Technics Technical Cassette Deck Guide Vol.19

Page 2

5990.?

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CONTENTS

OUTLINE OF MECHANISM (DECK 61X) ....................................... 3
OPERATION OF MICROCOMPUTER FOR LOGIC CONTROL ........................ 4
OPERATION OF THE SENSORS ............................................. 5
1. TIN (Tape in Swnch) .................................................. 5
2. TLD (Tape Loading SWItch) .............................................. 5
3, TOUT (Tape Out SWItch) ................................................ 5
4. CAM (CAM Sensor) ................................................... 5
5. A/B IF/R SWItch) ..................................................... 5
6. TPLY (Tape Play SWItch) ................................................ 5
7. TEND [Tape End Sensor) ................................................ 5
CHANGE MODE OPERATION THEORY ....................................... 7
OPERATION ........................................................... 10
1. One Directional Clutch ................................................. 10
2. Tape Transport ...................................................... 10
3. Stop Made ......................................................... 11
4. Play Mode .......................................................... 11
5. REW Modes at the forward playing ......................................... 12
6. FF Mode at the forward playing ........................................... 12
7. Program Selector ..................................................... 13
8. Cassette Loading ..................................................... 13
9. Eject

0. Loading Gear and Clutch ................................................ 14
TIMING CHART ........................................................ 15
MICROCOMPUTER YEAM6413E527 .......................................... 20
OPERATION OF AUTO-REVERSE MECHANISM AND SOLENOIDS .................... 22
LSI YEAMPD82C43G ..................................................... 23