For U.S.A., Canada, Europe, Oceania & Asia model Hi-Fi Component SERVICE MANUAL MODEL DN-X400 DJ MIXER — TABLE OF CONTENTS — SAFETY PRECAUTIONS ........................................ 2 SPECIFICATIONS ................................................... 2 DISASSEMBLY .................................................... 3~5 SERVICE MODE SPECIFICATIONS .................. 6~8 SEMICONDUCTORS ........................................ 9~13 PRINTED WIRING BOARD PATTERNS ......... 14~17 NOTE FOR PARTS LIST .....
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. 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-X400 DISASSEMBLY (Follow the procedure below in reverse order when reassembling) Front Panel Unit 1. Remove 6 screws 57 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. Do not fail to pull AC cord from wall outlet before disconnect the FFC cable. If AC cord is remained plugged into wall outlet, power is kept supplied in the unit, which may cause danger.
DN-X400 Front Panel 1. Remove 8 screws 58 . 2. Pull out the knobs 35 37 38 and pull up Front Panel. 35 58 35 35 35 58 35 38 58 35 58 37 Front Panel 58 37 35 35 Front Cover Unit 1. Remove 5 screws 57 and pull up Front Cover Unit. 2. Disconnect Connector. 3. Detach Front Cover Unit.
DN-X400 Rear Panel Unit 1. Remove 8 screws 52 54 and pull up Rear Panel Unit.
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 No 1 Function Description POWER (1) Turns power ON/OFF. POWER ON (2) Switches power ON when OFF. RESET 1. Enters in the service mode when power on while pressing MIC POST ON/OFF button and EFECT LOOP MAIN button. -20 8 Lch Ver No Line Select Rch FADER ASSIGN A ASSIGN B CH FADER START 2.
DN-X400 1-4 CROSS FADER No 4 Function CLOSS FADER Description (1) When OFF selected at ASSIGN A, it reads the voltage divided by FADER VR resister and displays the voltage data on the level meter Rch defined LED. 1-5 CH FADER (CH1/CH2) No 5 Display 1. 0 ⬉ FADER voltage ⬉ 0.5, it displays . 2. 0.5 ⬍ FADER voltage ⬉ 1.0, it displays . 3. 1.0 ⬍ FADER voltage ⬉ 1.5, it displays . 4. 1.5 ⬍ FADER voltage ⬉ 2.0, it displays . 5. 2.0 ⬍ FADER voltage ⬉ 2.5, it displays . 6. 2.5 ⬍ FADER voltage ⬉ 3.
DN-X400 1-6 LINE SELECT Switch (CH1/CH2/CH3/CH4) No 6 Function LINE CH1 Description (1) Performs LINE SELECT SW operation check. (2) Turns the level meter Lch LED1 on/off depending on the status of CH1 LINE SELECT SW. CH2 (3) Turns the level meter Lch LED3 on/off depending on the status of CH2 LINE SELECT SW. CH3 (4) Turns the level meter Lch LED5 on/off depending on the status of CH3 LINE SELECT SW. CH4 (5) Turns the level meter Lch LED8 on/off depending on the status of CH4 LINE SELECT SW.
DN-X400 SEMICONDUCTORS IC’s TMP86CM41F-3GH8 (Main unit : IC314) 64 49 48 1 16 33 17 32 TMP86CM41F-3GH8 Terminal Function No.
DN-X400 No.
DN-X400 SM5902AF (Main unit: IC302) SHOCK PROOF MEMORY CONTROLLER 33 23 34 22 44 12 11 1 SM5902AF Terminal Function Pin No.
DN-X400 VDD R-S1 R-S2 R-S3 R-COM1 R-S4 R-S5 R-S6 R-COM2 R-S7 R-S8 R-COM3 DATA CK 27 R-S1 L-S2 3 26 R-S2 L-S3 4 25 R-S3 L-S4 6 L-S5 7 L-S6 8 24 R-COM1 Level Shifter 28 27 26 25 24 23 22 21 20 19 18 17 16 15 L-S1 2 L-COM1 5 NJM7815FA(S) (Panel I/O unit:IC801) BA05T (Panel I/O unit:IC803) 28 Latch Circuit 1 2 3 4 5 6 7 8 9 10 11 12 13 14 VDD GND 14 1 Latch Circuit VSS L-S1 L-S2 L-S3 L-COM1 L-S4 L-S5 L-S6 L-COM2 L-S7 L-S8 L-COM3 ST GND VSS Level Shifter TC9163AN (Main unit:IC309,326) (Pa
DN-X400 OPTICAL OUTPUT GP1FA501TZ (IC327) 2 V c c D r iv e r IC L E D 1 V in G N D Vin Vcc GND 3 TRANSISTORS DTA114EK DTC114EK KTC2875B DTA114EK (PNP Type) C C C B B C E B B C TOP VIEW R1 R1 TOP VIEW 2SB766S DTC114EK (NPN Type) R2 R2 E E E DTA114EK R1 10kohm /Ω R2 10kohm /Ω DTC114EK R1 10kohm /Ω R2 10kohm /Ω DIODES (Including LED) 1SS270A 1SR35-400A 11EQS06 MA152A MA152WA MA152WK SLR-325 SLR-342 TOP VIEW TOP VIEW 13
DN-X400 PRINTED WIRING BOARDS 1 4 3 2 5 6 7 8 GU-3402 MAIN P.W.B.
DN-X400 1 4 3 2 5 6 7 8 A 8 5 1 4 8 1 9 16 8 5 1 4 B C 4 49 64 1 32 17 8 1 9 16 8 1 9 1 5 8 12 23 5 8 4 1 5 8 8 1 8 1 8 1 8 1 9 16 9 16 9 16 9 16 4 1 5 8 8 16 1 8 5 1 4 4 1 5 8 D 22 33 12 34 11 44 1 5 33 16 4 4 48 1 13 24 1 4 8 5 1 4 1 4 1 8 5 4 1 5 8 1 4 1 5 8 5 8 5 1 8 8 5 1 4 14 8 1 7 5 5 8 1 4 4 8 5 8 1 4 4 E FOIL SIDE 15
DN-X400 1 4 3 2 5 6 7 8 GU-3403 PANEL I/O P.W.B.
DN-X400 1 8 1 4 3 2 5 4 8 4 1 5 8 1 5 8 5 4 1 1 5 4 4 1 5 8 4 1 8 5 5 1 5 8 4 1 5 8 1 5 8 8 4 8 5 1 4 4 1 5 8 5 1 4 4 1 5 8 4 8 5 8 5 8 5 1 4 1 4 1 4 4 1 5 8 8 5 1 4 B 4 1 5 8 5 8 1 4 5 1 8 4 8 A 1 4 7 5 8 8 6 4 4 4 1 5 5 8 4 1 5 8 1 8 C 4 1 5 8 16 9 1 8 16 9 1 8 8 5 1 4 D 4 1 5 8 4 5 8 5 8 5 1 4 1 4 4 1 5 8 4 1 4 1 5 8 5 8 1 4 1 5 8 8 E FOIL SIDE 17
DN-X400 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-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.
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 R465-467 247 2004 920 Carbon chip 47ohm 1/16W RM73B--470J R319,320 247 2007 943 Carbon chip 1kohm 1/16W RM73B--102J R468-472 247 2009 983 Carbon chip 10kohm 1/16W RM73B--103J R321-324 247 2009 938 Carbon chip 6.
DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name 247 2006 915 Carbon chip 270ohm 1/16W RM73B--271J C270 R632 247 2006 944 Carbon chip 390ohm 1/16W RM73B--391J C271 257 0509 929 Ceramic chip 1000pF/50V CK73B1H102K R633 247 2007 901 Carbon chip 680ohm 1/16W RM73B--681J C272 254 4541 955 Electrolytic 220uF/25V CE04W1E221M (SMG/RE3) R634 247 2007 972 Carbon chip 1.3kohm 1/16W RM73B--132J C273,274 257 0512 903 Ceramic chip 0.
DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name 254 4538 939 Electrolytic 47uF/16V Remarks C368 254 4536 915 Electrolytic 47uF/10V CE04W1A470M (SMG/RE3) C455 C369 257 0512 903 Ceramic chip 0.1uF/25V CK73F1E104Z C456 257 0509 929 Ceramic chip 1000pF/50V CK73B1H102K C370 257 0501 901 Ceramic chip 0.01uF/50V CK73B1H103K C457 254 4524 972 Electrolytic 4.
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) 1 C803-806 257 0512 903 Ceramic chip 0.
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.
DN-X400 Ref. No. Part No. Part Name Remarks Ref. No. Part No. Part Name Remarks R265,266 247 2005 961 Carbon chip 180ohm 1/16W RM73B--181J R401,402 247 2011 955 Carbon chip 51kohm 1/16W RM73B--513J R267,268 247 2011 942 Carbon chip 47kohm 1/16W RM73B--473J R403,404 247 2008 926 Carbon chip 2.2kohm 1/16W RM73B--222J R269,270 247 2009 912 Carbon chip 5.1kohm 1/16W RM73B--512J R405,406 247 2007 972 Carbon chip 1.
DN-X400 Ref. No. R534 Part No. Part Name 247 2010 998 Carbon chip 30kohm 1/16W Remarks RM73B--303J Ref. No. C107,108 256 1059 954 Metallized 0.47uF/50V Part No.
DN-X400 Ref. No. C205,206 Part No. Part Name 257 0507 950 Ceramic chip 270pF/50V Remarks Ref. No. CC73CH1H271J C304 Part No. Part Name Remarks 257 0511 904 Ceramic chip 0.01uF/50V CK73F1H103Z C207,208 256 1059 954 Metallized 0.47uF/50V CF93A1H474J (JL) C305 254 4305 968 Electrolytic 1uF/50V CE04W1H010M (SRE) C209,210 255 1264 995 Mylar film 5600pF/50V CQ93M1H562J (B) C306 257 0512 903 Ceramic chip 0.
DN-X400 Ref. No. C484,485 Part No. Part Name 254 4522 916 Electrolytic 10uF/35V Remarks Ref. No. Part No. CE04W1V100M (SMG/RE3) OTHER PARTS GROUP Part Name Remarks Q'ty C486 257 0506 951 Ceramic chip 100pF/50V CC73CH1H101J CW041 203 6374 009 4P KR-DA connector cord 1 C487 257 0512 903 Ceramic chip 0.
DN-X400 EXPLODED VIEW 1 4 3 2 5 6 7 38 20 58 25 WARNING: Parts marked with this symbol have critical characteristics. Use ONLY r eplacement parts recommended by the manufacturer.
DN-X400 Note: The symbols in the column “Remarks” indicate the following destinations. E3: U.S.A./Canada model E2: Europe model PARTS LIST OF EXPLODED VIEW Ref. No. 1 1-1 1-2 1-3 1-4 1-5 1-6 2 2-1 2-2 2-3 2-4 2-5 3 4 5 6 7 7 8 9 10 11 12 13 14 14 15 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 Part No. Part Name GU-3402 105 1369 100 461 0706 127 412 4735 008 412 4736 007 Main P.W.B.
DN-X400 PACKING VIEW 102 Main unit 105 104, 107 102 101 103 106 PARTS LIST OF PACKING & ACCESSORIES Ref. No. 101 102 103 104 105 Part No. 505 0102 092 503 1376 106 505 0038 030 511 3835 002 203 5013 002 Part Name Stylen paper Cushion Poly. cover Instruction manual 3P mini plug cord Remarks Q'ty 1 2 1 1 2 Note: The symbols in the column “Remarks” indicate the following destinations. E3: U.S.A./Canada model E2: Europe model Ref. No. 106 107 108 109 110 Part No.
DN-X400 BLOCK DIAGRAM 1 4 3 2 5 RESET MN1382 CH4 2-1*2 CH1 on/off CH2 on/off CH3 on/off CH4 on/off TC9162 +5V base voltage A/D IN KEY IN/CROSS FADER/CH FADER/LEVEL METER A/D micon ch3lv ch4lv ASSIGN A SELECTOR ch1lv ch2lv 4-1*1 slide vr ch3lv ASSIGN B ch4lv CH1 Lch CUE1 on/off CH2 Lch CUE2 on/off CH3 Lch CUE3 on/off CH4 Lch CUE4 on/off INVERTER CH3 CH4 BU4052 micon EQ 3-1*2 L AMP AMP L R PH/LINE select SW CH1 CH1 input selector L R TC9163 HI MID LOW AMP VR AMP VR AMP
DN-X400 LEVEL DIAGRAM 1 2 3 4 DN-X400 LEVEL DIAGRAM dB 10 9 8 7 6 5 4 3 2 1 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 -12 -13 -14 -15 -16 -17 -18 -19 -20 -21 -22 -23 -24 -25 -26 -27 -28 -29 -30 -31 -32 -33 -34 -35 -36 -37 -38 -39 -40 -41 -42 -43 -44 -45 -46 -47 -48 -49 -50 -51 -52 -53 -54 -55 -56 -57 -58 -59 -60 Input Output INPUT AMP GAIN AMP VCA IN POST MIX AMP OUTPUT AMP A BOOTH/ ZONE OUT MAIN OUT (XLR) MAIN OUT (RCA) SUB WOOFER POST OUT REC OUT B SEND OUT MAIN OUT RETURN LINE C D PHONO MA
DN-X400 WIRING DIAGRAM 1 4 3 2 CY191 19P FFC AGND 19 CH2R 18 AGND 17 CH2L 16 AGND 15 CH1R 14 AGND 13 CH1L 12 AGND 11 MAINMIC 10 AGND 9 AUXMICOUT 8 AGND 7 MIC 6 AGND 5 KEYIN10 4 KEYIN13 3 KEYIN12 2 AGND 1 CY071 7P PH CH3L 7 AGND 6 CH3R 5 AGND 4 CH4L 3 AGND 2 CH4R 1 CW053 5P DA 5P KR-DA 1 ZONERH GU-3402-6 2 ZONERC ZONE/EFFECT 3 AGND PWB 4 ZONELH 5 ZONELC TO AC CORD TO POWER SW TO POWER TRANS CW091 9P SCN 9P EH-SCN 1 +5VIN GU-3403-5 2 AGND REGULATOR 3 +5VOUT PWB 4 +15VIN 5 AGND 6 +15VOUT 7 AGND 8 -15VI
DN-X400 SCHEMATIC DIAGRAMS (1/4) 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G NOTICE WARNING + B LINE 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. Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture.
DN-X400 SCHEMATIC DIAGRAMS (2/4) 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G NOTICE WARNING + B LINE 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. Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture.
DN-X400 SCHEMATIC DIAGRAMS (3/4) 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G NOTICE WARNING + B LINE 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. Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture.
DN-X400 SCHEMATIC DIAGRAMS (4/4) 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G NOTICE WARNING + B LINE 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. Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the manufacture.
