HILTON
M-75A
Sound System

The Micro-75A was manufactured between November 1978 and April 1986. The following repair sheets are designed to help repair technicians and qualified owners repair and maintaining the Micro-75A. If at any time you have a question, need a part, or want additional information please contact us -- contact information can be found on this page at the bottom as well as most pages of our web site.

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Micro-75A Schematic for power supply & power output circuit  
Micro-75A Schematic for preamp circuit  

How to remove the M-75A from its wood case  
How to change the power output circuit board  
How to install a new style CTS phono volume pot  
How to remove and replace the power supply diode pack circuit board  
How to replace the cinch-jones speaker jack with a 1/4" phone jack  
How to replace the turntable motor  
How to readjust the turntable from 50Hz use to use on 60Hz  
How to readjust the turntable from 60Hz use to use on 50HZ  
How to adjust the turntable speed  
How to replace the tonearm  
How to install a phono preamp circuit board with the wide range volume control mod  
  

Contact Information

For a complete information package contact Dick Henschel at:

HILTON AUDIO PRODUCTS, INC.
1033-E Shary Circle, Concord, California 94518
Phone: 925-682-8390 - Fax: 925-682-8497
E-mail: hiltonaud@aol.com

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Copyright © 2006 - Hilton Audio Products, Inc.