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Akai AM-U3 High Quality Service Manual




  • High quality reproduction of original factory service manual
  • 8.74 Megapixels per page (A4 pages)
  • 39 pages
  • In Color
  • The manual is written in: English
  • Provided as downloadable PDF file


High quality reproduction of original factory service manual. The manual contains circuit diagrams, specification, pc boards, dismantling instructions and more. Refer to Table of Contents for more information.

Table of Contents

  • Section 1, Service Manual
    • Specifications
    • Dismantling of Unit
    • Controls
    • Principal parts location
    • Operation of control IC AM-100 Peripheral Circuit
      • AM-100 Peripheral block diagram
      • AM Terminals description
      • Display data
      • Digit output of AM-100
      • Audio input selector/control
      • LC7910 terminals description
      • Direct access volume
      • Internal block diagram of TC9154P (volume)
      • Key input
      • The initial status will be established when reset button is pressed
      • Reset status when power is turned on
      • Volume
      • Balance
      • Management of each key
    • Idling Current Adjustment
    • Classification of Various P.C. Boards
      • P.C. Board titles and identification numbers
      • Composition of various P.C. Boards
  • Section 2, Parts List
    • Main Amp P.C. Boards block
    • EQ P.C. Board block
    • Power Supply P.C. Board block
    • Filter P.C. Board block
    • Assembly block
    • Final assembly block
    • Index
  • Section 3, Schematic Diagram
    • Schematic diagram
    • Schematic Diagram of IC's


This section of product description has not yet been edited.

This product was added to our catalog on Sunday 07 March, 2010.

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