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Panasonic DLS6, Service Manual

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Panasonic DLS6 Service Manual Download Page 1

 1 Mechanism Overview (DLS6) 

2

 2 Prevention of Electrostatic Discharge (ESD) to

Electrostatically Sensitive (ES) Devices 

3

 3 Precaution of Laser Diode 

4

 4 About Lead Free Solder (PbF) 

5

 5 Handling Precautions for Traverse Unit 

6

 6 Mechanism Drive Unit 

8

© 2008 Matsushita Electric Industrial Co. Ltd.. All
rights

reserved.

Unauthorized

copying

and

distribution is a violation of law.

DLS6

 7 Mechanism Operation Description 

11

 8 Assembling & Disassembling 

17

 9 Disassembly Flow 

32

 10 DLS6 Mechanism Reliability 

33

 11 Exploded Views 

39

 12 Replacement Parts List 

41

Mechanism Unit

CONTENTS

 Page 

Page

ORDER NO. MD0801003CE

A6

Summary of Contents for DLS6

Page 1: ...for Traverse Unit 6 6 Mechanism Drive Unit 8 2008 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law DLS6 7 Mechanism Operation Description 11 8 Assembling Disassembling 17 9 Disassembly Flow 32 10 DLS6 Mechanism Reliability 33 11 Exploded Views 39 12 Replacement Parts List 41 Mechanism Unit CONTENTS Page Page ORDER NO MD0801003CE ...

Page 2: ...1 Mechanism Overview DLS6 DLS6 mechanism is a single tray mechanism used for CD DVD models DVD system control is through the DVD HDMI module except for traverse control 2 DLS6 ...

Page 3: ...sembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static ESD protected can generate electrical charge sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replaceme...

Page 4: ...he focus lens using optical instruments 4 Recommend not to look at pickup lens for a long time ACHTUNG Dieses Produkt enthält eine Laserdiode Im eingeschalteten Zustand wird unsichtbare Laserstrahlung von der Lasereinheitadgestrahit Wellenlänge 655 nm DVD 785 nm CD Maximale Strahlungsleistung der Lasereinhelt 100 µW VDE Die strahlungan der Lasereinheit ist ungefährlich wenn folgende Punkte beachte...

Page 5: ...r work using Lead Free Solder PbF The lead free solder has to be used when repairing the equipment for which the lead free solder is used Definition The letter of PbF is printed on the PCB using the lead free solder To put lead free solder it should be well molten and mixed with the original lead free solder Remove the remaining lead free solder on the PCB cleanly for soldering of the new IC Since...

Page 6: ...p Unit The laser diode in the optical pickup unit may be damaged due to electrostatic discharge generating from clothes or human body Special care must be taken avoid caution to electrostatic discharge damage when servicing the laser diode 1 Do not give a considerable shock to the optical pickup unit as it has an extremely high precise structure 2 To prevent the laser diode from the electrostatic ...

Page 7: ... the working environment Proceed servicing works under the working environment where grounding works is completed 5 2 1 Worktable grounding 1 Put a conductive material sheet or iron sheet on the area where the optical pickup is placed and ground the sheet Figure 2 5 2 2 Human body grounding 1 Use the anti static wrist strap to discharge the static electricity form your body Figure 2 7 DLS6 ...

Page 8: ...6 Mechanism Drive Unit 6 1 Gears operations Playability The arrows indicate the movement of the gears during play operation 8 DLS6 ...

Page 9: ...6 2 Traverse slide plate Sub rack OPU assembly The arrows indicate the movement of the parts during play operation 9 DLS6 ...

Page 10: ...6 3 Switch Motors 10 DLS6 ...

Page 11: ...7 Mechanism Operation Description 7 1 Open Close Operation Below shows the inter relation of parts during the open close operations 11 DLS6 ...

Page 12: ...7 2 Play Operation Below shows the inter relation of parts during the play operation 12 DLS6 ...

Page 13: ... DLS6 mechanism the state of switches is sensored by the micro p IC and the traverse motor is adjusted accordingly This is the initialization process Note Refer to Table 1 for the initialization process Figures 6 7 show the flow of the initialization 13 DLS6 ...

Page 14: ...14 DLS6 ...

Page 15: ...7 4 Fail safe 15 DLS6 ...

Page 16: ...7 5 Switches and motors 16 DLS6 ...

Page 17: ...8 1 Flow Chart 8 Assembling Disassembling 8 1 1 Disassembly flow chart Below describes the disassembly flow for the mechanism 17 DLS6 ...

Page 18: ...8 1 2 Assembly flow chart Below describes the assembly flow for the mechanism 18 DLS6 ...

Page 19: ...ate unit Step 2 Insert the gear into the hexagonal wrench 8 3 Checking of Mechanism unit 8 3 1 Before disassembling Step 1 Check if the sub rack is disengaged from the traverse slide plate before disassembly Caution If it is engaged the following steps are necessary 19 DLS6 ...

Page 20: ...ounter clockwise Step 3 Check that the screw is in this postion then stop turning the service jig Step 4 Insert the FFC behind the slot 8 3 2 Before assembling Step 1 Check if the sub rack is below the guide line before assembly otherwise the following steps are necessary 20 DLS6 ...

Page 21: ...cedures 8 4 1 Disassembly of traverse unit Caution Do ensure that the traverse unit is in the conditiion to be disassembled please refer to section 8 3 1 Note Mechanism unit DLS6 reliability test must be carry out in complete unit or using the Reliability P C B Refer to section 10 Step 1 Release the guide Step 2 Push the traverse slide plate rib ensure both grooves are opened 21 DLS6 ...

Page 22: ... as arrows shown Step 4 Lift the traverse unit up by approximately 45 as shown Step 5 Slide out the traverse unit as arrow shown Caution Ensure the OPU is face upwards avoid touching the surface of the traverse unit 22 DLS6 ...

Page 23: ...ep 1 Release the catches at both sides of the clamp plate unit Step 2 Slide the clamp plate unit as arrows shown Step 3 Lift up and remove the clamp plate unit as arrow shown Caution Avoid touching the drysurf areas Below diagram shows the areas for the drysurf to be applied 23 DLS6 ...

Page 24: ...m 8 4 2 Step 1 Release the guide Step 2 Push the traverse slide plate rib until it stop Step 3 Slide the tray out fully Step 4 Release the catches respectively as arrows shown to remove the tray Caution Avoid touching the drysurf and grease areas Below diagram shows the areas of greasing points 24 DLS6 ...

Page 25: ...sh down the tray drive gear 3 in order of sequences 1 to 2 8 4 5 Disassembly of traverse slide plate Follow the Step 1 to Step 5 of item 8 4 1 Follow the Step 1 to Step 3 of item 8 4 2 Follow the Step 1 to Step 4 of item 8 4 3 Follow the Step 1 of item 8 4 4 Step 1 Slide the traverse slide plate till it come to a stop as arrow shown Step 2 Release the guide Step 3 Slide the traverse slide plate un...

Page 26: ... 6 Disassembly of traverse lock spring Follow the Step 1 to Step 5 of item 8 4 1 Follow the Step 1 to Step 3 of item 8 4 2 Follow the Step 1 to Step 4 of item 8 4 3 Follow the Step 1 of item 8 4 4 Follow the Step 1 to Step 4 of item 8 4 5 Step 1 Release the traverse lock spring as arrows shown to remove it Note Keep the traverse lock spring in a safe place 26 DLS6 ...

Page 27: ...ution Make sure the traverse lock spring is fully catched onto the traverse slide plate as shown 8 5 2 Assembly of traverse slide plate Step 1 Hold both points A and B of the traverse slide plate slot it into the grooves Step 2 Release the guide Step 3 Push the traverse slide plate rib in to secure the traverse slide plate 27 DLS6 ...

Page 28: ...ay drive gear 3 into the slot as shown press down until hear a click sound is heard 8 5 4 Assembly of tray Step 1 Slide the traverse slide plate right to the end Step 2 Slide the tray in as arrows shown Note Ensure the tray is underneath both guides 28 DLS6 ...

Page 29: ...ow the tray is aligned with the traverse slide plate s guide when sliding the tray in 8 5 5 Assembly of clamp plate unit Step 1 Align the clamp plate unit as shown Step 2 Push the clamp plate unit as arrow shown until the catches are properly catched 29 DLS6 ...

Page 30: ...traverse unit is in the conditiion to be assembled please refer to section 8 3 1 Removal of the short pin is necessary for replacement of new traverse unit Step 1 Release the guide Step 2 Push the traverse slide plate rib ensure both grooves are opened 30 DLS6 ...

Page 31: ...he mecha chassis as arrow shown Note Ensure the bosses fix exactly onto the guides Step 4 Place down the traverse unit Step 5 Place the FFC as arrows shown Step 6 Release the guide Step 7 Push the traverse slide plate rib to lock the traverse unit in 31 DLS6 ...

Page 32: ...9 Disassembly Flow 32 DLS6 ...

Page 33: ...ation by using the Reliability P C B before installation into the main unit 10 1 Setup Connection Below diagram shows the set up necessary to carry out the reliability of mechanism Equipments required for the set up preparation Power supply Reliability P C B RFKZCR14 33 DLS6 ...

Page 34: ...10 2 Jig s Flow Diagram 34 DLS6 ...

Page 35: ... Refer following for the suggested location for the mounting of the outer switch Part No K0L1BA000134 Location of outer switch 35 DLS6 ...

Page 36: ...10 2 1 Flow operation 36 DLS6 ...

Page 37: ...37 DLS6 ...

Page 38: ...38 DLS6 ...

Page 39: ...11 Exploded Views DLS6 39 ...

Page 40: ...DLS6 40 ...

Page 41: ...k have special characteristics important for safety Furthermore special parts which have purposes of fire retardant resistors high quality sound capacitors low noise resistors etc are used When replacing any of these components be sure to use only manufacturers s specified parts shown in the parts list M Indicates in the Remarks columns indicates parts that are supplied by PAVCSG Note 1 denotes mo...

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