Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic Fax KXFM90PDW Viewing SGML_VIEW_DATA EU KX-FM90PD-W SVC Audio mds-ex77_443

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                                                             MDS-EX77
SERVICE MANUAL                                                                                   AEP Model
                                                                                                  UK Model
                                                                                                   E Model




MDS-EX77 is the mini disc deck
section in DHC-MD77/EX77MD.



U.S and foreign patents licensed from Dolby Labora-               Model Name Using Similar Mechanism     MDS-S37
tories Licensing Corporation.
                                                                  MD Mechanism Type                      MDM-3A
                                                                  Optical Pick-up Name                 KMS-260A/J1N


                                                      SPECIFICATIONS




                                                                                         MINI DISC DECK

MICROFILM
                         TABLE OF CONTENTS                                                        NOTES ON HANDLING THE OPTICAL PICK-UP
                                                                                                  BLOCK OR BASE UNIT
1.      SERVICING NOTES
1-1. Power Supply During Servicing .....................................                   4    The laser diode in the optical pick-up block may suffer electro-
1-2. Flourescent Indicator Tube/Buttons/                                                        static break-down because of the potential difference generated
     Jog and LEDs Check Mode ............................................                  4    by the charged electrostatic load, etc. on clothing and the human
1-3. Selection of Input Signal ................................................            4    body.
1-4. Retry Cause Display Mode at Record ............................                       5    During repair, pay attention to electrostatic break-down and also
                                                                                                use the procedure in the printed matter which is included in the
2.      GENERAL .................................................................. 7            repair parts.
                                                                                                The flexible board is easily damaged and should be handled with
3.      DISASSEMBLY ........................................................ 19                 care.

4.      TEST MODE                                                                               NOTES ON LASER DIODE EMISSION CHECK
4-1.    Precautions for Use of Test Mode ..................................                24
4-2.    Setting the Test Mode .....................................................        24   The laser beam on this model is concentrated so as to be focused
4-3.    Releasing the Test Mode ................................................           24   on the disc reflective surface by the objective lens in the optical
4-4.    Basic Operations of the Test Mode ................................                 24   pick-up block. Therefore, when checking the laser diode emis-
4-5.    Selecting the Test Mode .................................................          24   sion, observe from more than 30 cm away from the objective lens.
4-6.    Operating the Continuous Playback Mode .....................                       25
4-7.    Operating the Continuous Recording Mode ...................                        25
4-8.    EEP Mode .......................................................................   26   Notes on chip component replacement
4-9.    Functions of Other Buttons ............................................            26   

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