Tascam 122MKII Service Manual

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TASCAM .

TEAC Professional Division

SERVICE MANUAL

122MKII

Master Cassette Deck

Effective: March, 1987 810124 5704035900

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7.
3.
9.
Schematic's

Specifications
Block Diagram
Removal of External Components ------------- 4
Parts Location ................................. 5

Test Equipment/Material and Precautions
4-1 Equipment Required for Maintenance ----7

4-2 Precautions ............................. '8
Mechanical Checks and Adjustments

5*1 Micro Switch -------------------------- 11
5*2 Head Hight. Tilt and Azimuth ------------ 11
5-3 Head Base Position ----- 12
5-4 Pinch Roller Pressure - 15
5*5 Reel Torque ------- 15
5-6 Tape Speed ------ 16
5-7 Wow and Flutter 17
5-8 Cassette Holder ----------- 17
5-9 Damper Adjustment ----------- 18
5-10 Voltage Conversion ----------- 18
Electrical checks and Adjustments

6-1 Playback Performance ------------------ 21
6-2 Monitor Performance --------- 22
6-3 Recording Performance --------- 23
Exploded Views and Parts Lists ------------ 25

PC Boards and Parts Lists
IC Internal Block Diagrams

-- - - Insert

TABLE OF CONTENTS
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