504 Q508 Q506 IC513 Q512 Q507 Q509 Q501...
  • Page 21 IC703 IC704 IC709 IC708 Q712 IC707 IC719 IC720 Q711 IC718 IC717 IC714 IC702 IC723 IC722 IC724 IC725 IC715 IC721 IC701 Q712C Q712SC Q712SL Q712SR Q707 Q708 IC711 IC712 IC710 Q702AFR Q702AFL IC713 Q701FR Q701FL Q701SW Q701SR Q701SL Q701SC Q701C Q712 Q704 Q703 Q705...
  • Page 22 COMPONENT VIDEO [ PS7200 / SR7200 ONLY ] Q901 IC899 IC898 SPEAKER A SPEAKER B [ PS7200 / SR7200 ONLY ]...
  • Page 23 S VIDEO Q806 Q801 IC808 IC807 Q807 Q804 Q806A IC805 IC806 Q852 Q816 Q803 IC802 Q854 Q851 Q805 Q808 IC803 IC804 Q802...
  • Page 24 VIDEO Q873M Q822 Q870 Q821 Q871 IC805M IC806M Q805M Q806M Q851M...
  • Page 25 TUNER [ /K, /U ONLY ] To repair the Tuner circuit board, replace the whole Tuner B’D Assy. (Refer to the Parts list)
  • Page 26 6. IC DATA IC301 LC75721E IC720 CS4391 (SDA/CDIN) (SCL/CCLK) (AD0/CS) AMUTEC BMUTEC CMOUT FILT+ MODE SELECT EXTERNAL REFERENCE (CONTROL PORT) MUTE CONTROL AOUTA+ VOLUME SCLK INTER ANALOG CONTROL POLATION FILTER FILTER AOUT- SERIAL LRCK MIXER PORT AOUTB+ INTER ANALOG VOLUME POLATION FILTER FILTER SDATA...
  • Page 27 IC107 IC108 TDA7330 CXP740095 AN0 to AN11 A/D CONVERTER PA0 to PA7 CLOCK SPC 700 αII GENERATOR/ CPU CORE UART RECEIVER SYSTEM CONTROL UART TRANSMITTER PB0 to PB7 UART BAUD RATE GENERATOR PC0 to PC7 12-BIT PWM GENERATOR 0 PWM0 PWM1 12-BIT PWM GENERATOR 1 PROM...
  • Page 28 7. EXPLODED VIEW AND PARTS LIST /K, /N only /U only...
  • Page 29 +2S 3*8 PI19 B-TYPE ZNY JC030012LN P.C.B SUB ASSY,MAIN FOR N NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS. NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 30 8. ALIGNMENT PROCEDURES 2-2. AM(MW) Alignment Output of signal generator should not be greater than necessary to obtain an optimum output reading. TUNER Signal generator modulation ..............30% 1. Equipment Requried Signal frequency ................400Hz - AM Standard Signal Generator (AM SSG) - Audio Generator Modulation frequency ...........
  • Page 31 2-4. FM Alignment Output of signal generator should not be greater than necessary to obtain an optimum output reading. Signal generator modulation ....MAIN : 53.5%, PILOT : 10% (K,N) MAIN : 90%, PILOT : 10% (U) Signal frequency .......... 1kHz / Deviation : 40kHz (K,N) 1kHz / Deviation : 75kHz (U) Modulation frequency ........

  • Page 32: Electrical Parts List

    9. ELECTRICAL PARTS LIST ASSIGNMENT OF COMMON PARTS CODES. NOTE ON SAFETY FOR FUSIBLE RESISTOR : RESISTORS The suppliers and their type numbers of fusible resistors : 1) GD05 × × × 140, Carbon film fixed resistor, ±5% 1/4W are as follows; : 2) GD05 ×...
  • Page 33 1.2K-J 1W C159 CER.,0.1µF-Z/50V PI6 R155 4.7K-J 1/6W C160 R156 100K-J 1/6W CER.,100pF-K/50V R157 100K-J 1/6W C163 R158 100K-J 1/6W C164 CER.,220pF-K/50V R159 1K-J 1/6W NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 34 9965 000 11017 IC,KIA7905PI TO220IS *HC300190R CP111 CN.WAFER 2.0MM, IC106 9965 000 11432 IC,CD4094BCN DIP16 *HC400020R TUC-P10P-1 WAFER ST IC107 9965 000 11433 IC,CXP740010-148Q QFP100 *HU100550R NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 35 CER.,0.001µF-K/50V R202L 33K-J 1/6W C204C ELECT,22µF-M/50V 6*11 R202R 33K-J 1/6W C204L ELECT,22µF-M/50V 6*11 R202SC 33K-J 1/6W C204R ELECT,22µF-M/50V 6*11 R202SL 33K-J 1/6W C204SC ELECT,22µF-M/50V 6*11 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 36 22K-J 1/6W R212SL 1.2K-J 1/6W R224L 22K-J 1/6W R212SR 1.2K-J 1/6W R224R 22K-J 1/6W R213C 33K-J 1/6W R224SC 22K-J 1/6W R213L 33K-J 1/6W R224SL 22K-J 1/6W NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 37 9965 000 10749 TRS.2SA,KSA992F TO92 *HT100590R R239SL 39-J 1/6W Q207L 9965 000 10749 TRS.2SA,KSA992F TO92 *HT100590R R239SR 39-J 1/6W Q207R 9965 000 10749 TRS.2SA,KSA992F TO92 *HT100590R NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 38 47K-J 1/6W C303 CER.,0.047µF-Z/50V R343 75-J 1/6W C304 CER.,100pF-K/50V R344 75-J 1/6W C305 ELECT,10µF-M/50V 5*11 R345 75-J 1/6W C306 CER.,0.047µF-Z/50V R346 47K-J 1/6W C307 ELECT,10µF-M/50V 5*11 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 39 470-J 1/6W CIRCUIT BOARD R406R 470-J 1/6W M-CONTROL - CAPACITORS R407L 470-J 1/6W C371 CER.,820pF-K/50V R407R 470-J 1/6W C372 CER.,820pF-K/50V R408L 470-J 1/6W R408R 470-J 1/6W NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 40 9965 000 01373 IC,KIC9459F SOP24P HC10449050 C454R ELECT,4.7µF-M/50V 5*11 IC452 4822 209 73064 IC,NJM2068DD DIP8P HC10053090 C455L CER.,100pF-K/50V IC453 9965 000 11429 PHOTO COUPLER, *HC200140R C455R CER.,100pF-K/50V H11A817B DIP4 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 41 ELECT,4.7µF-M/16V 5*11 R512C CHIP,220-J 1/16W-1608 C545SL ELECT,4.7µF-M/16V 5*11 R512FL CHIP,1K-J 1/16W-1608 C545SR ELECT,4.7µF-M/16V 5*11 R512FR CHIP,1K-J 1/16W-1608 C545SW ELECT,4.7µF-M/16V 5*11 R512SC CHIP,220-J 1/16W-1608 C546A CER.CHIP,1000pF-K/50V-1608 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 42 TUC-P15X-1 HOUSING ST R569SC CHIP,1.2K-J 1/16W-1608 CN115 CN.WAFER 2.0MM, R569SL CHIP,1.2K-J 1/16W-1608 TUC-P20X-1 HOUSING ST R569SR CHIP,1.2K-J 1/16W-1608 CP503 CN WIRE,220MM 12P R569SW CHIP,1.2K-J 1/16W-1608 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 43 CER.CHIP,470pF-J/50V-1608 C797FR1 CER.CHIP,390pF-J/50V-1608 C760 ELECT,47µF-M/10V 5*11 C797FR2 CER.CHIP,390pF-J/50V-1608 C761 CER.CHIP,0.1µF-K/50V-1608 C798C CER.CHIP,1500pF-K/50V-1608 C762 CER.CHIP,0.01µF-Z/50V-1608 C798SC CER.CHIP,1500pF-K/50V-1608 C763 ELECT,2.2µF-M/50V 5*11 C798SL CER.CHIP,1500pF-K/50V-1608 C764 CER.CHIP,0.1µF-K/50V-1608 C798SR CER.CHIP,1500pF-K/50V-1608 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 44 CHIP,4.3K-J 1/16W-1608 R729 CHIP,75-J 1/16W-1608 R784FL2 CHIP,4.3K-J 1/16W-1608 R730 CHIP,5.1K-J 1/16W-1608 R784FR1 CHIP,4.3K-J 1/16W-1608 R731 CHIP,3K-J 1/16W-1608 R784FR2 CHIP,4.3K-J 1/16W-1608 R732 CHIP,8.2K-J 1/16W-1608 R785FL1 CHIP,820-J 1/16W-1608 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 45 CHIP,2.2K-J 1/16W-1608 KTC2875B SOT23 R824 Q712SR 9965 000 10744 CHIP TRS.2SC, *HT300870R R825 CHIP,33-J 1/16W-1608 KTC2875B SOT23 R826 CHIP,33-J 1/16W-1608 R828 CHIP,1K-J 1/16W-1608 R838 CHIP,470K-J 1/16W-1608 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 46 RING TER WIRE,200MM/1P F712 K, U FUSE (5.2*20),250V-S8A *FS000900R F712 N 4822 070 36302 FUSE (5.2*20),250V-T6.3A *FS000380R F712 HOLDER FUSE CLIP F715 FUSE (5.2*20),250V-S2.5A *FS000890R NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 47 C828 ELECT,10µF-M/50V 5*11 R832 CHIP,2K-J 1/16W-1608 C829 ELECT,10µF-M/50V 5*11 R833 CHIP,10K-J 1/16W-1608 C831 CER.CHIP,100pF-J/50V-1608 R834 CHIP,8.2K-J 1/16W-1608 C832 ELECT,10µF-M/50V 5*11 R835 CHIP,15K-J 1/16W-1608 C833 CER.CHIP,0.01µF-Z/50V-1608 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 48 Q806 9965 000 10445 TRS.2SC,KTC2874B TO92 *HT300880R C878 Q806A 9965 000 10445 TRS.2SC,KTC2874B TO92 *HT300880R ELECT,10µF-M/50V 5*11 Q807 4822 130 60107 TRS.2SA933S TO92M *HT100610R C881 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 49 CHIP,2.2-J 1/16W-1608 C900 ELECT,1µF-M/50V 5*11 R886 CHIP,47K-J 1/16W-1608 C901 CER.,0.1µF-Z/50V PI6 R889 33K-J 1/6W C902 ELECT,1µF-M/50V 5*11 R890 68-J 1/6W C903 CER.,0.1µF-Z/50V PI6 R891 2.2K-J 1/6W NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 50 C904FRG K, N CER.,0.0047µF-K/16V C904SCG K, N CER.,0.0047µF-K/16V C904SLG K, N CER.,0.0047µF-K/16V C904SRG K, N CER.,0.0047µF-K/16V SPEAKER A - MISCELLANEOUS CN101 CN.WAFER 2.5MM, 52668-1317 ANG ZIP NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.

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