Akai HX-M77R High Quality Service Manual

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1. SPECIFICATIONS

2. DISMANTLING OF UNIT

3. CONTROLS

4. PRINCIPAL PARTS LOCATIONS

5. MECHANISM OPERATION DESCRIPTION

   1. DESCRIPTION OF THE MECHANISM DRIVEN BY CAM WHEEL (L) & (R)

6. COMMON BUS SYSTEM FOR CONTROL

   1. SERIAL DATA CODE

   2. ALLOCATIONS FOR INDIVIDUAL CODES

   3. DATA TRANSMISSION

   4. DATA RECEPTION

   5. WHEN THE TIMINGS FOR TRANSMISSION AND RECEPTION HAVE CONNECTED WITH EACH OTHER

   6. COLLISION PREVENTION ON COMMON BUS LINE

7. MECHANICAL ADJUSTMENT

   1. PINCH ROLLER PRESSURE MEASUREMENT

   2. WINDING TORQUE MEASUREMENT IN EACH MODE

   3. TAPE SPEED ADJUSTMENT

8. HEAD ADJUSTMENT

   1. TAPE GUIDE ADJUSTMENT

   2. REC/PB HEAD AZIMUTH ADJUSTMENT

   3. HEAD HEIGHT ADJUSTMENT

   4. HEAD BLOCK PROJECTION ADJUSTMENT

9. ELECTRICAL ADJUSTMENT

   1. PRE AMP P.C BOARD ADJUSTMENT

   2. SYSCON P.C BOARD ADJUSTMENT

10. DC RESISTANCE OF HEADS

11. CLASSIFICATION OF VARIOUS P.C BOARDS

    1. P.C BOARD TITLES AND IDENTIFICATION NUMBERS

    2. COMPOSITION OF VARIOUS P.C BOARD

• For Basic Adjustments, Measuring Methods, and Operating Principles, Refer to GENERAL TECHNICAL MANUAL