Marantz 1070 Service Manual
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Extracted text from Marantz 1070 Service Manual (Ocr-read)
Page 1
model 1070
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TABLE OF CONTENTS _,. .1313'
SECTION PAGE
Introduction ............................................................. 1
Pre-Amplifier ............................................................. 1
Main Amplifier ............................................................ 1
Trouble Analysis .......................................................... 2
Power Amplifier Adjustment ................................................. 2
Power Supply Unit ......................................................... 2
Test Equipment Required of Servicing .......................................... 2
Performance Verification ........................................ ' ........... 4
Parts List ................................................................ 15
Specifications .............................................................. 21
Service Information for European Model ............................ » ........... 22
LIST OF lLLUSTRATlONS
FIGURE PAGE
1. Ac Power Control Box Simplified Schematic ------------------------------- 1
2. Amplifier Output Load Box Simplified Schematic -------------------------- 7- 2
3. Front Panel Adjustment Component Locations ------------------------------ 6
4. Main Chassis Component Locations (Top View) ----------------------------- 6
5. Rear Panel Adjustment and Component Locations --------------------------- 7
6. Main Chassis Component Locations (Bottom View) - - - - - - - - Z ----------------- 7
7. Phono Amplifier Assembly P400 Component Locations - - - - ,- ------------------ 8
8. Main Assembly P700 Component Locations . ........................... 8 .
9. Power Supply Circuit Assembly P800 Component Locations .................. 9
10. Tone and Pre-Amplifier Assembly PE01 Component Locations ---------------- 9
11. Speaker Loudness Assembly PT01 Component Locations ------------------- 10
12. Tone Control Volume Unit Assembly PF01 Component Locations ------------- 10
13. High and Low Filter Unit Assembly PH01 Component Locations --------------- 10
14. Exploded Mechanical Diagram ...................................... 11
15. Schematic Diagram ................................................... 13
16. Rear Panel Adjustments and Facilities Locations for European Model ............ 23
17. Main Chassis Component Locations (Top View) for European Model ............ 23
18. Voltage Conversion Chart .............................................. 24
19. Schematic Diagram for European Model .................................. 25