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JVC UX-DAB11B Service Manual
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JVC UX-DAB11B Service Manual

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SERVICE MANUAL
MICRO COMPONENT SYSTEM
8 S ERVICE MANUAL
MB633
2007
UX-DAB11B, UX-DAB11EN
COPYRIGHT © 2007 Victor Company of Japan, Limited
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade)
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
SP-UXDAB11
CA-UXDAB11

TABLE OF CONTENTS

COPYRIGHT © 2007 Victor Company of Japan, Limited
SP-UXDAB11
No.MB633
2007/8

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  • Page 1: Table Of Contents

    SERVICE MANUAL MICRO COMPONENT SYSTEM MB633 2007 8 S ERVICE MANUAL UX-DAB11B, UX-DAB11EN SP-UXDAB11 CA-UXDAB11 SP-UXDAB11 COPYRIGHT © 2007 Victor Company of Japan, Limited Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade) TABLE OF CONTENTS PRECAUTION.
  • Page 2 SPECIFICATION 40 W (20 W + 20 W) at 6 Ω (10% THD) Amplifier section OUTPUT POWER 6 Ω - 16 Ω Speakers/Impedance Audio input LINE IN 500 mV/47 kΩ (at “IN_LVL1”) 250 mV/47 kΩ (at “IN_LVL2”) 125 mV/47 kΩ (at “IN_LVL3”) Audio output LINE OUT 1.0 Vrms (47 kΩ) (at “OUT_LVL1”)

  • Page 3: Precaution

    SECTION 1 PRECAUTION Safety Precautions (1) This design of this product contains special hardware and voltmeter. many circuits and components specially for safety purpos- Move the resistor connection to each exposed metal es. For continued protection, no changes should be made part, particularly any exposed metal part having a return to the original design unless authorized in writing by the path to the chassis, and measure the AC voltage across...
  • Page 4 1.5 Safety Precautions (U.K only) (1) This design of this product contains special hardware and many circuits and components specially for safety purposes. For con- tinued protection, no changes should be made to the original design unless authorized in writing by the manufacturer. Replace- ment parts must be identical to those used in the original circuits.
  • Page 5 Preventing static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs. 1.6.1 Grounding to prevent damage by static electricity Static electricity in the work area can destroy the optical pickup (laser diode) in devices such as laser products.
  • Page 6 Important for laser products 1.CLASS 1 LASER PRODUCT 5.CAUTION : If safety switches malfunction, the laser is able to function. 2.CAUTION : (For U.S.A.) Visible and/or invisible class II laser radiation 6.CAUTION : Use of controls, adjustments or performance of when open.

  • Page 7: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. SECTION 3 DISASSEMBLY Main body 3.1.1 Removing the METAL COVER (See Fig.1, 2) (1) Remove the six screws A attaching the METAL COVER. (See Fig.1) (2) Remove the two screws B attaching the both side of MET- AL COVER.
  • Page 8 3.1.2 Removing the FRONT PANEL assembly (See Fig.3, 4) (1) Remove the two screws C attaching the FRONT PANEL assembly. (See Fig.3) (2) Disengage one hook a of the bottom side and two hooks b of both side of the FRONT PANEL assembly. (See Fig.3, 4) (3) Disconnect the card wire from FRONT BOARD assembly connected to connector CN432...
  • Page 9 3.1.3 Removing the DAB TUNER PACK (See Fig.5, 6) (1) Disconnect the card wire from DAB TUNER PACK con- nected to connector CN372 of the MAIN BOARD assem- bly. (See Fig.5) (2) Remove the one nut D attaching the DAB TUNER PACK. (See Fig.6) 3.1.4 Removing the TUNER PACK (See Fig.5, 6) (1) Disconnect the card wire from TUNER PACK connected to...
  • Page 10 3.1.5 Removing the REAR PANEL (See Fig.7, 8) (1) Remove the two screws F attaching the SPEAKER TERMI- NAL. (See Fig.7) (2) Remove the two screws G attaching the POWER BOARD assembly. (See Fig.7) (3) Disengage two hooks c engaged both side of REAR PAN- EL.

  • Page 11: See Fig.

    3.1.6 Removing the MAIN BOARD assembly (See Fig.9, 10) (1) Remove the one screw H attaching the earth wire. (See Fig.9) (2) Remove the one screw J attaching the MAIN BOARD as- sembly. (See Fig.10) (3) Disconnect the connectors CN373 CN709 of the MAIN BOARD assembly connected the POWER BOARD assem-...
  • Page 12 3.1.8 Removing the CD MECHANISM assembly (See Fig.12) (1) Remove the two screws L attaching the CD MECHANISM assembly. Fig.12 3.1.9 Removing the FRONT BOARD assembly (See Fig.13) (1) Remove the volume knob. (2) Remove the seven screws M attaching the FRONT BOARD assembly.

  • Page 13: No.mb633)1

    CD mechanism assembly • Remove the CD mechanism assembly from main body. 3.2.1 Removing the CD cover (See Fig.1) (1) Remove the two screws A attaching the CD cover from bot- tom side of CD mechanism assembly. Boss a Fixing part b (2) Lift up the CD cover from disengage boss a of the CD mechanism assembly.
  • Page 14 3.2.3 Removing the traverse mechanism assembly (See Fig.4) (1) Remove the four screws C attaching the traverse mecha- CD mechanism assembly nism assembly from bottom side of CD mechanism assem- bly. CD servo board Card wire (2) Disconnect the card wire from connector CN602 of the CD servo board and then take out the traverse mechanism as-...
  • Page 15 3.2.4 Removing the CD servo board (See Fig.5 and 6) • Remove the traverse mechanism assembly. Solder part e Yellow wire (1) Remove the two screws D attaching the CD servo board from bottom side of traverse mechanism assembly. (See Fig.5) (2) Remove the solder from solder part e of the CD servo White wire...
  • Page 16 3.2.5 Removing the pickup (See Fig.7 to 9) • Remove the traverse mechanism assembly. (1) Remove the one screw E attaching the plate from upper Feed gear Shaft LEAD spring side of traverse mechanism assembly. (See Fig.7) (2) Remove the plate from fixing part k then take out the plate. (See Fig.7) Part m (3) Remove the two screws F attaching the LEAD spring and...

  • Page 17: No.mb633)1

    3.2.7 Removing the feed motor (See Fig.11 to 13) • Remove the traverse mechanism. Yellow wire (1) Remove the yellow wire from solder part q of the CD servo board from upper side of traverse mechanism. (See Fig.11) (2) Remove the white wire from solder part r of the CD servo White wire board.
  • Page 18 3.2.8 Removing the switch board (See Fig.14) (1) Disconnect the card wire from of the switch board Hook v Switch board Wire from bottom side of CD mechanism assembly. (2) Remove the wire from solder part u of the switch board. Solder (3) Remove the one screw H attaching the switch board to CD part u...

  • Page 19: Adjustment

    SECTION 4 ADJUSTMENT TEST MODE (1) In DAB mode, Press "SET" key + "BASS/TRE" key + "POWER" key to enter test mode. (2) FL display indicate SYSTEM MICON version "53095 00". (3) Wait 5 sec., FL indicate the DAB MICON version "V017-00". After this, internal information of DAB MICON indicate to FL sequence to presss "DISPLAY"...

  • Page 20: Troubleshooting

    SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING. 1-20 (No.MB633)
  • Page 21 (No.MB633)1-21...
  • Page 22 Victor company of Japan, Limited Audio/Video Systems category 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MB633) Printed in Japan...
  • Page 23 SCHEMATIC DIAGRAMS MICRO COMPONENT SYSTEM UX-DAB11B,UX-DAB11EN CD-ROM No.SML200708 SP-UXDAB11 CA-UXDAB11 SP-UXDAB11 Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade)
  • Page 24 In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the " " mark nearby are critical for safety.

  • Page 25: Block Diagram

    Block diagram System control & Audio Amp section LCD & Key switch section IC452 D2411 LINEINL/R DI221 Q4501 to Q4503 F+/- STANDBY LCD DISPLAY QP LINK VFDCLK LOPOUT LINP GR1 to 10 L+/- FQPL VFDSTB LED1 ROPOUT Q3601,Q3602 RINP IC501 SG1 to 16 R+/- QPLINK...
  • Page 26 Standard schematic diagrams Primary & Regulator section D901 KBJ4J CN702 CN901 CN701 QGB1214K1-20S QGB2510K2-10 QGF1040F1-23 L902 F901 0.0047/2000 T901 CDIRQ CDIRQ QMFZ059-2R0-E QQR1800-001 L901 -20V CDSTAT QQS0404-001 CDSTAT T2.0AH/250V QQR1800-001 QQLZ037-220 CDRST D954 CDRST L954 3.5V R903 MBR10150CT -23V FC901 FC902 C909 CDDATA...
  • Page 27 Micon section FOR FLASH EMULATOR CN706 ONLY ES&PP STEP MP NO R7092 BACKUPMUTE R7042 VOL1 R7304 2.2K 3.5V 2.2K TUCE VOL1 TUCE VOL2 R7303 3.5V R7041 2.2K TUCK 2.2K 3.5V VOL2 TUCK R7040 2.2K TUDTI TUDTI VOLDT R7064 R7039 2.2K TUDTO 3.5V 3.5V...
  • Page 28 Front panel & Headphone section GNA10051-A3 C4302 47/25 R4301 C4301 47/25 R4302 C4303 2.2/50 R4305 C4308 C4307 C4305 100P GNA10051-A2 IC401 NJM4565M-WE 6.2V C4306 (U only:RT1P431C-X) 100P DI221 QLF0190-001 R4251 C4304 LINEINL Q2411 2.2/50 3.1V LINEINR R4151 3.1V IC241 AGND R2411 NJL23H380A-E LINEOUTL...
  • Page 29 4.7K R4611 3.3K Q3706 DAB12V 2SC3928A/QR/-X Q4606 Q4604 RT1P141C-X KTC812T-X 1.3V Q3702 0.7V RT1P441C-X Q3709 R3703 -11.5V Q3708 -19.7V Q3701 2SC3576-JVC-T US4V C3151 R3155 R3803 C3801 D3802 C3251 R3255 IC372 IC374 IC373 RT9164A-PG-X MM1594AF-X MM1565AF-X C3717 0.022 3.9K 0.1/16 47/25 MTZJ3.3B-T2...
  • Page 30 CD module section TO MICON SECTION CN201 CN203 QGF1040F1-23 QJK043-050600-E TRV+ IC721 TRV- LB1641 C653 C654 0.047 C651 C652 0.047 0.047 R642 R641 C7203 47/16 C649 0.01 C7202 14 13 12 11 10 LOSWOP C650 LOSWCL 47/16 CN721 IC601 QGF1040F1-05 LA6242H-X D605 MA152WA-X...
  • Page 31 DAB module section Loader section EEPROM IC191 QSW1074-001 C191 BR93L76F-W-X 3.3V 0.4V 3.3V QAX0733-001 24.576MHz NAX0935-001X QGF1016F3-05 X371 QAX0732-001 DAB TUNER TU91 (Only Flash) QAU0499-001 REF OUT WRITING ON_BOARD CN101 QGA1002C1-06X PWMVCXO DAB BASE BAND DISG3 MN66721 MP2 DECODER MMOD RESET R113 IF AGC...

  • Page 32: Printed Circuit Boards

    Printed circuit boards (Jack board) Power board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) J4351 J8001 J4352 Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade) W102 K4351 CN103...
  • Page 33 Main board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade) forward side reverse side W309 C5114 L5202 C8207 C9006 W309 C8204...
  • Page 34 CD board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade) forward side reverse side C611 C615 L101 L101 C609 TP205 R619...
  • Page 35 DAB module board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade) forward side IC191 R106 X101 R104 C104 C105 R101 C103...
  • Page 36 Victor Company of Japan, Limited Audio/Video Systems Category 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.MB633SCH)

  • Page 37: Parts List

    PARTS LIST UX-DAB11B,UX-DAB11EN * All printed circuit boards and its assemblies are not available as service parts. - Contents - 3- 2 Exploded view of general assembly and parts list (Block No.M1) 3- 5 CD mechanism assembly and parts list (Block No.MB) 3- 7 CD loading base assembly and parts list (Block No.MD)
  • Page 38 Exploded view of general assembly and parts list Block No. Front board Front View Jack board...
  • Page 39 Power board DAB board Main board The parts without symbol number are not service.
  • Page 40 General Assembly Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local GN10115-005A FRONT PANEL GV40780-001A FELT SPACER (x2) GN20222-005A WINDOW SCREEN GN20223-002A PUSH BUTTON GN20225-006A PUSH BUTTON GN20226-002A ORNAMENT QYSDSF2608ZA TAP SCREW M2.6 x 8mm(x7) GV30349-050A SPACER QYSDSG3008ZA TAP SCREW M3 x 8mm(x2)
  • Page 41 CD mechanism assembly and parts list Block No. Grease JVG-31N GTU-MS1-21M JVS-1003 FL-7750E E-460 3.2mm 0.1mm 12.0mm 0.1mm < Back side > CD servo board The parts without symbol number are not service.
  • Page 42 CD mechanism Block No. [M][B][M][M]  Symbol No. Part No. Part Name Description Local QAL0844-001 PICK UP LV22529-003A RACK ARM VKZ4777-012 MINI SCREW (x2) LV37574-001A RACK ARM SPRING QYSPSGT1425MA TAP SCREW M1.4 x 2.5mm LV10855-004A TM CHASISS LV43648-001A TURN TABLE LV31744-001A P.S.SPRING QAR0302-001...
  • Page 43 CD loading base assembly and parts list Block No. GMU-MS1-21M Grease JVS-1003 CFD-4007ZY2 < Back side > < Top view > Backside CD loading switch board The parts without symbol number are not service.
  • Page 44 CD loading base Block No. [M][D][M][M]  Symbol No. Part No. Part Name Description Local LV11065-010A LOADER SUB ASSY E407140-001SS C.D ROLLER E407149-001SS RUBBER TUBE LV10979-003A TRAY LV35499-003A SHAFT GUIDE LV44022-001A SHAFT QYSSSF2008ZA SCREW QYSDSF2008ZA SCREW (x2) LV41741-004A SPECIAL SCREW QAR0197-001 MOTOR QAR0450-001...
  • Page 45 Electrical parts list Power board  Symbol No. Part No. Part Name Description Local Block No. [0][1] C4306 NDC31HJ-101X C CAPACITOR 100pF 50V J  Symbol No. Part No. Part Name Description Local C4351 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J C4399 NRSA63J-0R0X MG RESISTOR...
  • Page 46 TRANSISTOR C3254 QFVF1HJ-474Z MF CAPACITOR 0.47uF 50V J Q3602 2SC5938A/B/-X TRANSISTOR C3255 QETN1HM-475Z E CAPACITOR 4.7uF 50V M Q3701 2SC3576-JVC-T TRANSISTOR C3256 QETN1HM-475Z E CAPACITOR 4.7uF 50V M Q3702 RT1P441C-X DIGI TRANSISTOR C3259 QETN1HM-475Z E CAPACITOR 4.7uF 50V M Q3705...
  • Page 47  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C4510 NCB31CK-224X C CAPACITOR 0.22uF 16V K C8303 QETN1CM-107Z E CAPACITOR 100uF 16V M C4601 NDC31HJ-471X C CAPACITOR 470pF 50V J C8304 QETN1EM-476Z E CAPACITOR 47uF 25V M...
  • Page 48  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R4602 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R7048 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R4603 NRSA63J-301X MG RESISTOR 300Ω 1/16W J R7049 NRSA63J-223X MG RESISTOR 22kΩ...
  • Page 49  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local L7004 QQL231K-100Y COIL 10uH K NDC31HJ-101X C CAPACITOR 100pF 50V J NBE41CM-106X TA E CAPACITOR 10uF 16V M CN372 QGF1208C1-13 CONNECTOR FFC/FPC (1-13) NBE41CM-106X TA E CAPACITOR 10uF 16V M...
  • Page 50  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R126 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J C626 QEKJ0JM-476Z E CAPACITOR 47uF 6.3V M R127 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J C627 NCF31EZ-104X C CAPACITOR 0.1uF 25V Z...
  • Page 51  Symbol No. Part No. Part Name Description Local R645 NRSA63J-273X MG RESISTOR 27kΩ 1/16W J R646 NRSA63J-562X MG RESISTOR 5.6kΩ 1/16W J R647 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R648 NRSA63J-332X MG RESISTOR 3.3kΩ 1/16W J R649 NRSA63J-562X MG RESISTOR 5.6kΩ...

  • Page 52: Packing Materials And Accessories Parts List

    Packing materials and accessories parts list Block No. No additional / supplemental order of WARRANTY CARDs are available. A2,A3,A4, A5,A7 A1,A6 The parts without symbol number are not service. 3-16...
  • Page 53 Packing and Accessories Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local GVT0223-001B INST BOOK GVT0223-002A INST BOOK GER DAN SWE QAL0457-001 ANT.WIRE QAL0858-001 ANT.WIRE QAL0014-003 AM LOOP ANT RM-SUXDAB11R REMCON UNIT ------------ WARRANTY CARD BT-54032-1 QQR1607-001 FERRITE CORE UXDAB11E-SPBOX SPK WITH BOX...

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