For U.S.A., Canada, Europe, Korea model SERVICE MANUAL MODEL DN-C615 STEREO CD/MP3 PLAYER Some illustrations using in this service manual are slightly different from the actual set.
DN-C615 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-C615 DISASSEMBLY (To reassemble, reverse disassembly) 1. TOP COVER (1) Remove 4screws from both sides and 2 screws from back Panel. Screw Top cover Screw Screw 2. FRONT PANEL (1) (2) (3) Pull Loader frame frontward, and remove loader panel. Remove 2 front panel upper screws. Undo 2 front panel upper hooks. (4) Pull front panel and undo 3 lower hooks.
DN-C615 3. MECHANISM UNIT 3.1. How to remove a mechanism unit in case a power supply is not turned on. (1) (2) (3) (4) (5) (6) Remove 4 screws on the Mecha base. Remove the CD Mecha to the arrow direction. Detach the Loader panel to the arrow direction. A gear is turned and a tray is turned in the direction of an arrow. A tray is pinched and it turns in the direction of an arrow.
DN-C615 3.2. (1) How to remove a mechanism unit in case a power supply is turned on. Remove 4 screws.
DN-C615 6 SERVICE PROGRAM 1. REQUIRED MEASURING IMPLEMENT • Reference disc (TCD784 or CO-74176) 1.1. What is Service Program Service program is a special program intended for confirming servo functions etc. 1.2. µcom Version Check • Refer to "Preset Functions and Operations" of the instruction manual. • You can check the µcom version. 1.3. B.E.R. Checks and Automatic Servo Adjustment Call • Switch on the power while pushing the 5 button and 6 button at the same time.
DN-C615 7 1.4. Test Mode (Heat Run mode) • Switch on the power while pushing the 3 button and 4 button at the same time. "000TroHR0000" is displayed. And the tray is opened (1) (2) Hold the disc by the edges and place it on the disc tray. Starting with the OPEN/CLOSE button, it repeats open/close of the tray and playback. ***TrxHRXXXX ***: Track No. 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-C615 Error Code 8 CONTENTS Error 19 The focus fine gain is outside the regulation range. Error 1A Unable to adjust the tracking fine gain in the regulation time. Error 1B The tracking fine gain is outside the regulation range. Error 1C Unable to adjust automatically in the regulation time. Error 1D Unable to read the subcode Q in the regulation time. Error 1E Unable to read the TOC in the regulation time. Error 1F Focus servo down during search (over the regulation time).
DN-C615 BLOCK DIAGRAM 16M DRAM MUTE P. TRANS DIGITAL OUT MUTE CD OUT MUTE H/P OUT CD MECHA MOTOR ACTUATOR DRIVER 3.3V 5V I/F DAC AN8785SB TC74HCT7007 PCM1716E DSP P.U HEAD AMP MN662791 AN22002A 5V 3.3V I/F SN74LV244 CLOCK GEN 3.3V 5V I/F TC74HCT7007 IN EXT OUT SYSTEM uCOM RC5 MN102H60KDA WIRED REMOTE 3.
DN-C615 10 SEMICONDUCTORS IC’s MN102H60KDA (IC101) 51 75 50 76 100 26 25 1 MN102H60KDA Terminal Function Pin No.
DN-C615 Pin No.
DN-C615 Pin No.
DN-C615 MN6627911AC (IC201) 41 60 40 61 80 21 20 1 MN6627911AC Terminal Function Pin No.
DN-C615 Pin No.
DN-C615 15 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.
DN-C615 PCM 1716E (IC206) 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-C615 17 M66005FP (IC701) 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
DN-C615 16M DRAM (IC204) A17 WE# VDD A18 A16 A15 Vcc 1 I/O1 2 24 Vss 23 I/O4 I/O2 3 22 I/O3 A13 WE 4 21 CAS A8 RAS 5 20 OE A9 NC 6 19 A9 4 3 2 1 32 31 30 5 6 7 8 9 10 11 12 13 A7 A6 A5 A4 A3 A2 A1 A0 DQ0 29 28 27 26 25 24 23 22 21 DQ6 DQ5 DQ4 DQ3 VSS DQ2 DQ1 14 15 16 17 18 19 20 BA15218F (IC102,207) A+INPUT 3 OE# A10 7 18 A8 A10 A0 8 CE# DQ7 A2 10 17 A7 16 A6 15 A5 A3 11 14 A4 Vcc 12 13 Vss A1 9 NJM78M05FA(S) (IC118,902) BA033T (IC901) 1 7 B OUTPUT 2 6 B –IN
DN-C615 10 5Y 3Y 6 9 4A GND 7 8 4Y A6 7 14 Y5 A7 8 13 Y6 A8 9 12 Y7 GND 10 11 Y8 Vss 5 15 Y4 14 13 12 11 10 9 Lock Ditection Circuit Programmable Counter VAR Phase Comparator REF REF 1 SN74LV573APW (IC103) 1 D0 2 D1 3 D2 4 D3 5 OE D4 D5 D6 D7 GND 6 7 8 9 10 20 Vcc 19 Q0 D0 2 18 Q1 17 Q2 16 Q3 15 14 13 12 11 D Q4 Q5 D1 3 LE 11 D2 4 D Q L D3 Q L D4 5 D 7 D Q L 2 3 D6 8 D5 6 D Q L Microcomputer Interface D Q L 4 5 6 7 8 D7 9 D Q L Selecto
DN-C615 1 TRANSISTORS DTA114EK DTC114EK 2SB709A KTC2875B B TOP VIEW C DTA Series E DTC Series C C R1 R1 B B DTA144ES FRONT VIEW R2 R2 E E E C B DTA114EK DTA144ES R1 10ko hm / R2 10ko hm / 47ko hm / 47ko hm / DTC114EK 2SB562(C) 2SD2144 FRONT VIEW E C B 1 DIODES/LED S4VB20 1SS355 1SR35-400A TOP VIEW 1 OTHERS GP1UM271XK (Remote Control Sensor) (IC702) TOP VIEW Limiter Amp BPF Detector & Hysteresis Comparator Integrator Comparator VOUT VCC GND Head Amp GND VCC VOUT 20 R1 10k
DN-C615 FL DISPLAY BJ896GN(FL701) 11G 10G 9G 8G 7G 6G 5G 4G 3G 2G 1G S1 S3 S2 S2 S3 2a 3 b 3 c 1a 1 1 f 1g b 1 1 e c 1d 1-1 2-1 3-1 4-1 5-1 Dp 12G 13G 1-2 1-3 1-4 1-5 1-6 1-7 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 Pin connection Pin No.
DN-C615 22 PRINTED WIRING BOARD 1 2 3 4 5 6 7 8 GU-3502 MAIN UNIT Ass'y Parts List A B C D E COMPONENT SIDE 22
DN-C615 1 2 3 4 5 6 7 8 GU-3502 MAIN UNIT Ass'y Parts List A B C D E FOIL SIDE 23 23
DN-C615 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 mis-supplying. 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 ±5%, 1/4W Type in the P.W.Board parts list.
DN-C615 PARTS LIST OF P.W.B. UNIT ASS'Y Ref. No. Part No. Part Name SEMICONDUCTORS GROUP IC101 262 3171 000 MN102H60KDA IC102 263 0615 902 BA15218F-DXE2 IC103 262 2642 909 SN74LV573APW-EL2 IC104 262 2641 900 SN74LV541APW-EL2 IC107 262 2729 903 SN74LV02APW-EL2 IC109 262 2376 903 TC74HCT7007AF(TP1) IC111 GEN 6292 IC112 262 2376 903 IC113 262 2651 903 BU2618FV(E2) IC114 262 1883 905 TC9246F-TP1 C615 SYSTEM ROM 4M FLASH MEM.
DN-C615 Ref. No. Part No. Part Name ZD901 276 0643 983 MTZJ5.
DN-C615 Ref. No. Part No.
DN-C615 Ref. No. Part No.
DN-C615 Ref. No. Part No.
DN-C615 Ref. No. Part No.
DN-C615 Ref. No. ! ! ! Part No. Part Name Remarks Q’ty CX231 205 1100 009 23P FFC BASE(P=1) 1 CY22 205 0453 016 2P VH CONN BASE(L) 1 CY231 205 1100 009 23P FFC BASE(P=1) 1 F981 206 1087 057 FUSE (ET0.
DN-C615 32 EXPLODED VIEW OF CABINETW 1 4 3 2 5 6 7 8 WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacturer.
DN-C615 33 PARTS LIST OF EXPLODED VIEW Note: The symbols in the column “Remarks” indicate the following destinations. E3:U.S.A. & Canada model E2: Europe model E2K:Korea model Ref. No. Part No.
DN-C615 Ref. No. Part No. Part Name 43 GEN 6131-2 R. SHEET E2 SUB ASS’Y 43 GEN 6212 R.
DN-C615 EXPLODED VIEW OF CD MECHANISM UNIT (CD11FTA3N) 2 3 1 35 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. 1 2 3 4 5 6 7 8 9 10 Part No.
DN-C615 36 WIRING DIAGRAM 㪚㪰㪉㪊㪈 㪚㪯㪉㪊㪈 㪩 㪣 㪞㪥㪛 㪞㪥㪛 㪞㪥㪛 㪢㪤㪯㪪㪋 㪢㪤㪯㪩㪋 㪢㪤㪯㪪㪈 㪢㪤㪯㪪㪊 㪢㪤㪯㪩㪇 㪢㪤㪯㪩㪉 㪢㪤㪯㪩㪈 㪢㪤㪯㪪㪉 㪝㪣㪄㪩㪪㪫 㪆㪝㪣㪄㪚㪪 㪝㪣㪄㪚㪢 㪩㪜㪤㪦㪫㪜 㪝㪣㪄㪛㪘 㪢㪤㪯㪩㪌 㪢㪤㪯㪩㪊 㪂㪌㪭 㪄㪟㪙 㪝㪈 㪝㪉 㪈 㪉 㪊 㪞㪥㪛 㪈 㪉 㪊 㪋 㪌 㪍 㪎 㪏 㪐 㪈㪇 㪈㪈 㪈㪉 㪈㪊 㪈㪋 㪈㪌 㪈㪍 㪈㪎 㪈㪏 㪈㪐 㪉㪇 㪉㪈 㪉㪉 㪉㪊 㪢㪤㪯㪪㪇 㪈 㪉 㪊 㪋 㪌 㪍 㪎 㪏 㪐 㪈㪇 㪈㪈 㪈㪉 㪈㪊 㪈㪋 㪈㪌 㪈㪍 㪈㪎 㪈㪏 㪈㪐 㪉㪇 㪉㪈 㪉㪉 㪉㪊 㪞㪬㪄㪊㪌㪇㪉㪄㪌 㪟㪆㪧㩷㪬㪥㪠㪫 㪈 㪉 㪊 㪚㪰㪇㪊㪈 㪚㪯㪇㪊㪈 㪣㪦㪘㪛㪄 㪈 㪣㪦㪘㪛㪂 㪉 㪦㪧㪜㪥 㪊 㪞㪥㪛 㪋 㪚㪯㪇㪌㪈 㪣㪠㪤㪠㪫㪪㪮㪄 㪈 㪣㪠㪤㪠㪫㪪㪮㪂 㪉 㪞㪬㪄㪊㪌㪇㪉㪄㪋 㪧㪦㪮㪜㪩㩷㪪㪮 㪬㪥㪠㪫 㪚㪰㪇㪉㪉 㪈 㪈 㪪㪣㪜㪛㪄 㪊 㪪㪣㪜㪛㪂 㪋 㪚㪯㪇㪍㪉 㪉 㪞㪬㪄㪊㪌㪇㪉㪄㪈 㪤㪘㪠㪥㩷㪬㪥㪠㪫
DN-C615 37 LEVEL DIAGRAM CD IC207 RCA LINE OUT 1(7) IC602 100 LOAD 33 ohm 1(7) HEADPHONE (dBV) +10dB +8dB (RCA) +2dB -5.6dB +6dB +3.0dB 0dB -12dB -6.
DN-C615 38 PACKING VIEW 206 203 202 201 202 207 209 208 PARTS LIST OF PACKING & ACCESSORIES Note: The symbols in the column “Remarks” indicate the following destinations. E3:U.S.A. & Canada model E2: Europe model E2K:Korea model Ref. No. Part No. Part Name Remarks Q'ty 201 505 0102 092 STYLEN PAPER 1 202 503 1130 009 CUSHION 2 203 505 0038 030 POLY COVER 1 204 511 3969 004 INST. MANUAL 1 205 515 0923 100 S.S.LIST COM.
DN-C615 39 SCHEMATIC DIAGRAMS (1/2) 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G WARNING: NOTICE Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD EACH VOLTAGE AND CURRENT ARE MEASUERD AT MO SIGNAL INPUT CONDITION. CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE.
DN-C615 40 SCHEMATIC DIAGRAMS (2/2) 1 2 3 4 5 6 7 8 9 10 11 A B C D E F ± B LINE SIGNAL LINE WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture. 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.
