Product: Service Information manual, for McIntosh MAC 1900 AM/FM Solid State Stereo Receiver. Applicable for examples with serial numbers ranging from 4X230 to AL9999. 20 pages.
Contains or covers:
Perfomance limits & ratings
Block Diagram
Schematic notes
Dial Stringing
Tuning Condensor drive
Pointer Drive
Tuning Condensor drum
Mixer & L.O. PCB diagram
IF & MPX PCB diagram
FM & MPX section schematic diagram
Preamp section schematic diagram
Left & Right channel pre-amp PCB diagram
Tone Control & Mode Selector PCB diagrams
AM Section Schematic & PCB diagram
Left & Right channel power output PCB diagrams
Power Supply PCB diagram
Power Supply section schematic diagram
Power Output section schematic diagram
Chassis top and bottom views location illustrations
MAC 1900 Alignment Instructions
Test Equipment Required
AM Alignment
FM Alignment
Multiplex decoder alignment
Replacement parts list
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