Panasonic AG-7350 Series Service Manual page 39

Section 4
MECHANICAL
ADJUSTMENTS
CONTENTS
4·1. SERVICING FIXTURES AND TOOLS ..................................................................................... 4·3
4·2. TAPE INTERCHANGEABILITY ADJUSTMENT PROCEDURES ............................. 4·3
4-2-1. ADJUSTMENT FLOW CHART ...................................................................................................... 4-4
4-2-2. COARSE ADJUSTMENT OF THE TAPE GUIDE POST HEIGHTS (P2 and P3) ....................... 4-5
4-2-3. ADJUSTMENT OF THE PULL OUT POST (P5) HEIGHT ............................................................ 4-6
4-2-4. COARSE ADJUSTMENT OF THE A/C HEAD HEIGHT ............................................................. 4-7
4-2-5. TILT & AZIMUTH ADJUSTMENT OF THE A/C HEAD ............................................................... 4-8
4-2-6. FINE ADJUSTMENT OF THE TAPE GUIDE POST HEIGHT (P2 and P3) (LINEARITY) ......... 4-9
4-2-7. FINE ADJUSTMENT OF THE A/C HEAD HEIGHT .................................................................... 4-10
4-2-8. COARSE ADJUSTMENT OF THE A/C HEAD HORIZONTAL POSITION (X-VALUE) .............. 4-10
4-2-9. FINE ADJUSTMENT OF THE A/C HEAD HORIZONTAL POSITION (X-VALUE) .................... 4-10
4·3. OTHER MECHANICAL ADJUSTMENT PROCEDURES .............................................. 4·11
4-3-1. MEASUREMENT AND ADJUSTMENT OF BACK TENSION ..................................................... 4-11
4-3-2. HEIGHT ADJUSTMENT OF THE REEL TABLES ....................................................................... 4-12
4-3-3. ADJUSTMENT OF THE CAPSTAN THRUST GAP ..................................................................... 4-13
4-3-4. MEASUREMENT AND ADJUSTMENT OF THE BRAKE TORQUE ........................................... 4-14
4-3-5. ADJUSTMENT OF PRESSING FORCE OF PRESSURE ROLLER UNIT .................................. 4-14
4-3-6. ADJUSTMENT OF THE REV. TENSION SENSOR POSITION .................................................. 4-15
4-3-7. ADJUSTMENT OF THE FG HEAD GAP ...................................................................................... 4-15
4·4. ASSEMBLY AND ADJUSTMENT PROCEDURES OF MECHANISM ................... 4·16
4-4-1. CONFIRMATION OF ALIGNMENT CONDITION ........................................................................ 4-16
4-4-2. ASSEMBLY PROCEDURES OF SUB CAM GEAR, RING GEAR AND DETENT ARM ............ 4-17
4-4-3. ASSEMBLY PROCEDURES OF MAIN CAM GEAR AND PINCH SPEED DOWN GEAR ....... 4-17
4-4-4. ASSEMBLY PROCEDURES OF LOADING CAM GEAR AND RETAINER GEAR .................... 4-17
4-4-5. ASSEMBLY PROCEDURES OF CENTER GEAR ........................................................................ 4-18
4-4-6. ASSEMBLY PROCEDURES OF MAIN LEVER AND CAM FOLLOWER ARM UNIT ............... 4-18
4-4-7. ASSEMBLY PROCEDURES OF LOADING GEAR (T), LOADING GEAR (S) AND
SECTOR GEAR .............................................................................................................................. 4-18
4-4-8. ASSEMBLY PROCEDURES OF CONNECTION GEAR .............................................................. 4-19
4-4-9. ASSEMBLY PROCEDURES OF MODE SWITCH AND P5 PULL OUT SECTOR GEAR. ......... 4-19
4-4-10. ASSEMBLY PROCEDURES OF PINCH CAM AND PRESSURE ROLLER UNIT ..................... 4-19
4-4-11. ASSEMBLY PROCEDURES OF GEAR BASE UNIT ................................................................... 4-20
4-4-12. REINSTALLATION OF CASSETIE COMPARTMENT ................................................................ 4-20
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