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Denon DN-C635 Service Manual
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Denon DN-C635 Service Manual

Stereo cd/mp3 player
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Some illustrations using in this service manual are
●
slightly different from the actual set.
SERVICE MANUAL
MODEL
STEREO CD/MP3 PLAYER
16-11, YUSHIMA 3-CHOME, BUNKYOU-KU, TOKYO 113-0034 JAPAN
Telephone: 03 (3837) 5321
For U.S.A., Canada, Europe &
Korea model
DN-C635
注 意
サービスをおこなう前に、このサービスマニュアルを
必ずお読みください。本機は、火災、感電、けがなど
に対する安全性を確保するために、さまざまな配慮を
おこなっており、また法的には「電気用品安全法」に
もとづき、所定の許可を得て製造されております。
従ってサービスをおこなう際は、これらの安全性が維
持されるよう、このサービスマニュアルに記載されて
いる注意事項を必ずお守りください。
 本機の仕様は性能改良のため、予告なく変更すること
●
 があります。
 
 補修用性能部品の保有期間は、製造打切後8年です。
●
 本文中に使用しているイラストは、説明の都合上現物
●
 と多少異なる場合があります。
 
Ver. 2
X0169V.02 DE/CDM 0302

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Summary of Contents for Denon DN-C635

  • Page 1 For U.S.A., Canada, Europe & Korea model Ver. 2 SERVICE MANUAL DN-C635 MODEL STEREO CD/MP3 PLAYER 注 意 サービスをおこなう前に、このサービスマニュアルを 必ずお読みください。本機は、火災、感電、けがなど に対する安全性を確保するために、さまざまな配慮を おこなっており、また法的には「電気用品安全法」に もとづき、所定の許可を得て製造されております。 従ってサービスをおこなう際は、これらの安全性が維 持されるよう、このサービスマニュアルに記載されて いる注意事項を必ずお守りください。  本機の仕様は性能改良のため、予告なく変更すること ●  があります。    補修用性能部品の保有期間は、製造打切後8年です。 ● Some illustrations using in this service manual are  本文中に使用しているイラストは、説明の都合上現物...

  • Page 2: Safety Precautions

    DN-C635 SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician. LEAKAGE CURRENT CHECK Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check.
  • Page 3 DN-C635 DISASSEMBLY (To reassemble, reverse disassembly) 1. TOP COVER (1) Remove 4 screws on both sides, 1 screw on the rear side, and 1 screw on the top side. (2) Detach the Top Cover as shown in the arrow direction.
  • Page 4 DN-C635 3. MECHANISM UNIT (1) Remove the Loder Panel. (2) Remove 4 screws fixing the Mechanism Unit and detach the Mechanism Unit. Mechanism Unit Loader Panel...

  • Page 5: Block Diagram

    DN-C635 BLOCK DIAGRAM 16M DRAM MUTE P. TRANS DIGITAL CD MECH. ±5V DRIVER ST/MONO MOTOR MUTE SELECT ACTUATOR PCM1716E AN8785SB CD OUT ±12V MN662791 HEAD AMP CLOCK CLOCK FIX/VARI XLR OUT AN22002A GEN. SELECT ±5V MUTE 3.3V H/P OUT TC74HCT7007 SYSTEM µCOM...
  • Page 6 DN-C635 LEVEL DIAGRAM IC215 1 (7) IC601 (602) IC106 1 (7) +30dB +20dB +10dB +2.9dB -10dB 0dB=1Vrms...

  • Page 7: Wiring Diagram

    DN-C635 WIRING DIAGRAM GU-3511-1 GU-3511-3 DISPLAY UNIT CY231 H/P UNIT CY052 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 1 2 3 4 5 6 7 8 9...
  • Page 8 DN-C635 SERVICE PROGRAM Required Measuring Implement Reference disc (TCD784 or CO-74176) 1. What is Service Program Service program is a special program intended for confirming servo functions etc. 2. µcom Version Check Refer to "Preset Functions and Operations" of the instruction manual.
  • Page 9 DN-C635 6. Test Mode (Heat Run mode) Switch on the power while pushing the FOLDER button and TIME button at the same time. "000TroHR0000" is displayed. And the tray is opened. (1)Hold the disc by the edges and place it on the disc tray.
  • Page 10 DN-C635 µCOM VERSION UPGRADE System µcom can be upgraded in the following manner. Version Upgrade Method 1.Record the version upgrade software on a CD-R or CD-RW disc, only as one file with the format ISO9660 Mode-1. The file name of the supplied version upgrade software should be used as is and this disc needs to finalize.
  • Page 11 (1) Connect VTVM to the output connector of DN-C635. Use 1:1 600 ohm Audio Transformer between the unit and VTVMs in order for matching the unbalanced input of VTVM and the active bakanced output of DN-C635 as shown in figure. Audio Transformer...
  • Page 12 DN-C635 SEMICONDUCTORS IC’s MN102H60KDA (IC103) MN102H60KDA Terminal Function Pin Name Symbol Function P60, WAIT, SBT2 PCDMUTE Mute for CD P61, _RE Hi-Z Read signal P62, _WEL Hi-Z Write signal P63, _WE, _WEH EXTIN- Hi-Z EXT.IN signal _CS0,TM13OA FLASHROMCS- Hi-Z Chip select signal (MASK ROM operation : Input port)
  • Page 13 DN-C635 Pin Name Symbol Function P27,A07 Unfix Address bus P30,A08,_KI0 Unfix Address bus P31,A09,_KI1 Unfix Address bus P32,A10,_KI2 Unfix Address bus P33,A11,_KI3 Unfix Address bus AVDD AVDD Analog power supply terminal P34,A12,_KI4 Unfix Address bus P35,A13,_KI5 Unfix Address bus P36,A14,_KI6...
  • Page 14 DN-C635 Pin Name Symbol Function P75,SBO1 Hi-Z DSP interface latch TEST1 TEST1 Pull up 33 - 50K TEST2 TEST2 Pull up 33 - 50K _NMI Hi-Z Not used. PA0,_IRQ0 BLKCK Hi-Z Sub code clock interruption PA1,_IRQ1 DQSY Hi-Z CD-TEXT DQSY Interruption...
  • Page 15 DN-C635 MN6627911AC (IC210) MN6627911AC Terminal Function Pin No. Pin Name Function DRVDD Power supply for DRAM interface (Pin No.2 - 18, 80) Data I/O signal 0 for DRAM Data I/O signal 1 for DRAM Write enable signal for DRAM RAS control signal for DRAM...
  • Page 16 DN-C635 Pin No. Pin Name Function Drop out signal H : DROP OUT LDON Laser ON signal H : ON RF signal IREF Standard current input terminal ADPVCC Voltage for power supply monitor DSLF Loop filter for DSL RFSW Loop filter for DSL...
  • Page 17 DN-C635 AN8785SB (IC202) L: All mute [ Others ] Hiz: ch2,4 ON [ Loading ] [ Traverse ] [ Spindle ] [ Focus ] [ Tracking ] H: Active Standby PVcc2 PVcc3 PVcc1 Protection Circuit Standby Band-gap Vcc/Vref Reser Circuit 1.25V...
  • Page 18 DN-C635 PCM 1716E (IC211) NAME DESCRIPTION LRCIN Left and Right Clock Input. This clock is equal to the sampling rate - f LRCIN ML/IIS Serial Audio Data Input BCKIN Bit Clock Input for Serial Audio Data. MC/DM1 CLKO Buffered Output of Oscillator. Equivalent to...
  • Page 19 DN-C635 M66005FP (IC504) D I G D I G D I G D I G D I G D I G D i s p l a y C o d e R e g i s t e r...
  • Page 20 DN-C635 TC9246F (IC217) BU2090F (IC104) AN80L18RMS (IC208) 16 V Control Circuit DATA 15 Q11 12-Bit Shift Register CLOCK 14 Q10 Latch Lock Ditection Microcomputer Interface 13 Q9 Circuit Output Buffer (Open Drain) 12 Q8 Programmable Counter 11 Q7 Phase 10 Q6...
  • Page 21 DN-C635 FL DISPLAY BJ899GN (FL501) 2-1 3-1 4-1 5-1 [1G~11G] [13G] Pin connection Pin No. Connection Pin No. Connection Anode connection NOTE 1) F1,F2 : Filament 2) NP : No pin 1G~10G 3) NC : No connection 4) DL : Datum Line...
  • Page 22 DN-C635 PRINTED WIRING BOARD GU-3510 MAIN P.W.B. UNIT COMPONENT SIDE...
  • Page 23 DN-C635 Parts List FOIL SIDE...
  • Page 24 DN-C635 GU-3511 DISPLAY P.W.B. UNIT Parts List COMPONENT SIDE...
  • Page 25 DN-C635 Parts List FOIL SIDE...

  • Page 26: Note For Parts List

    DN-C635 NOTE FOR PARTS LIST Part indicated with the mark " " are not always in stock and possibly to take a long period of time for supplying, or in some case supplying of part may be refused. When ordering of part, clearly indicate "1" and "I" (i) to avoid mis- supplying.
  • Page 27 DN-C635 PARTS LIST OF P.W.B. UNIT Note: The symbols in the column "Remarks" indicate the following destinations. E3: U.S.A./Canada model, E2K: Korea model E2: Europe model GU-3510 MAIN P.W.B. UNIT ASS'Y Ref.No. Part No. Part Name Remarks Q'ty SEMICONDUCTORS GROUP...
  • Page 28 DN-C635 Ref.No. Part No. Part Name Remarks Q'ty D901,902 276 0717 903 1SS355 TE-17 D903,904 276 0550 908 1SR139-200T-62 D906 276 0550 908 1SR139-200T-62 D908 276 0550 908 1SR139-200T-62 D910 276 0550 908 1SR139-200T-62 D912 276 0550 908 1SR139-200T-62 D913...
  • Page 29 DN-C635 Ref.No. Part No. Part Name Remarks Q'ty R188,189 247 2003 989 RM73B--330JT R190 247 2009 983 RM73B--103JT R191 247 2005 961 RM73B--181JT R201 247 2009 925 RM73B--562JT R202 247 2009 983 RM73B--103JT R203 247 2001 981 RM73B--4R7KT R204,205 247 2004 991...
  • Page 30 DN-C635 Ref.No. Part No. Part Name Remarks Q'ty R270 247 2018 903 RM73B--0R0KT R271-273 247 2005 903 RM73B--101JT R274 247 2014 965 RM73B--105JT R275,276 247 2011 942 RM73B--473JT R277-281 247 2009 983 RM73B--103JT R283,284 247 2009 983 RM73B--103JT R285 247 2009 925...
  • Page 31 DN-C635 Ref.No. Part No. Part Name Remarks Q'ty C115 254 4533 921 CE04W0J101MT SMG/RE3 C116-119 257 0512 903 CK73F1E104ZT C120,121 254 4536 915 CE04W1A470MT SMG/RE3 C122,123 257 0506 951 CC73CH1H101JT C124,125 254 4533 921 CE04W0J101MT SMG/RE3 C126,127 254 4538 900...
  • Page 32 DN-C635 Ref.No. Part No. Part Name Remarks Q'ty C247 257 0516 909 CK73B1E223KT C248 254 4538 900 CE04W1C100MT SMG/RE3 C249-252 257 0512 903 CK73F1E104ZT C253 257 0509 929 CK73B1H102KT C254-256 257 0512 903 CK73F1E104ZT C257 257 0509 929 CK73B1H102KT C258...
  • Page 33 DN-C635 Ref.No. Part No. Part Name Remarks Q'ty C321 257 0512 903 CK73F1E104ZT C325-327 257 0512 903 CK73F1E104ZT C328,329 257 0503 983 CC73CH1H180JT C330 257 0509 929 CK73B1H102KT C331,332 257 0512 903 CK73F1E104ZT C333 254 4533 921 CE04W0J101MT SMG/RE3 C901...
  • Page 34 DN-C635 GU-3511/3511A DISPLAY P.W.B. UNIT ASS'Y Ref.No. Part No. Part Name Remarks Q'ty SEMICONDUCTORS GROUP IC501 499 0305 002 GP1UE261XK IC504 262 2951 904 M66005FP IC601,602 263 0615 902 BA15218F-DXE2 TR601-604 273 0460 905 KTC2875B-RTK TR701,702 273 0460 905 KTC2875B-RTK...
  • Page 35 DN-C635 Ref.No. Part No. Part Name Remarks Q'ty R539 247 2005 932 RM73B--131JT R601,602 247 2012 925 RM73B--104JT R603,604 247 2004 946 RM73B--560JT R605,606 247 2011 997 RM73B--753JT R607-609 247 2009 983 RM73B--103JT R610 247 2012 925 RM73B--104JT R611 247 2009 983...
  • Page 36 DN-C635 Ref.No. Part No. Part Name Remarks Q'ty C804 257 0512 903 CK73F1E104ZT C805-807 257 0511 904 CK73F1H103ZT C983 253 8022 707 CK45F2EAC103MC OTHER PARTS GROUP CW041 203 6181 098 4P KR-DS CON CORD CW052 203 8224 047 5P PH-SAN CON.CORD...
  • Page 37 DN-C635 EXPLODED VIEW WARNING: Parts marked with this symbol have critical Parts List characteristics. Use ONLY replacement parts recommended by the manufacturer.
  • Page 38 DN-C635 PARTS LIST OF EXPLODED VIEW Note: The symbols in the column "Remarks" indicate the following destinations. E3: U.S.A./Canada model, E2K: Korea model E2: Europe model Ref.No. Part No. Part Name Remarks Q'ty GU-3510 MAIN P.W.B. UNIT ASS'Y GU-3511 DISPLAY P.W.B. UNIT ASS'Y...
  • Page 39 DN-C635 Ref.No. Part No. Part Name Remarks Q'ty 112 0727 000 VOL KNOB (C) 113 1523 002 SLIDE KNOB 445 8004 007 WIRE CLAMPER 102 0425 295 TOP COVER 513 3809 063 RATING SHEET E3 for E3 GEN 6131 -3...
  • Page 40 DN-T635 EXPLODED VIEW OF CD MECHANISM UNIT (CD11FTA3N) PARTS LIST OF CD MECHANISM UNIT Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name Remarks Q'ty 1 964 0009 006 Frame chassis 11 964 0010 008 Mecha lifter 2 964 0009 103 Magnet plate 12 964 0010 105 Loading table 3 964 0009 200 Rubber cushion...
  • Page 41 DN-C635 PACKING VIEW 203 ~ 207 PARTS LIST OF PACKING & ACCESSORIES Note: The symbols in the column "Remarks" indicate the following destinations. E3: U.S.A./Canada model, E2K: Korea model E2: Europe model Ref.No. Part No. Part Name Remarks Q'ty 505 8092 007...
  • Page 42 DN-C635 NOTE FOR SCHEMATIC DIAGRAM WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the Ω k kΩ M MΩ manufacturer. µF p CAUTION: Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check.
  • Page 43 DN-C635 SCHEMATIC DIAGRAMS (1/3) SIGNAL LINE SCHEMATIC DIAGRAMS (1/3) GU-3510 MAIN UNIT(1/2)
  • Page 44 DN-C635 SCHEMATIC DIAGRAMS (2/3) SCHEMATIC DIAGRAMS (2/3) GU-3510 MAIN UNIT(2/2)
  • Page 45 DN-C635 SCHEMATIC DIAGRAMS (3/3) SIGNAL LINE SCHEMATIC DIAGRAMS (3/3) GU-3511-1 DISPLAY UNIT GU-3511-2 SLIDE VR. UNIT GU-3511-3 H/P UNIT GU-3511-4 P. SW UNIT GU-3511-5 XLR UNIT GU-3511-6 TRANS UNIT...