Technical Information Microprocessor 1978

Product 16 of 40
Item #: HWD78E
model Niagara E 1978
supplement to service manual 1978
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This technical information is a supplement to "Service Manual Models 1978" for model Niagara E built in 1978. This is the first jukebox by the Deutsche Wurlitzer using a selection & credit computer (SCC).
This manual offers next to adjustments for the credit computer a trouble shooting section, some description of function, schematics and the supplementary parts lists. Table of content:

  • Niagara electronic
  • The CreditComputer, adjustment of play prices
  • Theory of Function - Mechanism -
  • Trouble Shooting Chart
  • Supplementary Spare Parts List
  • Theory of Function - Electronic control -
  • Test and Repair procedure
  • Diagrams
  • Pulse Plan
  • Repair Flow Chart
  • Connecting Plans Address Lines and data Lines
  • Wiring diagram Selection & Credit Computer
  • Parts layout
  • Functional Schematic
  • Wiring Diagram
56 pages with fold-out schematics, trilingual in German, French and English, spiralbound copy


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