Marantz CR401 Service Manual
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Service
Manual
SECTION
1. TECHNICAL SPEC I FI CA TIONS ........................................................................................... 1
2. SERVICE HINTS AND TOOLS ............................................................................................. 4
3. WARNING AND LASER SAFETY IN STRUC TIONS ............................................................. 5
4. TAKING THE DISC OUT OF EMERGENCY ........................................................................ 6
5. CD UPDATE FIRMWARE ...................................................................................................... 7
6. FACTORY / SERVICE MODE ............................................................................................... 8
7. WIRING DIAGRAM ............................................................................................................... 9
8. BLOCK DIAGRAM .............................................................................................................. 11
9. SCHEMATIC DIAGRAM ...................................................................................................... 13
10. PARTS LOCATION .............................................................................................................. 19
11. MICROPROCESSOR AND IC DATA ................................................................................... 29
12. EXPLODED VIEW AND PARTS LIST ................................................................................. 41
13. ELECTRICAL PARTS LIST ................................................................................................. 44
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
CD RECEIVER CR401
CD RECEIVER CR401
BASS
BASS
TREBLE
TREBLE
PUSH TO ENTER
PUSH TO ENTER
STANDBY
STANDBY
POWER ON / STANDBY
POWER ON / STANDBY

TABLE OF CONTENTS

CR401
CD Receiver
INPUT
INPUT
MENU
MENU
DIRECT
DIRECT
VOLUME
VOLUME
PHONES
PHONES
Part no. 90M49BW855010
CR401 /
N1S
PAGE
First Issue 2005.12
MZ

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Summary of Contents for Marantz CR401

  • Page 1 Service CR401 / Manual CD Receiver CD RECEIVER CR401 CD RECEIVER CR401 INPUT INPUT MENU MENU DIRECT DIRECT BASS BASS TREBLE TREBLE PUSH TO ENTER PUSH TO ENTER VOLUME VOLUME STANDBY STANDBY POWER ON / STANDBY POWER ON / STANDBY...
  • 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 specifi ed.
  • Page 3: Technical Spec I Fi Ca Tions

    Dimensions (W x H x D) Stereo Separation ......40 dB (1 kHz) ......210 W x 146 H x 336 D mm Weight ............5.7 kg * Specifications subject to change without prior notice. CD RECEIVER CR401 CD RECEIVER CR401 CD RECEIVER CR401 INPUT MENU DIRECT...
  • Page 4: About Discs

    7 Do Not Touch Hot Spots During 7 ABOUT DISCS and Immediately After Use Playable discs During and immediately after use, the CR401 is hot in areas other than the controls and rear panel connection jacks. Do not touch hot spots and Audio CD (CD-DA) especially the top panel.
  • Page 5 Note that if the file and folder structure is very complicated, the CR401 may not be able to read or play all of the MP3 files on the disc. If the disc, folder or file names contain many characters, the CR401 may not support 500 MP3 files.
  • Page 6 2. SERVICE HINTS AND TOOLS SERVICE HINTS SERVICE TOOLS Audio signals disc 4822 397 30184 Disc without errors (SBC444)+ Disc with DO errors, black spots and fingerprints (SBC444A) 4822 397 30245 Disc (65 min 1kHz) without no pause 4822 397 30155 Max.
  • Page 7: Warning And Laser Safety In Struc Tions

    3. WARNING AND LASER SAFETY INSTRUCTIONS WARNING WAARSCHUWING All ICs and many other semi-conductors are Alle IC’s en vele andere halfgeleiders zijn susceptible to electrostatic discharges (ESD). gevoelig voor elektrostatische ontladingen Careless handling during repair can reduce (ESD). life drastically. Onzorgvuldig behandelen tijdens reparatie When repairing, make sure that you are kan de levensduur drastisch doen...
  • Page 8: Taking The Disc Out Of Emergency

    4. TAKING THE DISC OUT OF EMERGENCY 1. Remove 9 screws on the top cover and remove the top cover. 2. Remove 2 screws (LEFT x 1 / RIGHT x 1) on the front panel. 3. Remove 3 screws from bottom of the front panel. 4.
  • Page 9: Cd Update Firmware

    5. CD ソフトウエアのアップデート方法 5. CD UPDATE FIRMWARE Attention : Do not turn off the unit until disk tray opens 注意)書き換え中は、ディスクトレイが自動的にオープンする automatically during the updating. まで絶対に本機の電源を切らないで下さい。 When the turn off the unit halfway, the unit can't 途中で電源を切ると通常の動作も出来なくなります。 be operated any more. 電源は...
  • Page 10: Factory / Service Mode

    6. FACTORY / SERVICE モード 6. FACTORY / SERVICE MODE A. FACTORY MODE A. FACTORY モード To reset all settings to default status, follow the procedure 1. MENU ボタンと POWER ON/STANDBY ボタンを押しな below. がら電源コードを接続します。 約3秒以上ボタンを押しま 1. Connect mains cord to the unit while pressing MENU and す。...
  • Page 11: Wiring Diagram

    7. WIRING DIAGRAM Mecha Loader and Mecha Traverse CD MECHANISM (PICK-UP / LOADER) FRONT PWB CD PWB VOLUME(MOTOR) PWB MAIN PWB STANDBY POWER AMP PWB TUNER(PACK) MODULE MODULE SPEAKER PWB CR601 /N only...
  • Page 12: Block Diagram

    8. BLOCK DIAGRAM MUTE CONT. (H/P DET.) TUNER MODULE DISPLAY DAB MODULE CR601 /N only...
  • Page 13: Schematic Diagram

    9. SCHEMATIC DIAGRAM CD PWB CD MECHANISM (PICK-UP) CD MECHANISM CD MECHANISM (LOADER) MAIN PWB...
  • Page 14 TO VOLUME(MOTOR) PWB TO FRONT PWB MAIN PWB SPEAKER VOLUME(MOTOR) PWB TO TUNER (PACK) MODULE FROM MAIN PWB MODULE CR601 /N only STANDBY PWB MODULE CR601 DAB BLOCK /N only POWER FROM CD PWB DAB BLOCK TO POWER AMP PWB TO FRONT PWB TO POWER AMP PWB...
  • Page 15 FRONT PWB POWER AMP PWB SPEAKER PWB FROM MAIN PWB FRONT PWB FROM MAIN PWB FROM STANDBY MAINS TRANSF. FROM MAIN PWB FROM FROM STANDBY SPEAKER PWB DAB +3.3V FROM MAIN PWB FROM MAIN PWB...
  • Page 16: Parts Location

    10. PARTS LOCATION CD PWB B CD PWB A Q211 Q212 IC206 IC205 IC202 Q201 IC209 Q213 Q214 Q204 IC201 Q207 - Q205 Q208 IC207 IC208 Q202 Q203 IC211 IC210 Q208 Q209 IC203 鉛フリー半田 鉛フリー半田 半田付けには、鉛フリー半田 (Sn-Ag-Cu) を使用してください。 Lead-free Solder When soldering, use the Lead-free Solder (Sn-Ag-Cu).
  • Page 17 MAIN PWB A IC101 IC111 MAIN PWB B Q105 Q103 Q104 IC105 IC112 IC108 IC107 Q106 Q109 Q108 IC109 IC102 IC106 IC113 Q107 IC110 鉛フリー半田 鉛フリー半田 半田付けには、鉛フリー半田 (Sn-Ag-Cu) を使用してください。 Lead-free Solder When soldering, use the Lead-free Solder (Sn-Ag-Cu).
  • Page 18 FRONT PWB A FRONT PWB B IC701 Q704 Q701 IC700 鉛フリー半田 鉛フリー半田 半田付けには、鉛フリー半田 (Sn-Ag-Cu) を使用してください。 Lead-free Solder When soldering, use the Lead-free Solder (Sn-Ag-Cu).
  • Page 19 POWER AMP PWB A Q503 Q501 Q502 IC509 Q504 Q505 IC508 IC502 IC501 IC505 POWER AMP PWB B IC503 IC504 IC506 Q506 IC507 鉛フリー半田 鉛フリー半田 半田付けには、鉛フリー半田 (Sn-Ag-Cu) を使用してください。 Lead-free Solder When soldering, use the Lead-free Solder (Sn-Ag-Cu).
  • Page 20 VOLUME PWB A VOLUME PWB B IC401 STANDBY PWB A Q601 STANDBY PWB B GUIDE PWB A GUIDE PWB B SPEAKER PWB A Q301 Q302 SPEAKER PWB B 鉛フリー半田 鉛フリー半田 半田付けには、鉛フリー半田 (Sn-Ag-Cu) を使用してください。 Lead-free Solder When soldering, use the Lead-free Solder (Sn-Ag-Cu).
  • Page 21: Microprocessor And Ic Data

    11. MICROPROCESSOR AND IC DATA IC102 : µPD78F0536 PD78F0537/0536/0535/0534 only Name Description Pown Down pown down check Input Main_Mute Control Main Mute Output SP_Realy Control Speaker Relay Output Power_Relay Control Power Relay Output Optical_Mute Selection Optical between CD and DAB Output RESET FLMD0...
  • Page 22 IC102 : µPD78F0536 Name Description DAB_SCL Communication Clock with DAB module Output DAB_Data Communication Data with DAB module Input/Output DAB_Power Power Control with DAB module Output DAB_On Control DAB module Output RDS_CLK Input RDS CLK Input RDS_Data Input RDS Data Input Tened Tuner Tuned Check...
  • Page 23 IC105 : SP8K5TB Switching (30V, 3.5A) (8) (7) (6) (5) ∗2 ∗2 (1) (2) (3) (4) (1) Tr1 Source (2) Tr1 Gate ∗1 ∗1 (3) Tr2 Source (4) Tr2 Gate (5) Tr2 Drain (6) Tr2 Drain ∗1 ESD PROTECTION DIODE (7) Tr1 Drain ∗2 BODY DIODE (8) Tr1 Drain...
  • Page 24 IC201 : CXA2581N RFAC EQ_ON/OFF RW/ROM DC_OFST RFDCI RFDCO RW/ROM VOFST RW/ROM TE_BAL RW/ROM VOFST RW/ROM VOFST RW/ROM RW/ROM APC-OFF (Hi-Z) RW/ROM VOFST (H/L)
  • Page 25 IC201 : CXA2581N Symbol Description APC amplifier output. APC amplifier input. EQ_IN RFAC system VCA block and EQ block input. AC_SUM RFAC system RF SUM output. GND. A signal input. B signal input. C signal input. D signal input. E signal input. F signal input.
  • Page 26 IC203 : CXD3068Q Pin Description Symbol Description 1 DVDD0 — Digital power supply. 2 XRST System reset. Reset when low. 3 MUTE Mute input (low: off, high: on) 4 DATA Serial data input from CPU. 5 XLAT Latch input from CPU. Serial data is latched at the falling edge. 6 CLOK Serial data transfer clock input from CPU.
  • Page 27 IC203 : CXD3068Q 53 FILO Analog Master PLL filter output (slave = digital PLL). 54 FILI Master PLL filter input. 55 PCO 1, Z, 0 Master PLL charge pump output. 56 AVDD1 — — Analog power supply. 57 BIAS Asymmetry circuit constant current input. 58 VCTL Wide-band EFM PLL VCO2 control voltage input.
  • Page 28 IC203 : CXD3068Q 71 72 69 59 60 58 11 13 68 10 17 14 65 66 67 3 TES1 TEST FSTO Error Clock XRST Corrector Generator demodurator Interface RFAC ASYI Asymmetry ASYO Corrector ASYE Digital BIAS DOUT XPCK Sub Code FILO Processor Digital...
  • Page 29 IC203 : CXD3068Q 50 49 48 47 46 45 44 43 42 41 60 59 58 57 ASYE TES1 DOUT TEST LRCK PCMD FRDR FFDR EMPH TRDR XTSL TFDR SRDR XTAI SFDR XTAO SOUT FSTO SOCK SSTP XOLT SQSO LOCK SQCK PWMI SCSY...
  • Page 30 IC207 : TMD2201A...
  • Page 31 IC207 : TMD2201A IC207 : TMD2201A IC209 : WM8761 NAME TYPE DESCRIPTION LRCIN Digital input Sample rate clock input Digital input Serial audio data input BCKIN Digital input Bit clock input No connect No internal connection Analogue output Analogue internal reference VOUTR Analogue output Right channel DAC output Supply...
  • Page 32: Exploded View And Parts List

    12. EXPLODED VIEW AND PARTS LIST A X3 A X3 SPEAKER PWB A X3 A X3 E X2 GUIDE PWB G X4 D X13 CD PWB POWER AMP PWB A X3 A X4 SCREW +2S 3*8 B-TYPE Ni/BH SCREW +2S 4*10 ZNY/BH SCREW Mecha Loader and +2S 3*6 B-TYPE BK/BH...
  • Page 33 00M49BW801010 PACKING CASE PACKING CASE CR401 6017210100110S 00M01CW809010 CUSHION CUSHION CR601 6230211414000S 00M01CW257210 LID SECC0.7TMZ405S.SPRAY 3007210366130S 90M-ZA000180R ANTENNA 1500MM-1P/FM FIA-301 E605000030040S 90M-ZA000170R ANTENNA ANTENNA AM LOOP STAND-STRIP E601016000000F NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 34: Electrical Parts List

    13. ELECTRICAL PARTS LIST NOTE ON SAFETY FOR FUSIBLE RESISTOR : PARTS INFORMATION RESISTORS The suppliers and their type numbers of fusible resistors 1) 00MGD05 × × × 140, Carbon film fixed resistor, ±5% 1/4W are as follows; 2) 00MGD05 × × × 160, Carbon film fixed resistor, ±5% 1/6W 1.
  • Page 35 D040220087100F C262 00MDD95101300 CER. CAP. COG100PF-J/50V-1608 D010101167160S C263 00MDD95101300 CER. CAP. COG100PF-J/50V-1608 D010101167160S C264 00MDD95101300 CER. CAP. COG100PF-J/50V-1608 D010101167160S C265 00MDK96102300 CER. CAP. X7R1000PF-K/50V-1608 D011102777160S NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 36 Q212 90M-HT300870R 90M-HT300870R TRS. KTC2875B(MB) 0.15W SOT23(RTK) J5222875B0010S Q213 90M-BA001540R 90M-BA001540R TRS. KRA101S R1,R2=4.7K 0.2W/SOT-23 J520010100010S Q214 90M-BA001160R 90M-BA001160R TRS. TR CHIP KRC107S SOT23 J5020107S0050S NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 37 C20001016M160F R267 00MNN05102610 CHIP RES. 1K-J,1/16W-1608 C20001026M160F R268 00MNN05101610 CHIP RES. 100-J,1/16W-1608 C20001016M160F R269 00MNN05103610 CHIP RES. 10K-J,1/16W-1608 C20001036M160F R270 00MNN05103610 CHIP RES. 10K-J,1/16W-1608 C20001036M160F NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 38 C20001026M160F R337 00MNN05561610 CHIP RES. 560-J,1/16W-1608 C20005616M160F R338 00MNN05561610 CHIP RES. 560-J,1/16W-1608 C20005616M160F R339 00MNN05561610 CHIP RES. 560-J,1/16W-1608 C20005616M160F R340 00MNN05561610 CHIP RES. 560-J,1/16W-1608 C20005616M160F NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 39 90M-EJ000060R ELECT CAP. 0.33UF-M/50V,3*5-5RE SY D040R33087110F FRONT C732 90M-EJ000080R ELECT CAP. 10UF-M/35V,5*5-5RE.SY D040100085070F FRONT C733 90M-EJ000080R ELECT CAP. 10UF-M/35V,5*5-5RE.SY D040100085070F FRONT C734 90M-EJ000080R ELECT CAP. 10UF-M/35V,5*5-5RE.SY D040100085070F NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 40 FRONT LED101 90M-HI101150R 90M-HI101150R L.E.D. SPR-39MVW GREEN/RED 3.1PI K500035200010S FRONT Q701 90M-BA001580R 90M-BA001580R TRS. KRC114M T/P J502011400050 FRONT Q704 90M-BA001580R 90M-BA001580R TRS. KRC114M T/P J502011400050 NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 41 90M-SP001140R 90M-SP001140R SW SKHV10920A,5MM/260G G180000270010S FRONT SW706 90M-SP001140R 90M-SP001140R SW SKHV10920A,5MM/260G G180000270010S FRONT SW707 90M-SP001140R 90M-SP001140R SW SKHV10920A,5MM/260G G180000270010S FRONT VR701 90M-RB000080R 90M-RB000080R VAR. RES. RK14K1270301-10KB*2 C454121300040S NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 42 00D9630219709 DIODE 1N4148W SOD-323 K005041480020S MAIN D102 00D9630219709 DIODE 1N4148W SOD-323 K005041480020S MAIN D103 00D9630219709 DIODE 1N4148W SOD-323 K005041480020S MAIN D104 00D9630219709 DIODE 1N4148W SOD-323 K005041480020S NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 43 L045084006040S MAIN J159 CORD JUMPER (0.6/52MM) L045084006040S MAIN J160 CORD JUMPER (0.6/52MM) L045084006040S MAIN J161 CORD JUMPER (0.6/52MM) L045084006040S MAIN J162 CORD JUMPER (0.6/52MM) L045084006040S NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 44 L045084006040S MAIN J227 CORD JUMPER (0.6/52MM) L045084006040S MAIN J228 CORD JUMPER (0.6/52MM) L045084006040S MAIN J229 CHIP RES. 0-J,1/8W-3216 C200000061300F MAIN J230 CHIP RES. 0-J,1/8W-3216 C200000061300F NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 45 C20000006M160F MAIN J302 CORD JUMPER (0.6/52MM) L045084006040S MAIN J303 CORD JUMPER (0.6/52MM) L045084006040S MAIN J304 CORD JUMPER (0.6/52MM) L045084006040S MAIN J305 CORD JUMPER (0.6/52MM) L045084006040S NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 46 00MNN05221610 CHIP RES. 220-J,1/16W-1608 C20002216M160F MAIN R137 00MNN05222610 CHIP RES. 2.2K-J,1/16W-1608 C20002226M160F MAIN R138 00MNN05104610 CHIP RES. 100K-J,1/16W-1608 C20001046M160F MAIN R139 00MNN05224610 CHIP RES. 220K-J,1/16W-1608 C20002246M160F NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 47 00MNN05104610 CHIP RES. 100K-J,1/16W-1608 C20001046M160F MAIN R559 00MNN05104610 CHIP RES. 100K-J,1/16W-1608 C20001046M160F MAIN R560 00MNN05221610 CHIP RES. 220-J,1/16W-1608 C20002216M160F MAIN R561 00MNN05221610 CHIP RES. 220-J,1/16W-1608 C20002216M160F NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 48 00MDD95101300 CER. CAP. COG100PF-J/50V-1608 D010101167160S POWER C548 00MOA10603520 ELECT CAP. 10UF-M/35V,5*11-5RE SY D040100085050F POWER C549 00MOA22703520 ELECT CAP. 220UF-M/35V,8*11.5-5RE,SHL D040221085060F POWER C550 00MOA22701020 ELECT CAP. 220UF-M/10V,6.3*11-5RE.SMS-SY D040221082050F NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 49 L045084006040S POWER J523 CORD JUMPER (0.6/52MM) L045084006040S POWER J524 CORD JUMPER (0.6/52MM) L045084006040S POWER J525 CORD JUMPER (0.6/52MM) L045084006040S POWER J527 CORD JUMPER (0.6/52MM) L045084006040S NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 50 00MNN05472610 CHIP RES. 4.7K-J,1/16W-1608 C20004726M160F POWER R543 RES. 10K-J,1/5W-52RE-AX C00001036P520F POWER R545 00MNN05103610 CHIP RES. 10K-J,1/16W-1608 C20001036M160F POWER ZD503 00MHD30511000 00MHD30511000 ZENER DIODE MTZJ5.1B-0.5W/5MA-52MM K06005R144520S NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 51 L045084006040S STBY PT602 90M-TS002640R 90M-TS002640R TRANSF. STAND-BY 230V/50HZ 28*15 8200280250010S STBY Q601 00MHT30001000 00MHT30001000 TRS. KTC3198Y,0.6W/TO92 J5023198Y0000S STBY R601 90M-GA000220R 90M-GA000220R RES. ! 22-J,1W-5REEL C060022065050S NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
  • Page 52 RES. 2.2-J 1/2W R.REEL PNFR25H C1012R2064060S VOL. R404 RES. 10K-J,1/5W-52RE-AX C00001036P520F VOL. R405 RES. 10K-J,1/5W-52RE-AX C00001036P520F VOL. VR903 90M-RB000090R 90M-RB000090R VAR. RES. RK16812MG005 18S-100KB*2 C495121400350F NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.

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Cr401/n1s

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