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(No.MB358)1-19

3.3.6 Removing the DVD traverse mechanism assembly

(See Fig.11)

• Remove the tray assemblies and DVD servo board.

(1) From the bottom side of the DVD changer mechanism as-

sembly, remove the three screws

F

attaching the DVD

traverse mechanism assembly.

(2) Remove the wires from the section

j

.

(3) Take out the DVD traverse mechanism assembly from the

DVD changer mechanism assembly.

Fig.11

F

F

j

F

DVD changer mechanism assembly

DVD traverse mechanism assembly

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Summary of Contents for SP-PWC3

Page 1: ...MB358 2005 4 DVD DIGITAL THEATER SYSTEM MB358 2005 4 TH C3 TABLE OF CONTENTS 1 PRECAUTION 1 4 2 SPECIFIC SERVICE INSTRUCTIONS 1 7 3 DISASSEMBLY 1 8 4 ADJUSTMENT 1 30 5 TROUBLESHOOTING 1 35 Area suffix TH C3 J U S A C Canada XV THC3 SP PWC3 SP THC3F SP THC3C SP THC3S ...

Page 2: ...Ω S video C 0 286 V p p 75 Ω Tuner section Tuning Range FM 87 5 MHz to 108 0 MHz AM 530 kHz to 1 710 kHz General Power Requirements AC 120 V 60 Hz Power Consumption 16 W at operation 1 3 W in standby mode Dimensions W H D 400 mm 85 mm 399 mm 15 3 4 inches 3 3 8 inches 15 3 4 inches Mass 4 2 kg 9 3 lbs Amplifier section Front 140W per channel RMS at 4 Ω at 1 kHz with 10 total harmonic distortion Ce...

Page 3: ...s 0 56 kg 1 3 lbs each Center speaker SP THC3C Speaker unit 8 0 cm 3 3 16 inches 1 5 cm 5 8 inches Bass reflex Magnetically Shielded Power Handling Capacity 140 W Impedance 4 Ω Frequency Range 80 Hz to 20 kHz Dimensions W H D 137 mm 105 mm 104 5 mm 5 7 16 inches 4 3 16 inches 4 1 8 inches Mass 0 57 kg 1 3 lbs Surround speakers SP THC3S Speaker unit 8 0 cm 3 3 16 inches Bass reflex Power Handling C...

Page 4: ...ack control shafts etc to be sure the product is safe to operate without danger of electrical shock Do not use a line isolation transformer during this check Plug the AC line cord directly into the AC outlet Using a Leakage Current Tester measure the leakage current from each exposed metal parts of the cabinet particular ly any exposed metal part having a return path to the chassis to a known good...

Page 5: ...he laser diode in the optical pickup The tester s internal power source can easily destroy the laser diode 1 6 Handling the traverse unit optical pickup 1 Do not subject the traverse unit optical pickup to strong shocks as it is a sensitive complex unit 2 Cut off the shorted part of the flexible cable using nippers etc after replacing the optical pickup For specific details refer to the replacemen...

Page 6: ...10 A 125 V for F153 and F154 This symbol specifies the type of fast operating fuse Precaution Pour la protection continue contre les risques d incendie remplacer uniquement par le meme type fusible 1 6 A 125 V pour le F901 8A 125V pour le F101 10 A 125 V pour le F153 et F154 Ce symbole specifie le type de fusible a action rapide Power supply board Center unit Mother board Subwoofer ...

Page 7: ... No MB358 1 7 SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS ...

Page 8: ...rews B attaching the metal cover See Fig 3 3 Lift the rear section of the metal cover in the direction of the arrow while extending the lower sections of the metal cov er release the seven claws a using a longer screwdriver from the inside as required See Fig 4 Note Do not damage any parts and boards inside the main body when releasing the claws a using a longer screwdriver Fig 1 Fig 2 Fig 3 Fig 4...

Page 9: ...crew C attaching the earth wires to the main board See Fig 5 Reference When attaching the screw C attach the earth wires with it See Fig 5 4 From the bottom side of the main body remove the three screws D attaching the front panel assembly See Fig 6 5 From the both and bottom sides of the main body remove the front panel assembly in the direction of the arrow while releasing the joints b and c See...

Page 10: ...rs CN401 to CN403 on the main board 3 Remove the four screws F attaching the DVD changer mechanism assembly on the bottom chassis 4 Take out the DVD changer mechanism assembly in the up ward direction Reference When attaching the DVD changer mechanism assembly align the holes of the DVD changer mechanism assembly to the pro jections d on the bottom chassis Fig 7 3 1 4 Removing the rear panel See F...

Page 11: ... cover 1 From the top side of the main body disconnect the card wire from the connector CN1 on the tuner See Fig 9 2 From the back side of the main body remove the two screws M attaching the tuner to the rear panel See Fig 10 3 Take out the tuner from the main body 3 1 7 Removing the power supply board See Figs 9 and 10 Prior to performing the following procedures remove the metal cover 1 From the...

Page 12: ...out the wire protection board and disconnect the card wires from the connectors CN401 to CN403 on the main board Reference When attaching the wire protection board attach the wire protection board after connecting the card wires to the connectors CN401 to CN403 on the main board 4 Disconnect the card wires from the connectors CN450 and CN460 on the main board 5 Disconnect the parallel wires from t...

Page 13: ...he front panel assembly Fig 1 3 2 3 Removing the operation board See Fig 2 Prior to performing the following procedures remove the bracket board 1 From the inside of the front panel assembly remove the three screws C attaching the operation board Reference When attaching the operation board align the projec tions c of the front panel assembly to the holes of the op eration board 2 Take out the ope...

Page 14: ...ide of the front panel assembly pull out the volume knob in the direction of the arrow See Fig 3 2 From the inside of the front panel assembly remove the six screws E attaching the front board See Fig 4 3 Take out the front board and remove the solder from the soldered point e to remove the parallel wire See Fig 4 Fig 3 Fig 4 Front panel assembly Volume knob Metal cover Claws a Claws a ...

Page 15: ... mechanism assembly See Fig 3 4 From the right side of the DVD changer mechanism as sembly draw out the tray assemblies toward the front while pushing the part b of the side R assembly See Figs 4 and 5 Note The tray can be locked if all tray assemblies are at tached 5 From the topside of the DVD changer mechanism assem bly move the stopper tabs c in the direction of the arrow and release them Pull...

Page 16: ...1 16 No MB358 Fig 3 Fig 4 Fig 5 Open det lever b Tray assemblies Side R assembly c Tray assembly ...

Page 17: ...ws B attaching the DVD servo board See Fig 7 5 From the reverse side of the DVD servo board release the lock of the connector CN101 in the direction of the arrow and disconnect the card wire See Fig 8 Caution Unsolder the solders from the short land sections d after reas sembling See Fig 6 3 3 3 Removing the switch board See Fig 7 1 From the bottom side of the DVD changer mechanism as sembly remov...

Page 18: ...motor board See Fig 10 5 Disconnect the card wire from the connector CN1 on the forward side of the motor board See Fig 10 Note When connecting the card wire let the card wire through the slots h of the motor board See Fig 10 Reference You need not to remove the tray assemblies and in such case move it 3 3 5 Removing the motor See Fig 10 Remove the motor board 1 From the reverse side of the motor ...

Page 19: ...m the bottom side of the DVD changer mechanism as sembly remove the three screws F attaching the DVD traverse mechanism assembly 2 Remove the wires from the section j 3 Take out the DVD traverse mechanism assembly from the DVD changer mechanism assembly Fig 11 F F j F DVD changer mechanism assembly DVD traverse mechanism assembly ...

Page 20: ...move the two screws H attaching the rack arm spring and rack arm See Fig 14 8 Pull the guide shaft from the DVD pickup in the direction of the arrow See Fig 14 3 3 8 Attaching the DVD pickup See Figs 12 to 14 1 Attach the guide shaft to the DVD pickup and attach the rack arm spring and rack arm with the screws H See Fig 14 2 Attach the section q of the DVD pickup to the C TM chassis first and atta...

Page 21: ... No MB358 1 21 Fig 14 Fig 15 DVD pickup Rack arm Rack arm spring H Guide shaft c Tray assembly ...

Page 22: ...om the soldered sections r on the spindle motor board See Fig 16 2 From the bottom side of the DVD traverse mechanism as sembly remove the three screws J attaching the spindle motor board See Fig 17 Reference When attaching the spindle motor board let the card wire through the hole s on the C TM chassis See Fig 17 Fig 16 Fig 17 r Spindle motor board DVD traverse mechanism assembly J C TM chassis D...

Page 23: ...e Fig 18 3 Remove the screw shaft from the section v and remove it in the direction of the arrow See Fig 19 4 Remove the middle gear See Fig 19 5 Remove the screw L attaching the feed motor to the C TM chassis See Fig 19 6 Remove the wires from the soldered sections w on the spindle motor board See Fig 19 7 Take out the feed motor from the motor base Reference After attaching the feed motor pass t...

Page 24: ... CN3 on the tray switch board from the motor board and detach the side L in an upward direction See Fig 21 3 Remove the screw N attaching the tray switch board to the side L See Fig 22 4 Release the joint tab y of the side L in the direction of the arrow 1 and release the joint tab z while removing the tray switch board in the direction of the arrow 2 See Fig 22 Fig 20 Fig 21 Fig 22 M SIde L M DVD...

Page 25: ...D changer mechanism assem bly turn the gear 1 clockwise to move the elevator cam rearward See Fig 25 4 Move the two slots ac and joint ad of the elevator cam and remove the elevator cam outward See Fig 25 5 Remove the three screws P and detaches the side R as sembly upward See Figs 26 and 27 Note When reattaching the side R assembly make sure to fit the shaft part ae into the slot of the select le...

Page 26: ...ints ag to detach from the rack holder See Fig 30 4 Release the rod L from part ah See Fig 30 5 Turn the gear 1 clockwise again to move the lifter assembly upward See Fig 31 6 Remove the lifter assembly from the DVD changer mecha nism assembly upward at the positions ai where the four pins on the both sides of the lifter assembly fit to the notch es of the loader assembly See Fig 31 7 Move the lif...

Page 27: ...res 2 Remove the two screws Q and take out the sensor board with the SV resistor Reference Remove the soldered section ap on the sensor board as re quired When reassembling pass the wires through the slot ak of the sensor board as before Note When reattaching the SV resister fit the projection am on the bottom of the SV resister into slot an of the sensor slider Fig 33 Q Q ap Sensor board ak SV re...

Page 28: ... upward See Fig 34 4 Turn the gear 2 clockwise to move the sub tray remaining inside the lifter assembly toward the front then pull out See Fig 34 5 Take out the disc on the sub tray See Fig 35 6 After clearing away the disc insert the sub tray into the main tray See Fig 36 Note When reattaching the sub tray move the tray stopper on the bottom of the main tray in the direction of the arrow to lock...

Page 29: ... No MB358 1 29 Fig 36 Fig 37 Main tray Sub tray Tray stopper Tray stopper ...

Page 30: ...key on the remote controller during the DVD test mode A region No display Press the PAUSE key on the remote controller during the DVD test mode DVD initialization is completed 2 DVD NORMAL INITIALIZE 1 DVD TEST MODE 3 DVD FULL INITIALIZE 4 DVD REGION CHECK It goes into the TEST mode of DVD DVD TEST mode is canceled by except DVD source and POWER OFF It is referring to the 4 2 DVD test mode for det...

Page 31: ...VERSION UP DISC SYSCON UPG MODE and READ ING 4 When the screen changes from READING to WRITING system data is written 5 After writing the data of the disc the FL display of the main body is displayed COMPLETE 6 Take out the disc and press STANDBY ON key of the main body 7 When the stand by indicator is lighted upgrading is completed 8 Set the main body at test mode and confirm the version of the s...

Page 32: ...ssing the POWER and PLAY keys on the main unit simultaneously FL indication TEST bb Press the PAUSE key on the main unit FULL initialization segment of FL is RDS on at the time of the completion of initialization Press the MENU key on the remote controller FL indication For Example 1234 Display the checksum of a device key on FL 4byte FL indication eaa cccc d bb Display the version of a micom on F...

Page 33: ...aser current display FL indication CHECK Press the 3 key on the remote controller With no assignment 2 3 FL indication CHECK FL indication FL indication CHECK Press the 6 key on the remote controller DVD_SLx1 JITTA measurement mode Press the 7 key on the remote controller The contents of a backup memory display BWD Press the 8 key on the remote controller The contents of a backup memory display FW...

Page 34: ...troller Tray open close Press the PLAY key on the main unit or remote controller Play disc Press the MENU key on the remote controller FL indication TEST bb Press the STANDBY key on the main unit or remote controller Press the 0 key on the remote controller MONITOR output change 1 SRV_MONI_CIRC 2 SRV_MONI_SERVO 3 5 SRV_MONI_ANALOG 6 7 SRV_MONI_DRC 8 11 SRV_MONI_SERVO_JIG 12 SRV_MONI_DEFAULT FL ind...

Page 35: ... No MB358 1 35 SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING ...

Page 36: ... No MB358 AV MULTIMEDIA COMPANY AUDIO VIDEO SYSTEMS CATEGORY 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan Victor Company of Japan Limited VPT Printed in Japan ...

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