For U.S.A., Canada, Europe & Korea model SERVICE MANUAL MODEL Ver. 2 DN-C635 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 slightly different from the actual set.
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. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power cord is less than 460 kohms, the unit is defective.
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. Top cover 2. FRONT PANEL (1) Remove 2 upper screws, 3 lower screws and 2 screws on the both side. (2) Detach the Front Panel in the arrow direction.
DN-C635 3. MECHANISM UNIT (1) Remove the Loder Panel. (2) Remove 4 screws fixing the Mechanism Unit and detach the Mechanism Unit.
DN-C635 5 BLOCK DIAGRAM 16M DRAM MUTE P. TRANS DIGITAL OUT CD MECH. MOTOR ACTUATOR ±5V DAC DRIVER DSP AN8785SB ST/MONO SELECT PCM1716E MUTE CD OUT ±12V MN662791 HEAD AMP CLOCK FIX/VARI SELECT P.U AN22002A CLOCK GEN. XLR OUT ±5V MUTE 3.3V 5V I/F TC74HCT7007 H/P OUT SYSTEM µCOM 4M FLASH ROM BUFFER MN102H60KDA SERIAL/ PARALLEL CONVERSION TALLY OUT PARALLEL KEY RS232C /422 LED SERIAL ±12V EXT IN ±5V +5V ROTALY REMOTE ENCORDER +3.
DN-C635 LEVEL DIAGRAM IC215 1 (7) RCA IC601 (602) 7 1 IC106 1 (7) +30dB +20dB +10dB 0dB 0dB -10dB +2.
DN-C635 7 WIRING DIAGRAM GU-3511-3 H/P UNIT CY231 CY052 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 CX231 GND 10 10 CAS IN 11 CAS OUT 12 11 CDOUT R GND CDOUT L GU-3511-2 1 SLIDE VR. 2 UNIT 3 CW041 4 1 2 3 4 PITCH MUTE PITCHC H/P R GND GND +3.3V H/P L CX041 EXT I/O 13 12 13 XLR UNIT -12V +12V GU-3511-5 MUTE (RD) GND KEYIN1 KEYIN0 PTHL KEYIN2 PLYL PRGL CUEL PUSH- TRSLB- TRSLA- GND GND +3.3V +3.
DN-C635 SERVICE PROGRAM Required Measuring Implement z 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 z Refer to "Preset Functions and Operations" of the instruction manual. z You can check the µcom version. 3. Error Data Check z Switch on the power while pushing the button and REPEAT button at the same time.
DN-C635 6. Test Mode (Heat Run mode) z 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. (2)Starting with the OPEN/CLOSE button, it repeats open/close of the tray and playback. ***: Track No. ***TrxHRXXXX x : o, c, s, t, r, and p XXXX: Cycle quantity All tracks are played back if the track count is less than 20.
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. 2.Hold the disc by the edges and place it on the disc tray. 3.Press the OPEN/CLOSE button to start the version upgrade. "Version Up"→"Push Play!" "xxxx->XXXX" are displayed.
DN-C635 CONFIRMING THE AUDIO 1. Necessary Equipment for Adjustment Distortion--Factor Meter VTVM Low-Pass Filter (20kHz) AF Oscillator (20Hz ~ 20kHz, +18dBu) Reference Disc; DENON Audio Technical CD (38C39-7174) 2. Output Level Adjustment (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.
DN-C635 SEMICONDUCTORS IC’s MN102H60KDA (IC103) 51 75 50 76 100 26 25 1 MN102H60KDA Terminal Function Pin No. Pin Name Symbol PCDMUTE I/O Det Ext Res Ini O - Pd L L Function 1 P60, WAIT, SBT2 Mute for CD 2 P61, _RE RD- O - Pu Hi-Z - Read signal 3 P62, _WEL WR- O - Pu Hi-Z - Write signal 4 P63, _WE, _WEH EXTIN- I - - Hi-Z - EXT.
DN-C635 Pin No.
DN-C635 Pin No. Pin Name Symbol I/O Det Ext Res Ini 14 Function 72 P75,SBO1 MLD O - - Hi-Z H DSP interface latch 73 TEST1 TEST1 I - Pu - - Pull up 33 - 50K 74 TEST2 TEST2 I - Pu - - Pull up 33 - 50K 75 _NMI -- I Lv Pu Hi-Z - Not used.
DN-C635 MN6627911AC (IC210) 41 60 40 61 80 21 20 1 MN6627911AC Terminal Function Pin No. Pin Name I/O I Function 1 DRVDD 2 D0 I/O Power supply for DRAM interface (Pin No.
DN-C635 Pin No.
DN-C635 AN8785SB (IC202) L: All mute Hiz: ch2,4 ON H: Active 1 [ Others ] [ Loading ] Standby PVcc2 28 D2+ D2- [ Traverse ] [ Spindle ] D4- D3- M 16 7 10 12 D4+ M 11 [ Tracking ] [ Focus ] D3+ PVcc3 D1- D1+ D5- D5+ PVcc1 13 28 26 25 M 17 18 14 1 19 24 22 Protection Circuit 8 21 14 15 Standby Band-gap Vcc/Vref Reser Circuit 4 IN-+ -+ -+ -+ -+ -+ -+ -+ -+ -+ 5 IN+ -+ 1.25V 3 OUT -+ -+ -+ -+ -+ -+ 6 Vref switch 7 0.1µ 9 IN2+ 23 20 15 21 8 ch.
DN-C635 PCM 1716E (IC211) LRCIN 1 28 ML/IIS DIN 2 27 MC/DM1 BCKIN 3 26 MD/DM0 CLKO 4 25 MUTE XTI 5 24 MODE XTO 6 23 CS/IWO DGND 7 22 RST VDD 8 21 ZERO 9 20 VCC2L AGND2R 10 19 AGND2L EXTR 11 18 EXTL VCC2R PIN NAME I/O 1 LRCIN IN Left and Right Clock Input. This clock is equal to the sampling rate - fS.(1) DESCRIPTION 2 DIN IN Serial Audio Data Input(1) 3 BCKIN IN Bit Clock Input for Serial Audio Data.(1) 4 CLKO OUT Buffered Output of Oscillator.
DN-C635 M66005FP (IC504) 1 1 0 2 0 9 3 0 8 4 0 7 5 0 6 6 0 5 7 0 4 8 D IG D IG D IG D IG R E S E C S C S D A T 0 3 9 0 2 1 0 0 1 1 1 0 0 1 2 S E S E S E S E S E S E S E S E S E T 1 3 S 1 4 K 1 5 A 1 6 P I 1 7 P O 1 8 V c c 1 1 9 X out 2 0 X in 2 1 V s s 2 2 G 35 2 3 G 34 2 4 G 33 2 5 G 32 2 6 G 31 2 7 G 30 2 8 G 29 2 9 G 28 3 0 G 27 3 1 V p 3 2 6 4 D 6 3 D 6 2 D 6 1 D 6 0 V 5 9 S 5 8 S 5 7 S 5 6 S 5 5 S 5 4 S 5 3 S 5 2 S 5 1 S 5 0 S 4 9 S 4 8 S 4 7 S 4 6 S 4 5 S 4 4 S 4 3 S 4 2 S
DN-C635 LOCK S2 S1 M2 M1 CKO Vss BU2090F (IC104) VDD TC9246F (IC217) Vss 1 16 15 14 13 12 11 10 9 DATA 2 Microcomputer Interface AN80L18RMS (IC208) Control Circuit 12-Bit Shift Register CLOCK 3 Lock Ditection Circuit Latch Q0 4 SW 5 16 VDD 15 Q11 GND 4 14 Q10 NC 3 13 Q9 Output Buffer (Open Drain) Q1 5 12 Q8 Programmable Counter VAR Q2 6 11 Q7 Phase Comparator Q3 7 10 Q6 Q4 8 9 Q5 Selector VDDA AMPI 5 6 7 8 XO 4 XI 3 VSSA 2 AMPO 1 PD VCO REF REF 1
DN-C635 FL DISPLAY BJ899GN (FL501) 11G 10G 9G 8G 7G 6G 5G 4G 3G 2G 1G S1 S3 S2 S2 S3 1-1 2-1 3-1 4-1 5-1 2a 3 b 3 c 1a 1 1 f 1g b 1 1 e c 1d Dp 13G 12G 1-2 1-3 1-4 1-5 1-6 1-7 [1G~11G] B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 [13G] Pin connection Pin No.
DN-C635 PRINTED WIRING BOARD GU-3510 MAIN P.W.B.
DN-C635 Parts List FOIL SIDE 23 23
DN-C635 GU-3511 DISPLAY P.W.B.
DN-C635 Parts List FOIL SIDE 25 25
DN-C635 NOTE FOR PARTS LIST l 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. l When ordering of part, clearly indicate "1" and "I" (i) to avoid missupplying. l Ordering part without stating its part number can not be supplied. l Part indicated with the mark " " is not illustrated in the exploded view. l Not including Carbon Film Resister ±5%, 1/4W Type in the P.W.Board parts list.
DN-C635 27 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.
DN-C635 Ref.No. Part No. Part Name 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 276 0338 007 S4VB20F ZD101-108 276 0692 905 RD24SB-T1 ZD201 276 0450 901 HZS2B-1TD ZD901 276 0643 983 MTZJ5.
DN-C635 Ref.No. Part No.
DN-C635 Ref.No. Part No.
DN-C635 Ref.No. Part No.
DN-C635 Ref.No. Part No.
DN-C635 Ref.No. Part No.
DN-C635 34 GU-3511/3511A DISPLAY P.W.B. UNIT ASS'Y Ref.No. Part No.
DN-C635 Ref.No. Part No.
DN-C635 Ref.No. ! Part No. Part Name C804 257 0512 903 CK73F1E104ZT C805-807 257 0511 904 CK73F1H103ZT C983 253 8022 707 CK45F2EAC103MC Remarks 36 Q'ty New OTHER PARTS GROUP CW041 203 6181 098 4P KR-DS CON CORD CW052 203 8224 047 5P PH-SAN CON.CORD 1 * CW081 204 2451 042 8P EH-SCN CON.CORD 1 * CW131 204 6253 026 13P KR-DA CON CORD 1 CX021 205 0581 001 2P VH CONNECTOR BASE 1 CX022 205 0768 002 2P VH CON.
DN-C635 EXPLODED VIEW 108 Parts List WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacturer.
DN-C635 38 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. Remarks Q'ty 1 GU-3510 MAIN P.W.B. UNIT ASS'Y 2 GU-3511 DISPLAY P.W.B. UNIT ASS'Y for E3 1 2 GU-3511A DISPLAY P.W.B. UNIT ASS'Y for E2, E2K 1 2-1 New 1 FLT UNIT 2-2 SLIDE VR.
DN-C635 Ref.No. Part No. Part Name Remarks 39 Q'ty 39 112 0727 000 VOL KNOB (C) 1 40 113 1523 002 SLIDE KNOB 1 1 41 445 8004 007 WIRE CLAMPER 42 102 0425 295 TOP COVER 43 513 3809 063 RATING SHEET E3 for E3 1 43 GEN 6131 -3 RATING SHEET E2 for E2 1 44 513 2303 007 VERSION LABEL 45 513 1519 009 MANUFAC.
DN-T635 EXPLODED VIEW OF CD MECHANISM UNIT (CD11FTA3N) 2 3 1 40 4 4 3 A 20 17 3 16 8 16 7 11 B 2 6 12 C 1 10 5 15 9 18 13 14 19 PARTS LIST OF CD MECHANISM UNIT Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No.
DN-C635 41 PACKING VIEW 203 ~ 207 202 209 201 202 208 210 211 210 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 201 505 8092 007 LAMINATE ENVELOPE 1 202 503 1001 507 CUSHION 2 203 505 0038 030 POLY COVER 1 204 515 0923 100 S.S.LIST COM.(EX) 1 205 515 0945 007 WARRANTY (COM.) 206 511 4022 005 INST.
DN-C635 NOTE FOR SCHEMATIC DIAGRAM WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacturer. 1. 2. 3. 4. 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. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power cord is less than 460 kohms, the unit is defective.
DN-C635 43 SCHEMATIC DIAGRAMS (1/3) 1 2 3 4 5 6 7 8 9 10 11 A B C D E F ( ) G SIGNAL LINE SCHEMATIC DIAGRAMS (1/3) H GU-3510 MAIN UNIT(1/2) 43
DN-C635 44 SCHEMATIC DIAGRAMS (2/3) 1 2 3 4 5 6 7 8 9 10 11 A B C D E F ( ) G SCHEMATIC DIAGRAMS (2/3) H GU-3510 MAIN UNIT(2/2) 44
DN-C635 45 SCHEMATIC DIAGRAMS (3/3) 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G 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.
