Introduction.................................. k ......................................................■ ■ ■ ............. ^ Service Note .......................................... ......................... .........................................· ■. · · ^ 1 Test Equipment Required for Servicing . . . . ............ .............. 1 Disassembling Instructions for Model 5020 ............ ............................... ............ 2 Major Parts Locations ...................... .· ....................................................................... 5 Adjustment Procedures Mechanical Adjustments .. ...................................... .. ..................... 8 Electrical Adjustments! and Measurements ... .... ...... .. .. . . .. ...... .... ..............13 How to Lower the Cassette Tray Down . ^. ...... . ........... .. ... ................31 Voltage Conversion ............. i ....... .... .... .... ............................................................... 32 How to Use 5020 Dolby System ........ ......................■■■.■ ■ ................................. ..............33 Block Diagram ... ........... .. ........ . . ..................................................................................34 Level Diagrams .. .. ...................................................................................................... .................36 Interconnection Diagrams ......................................................................................................................37 Mounting/Schematic Diagrams . ......................................................................................................41 Exploded Views......................................................................................................................................51 Packing Material Exploded View. ............................ ................................................................... 54 Parts List............................................................................................................................ ...................55 Technical Specifications....................... ...............................................................................................64 Schematic Diagrams ..........................................................................................................................65, 66 The service manual was prepared for use by Authorized Warranty Stations and contains service information for the Marantz Model 5020 Stereo Cassette Deck. Servicing information and voltage data included in this manual are intended for use by the knowledgeable and experienced technician only. All instructions should be read carefully. No attempt should be made to proceed without a good understanding of the operation in the Cassette Deck. The parts list furnishes information by which replacement parts may be ordered from the Marantz Company. A simple description is included for parts which can be usually obtained through local suppliers.