Marantz 1050 1072 Service Manual

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TABLE OF CONTENTS

SECTION PAGE
1. INTRODUCTION .................................................................. 1
Z. FEE-AMPLIFIER ................................................................. I
3. MAIN AMPLIFIER ................................................................. 1
4. TROUBLESHOOTING ANALYSIS ...................................................... 1
5. POWER AMPLIFIER ADJUSTMENT ..................................................... 1
6. TEST EQUIPMENT REQUIRED FOR SERVICING ........................................... 2
7. PERFORMANCE VERIFICATION ....................................................... 2
8. VOLTAGE CONVERSION ............................................................ 5
9. SCHEMATIC DIAGRAM (Model 11172 and Model 1051]) ...................................... 5.8

10. DIAGRAM AND COMPONENT LOCATIONS .............................................. 10

111.1 Main Assembly (PTOO) Schematic Diagram and Component Locations ........................... 10
10.2 LED Lamp Assembly (PYOO) Schematic Diagiam and Component Locations ....................... 1|]
10.3 Loudness Assembiy (P800) Schematic Diagram and Component Locations ........................ 10
10.4 Volume Assembly (P350) Schematic Diagram and Component Locations ......................... 11
10.5 Tone Assembly (PFOIII Schematic Oiagiam and Component Locations .......................... 12

11. BLOCK DIAGRAM ................................................................ 13

12. EXPLOCED VIEW AND PARTS LIST ................................................... 14

13. ELECTRICAL PARTS LIST .......................................................... 20

14. TECHNICAL SPECIFICATIONS ....................................................... 24