Table Of Contents - Sony WRR-805A Service Manual

1. OPERATING INSTRUCTIONS
1-1. WRR-805A (CE) ............................................................................................ 1-1
1-2. WRR-805A (AU) ......................................................................................... 1-10
2. SERVICE OVERVIEW
2-1. DISASSEMBLY ............................................................................................ 2-1
2-2. NOTES ON PARTS REPLACEMENT ......................................................... 2-2
2-2-1. EEPROM (IC604/MB-861 board) Replacement .................................... 2-2
2-3. ERROR MESSAGES ..................................................................................... 2-2
3. ELECTRICAL ALIGNMENT
3-1. PREPARATION ............................................................................................ 3-1
3-1-1. Equipment and Tools .............................................................................. 3-1
3-1-2. Notes on Adjustment .............................................................................. 3-2
3-2. ADJUSTMENT AND CHECKING .............................................................. 3-2
3-2-1. Reference Frequency (4 MHz oscillation frequency) Adjustment ......... 3-4
3-2-2. Output level adjustment .......................................................................... 3-4
3-2-3. Muting level and RF level adjustment .................................................... 3-5
3-2-4. S/N Checking .......................................................................................... 3-6
3-2-5. Distortion Ratio Check ........................................................................... 3-8
3-2-6. RF Level Indicator Check ...................................................................... 3-9
4. SEMICONDUCTOR PIN ASSIGNMENTS
5. SPARE PARTS
5-1. NOTES ON REPAIR PARTS ........................................................................ 5-1
5-2. EXPLODED VIEWS ..................................................................................... 5-2
5-3. ELECTRICAL PARTS LIST ......................................................................... 5-3
5-4. ACCESSORIES SUPPLIED .......................................................................... 5-8
6. BLOCK DIAGRAM
7. SCHEMATIC DIAGRAMS AND BOARD LAYOUTS
RF-93 ....................................................................................................................... 7-1
MB-861 .................................................................................................................... 7-2
WRR-805A (CE, AU)

TABLE OF CONTENTS

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