Denon DN-X400 Service Manual
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Denon DN-X400 Service Manual

Hi-fi component
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MODEL
SAFETY PRECAUTIONS ........................................ 2
SPECIFICATIONS ................................................... 2
DISASSEMBLY .................................................... 3~5
SERVICE MODE SPECIFICATIONS .................. 6~8
SEMICONDUCTORS ........................................ 9~13
NOTE FOR PARTS LIST ....................................... 18
PARTS LIST OF P.W.B. UNIT ......................... 19~28
EXPLODED VIEW ................................................. 29
PARTS LIST OF EXPLODED VIEW ...................... 30
PACKING VIEW ..................................................... 31
BLOCK DIAGRAM ................................................. 32
LEVEL DIAGRAM .................................................. 33
Some illustrations using in this service manual are slightly different from the actual set.
14-14, AKASAKA 4-CHOME, MINATO-KU, TOKYO 107-8011 JAPAN
SERVICE MANUAL
DN-X400
DJ MIXER

- TABLE OF CONTENTS -

WIRING DIAGRAM ................................................ 34
SCHEMATIC DIAGRAMS ................................ 35~38
Telephone: 03 (3584) 8111
For U.S.A., Canada, Europe,
Oceania & Asia model
(1/4) GU-3402-1 MAIN UNIT (1/2) ............................ 35
(2/4) GU-3402-1 MAIN UNIT (2/2) ............................ 36
GU-3402-2 POWER UNIT ................................ 36
GU-3402-3 PANEL 2 UNIT ............................... 36
GU-3402-4 LINE SELECTOR UNIT ................. 36
GU-3402-5 CROSS FADOR UNIT ................... 36
GU-3402-6 ZONE/EFFECT UNIT .................... 36
(3/4) GU-3403-1 PANEL 1 UNIT ............................... 37
GU-3403-3 DISPLAY UNIT .............................. 37
GU-3403-5 REGULATOR UNIT ....................... 37
(4/4) GU-3403-2 ANALOG I/O UNIT ......................... 38
GU-3403-4 H/P JACK UNIT ............................. 38
Hi-Fi Component
X0126 1134 NC 0109

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Summary of Contents for Denon DN-X400

  • Page 1: Table Of Contents

    For U.S.A., Canada, Europe, Oceania & Asia model Hi-Fi Component SERVICE MANUAL DN-X400 MODEL DJ MIXER — TABLE OF CONTENTS — SAFETY PRECAUTIONS ........2 WIRING DIAGRAM ..........34 SPECIFICATIONS ........... 2 SCHEMATIC DIAGRAMS ........ 35~38 DISASSEMBLY ............ 3~5 (1/4) GU-3402-1 MAIN UNIT (1/2) ......35 SERVICE MODE SPECIFICATIONS ....

  • Page 2: Safety Precautions

    DN-X400 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: Disassembly

    DN-X400 DISASSEMBLY (Follow the procedure below in reverse order when reassembling) Front Panel Unit 1. Remove 6 screws and pull up Front Panel Unit. 2. Disconnect FFC cable and Connector. 3. Detach Front Panel Unit. Note: Do not pull out aslant to prevent FFC cable damage.
  • Page 4 DN-X400 Front Panel 1. Remove 8 screws 2. Pull out the knobs and pull up Front Panel. 35 37 38 Front Panel Front Cover Unit 1. Remove 5 screws and pull up Front Cover Unit. 2. Disconnect Connector. 3. Detach Front Cover Unit.
  • Page 5 DN-X400 Rear Panel Unit 1. Remove 8 screws and pull up Rear Panel Unit. 52 54 Rear Panel Unit...

  • Page 6: Service Mode Specifications

    DN-X400 SERVICE MODE SPECIFICATION *How the product performs when the operation buttons for µcom control are pressed (including control input) is described in the table below. 1-1 POWER ON / RESET Function Description Display Remarks POWER (1) Turns power ON/OFF.
  • Page 7 DN-X400 1-4 CROSS FADER Function Description Display Remarks CLOSS (1) When OFF selected at ASSIGN A, it 1. 0 FADER voltage 0.5, indicates level meter FADER reads the voltage divided by FADER VR Rch -20, -15, -10, and -7 it displays resister and displays the voltage data on 2.
  • Page 8 DN-X400 1-6 LINE SELECT Switch (CH1/CH2/CH3/CH4) Function Description Display Remarks LINE (1) Performs LINE SELECT SW operation check. (2) Turns the level meter Lch LED1 on/off 1. Lights LED1 when LINE1 depending on the status of CH1 LINE selected. SELECT SW.

  • Page 9: Semiconductors

    DN-X400 SEMICONDUCTORS IC’s TMP86CM41F-3GH8 (Main unit : IC314) TMP86CM41F-3GH8 Terminal Function Name Symbol DET Ext Function — — — — — — — — — — Osc. input pin, 16.00MHz XOUT — — — — — Osc. output pin 4 TEST(H:Vup) TEST —...
  • Page 10 DN-X400 Name Symbol DET Ext Function 39 (AIN15) — — — — Fixed to GND 40 (AIN16) — — — — Fixed to GND 41 (AIN17) PLGIN — — — Plug connect signal +5V: IN 42 VA VAREF — —...
  • Page 11 DN-X400 SM5902AF (Main unit: IC302) SHOCK PROOF MEMORY CONTROLLER SM5902AF Terminal Function Setting Pin No. Symbol Function  power supply terminal. IP/O Microcomputer interface extended I/O 1. Not Used (OPEN) IP/O Microcomputer interface extended I/O 2. Not Used (OPEN) IP/O Microcomputer interface extended I/O 3. Not Used (OPEN) IP/O Microcomputer interface extended I/O 4.
  • Page 12 DN-X400 NJM7815FA(S) TC9163AN (Main unit:IC309,326) (Panel I/O unit:IC801) (Panel I/O unit:IC405,408) BA05T (Panel I/O unit:IC803) R-COM1 L-COM FRONT VIEW L-COM R-COM1 L-COM R-COM L-COM R-COM2 NJM7915FA L-COM R-COM (Panel I/O unit:IC802) R-COM3 L-COM DATA DATA FRONT Shift Register VIEW TC9162AN...
  • Page 13 DN-X400 OPTICAL OUTPUT GP1FA501TZ (IC327) V c c D r i v e r L E D V i n G N D TRANSISTORS DTA114EK DTA114EK DTC114EK 2SB766S DTC114EK (PNP Type) (NPN Type) KTC2875B VIEW B C E VIEW 10kohm /Ω...

  • Page 14: Printed Wiring Board Patterns

    DN-X400 PRINTED WIRING BOARDS GU-3402 MAIN P .W.B. UNIT Ass'y COMPONENT SIDE...
  • Page 15 DN-X400 FOIL SIDE...
  • Page 16 DN-X400 GU-3403 PANEL I/O P .W.B. UNIT Ass'y COMPONENT SIDE...
  • Page 17 DN-X400 FOIL SIDE...

  • Page 18: Note For Parts List

    DN-X400 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 19: Parts List Of P.w.b. Unit

    DN-X400 PARTS LIST OF P.W.B. UNIT GU-3402 MAIN P.W.B. UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS GROUP LD603 393 9543 910 LED SLR-325MC Green LD604-607 393 9543 907 LED SLR-325VC...
  • Page 20 DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R313,314 247 2009 909 Carbon chip 4.7kohm 1/16W RM73B--472J R463,464 247 2003 947 Carbon chip 22ohm 1/16W RM73B--220J R315-318 247 2011 942 Carbon chip 47kohm 1/16W RM73B--473J...
  • Page 21 DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R631 247 2006 915 Carbon chip 270ohm 1/16W RM73B--271J C270 254 4522 958 Electrolytic 100uF/35V CE04W1V101M (SMG/RE3) R632 247 2006 944 Carbon chip 390ohm 1/16W RM73B--391J...
  • Page 22 DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks C368 254 4536 915 Electrolytic 47uF/10V CE04W1A470M (SMG/RE3) C455 254 4538 939 Electrolytic 47uF/16V CE04W1C470M (SMG/RE3) C369 257 0512 903 Ceramic chip 0.1uF/25V CK73F1E104Z C456...
  • Page 23 DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks Q'ty C801,802 254 4541 955 Electrolytic 220uF/25V CE04W1E221M (SMG/RE3) JK101 204 8640 006 Phone jack (HTJ06404A) C803-806 257 0512 903 Ceramic chip 0.1uF/25V CK73F1E104Z JK102,103 204 8641 005 Phone jack (HTJ06411D)
  • Page 24 DN-X400 GU-3403 PANEL I/O P.W.B. UNIT ASS'Y Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks SEMICONDUCTORS GROUP R119,120 247 2009 912 Carbon chip 5.1kohm 1/16W RM73B--512J R121-123 247 2010 969 Carbon chip 22kohm 1/16W RM73B--223J...
  • Page 25 DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R401,402 247 2011 955 Carbon chip 51kohm 1/16W RM73B--513J R265,266 247 2005 961 Carbon chip 180ohm 1/16W RM73B--181J R403,404 247 2008 926 Carbon chip 2.2kohm 1/16W RM73B--222J...
  • Page 26 DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R534 247 2010 998 Carbon chip 30kohm 1/16W RM73B--303J C107,108 256 1059 954 Metallized 0.47uF/50V CF93A1H474J (JL) R535 247 2010 956 Carbon chip 20kohm 1/16W RM73B--203J...
  • Page 27 DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks C205,206 257 0507 950 Ceramic chip 270pF/50V CC73CH1H271J C304 257 0511 904 Ceramic chip 0.01uF/50V CK73F1H103Z C207,208 256 1059 954 Metallized 0.47uF/50V CF93A1H474J (JL) C305...
  • Page 28 DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks Q'ty C484,485 254 4522 916 Electrolytic 10uF/35V CE04W1V100M (SMG/RE3) OTHER PARTS GROUP C486 257 0506 951 Ceramic chip 100pF/50V CC73CH1H101J CW041 203 6374 009 4P KR-DA connector cord C487 257 0512 903 Ceramic chip 0.1uF/25V...

  • Page 29: Exploded View

    DN-X400 EXPLODED VIEW WARNING: Parts marked with this symbol have critical characteristics. Use ONLY r eplacement parts recommended by the manufacturer.

  • Page 30: Parts List Of Exploded View

    DN-X400 Note: The symbols in the column “Remarks” indicate the following destinations. PARTS LIST OF EXPLODED VIEW E3: U.S.A./Canada model E2: Europe model Ref. No. Part No. Part Name Remarks Q'ty Ref. No. Part No. Part Name Remarks Q'ty GU-3402 Main P.W.B.

  • Page 31: Packing View

    DN-X400 PACKING VIEW Main unit 104, 107 Note: The symbols in the column “Remarks” indicate the following destinations. PARTS LIST OF PACKING & ACCESSORIES E3: U.S.A./Canada model E2: Europe model Ref. No. Part No. Part Name Remarks Q'ty Ref. No.

  • Page 32: Block Diagram

    DN-X400 BLOCK DIAGRAM CH1 L/Rch METER micon CUE1 on/off +CH1 L/R mono/L RESET CH2 L/Rch micon +CH2 L/R on/off MN1382 CUE2 on/off +CH3 L/R CH3 L/Rch micon A/D1 +CH4 L/R stereo/L CUE3 on/off 0-5V MIX AMP on/off selector CH4 L/Rch...

  • Page 33: Level Diagram

    DN-X400 LEVEL DIAGRAM DN-X400 LEVEL DIAGRAM Input Output INPUT VCA IN POST OUTPUT GAIN AMP MIX AMP BOOTH/ ZONE OUT MAIN OUT (XLR) MAIN OUT (RCA) SUB WOOFER POST OUT REC OUT SEND OUT MAIN OUT RETURN LINE PHONO MAIN MIC...

  • Page 34: Wiring Diagram

    DN-X400 WIRING DIAGRAM CY191 CY311 CX311 CY251 CX251 CX191 19P FFC 31P FFC 31P FFC CABLE 31P FFC 25P FFC 25P FFC CABLE 25P FFC SIDE 19P FFC SIDE AGND 1 AGND 25 CONTOUR 1 AGND CH2R 2 ZONER 24 CFADER...

  • Page 35: Schematic Diagrams

    DN-X400 SCHEMATIC DIAGRAMS (1/4) + B LINE NOTICE WARNING SCHEMATIC DIAGRAMS (1/4) ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM Parts marked with this symbol have critical characteristics. - B LINE GU-3402-1 MAIN UNIT (1/2) ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD Use ONLY replacement parts recommended by the manufacture.

  • Page 36: (2/4) Gu-3402-1 Main Unit (2/2)

    DN-X400 SCHEMATIC DIAGRAMS (2/4) SCHEMATIC DIAGRAMS (2/4) + B LINE NOTICE WARNING GU-3402-1 MAIN UNIT (2/2) ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM Parts marked with this symbol have critical characteristics. - B LINE GU-3402-2 POWER UNIT ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD Use ONLY replacement parts recommended by the manufacture.

  • Page 37: (3/4) Gu-3403-1 Panel 1 Unit

    DN-X400 SCHEMATIC DIAGRAMS (3/4) + B LINE NOTICE WARNING SCHEMATIC DIAGRAMS (3/4) ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM Parts marked with this symbol have critical characteristics. - B LINE GU-3403-1 PANEL1 UNIT ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD Use ONLY replacement parts recommended by the manufacture.

  • Page 38: (4/4) Gu-3403-2 Analog I/O Unit

    DN-X400 SCHEMATIC DIAGRAMS (4/4) + B LINE NOTICE WARNING SCHEMATIC DIAGRAMS (4/4) ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM Parts marked with this symbol have critical characteristics. - B LINE GU-3403-2 ANALOG I/O UNIT ALL CAPACITANCE VALUES IN MICRO FARAD. P=MICRO-MICRO FARAD Use ONLY replacement parts recommended by the manufacture.

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