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JVC KD-S5055 Service Manual

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3 7 63 1515 0
SERVICE MANUAL
11
2003
MA027
TE
L 13942296513
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-24
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-25
www
.
CD RECEIVER
KD-S5055
LOUD
SEL

TABLE OF CONTENTS

x
u163
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LIMITED
http://www.xiaoyu163.com
2 9
8
DIRECT TRACK ACCESS
Q Q
3
6 7
1 3
1 5
co
.
9 4
2 8
Area suffix
U ---------------------- Other Area
0 5
8
2 9
9 4
2 8
m
No.MA027
9 9
9 9
2003/11

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  • Page 1: Table Of Contents

    3 7 63 1515 0 SERVICE MANUAL CD RECEIVER MA027 2003 KD-S5055 Area suffix U ---------------------- Other Area DIRECT TRACK ACCESS LOUD L 13942296513 TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 http://www.xiaoyu163.com 3 7 63 1515 0 SPECIFICATION AUDIO AMPLIFIER SECTION Maximum Power Output Front 45 watts per channel Rear 45 watts per channel 17 watts per channel into 4 Ω, 40 Hz to 20 000 Hz at no more than Continuous Power Output (RMS) Front 0.8% total harmonic distortion.

  • Page 3: Precaution

    http://www.xiaoyu163.com 3 7 63 1515 0 SECTION 1 PRECAUTION Safety Precautions Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system. Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check.
  • Page 4 http://www.xiaoyu163.com 3 7 63 1515 0 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. 1.2.1 Grounding to prevent damage by static electricity Static electricity in the work area can destroy the optical pickup (laser diode) in devices such as CD players.

  • Page 5: Specific Service Instructions

    http://www.xiaoyu163.com 3 7 63 1515 0 SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. L 13942296513 u163 (No.MA027)1-5 http://www.xiaoyu163.com...

  • Page 6: Disassembly

    http://www.xiaoyu163.com 3 7 63 1515 0 SECTION 3 DISASSEMBLY Main body 3.1.1 Removing the front panel assembly Front panel assembly (See Fig.1) (1) Push the detach button in the lower right part of the front panel assembly and remove the front panel assembly. Detach button Fig.1 3.1.2 Removing the bottom cover...
  • Page 7 http://www.xiaoyu163.com 3 7 63 1515 0 3.1.4 Removing the side panel (See Fig.4) • Prior to performing the following procedure, remove the front panel assembly as required. (1) Remove the screw B and two screws C attaching the heat sink on the left side of the main body, and remove the side panel.

  • Page 8: No.ma027)1

    http://www.xiaoyu163.com 3 7 63 1515 0 3.1.7 Removing the CD mechanism assembly (See Fig.7) • Prior to performing the following procedure, remove the front panel assembly, front chassis assembly, side panel, bottom cover, rear bracket, main board and CD mechanism board. (1) Remove the three screws H attaching the top chassis.
  • Page 9 http://www.xiaoyu163.com 3 7 63 1515 0 CD Mechanism Assembly 3.2.1 Removing the top cover (See Figs.1 and 2) (1) Remove the two screws A on the both side of the body. (2) Lift the front side of the top cover and move the top cover backward to release the two joints a.

  • Page 10: No.ma027)1

    http://www.xiaoyu163.com 3 7 63 1515 0 3.2.2 Removing the connector board Wires (See Figs.3 to 5) CAUTION: Before disconnecting the flexible wire from the pickup, solder the short-circuit point on the pickup. No observance of this in- struction may cause damage of the pickup. (1) Remove the screw B fixing the connector board.
  • Page 11 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.3 Removing the DET switch (See Figs.6 and 7) (1) Extend the two tabs c of the feed sw. holder and pull out the switch. (2) Unsolder the DET switch wire if necessary. DET switch Connector board Pickup...
  • Page 12 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.4 Removing the chassis unit (See Figs.8 and 9) • Prior to performing the following procedure, remove the top Chassis unit cover and connector board. Suspension spring (L) Suspension spring (R) (1) Remove the two suspension springs (L) and (R) attaching the chassis unit to the frame.

  • Page 13: Http://Www.xiaoyu163.Com

    http://www.xiaoyu163.com 3 7 63 1515 0 3.2.5 Removing the clamper assembly (See Figs.10 and 11) • Prior to performing the following procedure, remove the top cover. (1) Remove the clamper arm spring. Clamper arm spring (2) Move the clamper assembly in the direction of the arrow to release the two joints d.

  • Page 14: No.ma027)1

    http://www.xiaoyu163.com 3 7 63 1515 0 3.2.6 Removing the loading / feed motor assembly (See Figs.12 and 13) • Prior to performing the following procedure, remove the top cover, connector board and chassis unit. (1) Remove the screw C and move the loading / feed motor assembly in the direction of the arrow to remove it from the chassis rivet assembly.
  • Page 15 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.7 Removing the pickup unit Pickup unit (See Figs.14 to 18) • Prior to performing the following procedure, remove the top cover, connector board and chassis unit. (1) Remove the screw D and pull out the pu. shaft holder from Part e the pu.
  • Page 16 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.9 Removing the trigger arm Joint k (See Figs.19 and 20) • Prior to performing the following procedure, remove the top cover, connector board and clamper unit. (1) Turn the trigger arm in the direction of the arrow to release Trigger arm the joint k and pull out upward.
  • Page 17 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.11 Removing the mode sw. / select lock arm Link plate Joint t (See Figs.22 and 23) Mode sw. • Prior to performing the following procedure, remove the top plate assembly. Select lock arm (1) Bring up the mode sw.
  • Page 18 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.12 Reassembling the mode sw. / select lock arm Select lock arm spring (See Figs.24 to 26) Hook w REFERENCE: Reverse the above removing procedure. Joint v (1) Reattach the select lock arm spring to the top plate and set Joint v the shorter end of the select lock arm spring to the hook w on the top plate.
  • Page 19 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.13 Removing the select arm R / link plate Joint c' Link plate Joint r (See Figs.27 and 28) Joint b' Select arm R • Prior to performing the following procedure, remove the top plate assembly.
  • Page 20 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.15 Removing the loading roller assembly Loading roller assembly (See Figs.31 to 33) • Prior to performing the following procedure, remove the Roller guide clamper assembly and top plate assembly. spring (1) Push inward the loading roller assembly on the gear side and detach it upward from the slot of the joint g' of the lock arm rivet assembly.
  • Page 21 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.16 Removing the loading gear 5, 6 and 7 Loading gear bracket (See Figs.35 and 36) • Prior to performing the following procedure, remove the top Loading gear 6 cover, chassis unit, pickup unit and top plate assembly. (1) Remove the screw K attaching the loading gear bracket.
  • Page 22 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.17 Removing the gears Joint p' (See Figs.37 to 40) • Prior to performing the following procedure, remove the top Change plate cover, chassis unit, top plate assembly and pickup unit. rivet assembly • Pull out the loading gear 3. (See Fig.35.) (1) Pull out the feed gear.
  • Page 23 http://www.xiaoyu163.com 3 7 63 1515 0 3.2.18 Removing the turn table / spindle motor Turn table (See Figs.41 and 42) • Prior to performing the following procedure, remove the top cover, connector board, chassis unit and clamper assembly. (1) Remove the two screws L attaching the spindle motor as- sembly through the slot of the turn table on top of the body.

  • Page 24: Adjustment

    (3) Digital tester Output Level Line out 2.0V (Vol. MAX) (4) Tracking offset meter (5) Test Disc JVC :CTS-1000 Dummy load (6) Extension cable for check Exclusive dummy load should be used for AM,and FM. For FM EXTSH002-22P × 1 dummy load,there is a loss of 6dB between SSG output and antenna input.The loss of 6dB need not be considered since...

  • Page 25: Troubleshooting

    http://www.xiaoyu163.com 3 7 63 1515 0 SECTION 5 TROUBLESHOOTING Feed section Is the voltage output at Is the wiring for IC561 Is 5V present at IC541 Check CD 8V. IC561 pin 22 5v or 0V pin 22 correct? pin 14? Check the vicinity of IC561.
  • Page 26 http://www.xiaoyu163.com 3 7 63 1515 0 Signal processing section Is the sound output from No sound from either Compare the L-ch and both channels (L, R)? channel. R-ch to locate the defctive point. Normal Is 9V present at IC301 pin Check the viciniyt of the Q321 audio power supply.
  • Page 27 http://www.xiaoyu163.com 3 7 63 1515 0 Maintenance of laser pickup Replacement of laser pickup (1) Cleaning the pick up lens Turn off the power switch and,disconnect the Before you replace the pick up, please try to clean the lens power cord from the ac outlet. with a alcohol soaked cotton swab.
  • Page 28 http://www.xiaoyu163.com 3 7 63 1515 0 16pin cord diagram Black Green BL/WH Violet Blue Gray WH/BK White Yellow GN/BK VI/BK GY/BK 16 YL MEMORY 8 BK 7 RD 5 BL/WH REMOTE 4 WH L 13942296513 12 WH/BK 3 GN 11 GN/BK 2 VI 10 VI/BK 1 GY...
  • Page 29 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY MOBILE ENTERTAINMENT CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MA027) Printed in Japan http://www.xiaoyu163.com...

  • Page 30: Schematic Diagrams

    3 7 63 1515 0 SCHEMATIC DIAGRAMS CD RECEIVER KD-S5055 CD-ROM No.SML200311 Area suffix U ---------------------- Other Area L 13942296513 DIRECT TRACK ACCESS LOUD Contents Block diagram Standard schematic diagrams Printed circuit boards 2-5, 6 u163 No.MA027SCH COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.

  • Page 31: Precaution 2

    http://www.xiaoyu163.com 3 7 63 1515 0 Safety precaution Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system. Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check.

  • Page 32: Block Diagram

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 Block diagram CJ701 L-CH TU701 R-CH FM/AM CJ321 TUNER LINE OUT REAR L SW1,SW2,PSW REAR R SD/ST MONO CD.RESET,STATUS TRD,FOD SM,IFC SPINDLE+ SUBQ,SQCK,TLOCK IC321 TRV,TVD FM/AM IC301 SPINDLE- FLOCK,CD.SENSE ECM,ECS POWER POSITION SET IC541...
  • Page 33 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 Standard schematic diagrams Main amplifier section TU701 QAU0311-001 CJ701 QNB0100-002 Q861 L701 4.7u UN2111-X MUTE R201 R703 R101 R701 R333 R334 CJ321 D332 QNN0519-001 R336 2.2k Q332 2SD1781K/QR/-X MA111-X Q791 2SB1197K/QR/-X R735 R702...
  • Page 34 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 CD servo section D551 1A3G-T1 C552 C551 0.01 220/10 C543 0.033 R596 8.2k C541 IC561 22/16 MN6627482WA Q541 2SA2093/QR/-T C540 CD8V CD.RESET STATUS KICK IC541 SUBQ C570 SQCK LA6589H-X 0.022 TLOCK FLOCK C574...
  • Page 35 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 LCD & Key control section IC602 RPM6938-SV4 C611 C612 0.012 R662 4.7/6.3 D644 MA8062/M/-X CJ601 VMC0355-001 R661 LCD1 ILL-10V QLD0292-001 REMOCON LCD.CLK LCD.SO IC601 LCD.CE KEY0 KEY1 KEY2 1 3 9 4 2 2 9 6 5 1 3 R605 R604 R603...
  • Page 36 http://www.xiaoyu163.com 3 7 63 1515 0 Printed circuit boards Main board D904 R862 C915 C901 R861 L901 R911 D869 IC901 D867 D861 C996 R904 C902 Q332 C862 D901 C910 C905 R903 R336 R902 C331 C906 D903 C303 B898 D332 C909 C302 R909 CJ701...
  • Page 37 http://www.xiaoyu163.com 3 7 63 1515 0 Front board Forward side D620 S619 D615 R616 R611 S604 D603 R610 R617 D601 S620 S603 R604 D616 D604 R638 R602 D731 R639 R615 R601 R614 S602 S607 R606 S605 D732 R637 S617 R636 D602 D605 LCD1...
  • Page 38 http://www.xiaoyu163.com 3 7 63 1515 0 < M E M O > L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 39 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY MOBILE ENTERTAINMENT CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.MA027SCH) http://www.xiaoyu163.com...

  • Page 40: Parts List

    3 7 63 1515 0 PARTS LIST [ KD-S5055 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix U ---------------------- Other Areas L 13942296513 - Contents - 3- 2 Exploded view of general assembly and parts list (Block No.M1) 3- 4 CD mechanism assembly and parts list (Block No.MB)
  • Page 41 http://www.xiaoyu163.com 3 7 63 1515 0 Exploded view of general assmbly and parts list Block No. L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 42 http://www.xiaoyu163.com 3 7 63 1515 0 General assembly Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local GE10043-210A TOP CHASSIS GE40135-001A EARTH PLATE GE30938-003A SIDE PANEL GE30393-002A BOTTOM COVER FSMA3004-203 INSULATOR QYSDST2604Z SCREW 2.6mm x 4mm(x3) FSKZ4005-001 SCREW (x2) QYSDST2604Z...
  • Page 43 http://www.xiaoyu163.com 3 7 63 1515 0 CD mechanism assembly and parts list Block No. Grease TNG-87 TN-2001-1011 GP-501MK CFD-005Z GP-501A L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 44 http://www.xiaoyu163.com 3 7 63 1515 0 CD mechanism Block No. [M]B][M][M]  Symbol No. Part No. Part Name Description Local 30320101T FRAME 30320102T TOP COVER 30320115T DANPER F 30320116T DANPER R 303205505T CHASSIS RIVET 303205503T CHANGE P. RVT A 303205301T CLAMPER ASS'Y 303205302T SPINDLE MOTOR A...
  • Page 45 http://www.xiaoyu163.com 3 7 63 1515 0 Electrical parts list Main board  Symbol No. Part No. Part Name Description Local Block No. [0][1][0][0] C311 QEKJ1AM-107Z E CAPACITOR 100uF 10V M  Symbol No. Part No. Part Name Description Local C312 QEKJ1CM-476Z E CAPACITOR 47uF 16V M...
  • Page 46 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local C574 NCB31EK-103X C CAPACITOR 0.01uF 25V K R408 NRSA63J-273X MG RESISTOR 27kΩ 1/16W J C576 NCB31HK-152X C CAPACITOR 1500pF 50V K R433...

  • Page 47: Front Board

    http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R807 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J D609 SML-310VT/JK/-X R808 NRS181J-102X MG RESISTOR 1kΩ 1/8W J D610 SML-310VT/JK/-X R809...
  • Page 48 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local S613 NSW0206-001X TACT SWITCH S614 NSW0206-001X TACT SWITCH S615 NSW0206-001X TACT SWITCH S616 NSW0206-001X TACT SWITCH S617 NSW0206-001X TACT SWITCH S618 NSW0206-001X TACT SWITCH S619 NSW0206-001X TACT SWITCH S620...
  • Page 49 http://www.xiaoyu163.com 3 7 63 1515 0 Packing materials and accessories parts list Block No. A1,A2.A3,A4 L 13942296513 KIT : A5,A6,A7 A8,A9 u163 3-10 http://www.xiaoyu163.com...
  • Page 50 http://www.xiaoyu163.com 3 7 63 1515 0 Packing and accessories Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local ENG CHI(TAIWAN) GET0172-001A INST BOOK THA ARA GET0172-002A INST BOOK GET0172-003A INSTALL MANUAL GET0172-004A INSTALL MANUAL VKZ4027-202 PLUG NUT VKH4871-001SS MOUNT BOLT VKZ4328-001...

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