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3 7 63 1515 0 For U.S.A. & Canada model Ver. 1 SERVICE MANUAL D-AJ03 MODEL PERSONAL AUDIO SYSTEM L 13942296513 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 For purposes of improvement, specifications and design are subject to change without notice.
D-AJ03 SAFETY PRECAUTIONS 3 7 63 1515 0 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.
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D-AJ03 3 7 63 1515 0 DISASSEMBLY (Follow the procedure below in reverse order when reassembling) 1. Rear Cover & Front Panel 1) Remove 14 rear screws and 4 (E3: 2) bottom screws on the Rear Cover. 2) Disconnect connectors and wire on the Front Panel.
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D-AJ03 3 7 63 1515 0 3. CD Mecha. Chassis 1) Remove 4 each screws from the front side to ı ı ı detach the CD Door Lens and CD Door Bracket. 2) Remove 6 screws and take off the Main Chassis.
D-AJ03 3 7 63 1515 0 TEST MODE From power off state to TEST mode To enter into the TEST mode, plug the AC cord to the wall outlet while pressing the CD PLAY (CD ) button and TUNER button simultaneously.
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D-AJ03 3 7 63 1515 0 1. CD test Outline: Readout of the set value after automatic adjustment (for judging difference from initial value) Forced operation of pickup (Inner/Outer circumference feed) During the PLAY mode, the number of errors accumulated for 10 seconds (750 frames) is displayed.
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D-AJ03 3 7 63 1515 0 CD TEST Error Display Time Display N:NORMAL SPEED H:HIGH SPEED TNO Display STEP NO Display 1.STEP NO. : 0 when stopped 2.Time display: Blank from the stop mode to STEP 4 STEP NO Display...
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D-AJ03 3 7 63 1515 0 TROUBLESHOOTING OF CD CD SECTION When the CD does not function When the CD section does not operate when the objective lens of the optical pickup is dirty, this section may not operate.
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D-AJ03 3 7 63 1515 0 The laser does not light up Is 1.5V applied to the LDO terminal of pin 7 of IC146 ? IC146 is defective Is +1.8V applied to the collector of TR101 ? Is +3.3V applied to C109 of R108 ? R108 is defective.
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D-AJ03 3 7 63 1515 0 The triangular wave for focus servo does not appears Is +3.3V applied to pin 6 of IC149 ? The +3.3V line of IC149 is defective. Does the triangular wave appear at pin 33 on IC149 ? Check the parts around pin 33 on IC149.
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D-AJ03 3 7 63 1515 0 No sound is heard Is the digital signal outputted from the pin 4 (digital OUT) of Check the parts around IC149. If OK, IC149 is defective. IC149 ? Is digital signal outputted from the pin 8 (digital OUT) of Check the parts around IC150.
D-AJ03 3 7 63 1515 0 WAVEFORMS OF CD CIRCUIT Tracking error Foucus servo on Stopped 2000/09/18 15:29:21 2000/09/18 16:56:26 Stopped CH2=2V CH3=2V CH1=500mV 2ms/div CH1=200mV 5ms/div DC 10:1 DC 10:1 DC 10:1 (2ms/div) DC 10:1 (5ms/div) NORM:500kS/s NORM:200kS/s...
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D-AJ03 3 7 63 1515 0 Feed motor and tracking output during the track jump Normal track actuator drive Stopped 2000/09/18 17:12:20 Stopped 2000/09/18 17:16:55 CH1=200mV CH2=1V 100ms/div CH1=1V 500us/div DC 10:1 DC 10:1 (100ms/div) DC 10:1 (500us/div) NORM:10kS/s...
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D-AJ03 IC’S 3 7 63 1515 0 TMP91CY22 (IC600) P 65 DV C C P 64/S C OUT P 66 P 63/INT 0 DV S S P 62/S I/S C L P 508AN0 P 61/S O/S DA P 51/AN1...
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D-AJ03 Voltage 3 7 63 1515 0 P.No Symbol Port Name Port Function P86/TB1 OUT0 MD_ST 20ms H at CD music start P87/TB1 OUT1 MD_SEARCH L: When CD play, H: Others P90/TXD0 MD_KDATA MD KEY DATA P91/RXD0 MD_DATA MD DATA input 0.8V...
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D-AJ03 3 7 63 1515 0 Voltage P.No Symbol Port Name Port Function P30/RD P31/WR P32/HWR CD SET UP L:vertical(F.B:Nonadjustment) OEM → V/H P33/WAIT MODEL MODEL Detecter H:03xMD L:03xCD 3.0V P34/BUSRQ SDB_D I SDB switching, L: 75342M use, H: 88pin L/H...
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D-AJ03 3 7 63 1515 0 Function Symbol SBSY Subcode block sync signal output pin. General-purpose input/output pins. Input port at reset. PLL-only 3.3V power supply voltage pin. EFM and PLCK phase difference signal output pin. TMAX TMAX detection result output pin.
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D-AJ03 3 7 63 1515 0 LA6558 (IC145) VO3- VO6+ VO3+ VO6- VO5- VO2+ VO5+ VO2- VO4- VO1+ VO4+ VO1- Power System P-GND1 P-GND2 Power System GND S-GND P-VCC(IN) Signal System GND Power System VCC VREF 3.3VREG 3.3VREG(OUT) Reference Voltage...
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D-AJ03 3 7 63 1515 0 TA2157F (IC146) TA2157F Terminal Function Voltage Description Symbol 3.3 power pin Main beam amp input 1.65 40pF Main beam amp input 1.65 180k Sub beam amp input 1.65 Sub beam amp input 1.65...
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D-AJ03 3 7 63 1515 0 LA1844 (IC402) RF. AM BUFF DECODER PILOT ANTI-BIRDIE CANCEL STEREO AM/FM LEVEL VIEW COMP S-CURVE PILOT 304kHz TUNING DRIVE LA1844 Terminal Function Voltage Voltage Pin No. Function Pin No. Function FM IF input 2.34...
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D-AJ03 3 7 63 1515 0 LC72131M (IC401) BA6286 (IC151) CONTROL LOGIC XOUT POWER SAVE FRONT VIEW AOUT BA5415A (IC707) FRONT VIEW FMIN AMIN T.S.D IFIN 74VHC08F (IC150) BA08ST (IC703) BA15218F (IC605) BA10ST (IC701) V cc L 13942296513 FRONT VIEW N.C.
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D-AJ03 D-AJ03 3 7 63 1515 0 DIODES 1N4004 MTZJ5P6B SVC321SP 1N4148 MTZJ6P2A FRONT VIEW 1N5404 MTZJ7P5A REMOTE CONTROL SENSOR IC PROTECTOR RPM6938-V4 (IC604) ICP-N10T (IC152,153) TOP VIEW FRONT VIEW L 13942296513 LC DISPLAY C-51637-AB (FL501) TOTAL REMAIN OVER...
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D-AJ03 PRINTED WIRING BOARD (1/2) 3 7 6 3 1 5 1 5 0 MAIN P.W.B. UNIT COMPONENT SIDE 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
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PRINTED WIRING BOARD (2/2) D-AJ03 3 7 6 3 1 5 1 5 0 MAIN P.W.B. UNIT FOIL SIDE 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
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D-AJ03 3 7 63 1515 0 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.
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D-AJ03 PARTS LIST OF P.W.B. UNIT ASS’Y 3 7 63 1515 0 MAIN P.W.B. UNIT ASS’Y Ref. No. Part No. Part Name Remarks Q'ty SEMICONDUCTORS GROUP IC145 951 0062 704 LA6558 C43-LA6558 IC146 951 0062 908 TA2157F C43-TA2157F IC149...
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D-AJ03 EXPLODED VIEW 3 7 6 3 1 5 1 5 0 Parts List 1 3 9 4 2 2 9 6 5 1 3 WARNING: Parts marked with this symbol have critical characteristics. Use ONLY replacement parts recommended by the w w w manufacturer.
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CD CUSHION (BLUE) DAMPER(A) DG03-216 951 9002 561 SCREW 3 X 18 RH/ST TYPE‘F’ M19-266 u163 337 0104 002 DENON VERTICAL CD MECH(SHARP) DM40-1-108 951 0071 902 SUPPORT BRACKET M02-1581 951 9001 070 SCREW M3 X 6 BH/ST TYPE‘F’ M19-088...
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D-AJ03 PACKING VIEW 3 7 63 1515 0 Accessories L 13942296513 PARTS LIST OF PACKING & ACCESSORIES Saf. Ref. No. Part No. Part name Remarks Q'ty 951 0075 704 CUSHION(B) TOP P06-661 FILLER P06-675 951 0076 004 CD DOOR SUPPORT+FILLER...
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D-AJ03 3 7 63 1515 0 NOTE FOR SCHEMATIC DIAGRAM 配線図について WARNING: ! 印の部品は安全を維持するために重要な部品です。 Parts marked with this symbol have critical charac- 従って交換時は必ず指定の部品を使用してください。 teristics. Use ONLY replacement parts recommended by the manufacturer. 注) CAUTION: (1) 指定なき抵抗値は Ω、k は kΩ、M は MΩ を...
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D-AJ03 SCHEMATIC DIAGRAMS (1/3) 3 7 6 3 1 5 1 5 0 3.0V 3.0V 1 3 9 4 2 2 9 6 5 1 3 5.0V 5.0V 3.3V 3.3V WARNING: w w w SIGNAL LINE Parts marked with this symbol have critical characteristics.
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D-AJ03 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (2/3) 1 3 9 4 2 2 9 6 5 1 3 NOTICE 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.
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D-AJ03 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS (3/3) 1 3 9 4 2 2 9 6 5 1 3 WARNING: NOTICE Parts marked with this symbol have critical characteristics. ALL RESISTANCE VALUES IN OHM. k=1,000 OHM M=1,000,000 OHM Use ONLY replacement parts recommended by the manufacture.