Akai HX-M7R High Quality Service Manual

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1. SPECIFICATIONS

2. DISMANTLING OF UNIT

3. CONTROLS

4. PRINCIPAL PARTS LOCATION

5. CIRCUIT OPERATION DESCRIPTION

   1. PRE – AMP BLOCK DIAGRAM

   2. SYSCON BLOCK DIAGRAM AND THE PERIPHERAL CIRCUIT OF MI – COM IC 4 (LC6402H190)

   3. ELECTRONIC VOLUME

   4. DESCRIPTION OF THE MECHANISM DRIVEN BY CAM WHEELS (L) & (R)

6. MECHANICAL ADJUSTMENT

   1. PINCH ROLLER PRESSURE MEASUREMENTS

   2. WINDING TORQUE MEASUREMENT IN EACH MODE

   3. TAPE SPEED ADJUSTMENT

7. HEAD ADJUSTMENT

   1. TAPE GUIDE ADJUSTMENT

   2. REC/PB HEAD AZIMUTH ADJUSTMENT

   3. HEAD HEIGHT ADJUSTMENT

   4. HEAD BLOCK PROJECTION ADJUSTMENT

8. ELECTRICAL ADJUSTMENT

   1. SYSCON P.C BOARD ADJUSTMENT

   2. PRE – AMP P.C BOARD ADJUSTMENT

9. DC RESISTANCE OF HEAD

10. CLASSIFICATION OF VARIOUS P.C BOARD

    1. P.C BOARD TITLES AND IDENTIFICATION NUMBERS

    2. COMPOSITION OF VARIOUS P.C BOARD