Marantz 2220 B Service Manual
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Extracted text from Marantz 2220 B Service Manual (Ocr-read)
Page 2
SECTION
Introduction ............................................................. 1
ServiceNotes ...................................... 1
AM Tuner ............................................................... 1
FM Tuner ............................................................... 1
PhOHO and Preamplifier .................................................... 3
Main Amplifier ............................................. . .............. 4
Audio Trouble Analysis .................................................... 4
Test Equipment Required for Servicing ........................................ 5
AM Alignment Procedure ................................................... 5
FM Alignment Procedure ................................................... 6
Stereo Separation Alignment ................................................ 6
Muting Thrfihold Adjustment ............................................... 6
Power Amplifier Adjustment ................................................ 6
Power Supply Adjustment .................................................. 6
Service Information for European Model ....................................... 28
LIST OF ILLUSTRATIONS
FIGURE
1_ Dial Stringing ......................................................... 4
2. Front Panel Adjustment and Component Locations - - - - - - - - - - - - - : ------------- 7
3. Main Chassis Component Locations (Top View) ------------------------------ 7
4. Rear Panel Adjustment and Component Locations ---------------------------- 8
5. Main Chassis Component Locations (Bottom View) ---------------------------- 8
6. FM Front End and AM Tuner Assembly P100 Component Locations -------------- 9
7. FM IF Amplifier, Detector, Muting Control and Meter Amplifier Unit
Assembly P200 Component Locations . . . . , ................................. 9
8. MPX Stereo Decoding Amplifier Assembly P300 Component Locations ------------ 10
9- Phone Amplifier Assembly P400 Component Locations ....................... 10
10. Power Amplifier Assembly P700 Component Locations ....................... 11
11. Power Supply Assembly P800 Component Locations -------------------------- 11
12. Dial Lamp Assembly P201 Component Locations ........................... 12
,13. Tone Amplifier Assembly P500 Component Locations . .:. . . . . . . . . . ............. 12
14'. Filter Assembly PH01 Component Locations ............................... 13
15. Main Remote Assembly PT01 Component Locations ......................... 13
16. Exploded Mechanical Diagram ............................................. 14
17. Schematic Diagram .................................................... 16
18. Rear Panel Adjustments and Facilities Locations for European Model ............. 29
19. Main Chassis Component Locations (Bottom View) for European Model ........... 29
20. Voltage Conversion Chart ............................................. 30
21. Schematic Diagram for European Model ................................... 31
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