JVC HX-GX7 Service Manual
  1. Manuals
  2. Brands
  3. JVC Manuals
  4. Speaker System
  5. HX-GX7
  6. Service manual
JVC HX-GX7 Service Manual

JVC HX-GX7 Service Manual

Compact component system
Hide thumbs Also See for HX-GX7:
Table of Contents

Advertisement

Quick Links

See also: Instruction Manual
SERVICE MANUAL
COMPACT COMPONENT SYSTEM
3
2004
MB161
SP-HXGX7
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-37
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-41
HX-GX7
CA-HXGX7

TABLE OF CONTENTS

COPYRIGHT © 2004 VICTOR COMPANY OF JAPAN, LIMITED
Area suffix
J ----------------------------- U.S.A.
C -------------------------- Canada
SP-HXGX7
No.MB161
2004/3

Advertisement

Table of Contents
loading

Related Manuals for JVC HX-GX7

Summary of Contents for JVC HX-GX7

  • Page 1: Table Of Contents

    SERVICE MANUAL COMPACT COMPONENT SYSTEM MB161 2004 HX-GX7 Area suffix J ----------------------------- U.S.A. C -------------------------- Canada SP-HXGX7 CA-HXGX7 SP-HXGX7 TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 SPECIFICATION Amplifier section-CA-HXGX7 Output Power 180 W per channel, min. RMS, driven into 6 Ω at 63 Hz with no more than 10 %total SUBWOOFERS harmonic distortion. 80 W per channel, min. RMS, driven into 6 Ω at 1 kHz with no more than 10 %total MAIN SPEAKERS harmonic distortion.

  • 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 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. 1.5.1 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 5 Importance administering point on the safety F001 6.3A-125V F101 F102 F104 Caution: For continued protection against risk of fire, replace only with same type 6.3 A/125 V for F001, 8 A/125 V for F101 and F102, 3.15 A/125 V for F104. This symbol specifies type of fast operating fuse.

  • Page 6: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. 1-6 (No.MB161)

  • Page 7: Disassembly

    SECTION 3 DISASSEMBLY Main body section 3.1.1 Removing the metal cover (See Figs.1 to 3) (1) From the back side of the main body, remove the six screws A attaching the metal cover. (See Fig.1.) Metal cover (2) From the both sides of the main body, remove the two screws B attaching the metal cover.
  • Page 8 3.1.2 Removing the front panel assembly (See Figs.4 to 7) • Prior to performing the following procedures, remove the metal CN205 cover. Bridge board Parallel wire (1) From the right side of the main body, disconnect the card wires from the connectors (CN43, CN44, CN802, CN803) on the main board.
  • Page 9 3.1.3 Removing the tuner (See Figs.8 and 9.) • Prior to performing the following procedures, remove the metal CN560 Card wires cover. (1) From the right side of the main body, disconnect the card wire from the connector CN560 on the main board. (See Fig.8.) (2) From the back side of the main body, remove the two screws E attaching the tuner to the rear panel.
  • Page 10 3.1.4 Removing the rear panel (See Figs.10 to 12) • Prior to performing the following procedures, remove the metal Bridge board cover. (1) From the top side of the main body, disconnect the wire CN202 from the connector CN202 on the bridge board. (See Fig.10.) (2) From the back side of the main body, remove the screw F and two screws G attaching the rear cover.
  • Page 11 3.1.6 Removing the main board (See Figs.13 and 14) • Prior to performing the following procedures, remove the metal Card wires Main board cover and rear panel. CN803 CN802 Reference: Remove the tuner as required. (1) From the right side of the main body, disconnect the card wires from the connectors (CN43, CN44, CN661, CN802, CN803) on the main board.

  • Page 12: No.mb161)1

    3.1.7 Removing the main amplifier board/subwoofer amplifier boards (See Figs.15 to 17) • Prior to performing the following procedures, remove the metal Bridge board cover, rear panel and main board. Wires (1) From the top side of the main body, disconnect the wires from the connector (CN206, CN208) on the bridge board.
  • Page 13 3.1.8 Removing the connection board (See Fig.18.) • Prior to performing the following procedure, remove the metal Connection board cover, rear panel, main board and main amplifier/subwoofer amplifier boards. (1) From the top side of the main body, remove the two screws R attaching the connection board on the chassis base.
  • Page 14 3.1.10 Removing the 5CD changer mechanism assembly (See Figs.21 and 23) • Prior to performing the following procedures, remove the metal Front panel assembly cover, rear panel, main board and bridge board. (1) From the both sides of the main body, remove the two 5CD changer mechanism assembly screws T attaching the 5CD changer mechanism assembly to the front panel assembly.
  • Page 15 3.1.11 Removing the primary board (See Figs.19,21,22,24 and 25) • Prior to performing the following procedures, remove the metal Primary board cover, rear panel and main board. (1) From the top side of the main body, disconnect the wires from the connectors (CN206, CN208, CN214) on the bridge board.
  • Page 16 3.1.13 Removing the switch board (See Fig.27) • Prior to performing the following procedures, remove the metal Front panel assembly cover and front panel assembly. (1) From the inside of the front panel assembly, remove the three screws AB attaching the switch board. (2) Take out the switch board and remove the soldered section x on the switch board to remove the parallel wire.
  • Page 17 3.1.16 Removing the microphone board (See Fig.30) • Prior to performing the following procedure, remove the metal Microphone board cover and front panel assembly. (1) From the inside of the front panel assembly, remove the six screws AE and screw AE’ attaching the microphone board. Reference: •...
  • Page 18 CD changer mechanism 3.2.1 Removing the tray assembly (See Fig.1 ~ 5) Open det lever (1) Remove the two screws A from the top cover and release the two joints a on both sides of the body. (2) Remove the top cover with the two rods attached to the top cover and lifter assembly respectively.
  • Page 19 3.2.2 Removing the servo control board Card wire (See Fig.6 ~ 9) Caution: Short round Solder the short-circuit point on the pickup before disconnect- ing the card wire extending from the pickup. If you do not follow this instruction, the pickup may be damaged. and each (1) Disconnect the card wire from connector CN251...
  • Page 20 3.2.4 Removing the motor board (See Fig.10 , 11) • Prior to performing the following procedure, remove the servo control board. (1) Turn over the body and remove the two screws D. Move the CD module bkt. in the direction of the arrow to release two joints f.
  • Page 21 3.2.5 Removing the CD tramecha assembly (See Fig.12) • Prior to performing the following procedure, remove the servo control board. (1) Turn over the body and remove the three screws F attach- ing the tramecha. CD Tramecha assembly Fig.12 (No.MB161)1-21...
  • Page 22 3.2.6 Removing the pickup (See Fig.13 , 14) Mecha base • Prior to performing the following procedure, remove the servo Pickup assembly control board and CD tramecha assembly. (1) From top of the CD tramecha assembly, turn the cam gear in the direction of the arrow to move the pickup assembly outward.
  • Page 23 3.2.7 Removing the side (L)/ tray switch board (See Fig.15 ~ 17) • Prior to performing the following procedure, remove the tray assembly. (1) Remove the two screws H attaching the side (L) on top of the body. (2) From the side of the body, remove the spacer fixing the tray switch board and motor board.
  • Page 24 3.2.8 Removing the side (R) assembly Side (R) assembly (See Fig.18 ~ 22) • Prior to performing the following procedure, remove the tray assembly. (1) Push and release the two tabs m of the gear cover through the two notches inside the side (R) assembly. Remove the gear cover outward.
  • Page 25 3.2.9 Removing the lifter assembly Hook (See Fig.23 ~ 27) • Prior to performing the following procedure, remove the tray assembly and side (L)/ side (R) assembly. (1) From top of the body, turn the 1 gear clockwise to move the lifter assembly upward as shown in Fig.24.
  • Page 26 3.2.10 Removing the rack holder assembly/ sensor assembly (See Fig.28 ~ 33) • Prior to performing the following procedure, remove the tray 1 gear assembly, side (L)/ side (R) assembly, lifter assembly. Attention: If the slide gear of the body places at joint w of the rack holder assembly, turn the 1 gear counterclockwise to move the slide gear toward the front.
  • Page 27 Sensor board Soldering point SV resister Sensor assembly Sensor braket Sensor slider Fig.32 Spring Sensor assembly Fig.30 Sensor slider Spring Slide gear Fig.31 Slide lever Spring Fig.33 (No.MB161)1-27...
  • Page 28 3.2.11 Removing the motor (See Fig.34 ,35) • Prior to performing the following procedure, remove the servo control board and top cover. Attention: You need not to remove the tray assembly, and in such case, move it. (1) Remove the two belts on top of the body. Motor (2) Remove the four screws N attaching the motor.
  • Page 29 3.2.12 Taking out the CD in play mode Tray assembly (See Fig.36 ~ 39) Attention: Refer to “Removing the tray assembly”. (1) Remove the top cover upward. (2) Unlock the tray assembly and draw out the tray assembly toward the front. (3) From top of the body, turn the 1 gear clockwise to move the lifter assembly upward.
  • Page 30 Cassette mechanism assembly 3.3.1 Removing the Play/Record & Clear head Cassette mechanism assembly Fly wheelR (See Fig.1~3) (1) While moving the trigger arm on the right side of the head mount in the direction of the arrow, turn the flywheel R counterclockwise until the head mount comes ahead and clicks.
  • Page 31 3.3.2 Removing the head amplifier & mechanism control board (See Fig.4) (1) Turn over the cassette mechanism assembly and remove Main motor assembly the three screws A attaching the head amplifier & mecha- nism control board. Capstan belt (2) Disconnect the flexible wire from connector CN31 on the head amplifier &...
  • Page 32 3.3.4 Removing the flywheel (See Fig.8, 9) • Prior to performing the following procedure, remove the head amplifier & mechanism control board and the main motor as- sembly. (1) From the front side of the cassette mechanism, remove the slit washers attaching the capstan shaft L and R. Pull out the flywheels backward.
  • Page 33 3.3.6 Reattaching the Play/ Record & Clear head (See Fig.11~13) (1) Reattaching the head mount assembly. a) Change front of the direction cover of the head mount assembly to the left (Turn the head forward). b) Fit the bosses O', P', Q', U' and V' on the head mount assembly to the holes P and V, the slots O, U and Q of the mechanism sub assembly (See Fig.11 to 13).
  • Page 34 Speaker section 3.4.1 Removing the side panel assembly (See Fig.1) (1) From the side of the speaker main body, remove the seven screws A and screw B attaching the side panel assembly . Side panel assembly Fig.1 3.4.2 Removing the subwoofer (See Fig.2) •...
  • Page 35 3.4.3 Removing the front panel assembly (See Figs.3 and 4) • Prior to performing the following procedures, remove the side Front panel assembly panel assembly. (1) Remove the four screws D attaching the front panel as- sembly. (See Fig.3.) (2) Release the two joints a. (See Fig.3.) Caution: When removing the front panel assembly from the speaker main body, do not break or damage them that...
  • Page 36 3.4.5 Removing the top woofer (See Fig.5) • Prior to performing the following procedures, remove the side Top woofer panel and front panel assemblies. (1) Remove the four screws F attaching the top woofer. (2) From the back side of the top woofer, disconnect the red and black wires from the terminal.

  • Page 37: Adjustment

    SECTION 4 ADJUSTMENT Measurement Instruments Required for Adjustment (1) Low frequency oscillator 4.2.2 Tuner section This oscillator should have a capacity to output 0dBs to Voltage applied to tuner +B : DC5.7V 600Ω at an oscillation frequency of 50Hz-20kHz. VT : DC 12V (2) Attenuator impedance : 600Ω...
  • Page 38 Cassette mechanism adjustment Head azinuth Head azinuth adjustment screw adjustment screw (Forward side) (Reverse side) CN31 Head azinuth Head azinuth R/P head, Erase head adjustment screw adjustment screw (Forward side) (Reverse side) Mecha control board Motor speed VR37 VR37 R371 FW100 CN33 C374...
  • Page 39 4.3.1 Mechanism section Adjustment Item Condition Measurement method Ref. value position Head azimuth Test tape (1) Playback the test tape VT703L (8kHz). Maximum output Only adjust :VT703L (8kHz) (2) Adjust to maximum output level by azi- at changed Output terminal muth adjustment screw for forward side head :Speaker out...
  • Page 40 4.3.2 Electrical adjustment Adjustment Item Condition Measurement method Ref. value position Recording BIAS • Forward or Reverse (1) Set the test tape(AC-514 TYPE ll and AC-225 VR31 adjustment • Test tape AC-225 TYPE l), then make REC/ : 4.20µA : AC-514 TYPE ll PAUSE condition.

  • Page 41: Troubleshooting

    SECTION 5 TROUBLESHOOTING Flow of functional operation untill TOC read Check Point Slider turns REST Power ON Play Key Confirm that the voltage at the pin5 SW ON. of CN801 is "H"\"L"\"H". Automatic tuning of TE offset Check that the voltage at the Laser ON pin40 of IC651 is + 5V? Detection of disc...
  • Page 42 Maintenance of laser pickup (CD) Replacement of laser pickup (CD) (1) Cleaning the pick up lens Before you replace the pick up, please try to clean the lens Turn off the power switch and, disconnect the with a alcohol soaked cotton swab. power cord from the AC outlet.
  • Page 43 Service mode 5.4.1 Confirming contents (1) System micon reset (2) System micon cold start (3) FL display check (4) Micon version check 5.4.2 Confirming methods 1. System micon reset When CD mechanism stuck, this may solve the problem without removing/inserting power cord. STANDBY/ON, CANCEL Press the buttons on the main unit...
  • Page 44 4. Micon version check You can confirm Micon version and destination. Insert the power cord in an outlet, and press the STANDBY/ON button on the main unit or remote controller. Press the FADE MUTING, STOP and STANDBY/ON buttons on the remote controller.
  • Page 45 5.4.3 Indicating check for FL display Function FL display Note SOURCE TAPE : PRESET NUMBER : PRESET NUMBER TUNER TEMPORARY TEMPORARY PRESET MEMOERY BLINKING PRESET MEMOERY BLINKING PRESET MEMOERY TEMPORARY TAPE PLAY REVERSE TEMPORARY FF/REW MUSIC SCAN CD REC "CD REC FINISHED" SCROLL CD REC STOP VOLME UP/DOWN...
  • Page 46 Function FL display Note TONE SETTING TONE MEMORY TONE MEMORY RANGE: -3 TONE MEMORY RANGE: -3 TONE MEMORY NUMBER BLINKING TONE MEMORY TEMPORARY KARAOKE KARAOKE ON TEMPORARY KARAOKE OFF TEMPORARY MIC MIX MIC MIX TEMPORARY MIC OFF ECHO ECHO RANGE: 1 ECHO OFF KEY CONTROL KEYCON...
  • Page 47 Function FL display Note REC TIMER SELECT HOUR BLINKING MINUTE BLINKING HOUR BLINKING MINUTE BLINKING BLINKING BLINKING BLINKING TEST (ROM) by Remocon "B332" ROM correction +3 CHARACTORS 4 CHARACTORS (including ROM CORR) J / E / A / US / UW / UX CD STATUS OPEN SOURCE CD and CURRENT ONLY...
  • Page 48 Function FL display Note PROGRAM PROGRAM MODE DISC INPUT (Disc# key) DISC#, TRACK# Blink TRACK INPUT 10key or SEARCH Jog input STOP PLAY DEPEND ON DISC TYPE FULL MEMORY TEMPORARY RANDOM RANDOM MODE SEARCH : MOVING PLAY DEPEND ON DISC TYPE REPEAT REPEAT 1 track CD/MP3 case...
  • Page 49 Function FL display Note DEMO OFF BEEP BEEP ON BEEP OFF TRAY LOCK LOCK UNLOCK AM STEP CHANGE 9 kHz 10 kHz (No.MB161)1-49...
  • Page 50 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MB161) Printed in Japan...

  • Page 51: Schematic Diagrams

    SCHEMATIC DIAGRAMS COMPACT COMPONENT SYSTEM HX-GX7 CD-ROM No.SML200403 Area suffix J ----------------------------- U.S.A. C -------------------------- Canada SP-HXGX7 CA-HXGX7 SP-HXGX7 Contents Block diagram Standard schematic diagrams 2-9 to 13 Printed circuit boards No.MB161SCH COPYRIGHT 2004 VICTOR COMPANY OF JAPAN, LTD. 2004/3...
  • Page 52 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 53: Block Diagram

    Block diagram CD changer mechanism control / CD servo and CD system control section External input / Source select switch section 9V,M9V TUNER TBAL,FBAL,TE,FE,GCTL,/RFDET OUTL,OUTR S5V,5.6V IC651 OFT,BDO,ARF,RFENV MAINL DIGITAL SERVO SWIN MAINR BASS1 IC601 & CN710 CN610 BASS2 Q515 to Q517 RF &...
  • Page 54 Standard schematic diagrams Primary with main transformer section FW204 QJK015-082614 T001 QQT0423-001 F101 8A-125V F102 8A-125V F001 S4CT 6.3A-125V F104 3.15A-125V FW202 QUM154-21DGZ4 R275 SGND R277 S3CT R200 3.3M Parts are safety assurance parts. When replacing those parts make sure to use the specified one. SHEET 1...
  • Page 55 J200 QNB0193-002 (SHEET 4) (SHEET 3) CN201 IC600 C268 QGD2504C1-04Z STK432-070 1000P C269 Q234 KRA111M-T 1000P R250 C600 Q230 R600 C270 2SC3576-JVC-T 4.7K C609 1000P 10/35 C601 220P 220P R251 Q231 C271 2SC3576-JVC-T 1000P 4.7K R268 C266 R269 C267 D600 0.1uF...
  • Page 56 External input / Source select switch section To TUNER (SHEET 4) (SHEET 4) (SHEET 2) CN803 QGF1205F1-15 CN802 CN715 CN560 QGF1205F1-23 CN801 S1100 QGD2504C1-03Z QGF1205F1-11 QGF1210G1-07 QSW0454-001 CN502 NTSC/PAL QGF1205F1-21 CN110 QGF1036F1-26 Yout Yout Cout Cout CrOUT CrOUT CbOUT CbOUT IC580 COMP_OUT COMPOUT...
  • Page 57 FL display / System control / User control keys section IC953 HA17558AF-X L1002 C915 R911 47uH 4.7K 0.22/50 C914 4.7/50 C917 1SS119-041-T2 GND1 J1001 D916 R914 QUB220-21DMHP R912 QNSO204-001 C918 R920 L1003 C1003 R915 150P 1.5K C916 R913 330P R921 2.2uH 2200P D915...
  • Page 58 CD changer mechanism control / CD servo and CD system control section CN251 QGF1036F1-15 TR3_CL TR2_CL TR4_CL TR1_CL TR5_CL S.TR_ST C201 CN653 M.TR_OP 0.1/16 (SHEET 6) POS_UP TR_OP POS_DOWN BR24C08FV-X R601 5.6k TBAL TR_CL C603 FBAL R283 R282 COPY 0.1/16 R602 R267 TXTCK...
  • Page 59 CD tray control section QVY0002-B14 WJM0331-001A QSW0886-002 WJM0330-001A LB1641 LB1641 TR3_CL TR2_CL QSW0931-001 TR4_CL TR1_CL TR5_CL M.TR_OP M.TR_OP TR5_CL TR5_CL TR4_CL TR4_CL POS_UP TR3_CL TR3_CL TR_OP TR2_CL TR2_CL POS_DOWN TR1_CL TR1_CL TR_CL 0.1/50 0.1/50 QSW0886-002 QRA0164-001 QRA0164-001 SHEET 6...
  • Page 60 MSI-5U2LWA R371 R108 RECL R106 R302 R110 2.2K CN42 Q342 QGF1205F1-09 KRA111M-T C104 VR37 C102 QVP0077-103Z 0.01 220p R306 Q343 2SC3576-JVC-T 4.7K R336 Q344 R344 C340 2SC3576-JVC-T 47/50V CN32 4.7K QGF1205F1-09 R339 C341 Q345 R345 100K C304 1/50V 2SC3576-JVC-T 10/16V R304 4.7K...

  • Page 61: Printed Circuit Boards

    Printed circuit boards Power board J200 C271 C260 C270 C265 R269 Q220 R266 C264 R240 CN208 CN206 C261 R229 C240 R268 R267 D227 C266 R237 D228 R230 R236 R238 R239 CN207 D230 R232 C236 C235 D235 Q215 C234 D234 CN202 D200 Q216 R234...
  • Page 62 Input board (Main board) EP402 B5123 Q535 EP401 R542 R124 IC534 R534 D515 D516 R515 R517 B5144 C486 R486 Q515 Q516 S1100 B5148 J576 C124 C489 C123 R520 D576 L124 B5150 Q540 J108 R501 Q517 IC485 C469 Q534 J123 L123 B5149 R541 R123...
  • Page 63 Front board (Subwoofer amplifier board) R734 R733 R716 D704 C704 Q752 R718 C703 C702 Q751 Q702 R754 Q703 R709 R708 R753 R755 C701 C700 R756 R719 FW216 R703 C750 R701 R717 R700 C751 C760 D700 C761 D703 D760 D750 FW218 IC750 IC760 R702...
  • Page 64 CD servo board Loading switch board (Forward side) CN252 CN253 IC201 CN251 C259 R267 IC251 R257 R278 R284 R283 R281 R256 R282 R285 R286 R287 R288 R264 C633 R289 R263 R290 R635 R291 R292 R262 R607 R261 R258 CN601 R608 R271 R254 R255...
  • Page 65 Cassette switch board VR37 R371 FW100 Head amplifier board CN33 C374 PP300 R310 CN34 R105 R313 CN32 R342 C105 C107 Q302 C205 R372 Q375 C310 Q376 R205 Q372 R338 C314 C371 C313 R376 R375 R337 R335 L301 R305 C331 R353 C300 C304 R327...
  • Page 66 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.MB161SCH)

  • Page 67: Parts List

    PARTS LIST [ HX-GX7 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix J ----------------------------- U.S.A. C -------------------------- Canada - Contents - 3- 2 Exploded view of general assembly and parts list (Block No.M1) 3- 5 Speaker assembly and parts list (Block No.M2)
  • Page 68 Exploded view of general assembly and parts list Block No. Bridge board Standby LED board FL board FL900 Switch board Microphone board Headphone board...
  • Page 69 Subwoofer amplifier board Primary board Main amplifier board Main board Encoder board Connection board...
  • Page 70 General assembly Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local QYSBSGY3008E SPECIAL SCREW 3mm x 8mm QYSBSF3012E SPECIAL SCREW 3mm x 12mm GV10177-001A FRONT PANEL QYSBSGY3008E SPECIAL SCREW 3mm x 8mm(x2) GV40313-001A FELT SPACER...

  • Page 71: Speaker Assembly And Parts List (Block No.m2)

    Speaker assembly and parts list Block No. Speaker Block No. [M][2][M][M]  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local 441-802103-00 LEG CUSHION (x8) 600-LXGX7J-00 SPEC LABEL 600-RXGX7J-00 SPEC LABEL J200-XGD7L0S-40 FRONT PANEL ASY J200-XGD7R0S-40 FRONT PANEL ASY...

  • Page 72: Cd Changer Mechanism Assembly And Parts List (Block No.ma)

    CD changer mechanism assembly and parts list Block No. FMU-SC6-2M Grease =JVG-31N =JVS-1003...
  • Page 73 CD changer mechanism Block No. [M][A][M][M]  Symbol No. Part No. Part Name Description Local LV10743-004A CHASSIS ASSY LV43278-001A SENSOR SPRING LV33961-002A SENSOR SLIDER LV33962-001A SENSOR BRACKET QYSDST2605Z SCREW 2.6mm x 5mm(x2) QVY0027-B14 S V RESISTOR QYSDST2004Z SCREW 2mm x 4mm QAR0164-001 MOTOR (x2)
  • Page 74 CD mechanism assembly and parts list Block No. Grease & Bond FXL-M75T-2M = JVG-31N CD mechanism Block No. [M][B][M][M]  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local QAR0253-001 FEED MOTOR QAR0276-001 SP MOTOR EMW10190-441...

  • Page 75: Cassette Mechanism Assembly And Parts List (Block No.mp)

    Cassette mechanism assembly and parts list Block No. SLC-S302M Grease = EM-30L =UD-24 =LEN-320M =MOBIL-1 The lower side Switch board Head amplifier board...
  • Page 76 Cassette mechanism Block No. [M][P][M][M]  Symbol No. Part No. Part Name Description Local VKS1165-00N CHASSIS B. ASSY VKS2274-002 REEL GEAR (x2) VKW5286-002 B.T. SPRING (x2) VKS5559-001 PLAY IDLE GEAR VKS5595-002 BLIND VKS5560-003 FR IDLE GEAR LV42013-001A EARTH SPRING SLC-RP4SVM HEAD MOUNT ASSY VKY3149-002 CASSETTE SP.

  • Page 77: Electrical Parts List (Block No.01~07)

    KTC3199/GL/-T TRANSISTOR R229 QRE141J-153Y C RESISTOR 15kΩ 1/4W J Q222 KTA1267/YG/-T TRANSISTOR R230 QRE141J-153Y C RESISTOR 15kΩ 1/4W J Q230 2SC3576-JVC-T TRANSISTOR R231 QRE141J-223Y C RESISTOR 22kΩ 1/4W J Q231 2SC3576-JVC-T TRANSISTOR R232 QRE141J-223Y C RESISTOR 22kΩ 1/4W J Q232...
  • Page 78 Input board  Symbol No. Part No. Part Name Description Local Block No. [0][2][0][0] D1003 MTZJ2.4B-T2 Z DIODE  Symbol No. Part No. Part Name Description Local C100 QEKC1HM-105Z E CAPACITOR 1uF 50V M C101 NCB31HK-681X C CAPACITOR 680pF 50V K IC125 BA33BC0T REGULATOR IC...
  • Page 79  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C493 NDC31HJ-101X C CAPACITOR 100pF 50V J R407 NRSA63J-203X MG RESISTOR 20kΩ 1/16W J C494 QETN1HM-225Z E CAPACITOR 2.2uF 50V M R408 NRSA63J-153X MG RESISTOR 15kΩ...
  • Page 80  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R534 NRSA63J-513X MG RESISTOR 51kΩ 1/16W J R867 NRSA63J-104X MG RESISTOR 100kΩ 1/16W J R535 NRSA63J-513X MG RESISTOR 51kΩ 1/16W J R868 NRSA63J-102X MG RESISTOR 1kΩ...

  • Page 81: Front Board

     Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local EP402 E409182-001SM GRAND TERMINAL D909 SLA-362LT-T FW211 QUM154-40DGZ4 FLAT WIRE D910 SLA-362LT-T FW401 QUM15A-12Z4Z4 FLAT WIRE D911 SLA-362LT-T FW402 QUM153-12Z4Z4 FLAT WIRE D912 SLA-362LT-T GND1...
  • Page 82  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local  R609 QRJ146J-101X UNF C RESISTOR 100Ω 1/4W J R952 QRE141J-221Y C RESISTOR 220Ω 1/4W J  R610 QRJ146J-101X UNF C RESISTOR 100Ω...
  • Page 83  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local SP900 VYH7653-001 IC HOLDER C801 QERF1AM-227Z E CAPACITOR 220uF 10V M SP902 E3400-439 SPECER C802 NCB31CK-104X C CAPACITOR 0.1uF 16V K SP903 E3400-439 SPECER C803...
  • Page 84 CONNECTOR W-B (1-3) Q305 2SC2001/K/-T TRANSISTOR CN601 QGF1006F2-16W CONNECTOR FFC/FPC (1-16) Q342 KRA111M-T DIGI TRANSISTOR CN602 QGA2001F1-06 CONNECTOR W-B (1-6) Q343 2SC3576-JVC-T TRANSISTOR CN651 QGF1036F1-17 CONNECTOR FFC/FPC (1-17) Q344 2SC3576-JVC-T TRANSISTOR K654 NQR0007-002X FERRITE BEADS Q345 2SC3576-JVC-T TRANSISTOR X251 QAX0684-001Z C RESONATOR 8.38MHz...
  • Page 85  Symbol No. Part No. Part Name Description Local C340 QEKJ1CM-476Z E CAPACITOR 47uF 16V M C341 QEKJ1HM-105Z E CAPACITOR 1uF 50V M C342 QEKJ1CM-476Z E CAPACITOR 47uF 16V M C371 QEKJ1EM-475Z E CAPACITOR 4.7uF 25V M C374 QEKJ1AM-107Z E CAPACITOR 100uF 10V M C376 QDYB1CM-103Y...

  • Page 86: Packing Materials And Accessories Parts List (Block No.m3)

    Packing materials and accessories parts list Block No. A2, A4, A5, A6, A7, A8, A9, A10 3-20...
  • Page 87 Packing and accessories Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local GVT0124-002A INST BOOK ENG,FRE GX7C GVT0124-001A INST BOOK GX7J GV40511-001A NOTICE SHEET GV40510-001B CAUTION SHEET BT-51028-2 REGISTER CARD GX7J YU20333 SAFETY INST. QAL0014-001 AM LOOP ANT QAL0457-001 ANT.WIRE RM-SHXGX7J...

Table of Contents